H. Kenttämaa

发表

PHOTODECHLORINATION OF 3,39-DICHLOROBENZIDINE IN WATER

E. R. Blatchley, K. Haber, H. Kenttämaa, 2002 .

Graph-based machine learning interprets and predicts diagnostic isomer-selective ion–molecule reactions in tandem mass spectrometry†

G. Chopra, H. Kenttämaa, Jonathan A Fine, 2020, Chemical science.

Evaluation of a novel approach for peptide sequencing: Laser-induced acoustic desorption combined with P(OCH3)2+ chemical ionization and collision-activated dissociation in a fourier transform ion cyclotron resonance mass spectrometer

H. Kenttämaa, Jayalakshmi Somuramasami, 2007, Journal of the American Society for Mass Spectrometry.

Reactivity and selectivity of charged phenyl radicals toward amino acids in a Fourier transform ion cyclotron resonance mass spectrometer.

H. Kenttämaa, George O Pates, Leonard P. Guler, 2011, Journal of the American Chemical Society.

Reactions of an aromatic σ,σ-biradical with amino acids and dipeptides in the gas phase

H. Kenttämaa, John J Nash, Mingkun Fu, 2010, Journal of the American Society for Mass Spectrometry.

Characterization of Protonated Substituted Ureas by Using Diagnostic Gas-Phase Ion-Molecule Reactions Followed by Collision-Activated Dissociation in Tandem Mass Spectrometry Experiments.

H. Kenttämaa, Xin Ma, Erlu Feng, 2021, Analytical chemistry.

From furfural to fuel: synthesis of furoins by organocatalysis and their hydrodeoxygenation by cascade catalysis.

Linan Yang, H. Kenttämaa, M. Abu‐Omar, 2014, ChemSusChem.

Internal energy distributions of isolated ions after activation by various methods

R. Cooks, V. Wysocki, H. Kenttämaa, 1987 .

Carbon disulfide reagent allows the characterization of nonpolar analytes by atmospheric pressure chemical ionization mass spectrometry.

M. Gray, X. Tan, H. Kenttämaa, 2011, Rapid communications in mass spectrometry : RCM.

Cleavage and hydrodeoxygenation (HDO) of C–O bonds relevant to lignin conversion using Pd/Zn synergistic catalysis

F. Ribeiro, Jeffrey T. Miller, H. Kenttämaa, 2013 .

Analysis of Catalytic Hydrothermal Conversion Jet Fuel and Surrogate Mixture Formulation: Components, Properties, and Combustion

D. L. Prak, P. Trulove, J. Cowart, 2017 .

Ion-molecule reactions of distonic radical cations

H. Kenttämaa, K. M. Stirk, L. K. M. Kiminkinen, 1992 .

Laser-induced acoustic desorption

H. Kenttämaa, Xin Ma, Xin Ma, 2019, MRS Bulletin.

Total Utilization of Miscanthus Biomass, Lignin and Carbohydrates, Using Earth Abundant Nickel Catalyst

Baoyuan Liu, H. Kenttämaa, M. Abu‐Omar, 2016 .

Maleic acid and aluminum chloride catalyzed conversion of glucose to 5-(hydroxymethyl) furfural and levulinic acid in aqueous media

N. Mosier, Weihua Xiao, Ximing Zhang, 2016 .

A Fourier-transform ion cyclotron resonance study of the 3,5-didehydrophenyl cation

H. Kenttämaa, E. Nelson, 2001, Journal of the American Society for Mass Spectrometry.

Jet fuel density via GC × GC-FID

R. Trice, H. Kenttämaa, Brent A. Modereger, 2019, Fuel.

Renewable thermoset polymers based on lignin and carbohydrate derived monomers

H. Kenttämaa, M. Abu‐Omar, Hanyu Zhu, 2018 .

Properties and reactivity of gaseous distonic radical ions with aryl radical sites.

B. Jankiewicz, Linan Yang, H. Kenttämaa, 2013, Chemical reviews.

Reactivity of organic σ,σ,σ,σ,σ-pentaradicals

H. Kenttämaa, Xin Ma, John J Nash, 2019, International Journal of Mass Spectrometry.

Reactivity of a σ,σ,σ,σ-tetraradical: the 2,4,6-tridehydropyridine radical cation.

B. Jankiewicz, H. Kenttämaa, Nelson R. Vinueza, 2012, Journal of the American Chemical Society.

Simple method for ion isolation in Fourier transform ion cyclotron resonance mass spectrometry: combined notch excitation and selective ion partitioning in a dual cell

J. Farrell, H. Kenttämaa, P. Lin, 1991 .

Characterization of the Compounds in Crude Oil That Preferentially Bind to Kaolinite

C. Johnston, H. Kenttämaa, Jeremy M. Manheim, 2022, Energy & Fuels.

Direct comparison of solution and gas-phase reactions of the three distonic isomers of the pyridine radical cation with methanol.

H. Kenttämaa, Zhicheng Jin, John J Nash, 2012, Journal of the American Chemical Society.

Mechanism of Me-Re Bond Addition to Platinum(II) and Dioxygen Activation by the Resulting Pt-Re Bimetallic Center.

S. Kais, Jeffrey T. Miller, Guanghui Zhang, 2017, Inorganic chemistry.

Free Radical Mediated Glycan Isomer Differentiation.

H. Kenttämaa, Kawthar Z. Alzarieni, Xueming Dong, 2020, Analytical chemistry.

Energy deposition in [Fe(CO)5]+˙ upon collision with a metal surface

R. Cooks, V. Wysocki, H. Kenttämaa, 1986 .

A differentially pumped dual linear quadrupole ion trap (DLQIT) mass spectrometer: a mass spectrometer capable of MS(n) experiments free from interfering reactions.

J. Schwartz, R. Oglesbee, H. Kenttämaa, 2013, Analytical chemistry.

Gas-phase fragmentation of di- and tripeptides via ion–molecule reactions with ClPCl+

Y. Yu, C. Stumpf, H. Kenttämaa, 2000 .

Gas-phase reactions of charged phenyl radicals with neutral biomolecules evaporated by laser-induced acoustic desorption

C. Petzold, H. Kenttämaa, J. Heidbrink, 2002, Journal of the American Society for Mass Spectrometry.

Development of a high-throughput laser-induced acoustic desorption probe and raster sampling for laser-induced acoustic desorption/atmospheric pressure chemical ionization.

G. Simpson, J. Madden, H. Kenttämaa, 2013, Analytical chemistry.

Liquid chromatography/tandem mass spectrometry utilizing ion-molecule reactions and collision-activated dissociation for the identification of N-oxide drug metabolites.

H. Kenttämaa, Nelson R. Vinueza, Mingkun Fu, 2010, Journal of pharmaceutical and biomedical analysis.

Study on the Gas-Phase Reactivity of Charged Pyridynes.

B. Jankiewicz, H. Kenttämaa, Jennifer N. Reece, 2021, The Journal of organic chemistry.

A novel chemical ionization reagent ion for organic analytes: the aquachloromanganese(II) cation [ClMn(H2O)+].

H. Kenttämaa, Mingkun Fu, Putuma P. Gqamana, 2012, Rapid communications in mass spectrometry : RCM.

Identification of Epoxide Functionalities in Protonated Monofunctional Analytes by Using Ion/Molecule Reactions and Collision-Activated Dissociation in Different Ion Trap Tandem Mass Spectrometers

Ryan J. Eismin, H. Kenttämaa, Mingkun Fu, 2011, Journal of The American Society for Mass Spectrometry.

Identification and counting of carbonyl and hydroxyl functionalities in protonated bifunctional analytes by using solution derivatization prior to mass spectrometric analysis via ion-molecule reactions

T. Gillespie, H. Kenttämaa, Jayalakshmi Somuramasami, 2010, Journal of the American Society for Mass Spectrometry.

The reactivity of metallated nitrenium ions studied by FT-ICR

Michael A. Watkins, H. Kenttämaa, E. Tippmann, 2009 .

An ion/molecule reaction for the identification of analytes with two basic functional groups

Ryan J. Eismin, H. Kenttämaa, Mingkun Fu, 2009, Journal of the American Society for Mass Spectrometry.

Ion–molecule reactions of trimethylborate allow the mass spectrometric identification and counting of functional groups in protonated bifunctional oxygen-containing compounds and polyols

Michael A. Watkins, H. Kenttämaa, Jayalakshmi Somuramasami, 2007 .

Examination of barriered and barrierless hydrogen atom abstraction reactions by organic radical cations: the cytosine radical cation

C. Petzold, H. Kenttämaa, J. Price, 2001 .

Laser-induced acoustic desorption/chemical ionization in Fourier-transform ion cyclotron resonance mass spectrometry

C. Petzold, H. Kenttämaa, E. Nelson, 2000 .

Intrinsic acidity and redox properties of the adenine radical cation 1 1 Dedicated to the memory of

Y. Yu, C. Stumpf, H. Kenttämaa, 1999 .

Gas-phase reactions of the dichlorocarbene radical cation

H. Kenttämaa, E. Nelson, S. Tichy, 1999 .

Distinguishing conventional and distonic radical cations by using dimethyl diselenide

H. Kenttämaa, K. Thoen, Rebecca L. Smith, 1996, Journal of the American Society for Mass Spectrometry.

Methyl propionate radical cation

C. Stumpf, H. Kenttämaa, P. Vainiotalo, 1996, Journal of the American Society for Mass Spectrometry.

Characterization of long-chain carboxylic esters with CH3OBOCH3+ in a small fourier-transform ion cyclotron resonance mass spectrometer

H. Kenttämaa, T. Ranatunga, K. Thoen, 1996, Journal of the American Society for Mass Spectrometry.

Differentiation of stereoisomeric diols by using CH3OB+OCH3 in a small Fourier transform ion cyclotron resonance mass spectrometer

H. Kenttämaa, T. Ranatunga, P. Vainiotalo, 1995 .

Multiported pulsed valve interface for a linear quadrupole ion trap mass spectrometer to enable rapid screening of multiple functional-group selective ion-molecule reactions.

H. Kenttämaa, M. Carlsen, Tiffany M. Jarrell, 2014, Analytical chemistry.

Speciation of CuCl and CuCl2 Thiol-Amine Solutions and Characterization of Resulting Films: Implications for Semiconductor Device Fabrication.

Evan C. Wegener, Robert W. Boyne, R. Agrawal, 2017, Inorganic chemistry.

Recent Advances in Petroleum Analysis by Mass Spectrometry.

H. Kenttämaa, Jeremy M. Manheim, Ravikiran Yerabolu, 2018, Analytical chemistry.

Compositional analysis of organosolv poplar lignin by using high-performance liquid chromatography/high-resolution multi-stage tandem mass spectrometry

J. Bozell, H. Kenttämaa, Kawthar Z. Alzarieni, 2021, Green Chemistry.

Fluorine Substitution Enhances the Reactivity of Substituted Phenyl Radicals toward Organic Hydrogen Atom Donors

H. Kenttämaa, Rebecca L. Smith, Ruo‐Pu Li, 1996 .

Ion-molecule reactions for the characterization of polyols and polyol mixtures by ESI/FT-ICR mass spectrometry.

Michael A. Watkins, H. Kenttämaa, B. Winger, 2005, Analytical chemistry.

Ion-molecule reactions for the differentiation of primary, secondary and tertiary hydroxyl functionalities in protonated analytes in a tandem mass spectrometer.

H. Kenttämaa, Mingkun Fu, Jinshan Gao, 2012, The Analyst.

Analysis of natural products by tandem mass spectrometry employing reactive collisions with ethyl vinyl ether

R. Cooks, H. Kenttämaa, Caiming Ping, 1988 .

Scanning a triple quadrupole mass spectrometer for doubly charged ions

R. Cooks, H. Kenttämaa, K. Wood, 1983 .

Isolation and characterization of charge-tagged phenylperoxyl radicals in the gas phase: direct evidence for products and pathways in low temperature benzene oxidation.

S. Blanksby, D. Harman, A. Trevitt, 2012, Physical chemistry chemical physics : PCCP.

Rearrangement of phenylcarbene radical cation to dehydrotropylium cation

Michael A. Watkins, H. Kenttämaa, E. Nelson, 2006 .

Characterization of Two Chloro-Substituted m-Benzyne Isomers: Effect of Substitution on Reaction Efficiencies and Products

H. Kenttämaa, J. Price, J. M. Price, 2003 .

Comparison of energy-resolved low-energy CAD of stable and isomerizing ions in an FT-ICR and in other tandem mass spectrometers

L. Zeller, J. Farrell, H. Kenttämaa, 1994 .

Reactivity of para-benzynes in solution and in the gas phase

Ashley M. Wittrig, H. Kenttämaa, Xin Ma, 2021, Tetrahedron Letters.

Reactivity of aromatic σ,σ-biradicals toward riboses

Linan Yang, H. Kenttämaa, John J Nash, 2006 .

FOCUS: NUCLEIC ACIDS IN MASS SPECTROMETRY Reactivity of Aromatic , -Biradicals Toward Riboses

Linan Yang, H. Kenttämaa, John J Nash, 2006 .

Reaction of O2+˙ with CH4: A study of ion energies in a dual-cell fourier transform ion cyclotron resonance mass spectrometer

H. Kenttämaa, P. Lin, 1992 .

Fast Determination of the Lignin Monomer Compositions of Genetic Variants of Poplar via Fast Pyrolysis/Atmospheric Pressure Chemical Ionization Mass Spectrometry.

F. Ribeiro, C. Chapple, R. Agrawal, 2021, Journal of the American Society for Mass Spectrometry.

Fast pyrolysis of 13C-labeled cellobioses: gaining insights into the mechanisms of fast pyrolysis of carbohydrates.

John C. Degenstein, F. Ribeiro, R. Agrawal, 2015, The Journal of organic chemistry.

On-line mass spectrometric methods for the determination of the primary products of fast pyrolysis of carbohydrates and for their gas-phase manipulation.

John C. Degenstein, F. Ribeiro, R. Agrawal, 2013, Analytical chemistry.

Correlation of hydrogen-atom abstraction reaction efficiencies for aryl radicals with their vertical electron affinities and the vertical ionization energies of the hydrogen-atom donors.

H. Kenttämaa, John J Nash, Linhong Jing, 2008, Journal of the American Chemical Society.

Gas-phase radical-radical recombination reactions of nitroxides with substituted phenyl radicals

H. Kenttämaa, J. Heidbrink, F. Amegayibor, 2004 .

Differentiation of stereoisomeric steroids by reactions with phosphenium ions

C. Petucci, H. Kenttämaa, Leonard P. Guler, 2002, Journal of the American Society for Mass Spectrometry.

Hydrogen atom abstraction and addition reactions of charged phenyl radicals with aromatic substrates in the gas phase

H. Kenttämaa, K. Thoen, Leonard P. Guler, 2001 .

Synthesis of charged phenyl radicals and biradicals by laser photolysis in a Fourier-transform ion cyclotron resonance mass spectrometer

H. Kenttämaa, K. Thoen, James Pérez, 1998, Journal of the American Society for Mass Spectrometry.

Disulfide bond cleavage in neutral substrates by the dimethylene ketene radical cation inside a mass spectrometer

H. Kenttämaa, K. Thoen, Rebecca L. Smith, 1998 .

Gas-phase reactions of the 4-dehydroanilinium ion and its isomers

H. Kenttämaa, L. Chyall, 1995 .

Quinoline Triradicals: A Reactivity Study.

H. Kenttämaa, John J Nash, Raghavendhar R. Kotha, 2019, Journal of the American Chemical Society.

Polar Effects Control the Gas-Phase Reactivity of para-Benzyne Analogs.

Ashley M. Wittrig, H. Kenttämaa, Xin Ma, 2018, Chemphyschem : a European journal of chemical physics and physical chemistry.

Polar Effects Control the Gas-phase Reactivity of Charged para-Benzyne Analogs.

Ashley M. Wittrig, H. Kenttämaa, Huaming Sheng, 2015, International journal of mass spectrometry.

Reactivity of the 4,5-didehydroisoquinolinium cation.

B. Jankiewicz, H. Kenttämaa, Nelson R. Vinueza, 2012, Chemistry.

Reactivity of an Aromatic σ,σ,σ‐Triradical: The 2,4,6‐Tridehydropyridinium Cation

B. Jankiewicz, H. Kenttämaa, Nelson R. Vinueza, 2007 .

Reactivity of an aromatic sigma,sigma,sigma-triradical: the 2,4,6-tridehydropyridinium cation.

B. Jankiewicz, H. Kenttämaa, Nelson R. Vinueza, 2007, Angewandte Chemie.

Gas-Phase Reactivity of Phenylcarbyne Anions.

H. Kenttämaa, Xin Ma, John J Nash, 2022, Journal of the American Chemical Society.

Gas-phase reactions of a novel chemical ionization reagent, ClMn2+, with polar and nonpolar analytes in a linear quadrupole ion trap

H. Kenttämaa, Tiffany M. Jarrell, James S. Riedeman, 2015 .

Measurement of the Proton Affinities of a Series of Mono- and Biradicals of Pyridine.

H. Kenttämaa, Anyin Li, John J Nash, 2020, Journal of the American Chemical Society.

Fragmentation of Saturated Hydrocarbons Upon Atmospheric Pressure Chemical Ionization is Caused by Proton Transfer Reactions.

H. Kenttämaa, J. Milton, Jeremy M. Manheim, 2020, Analytical chemistry.

Comparison of Atmospheric Pressure Chemical Ionization and Field Ionization Mass Spectrometry for the Analysis of Large Saturated Hydrocarbons.

J. Viidanoja, H. Kenttämaa, A. Root, 2016, Analytical chemistry.

Analysis of saturated hydrocarbons by using chemical ionization combined with laser-induced acoustic desorption/Fourier transform ion cyclotron resonance mass spectrometry.

H. Kenttämaa, J. Campbell, K. E. Crawford, 2004, Analytical chemistry.

Mechanism of MTO-Catalyzed Deoxydehydration of Diols to Alkenes Using Sacrificial Alcohols

Linan Yang, H. Kenttämaa, M. Abu‐Omar, 2013 .

Photodechlorination of 3,3′‐dichlorobenzidine in water

M. Nyman, K. Haber, H. Kenttämaa, 2002, Environmental toxicology and chemistry.

Information on the location of carbon-carbon double bonds in C6−C23 linear alkenes from carbon addition reactions in a quadrupole ion trap equipped with a pulsed sample-inlet system

R. Cooks, H. Kenttämaa, J. Einhorn, 1991, Journal of the American Society for Mass Spectrometry.

Pulsed gas introduction into quadrupole ion traps

R. Cooks, H. Kenttämaa, R. Kaiser, 1990, Journal of the American Society for Mass Spectrometry.

Energy-resolved collisional activation of dimethyl phosphonate and dimethyl phosphite ions in a quadrupole ion trap and a triple quadrupole mass spectrometer

R. Cooks, H. Kenttämaa, J. Brodbelt, 1988 .

Gas-phase ion-molecule reactions for the identification of the sulfone functionality in protonated analytes in a linear quadrupole ion trap mass spectrometer.

H. Kenttämaa, Minli Zhang, Huaming Sheng, 2016, Rapid communications in mass spectrometry : RCM.

Mass spectrometric identification of the N-monosubstituted N-hydroxylamino functionality in protonated analytes via ion/molecule reactions in tandem mass spectrometry.

H. Kenttämaa, Minli Zhang, Huaming Sheng, 2015, Rapid communications in mass spectrometry : RCM.

Identification of the sulfoxide functionality in protonated analytes via ion/molecule reactions in linear quadrupole ion trap mass spectrometry.

H. Kenttämaa, Minli Zhang, Huaming Sheng, 2014, The Analyst.

Identification of the sulfone functionality in protonated analytes via ion/molecule reactions in a linear quadrupole ion trap mass spectrometer.

H. Kenttämaa, Minli Zhang, Huaming Sheng, 2014, The Journal of organic chemistry.

Bimolecular reactions involving the radical site of the distonic ion ·CH2CH2CH2CO+

H. Kenttämaa, Rebecca L. Smith, K. M. Stirk, 1993 .

Bimolecular reactions of .CH2CH2OCH2+: a comparison with the chemical properties of CH3CH2OCH2+ and ionized trimethylene oxide

H. Kenttämaa, K. M. Stirk, L. K. M. Kiminkinen, 1992 .

Effects of stepwise excitation on fragmentation of gas phase ions: An especially striking case

H. Kenttämaa, 1985 .

Reactions of alkyl halides with distonic acylium radical cations

H. Kenttämaa, K. Thoen, Rebecca L. Smith, 1997 .

Laser-induced acoustic desorption/fourier transform ion cyclotron resonance mass spectrometry for petroleum distillate analysis.

M. L. Gorbaty, M. Fiddler, H. Kenttämaa, 2005, Analytical chemistry.

Graph Based Machine Learning Interprets Diagnostic Isomer-Selective Ion-Molecule Reactions in Tandem Mass Spectrometry

G. Chopra, H. Kenttämaa, Jonathan A Fine, 2019 .

Analysis of xyloglucans by ambient chloride attachment ionization tandem mass spectrometry.

N. Carpita, H. Kenttämaa, Nelson R. Vinueza, 2013, Carbohydrate polymers.

Application of biofuel impurities and effect on the hot corrosion of yttria-stabilized zirconia thermal barrier coatings

R. Trice, H. Kenttämaa, Gozdem Kilaz, 2019, Surface and Coatings Technology.

Analyzing and Tuning the Chalcogen-Amine-Thiol Complexes for Tailoring of Chalcogenide Syntheses.

R. Agrawal, Nicole J. Libretto, Jeffrey T. Miller, 2020, Inorganic chemistry.

The structure of the long-lived radical cation of ethyl acetate

L. Zeller, H. Kenttämaa, L. K. M. Kiminkinen, 1992 .

Structural Comparison of Asphaltenes of Different Origins Using Multi-stage Tandem Mass Spectrometry

H. Kenttämaa, Huaming Sheng, Weijuan Tang, 2015 .

Analysis of Asphaltenes and Asphaltene Model Compounds by Laser-Induced Acoustic Desorption/Fourier Transform Ion Cyclotron Resonance Mass Spectrometry

M. Gray, K. Müllen, X. Tan, 2009 .

Direct functionalization of C−H bonds by electrophilic anions

V. Azov, Xin Ma, E. Aprá, 2020, Proceedings of the National Academy of Sciences.

Effects of a hydroxyl substituent on the reactivity of the 2,4,6-tridehydropyridinium cation, an aromatic σ,σ,σ-triradical.

B. Jankiewicz, H. Kenttämaa, Jennifer N. Reece, 2012, Chemistry.

Low-energy collisional activation of polyatomic ions with different target gases

R. Cooks, K. Schey, V. Wysocki, 1989 .

Speciation and kinetic study of iron promoted sugar conversion to 5-hydroxymethylfurfural (HMF) and levulinic acid (LA)

N. Mosier, Linan Yang, Jeffrey T. Miller, 2015 .

THE LONG-LIVED RADICAL CATIONS OF SIMPLE CARBON ESTERS ISOMERIZE TO THE LOWEST-ENERGY STRUCTURE

L. Zeller, H. Kenttämaa, P. Vainiotalo, 1994 .

Effective ion temperatures in a quadrupole ion trap

B. D. Nourse, H. Kenttämaa, 1990 .

UV-induced effects on chlorination of creatinine.

E. R. Blatchley, H. Kenttämaa, K. Wood, 2013, Water research.

A Diagnostic Nitrosamine Detection Approach for Pharmaceuticals by Using Tandem Mass Spectrometry Based on Diagnostic Gas-Phase Ion-Molecule Reactions.

H. Kenttämaa, M. Hicks, Xin Ma, 2022, Analytical chemistry.

Identification of Protonated Primary Carbamates by Using Gas-Phase Ion–Molecule Reactions Followed by Collision-Activated Dissociation in Tandem Mass Spectrometry Experiments

H. Kenttämaa, Huaming Sheng, Zhoupeng Zhang, 2019, Organic Process Research & Development.

Differentiation of Seven Isomeric n-Pentylquinoline Radical Cations Based on Energy-Resolved Medium-Energy Collision-Activated Dissociation.

H. Kenttämaa, Xueming Dong, Yuyang Zhang, 2022, Journal of the American Society for Mass Spectrometry.

Differentiation of Deprotonated Acyl, N- and O-Glucuronide Drug Metabolites by Using Tandem Mass Spectrometry Based on Gas-Phase Ion-Molecule Reactions Followed by Collision-Activated Dissociation.

H. Kenttämaa, M. Cancilla, Huaming Sheng, 2019, Analytical chemistry.

Differentiating Isomeric Deprotonated Glucuronide Drug Metabolites via Ion/Molecule Reactions in Tandem Mass Spectrometry.

Arun K. Ghosh, H. Kenttämaa, Xin Ma, 2018, Analytical chemistry.

Determination of the compound class and functional groups in protonated analytes via diagnostic gas-phase ion-molecule reactions.

H. Kenttämaa, Kawthar Z. Alzarieni, Victoria M Boulos, 2021, Mass spectrometry reviews.

Characterization of organosolv switchgrass lignin by using high performance liquid chromatography/high resolution tandem mass spectrometry using hydroxide-doped negative-ion mode electrospray ionization

J. Bozell, Hagen Maraun, H. Kenttämaa, 2014 .

Ion–molecule reactions facilitate the identification and differentiation of primary, secondary and tertiary amino functionalities in protonated monofunctional analytes in mass spectrometry

Ryan J. Eismin, H. Kenttämaa, Mingkun Fu, 2009 .

Proton Affinities of Alkanes.

Yue Fu, H. Kenttämaa, J. Milton, 2022, Journal of the American Society for Mass Spectrometry.

An Automated Method for Chemical Composition Analysis of Lubricant Base Oils by Using Atmospheric Pressure Chemical Ionization Mass Spectrometry

J. Viidanoja, H. Kenttämaa, Yuyang Zhang, 2019, Journal of The American Society for Mass Spectrometry.

Analysis of base oil fractions by ClMn(H2O)+ chemical ionization combined with laser-induced acoustic desorption/fourier transform ion cyclotron resonance mass spectrometry.

H. Kenttämaa, Mingkun Fu, K. Qian, 2008, Analytical chemistry.

Tandem Mass Spectrometry in the Analysis of Petroleum-Based Compounds.

J. Kaur, H. Kenttämaa, Wanru Li, 2023, Analytical chemistry.

Identification of the carboxylic acid functionality by using electrospray ionization and ion-molecule reactions in a modified linear quadrupole ion trap mass spectrometer.

H. Kenttämaa, Nelson R. Vinueza, Steven C. Habicht, 2008, Analytical chemistry.

Multiple-stage mass spectrometry in structural characterization of organophosphorus compounds

L. Zeller, J. Farrell, H. Kenttämaa, 1993, Journal of the American Society for Mass Spectrometry.

Long‐lived distonic radical cations

H. Kenttämaa, 1994 .

Identification and Quantitation of Linear Alkanes in Lubricant Base Oils by Using GC×GC/EI TOF Mass Spectrometry

H. Kenttämaa, P. Vozka, Gozdem Kilaz, 2019, Journal of The American Society for Mass Spectrometry.

Laser-Induced Acoustic Desorption/Electron Ionization of Amino Acids and Small Peptides

H. Kenttämaa, C. J. Pulliam, Tiffany M. Jarrell, 2017, Journal of The American Society for Mass Spectrometry.

HPLC/APCI Mass Spectrometry of Saturated and Unsaturated Hydrocarbons by Using Hydrocarbon Solvents as the APCI Reagent and HPLC Mobile Phase

H. Kenttämaa, Zhicheng Jin, Jinshan Gao, 2012, Journal of The American Society for Mass Spectrometry.

Laser-Induced Acoustic Desorption Mass Spectrometry

Ashley M. Wittrig, H. Kenttämaa, Alex Dow, 2012, European journal of mass spectrometry.

Characterization of Nonpolar Lipids and Selected Steroids by Using Laser-Induced Acoustic Desorption/Chemical Ionization, Atmospheric Pressure Chemical Ionization, and Electrospray Ionization Mass Spectrometry.

H. Kenttämaa, Zhicheng Jin, Shivani Daiya, 2011, International journal of mass spectrometry.

Laser-Induced Acoustic Desorption/Atmospheric Pressure Chemical Ionization Mass Spectrometry

J. Madden, H. Kenttämaa, Zhicheng Jin, 2011, Journal of the American Society for Mass Spectrometry.

Gas-phase reactions of ClMn(H2O)+ with polar and nonpolar hydrocarbons in a mass spectrometer.

H. Kenttämaa, Mingkun Fu, Steven C. Habicht, 2007, Journal of the American Chemical Society.

Internal energy distributions acquired through collisional activation at low and high energies

R. Cooks, H. Kenttämaa, 1985 .

Generation and Characterization of a Distonic Biradical Anion Formed from an Enediynone Prodrug in the Gas Phase

M. Lipton, Linan Yang, H. Kenttämaa, 2013, Journal of The American Society for Mass Spectrometry.

Experimental study of the potential energy surface of the protonated cyclohexene oxide/cyclohexanone system. Isomerization, dissociation, and ion-molecule reactions of the isolated ions in the gas phase

R. Cooks, H. Kenttämaa, A. Rothwell, 1989 .

Reactions of tert-butyl isocyanide with distonic radical cations 1 1 Dedicated to Professor Michael

H. Kenttämaa, E. Nelson, Ruo‐Pu Li, 1999 .

A new reagent for structure‐specific ion–molecule reactions. Dimethyl diselenide

H. Kenttämaa, Rebecca L. Smith, Brandon J. Beasley, 1995 .

Ion/molecule reactions of dimethylamine with protonated analytes facilitate the identification of tertiary N-oxide functionalities in a linear quadrupole ion trap mass spectrometer

H. Kenttämaa, Huaming Sheng, Tiffany M. Jarrell, 2017, International Journal of Mass Spectrometry.

Gas phase fragmentation of adducts between dioxygen and closo-borate radical anions

Xin Ma, Xue‐Bin Wang, E. Aprá, 2019, International Journal of Mass Spectrometry.

BOB SQUIRES : REACTIVE ORGANIC INTERMEDIATES. BENZYNES, TRIMETHYLENEMETHANE AND BEYOND

H. Kenttämaa, 1999 .

Tautomer characterization by energy resolved mass spectrometry. Dimethyl phosphite and dimethyl phosphonate ions

R. Cooks, H. Kenttämaa, 1985 .

Homolytic Se−H Bond Energy and Ionization Energy of Benzeneselenol and the Acidity of the Corresponding Radical Cation

H. Kenttämaa, L. Chyall, Diane T. Leeck, 1996 .

A synergistic biorefinery based on catalytic conversion of lignin prior to cellulose starting from lignocellulosic biomass

Emre Gençer, Rakesh Agrawal, Basudeb Saha, 2015 .

An experimental and theoretical study of ionized hydroxyacetone: a stable, hydrogen-bridged radical cation

T. Pakkanen, H. Kenttämaa, P. Vainiotalo, 1993 .

Molecular-Level Understanding of the Major Fragmentation Mechanisms of Cellulose Fast Pyrolysis: An Experimental Approach Based on Isotopically Labeled Model Compounds.

H. Kenttämaa, Lan Xu, Yuan Jiang, 2019, The Journal of organic chemistry.

Mechanistic investigation of the Zn/Pd/C catalyzed cleavage and hydrodeoxygenation of lignin

H. Kenttämaa, M. Abu‐Omar, I. Klein, 2016 .

Gas-phase reactivity of charged π-type biradicals

H. Kenttämaa, E. Nelson, S. Tichy, 2004 .

Exploring the Reaction Mechanisms of Fast Pyrolysis of Xylan Model Compounds via Tandem Mass Spectrometry and Quantum Chemical Calculations.

John C. Degenstein, F. Ribeiro, R. Agrawal, 2019, The journal of physical chemistry. A.

Heat of formation of the radical cation of dimethyl disulfide

H. Kenttämaa, Diane T. Leeck, 1994 .

Radical-type reactivity of the methylenedimethylsulfonium ion, (CH3)2S+CH2˙

H. Kenttämaa, L. Chyall, Rebecca L. Smith, 1993 .

An Oxygen-peri-Bridged Quinolinium Cation and Its Monoradical Counterpart

H. Kenttämaa, John J Nash, Raghavendhar R. Kotha, 2017 .

Alkali Cation Chelation in Cold β-O-4 Tetralignol Complexes.

Andrew F. DeBlase, S. A. McLuckey, H. Kenttämaa, 2016, The journal of physical chemistry. A.

Transfer of ionized ketene from ˙CH2CH2CH2CO+ to acetone

H. Kenttämaa, K. M. Stirk, 1992 .

The heat of formation of (CH3O)2B

H. Kenttämaa, T. Ranatunga, R. Squires, 1993 .

Differentiation of Regioisomeric Aromatic Ketocarboxylic Acids by Positive Mode Atmospheric Pressure Chemical Ionization Collision-Activated Dissociation Tandem Mass Spectrometry in a Linear Quadrupole Ion Trap Mass Spectrometer

H. Kenttämaa, Mingkun Fu, Benjamin C Owen, 2011, Journal of the American Society for Mass Spectrometry.

Polar Effects Control Hydrogen-Abstraction Reactions of Charged, Substituted Phenyl Radicals

H. Kenttämaa, K. Thoen, J. Heidbrink, 2001 .

Polarity of the transition state controls the reactivity of related charged phenyl radicals toward atom and group donors.

C. Petucci, H. Kenttämaa, K. Thoen, 2001, The Journal of organic chemistry.

Polar Effects on Iodine Atom Abstraction by Charged Phenyl Radicals

H. Kenttämaa, J. Heidbrink, and Kami K. Thoen, 2000 .

The Effects of Analyte Concentration on the Protonation Sites of 4-Aminobenzoic Acid Upon Atmospheric Pressure Chemical Ionization as Revealed by Gas-phase Ion-molecule Reactions.

H. Kenttämaa, Rashmi Kumar, 2020, Journal of the American Society for Mass Spectrometry.

A Fundamental Tandem Mass Spectrometry Study of the Collision-Activated Dissociation of Small Deprotonated Molecules Related to Lignin.

J. Bozell, O. Hosseinaei, H. Kenttämaa, 2016, ChemSusChem.

On the factors that control the reactivity of meta-benzynes

B. Jankiewicz, C. Cramer, H. Kenttämaa, 2014 .

Experimental and computational studies on the formation of three para-benzyne analogues in the gas phase.

B. Jankiewicz, H. Kenttämaa, Nelson R. Vinueza, 2013, Chemistry.

Dicoordinated boron cations dehydrate organic ethers in the gas phase

H. Kenttämaa, T. Ranatunga, 1992 .

Comparison of Functional Group Selective Ion–Molecule Reactions of Trimethyl Borate in Different Ion Trap Mass Spectrometers

H. Kenttämaa, Nelson R. Vinueza, Lucas M. Amundson, 2011, Journal of the American Society for Mass Spectrometry.

N-terminal derivatization and fragmentation of neutral peptides via ion--molecule reactions with acylium ions: toward gas-phase Edman degradation?

R. Simpson, H. Kenttämaa, R. O'hair, 2001, Journal of the American Chemical Society.

Stereoselective Chemical Ionization Mass Spectrometry: Reactions of CH3OPOCH3+ with Cyclic Vicinal Diols

H. Kenttämaa, T. Ranatunga, P. Vainiotalo, 1997 .

Charged Phenyl Radicals

H. Kenttämaa, K. Thoen, Rebecca L. Smith, 1996 .

Identification of Protonated Sulfone and Aromatic Carboxylic Acid Functionalities in Organic Molecules by Using Ion-Molecule Reactions Followed by Collisionally Activated Dissociation in a Linear Quadrupole Ion Trap Mass Spectrometer.

H. Kenttämaa, Minli Zhang, Huaming Sheng, 2017, Analytical chemistry.

Modulating the radical reactivity of phenyl radicals with the help of distonic charges: it is all about electrostatic catalysis†

S. Shaik, H. Kenttämaa, T. Mondal, 2021, Chemical science.

Substituent Effects on the Reactivity of the 2,4,6-Tridehydropyridinium Cation, an Aromatic σ,σ,σ-Triradical.

B. Jankiewicz, Xin Ma, H. Kenttämaa, 2018, European journal of organic chemistry.

Effects of hydrogen bonding on the gas-phase reactivity of didehydroisoquinolinium cation isomers.

B. Jankiewicz, H. Kenttämaa, Nelson R. Vinueza, 2018, Physical chemistry chemical physics : PCCP.

Comparison of the Reactivity of the Three Distonic Isomers of the Pyridine Radical Cation Toward Tetrahydrofuran in Solution and in the Gas Phase

H. Kenttämaa, Zhicheng Jin, John J Nash, 2013, Journal of The American Society for Mass Spectrometry.

Quantitative determination of the selectivities of five different phenyl radicals in hydrogen atom abstraction from ethanol

H. Kenttämaa, Leonard P. Guler, John J Nash, 2004, Journal of the American Society for Mass Spectrometry.

The radical cation of trimethylphosphine oxide

H. Kenttämaa, W. Kuchen, H. Keck, 1996 .

Gas-Phase Acidities of cis- and trans-2-tert-Butyl-1,3-dithian-5-ol

H. Kenttämaa, R. Squires, A. Adeuya, 2004 .

Substituent effects on the nonradical reactivity of 4-dehydropyridinium cation.

B. Jankiewicz, H. Kenttämaa, Jennifer N. Reece, 2012, The journal of physical chemistry. A.

Reactivity of the 3,4,5-tridehydropyridinium cation--an aromatic sigma,sigma,sigma-triradical.

B. Jankiewicz, H. Kenttämaa, Jennifer N. Reece, 2008, Angewandte Chemie.

Gas-phase Reactivity of meta-Benzyne Analogs Toward Small Oligonucleotides of Differing Lengths

H. Kenttämaa, Zhicheng Jin, John J Nash, 2017, Journal of The American Society for Mass Spectrometry.

Gas‐phase ion–molecule reactions of thioic and dithioic acid derivatives. Condensation reactions with alkenes and alkynes

C. Paradisi, H. Kenttämaa, M. Caserio, 1988 .

Relative Reactivities of Three Isomeric Aromatic Biradicals with a 1,4-Biradical Topology Are Controlled by Polar Effects.

Xin Ma, H. Kenttämaa, John J Nash, 2019, Chemistry.

Reactivity Controlling Factors for an Aromatic Carbon-Centered σ,σ,σ-Triradical: The 4,5,8-Tridehydroisoquinolinium Ion.

B. Jankiewicz, H. Kenttämaa, Nelson R. Vinueza, 2016, Chemistry.

Does the 2,6-didehydropyridinium cation exist?

B. Jankiewicz, H. Kenttämaa, Nelson R. Vinueza, 2013, Journal of physical organic chemistry.

Quantum chemical characterization of the structures, thermochemical properties, and doublet-quartet splittings of tridehydropyridinium cations.

C. Cramer, H. Kenttämaa, John J Nash, 2008, Journal of Physical Chemistry A.

Quantum chemical characterization of the vertical electron affinities of didehydroquinolinium and didehydroisoquinolinium cations.

C. Cramer, H. Kenttämaa, John J Nash, 2006, Journal of Physical Chemistry A.

Demonstration of tunable reactivity for meta-benzynes.

C. Cramer, H. Kenttämaa, John J Nash, 2005, Journal of the American Chemical Society.

Reactions of charged phenyl radicals with aliphatic amino acids in the gas phase.

H. Kenttämaa, Yiqun Huang, Leonard P. Guler, 2005, Journal of the American Chemical Society.

Radical reactions of didehydroarenes with a 1,4-relationship.

H. Kenttämaa, John J Nash, F. Amegayibor, 2003, Journal of the American Chemical Society.

Reactivity of substituted charged phenyl radicals toward components of nucleic acids.

H. Kenttämaa, Leonard P. Guler, J. Heidbrink, 2003, Journal of the American Chemical Society.

Chemical properties of a para-benzyne.

C. Petzold, H. Kenttämaa, John J Nash, 2002, Journal of the American Chemical Society.

Hydrogen atom abstraction reactions of charged polyaromatic sigma-radicals related to the active intermediates of the enediyne antitumor drugs.

C. Petucci, M. Nyman, H. Kenttämaa, 2002, Journal of the American Chemical Society.

meta-Benzyne Reacts as an Electrophile

H. Kenttämaa, E. Nelson, Alexander Artau, 2000 .

REACTIVITY OF A SUBSTITUTED M-BENZYNE BIRADICAL

H. Kenttämaa, K. Thoen, 1999 .

Factors Affecting the Limit of Detection For HPLC/Tandem Mass Spectrometry Experiments Based on Gas-phase Ion-Molecule Reactions.

H. Kenttämaa, Kawthar Z. Alzarieni, Rashmi Kumar, 2020, Analytical chemistry.

Effects of Residual Water in a Linear Quadrupole Ion Trap on the Protonation Sites of 4-Aminobenzoic Acid.

H. Kenttämaa, Rashmi Kumar, Ravikiran Yerabolu, 2020, Journal of the American Society for Mass Spectrometry.

Identification of Carboxylate, Phosphate, and Phenoxide Functionalities in Deprotonated Molecules Related to Drug Metabolites via Ion–Molecule Reactions with water and Diethylhydroxyborane

H. Kenttämaa, Minli Zhang, Xin Ma, 2017, Journal of The American Society for Mass Spectrometry.

Identification of 2-Aminothiazolobenzazepine Metabolites in Human, Rat, Dog, and Monkey Microsomes by Ion-Molecule Reactions in Linear Quadrupole Ion Trap Mass Spectrometry

Ryan J. Eismin, H. Kenttämaa, Minli Zhang, 2015, Drug Metabolism And Disposition.

Diastereoselectivity in Gas-Phase Hydride Reduction Reactions of Ketones

H. Kenttämaa, R. Squires, Y. Ho, 1999 .

Energetics of activation of tetracarbonylferrate(1-) and pentacarbonylchromate(1-) in gaseous collisions

R. Cooks, V. Wysocki, H. Kenttämaa, 1988 .

Identification of the carboxylic acid functionality in protonated drug metabolite model compounds by using tandem mass spectrometry based on ion-molecule reactions coupled with high performance liquid chromatography

H. Kenttämaa, Kawthar Z. Alzarieni, Xin Ma, 2021 .

Integration of a Multichannel Pulsed-Valve Inlet System to a Linear Quadrupole Ion Trap Mass Spectrometer for the Rapid Consecutive Introduction of Nine Reagents for Diagnostic Ion/Molecule Reactions.

H. Kenttämaa, Tiffany M. Jarrell, Ryan T. Hilger, 2019, Analytical chemistry.

Identification of N-Oxide and Sulfoxide Functionalities in Protonated Drug Metabolites by Using Ion-Molecule Reactions Followed by Collisionally Activated Dissociation in a Linear Quadrupole Ion Trap Mass Spectrometer.

Minli Zhang, H. Kenttämaa, Minli Zhang, 2016, The Journal of organic chemistry.

Regioselective ion-molecule reactions for the mass spectrometric differentiation of protonated isomeric aromatic diamines.

H. Kenttämaa, Nelson R. Vinueza, Mingkun Fu, 2008, The Analyst.

Functional group selective ion/molecule reactions: mass spectrometric identification of the amido functionality in protonated monofunctional compounds.

Michael A. Watkins, M. Fiddler, H. Kenttämaa, 2007, The Journal of organic chemistry.

Ion-molecule reactions for mass spectrometric identification of functional groups in protonated oxygen-containing monofunctional compounds.

Michael A. Watkins, H. Kenttämaa, B. Winger, 2004, Analytical chemistry.

Charge-Site Effects on the Radical Reactivity of Distonic Ions†

C. Petzold, H. Kenttämaa, E. Nelson, 2002 .

Gas-phase reactivity of protonated 2-, 3-, and 4-dehydropyridine radicals toward organic reagents.

B. Jankiewicz, H. Kenttämaa, John J Nash, 2009, The journal of physical chemistry. A.

Identification and Counting of Oxygen Functionalities and Alkyl Groups of Aromatic Analytes in Mixtures by Positive-Mode Atmospheric Pressure Chemical Ionization Tandem Mass Spectrometry Coupled with High-Performance Liquid Chromatography

H. Kenttämaa, Jennifer N. Reece, Nelson R. Vinueza, 2012 .

Differentiation of Protonated Aromatic Regioisomers Related to Lignin by Reactions with Trimethylborate in a Fourier Transform Ion Cyclotron Resonance Mass Spectrometer

H. Kenttämaa, Jayalakshmi Somuramasami, B. Winger, 2011, Journal of the American Society for Mass Spectrometry.

Spin-Spin Coupling Between Two meta-Benzyne Moieties In a Quinolinium Tetraradical Cation Increases Their Reactivities.

Xin Ma, Ashley M. Wittrig, H. Kenttämaa, 2019, Chemistry.

Determination of the Chemical Compositions of Condensate-like Oils with Different API Gravities by Using the Distillation, Precipitation, Fractionation Mass Spectrometry (DPF MS) Method

C. Johnston, H. Kenttämaa, Kawthar Z. Alzarieni, 2021, Energy & Fuels.

Mechanistic study of stereoselective gas-phase reactions of phosphenium ions with cis- and trans-1,2-diaminocyclohexanes.

Y. Yu, H. Kenttämaa, E. Nelson, 2002, The Journal of organic chemistry.

Effects of the Distance Between Radical Sites on the Reactivities of Aromatic Biradicals.

H. Kenttämaa, Xin Ma, John J Nash, 2020, The Journal of organic chemistry.

Protonated propylene oxide is stable towards isomerization in the gas phase

H. Kenttämaa, P. Lin, 1992 .

Structure and Reactivity of Selected Distonic Radical Cations

H. Kenttämaa, Rebecca L. Smith, Phillip K. Chou, 1997 .

DISUBSTITUTED BORON CATIONS CLEAVE CARBONYL BONDS

H. Kenttämaa, T. Ranatunga, James M. Kennady, 1997 .

Reactivity of Cl–P+–Cl toward cyclic organic ethers

H. Kenttämaa, L. Ramírez-Arizmendi, Y. Q. Yu, 1999, Journal of the American Society for Mass Spectrometry.

THE DIMETHYLENE KETENE RADICAL CATION

H. Kenttämaa, K. Thoen, P. K. Chou, 1998 .

Radical type reactivity in a .gamma.-distonic radical cation: a gas-phase experimental study

H. Kenttämaa, K. G. Stirk, 1991 .

An Experimental and Computational Study of the Gas-Phase Structures of Five-Carbon Monosaccharides

Y. Yu, H. Kenttämaa, Leonard P. Guler, 2002 .

The selectivity of charged phenyl radicals in hydrogen atom abstraction reactions with isopropanol.

H. Kenttämaa, George O Pates, Leonard P. Guler, 2008, The journal of physical chemistry. A.

Reactivity of the Prototype Organosulfur Distonic Ion: .bul.CH2SH2+

H. Kenttämaa, L. Chyall, Rebecca L. Smith, 1995 .

Differentiation of Protonated Sulfonate Esters from Isomeric Sulfite Esters and Sulfones by Gas-Phase Ion-Molecule Reactions Followed by Diagnostic Collision-Activated Dissociation in Tandem Mass Spectrometry Experiments.

H. Kenttämaa, Xin Ma, Huaming Sheng, 2022, Analytical chemistry.

Identification of the Phenol Functionality in Deprotonated Monomeric and Dimeric Lignin Degradation Products via Tandem Mass Spectrometry Based on Ion–Molecule Reactions with Diethylmethoxyborane

H. Kenttämaa, M. Abu‐Omar, J. Max, 2016, Journal of The American Society for Mass Spectrometry.

Identification of aliphatic and aromatic tertiary N-oxide functionalities in protonated analytes via ion/molecule and dissociation reactions in an FT-ICR mass spectrometer.

T. Gillespie, H. Kenttämaa, Mingkun Fu, 2009, The Journal of organic chemistry.

Erratum to: Identification of the Phenol Functionality in Deprotonated Monomeric and Dimeric Lignin Degradation Products via Tandem Mass Spectrometry Based on Ion–Molecule Reactions with Diethylmethoxyborane

H. Kenttämaa, M. Abu‐Omar, Tiffany M. Jarrell, 2017, Journal of The American Society for Mass Spectrometry.

Identification of the aromatic tertiary N-oxide functionality in protonated analytes via ion/molecule reactions in mass spectrometers.

T. Gillespie, H. Kenttämaa, B. Winger, 2008, The Journal of organic chemistry.

Compound screening for the presence of the primary N-oxide functionality via ion-molecule reactions in a mass spectrometer.

Michael A. Watkins, H. Kenttämaa, B. Winger, 2005, Analytical chemistry.

Dehydration Pathways for Glucose and Cellobiose During Fast Pyrolysis.

H. Kenttämaa, John J Nash, Mckay W Easton, 2018, The journal of physical chemistry. A.

Experimental and theoretical characterization of the 3,5-didehydrobenzoate anion: a negatively charged meta-benzyne.

C. Cramer, H. Kenttämaa, J. Campbell, 2003, Journal of the American Chemical Society.

Unusual Reactivity of the Radical Cations of Some Simple Trivalent Organophosphorus Compounds toward Dimethyl Disulfide and Dimethyl Diselenide

H. Kenttämaa, W. Kuchen, H. Keck, 1996 .

Long-lived radical cations of simple organophosphates isomerize spontaneously to distonic structures in the gas phase

L. Zeller, J. Farrell, H. Kenttämaa, 1992 .

Characterization of aromatic organosulfur model compounds relevant to fossil fuels by using atmospheric pressure chemical ionization with CS2 and high-resolution tandem mass spectrometry.

H. Kenttämaa, Huaming Sheng, Weijuan Tang, 2016, Rapid communications in mass spectrometry : RCM.

The fragmentation behaviour of cyclophosphamide and some simple cyclophosphamide related compounds upon electron impact

J. Koskikallio, H. Kenttämaa, P. Savolahti, 1983 .

A Mimivirus Enzyme that Participates in Viral Entry.

M. Rossmann, T. Klose, D. Herbst, 2015, Structure.

High-performance liquid chromatography/high-resolution multiple stage tandem mass spectrometry using negative-ion-mode hydroxide-doped electrospray ionization for the characterization of lignin degradation products.

J. Bozell, H. Kenttämaa, M. Abu‐Omar, 2012, Analytical chemistry.

Initial Products and Reaction Mechanisms for Fast Pyrolysis of Synthetic G-Lignin Oligomers with β-O-4 Linkages via On-Line Mass Spectrometry and Quantum Chemical Calculations

John C. Degenstein, F. Ribeiro, R. Agrawal, 2017 .

Identification and counting of oxygen functionalities in aromatic analytes related to lignin by using negative-mode electrospray ionization and multiple collision-activated dissociation steps

Ryan J. Eismin, H. Kenttämaa, Jennifer N. Reece, 2011 .

Comparison of the Structures of Molecules in Coal and Petroleum Asphaltenes by Using Mass Spectrometry

H. Kenttämaa, David J. Borton, Matthew Hurt, 2013 .

(-)ESI/CAD MSn Procedure for Sequencing Lignin Oligomers Based on a Study of Synthetic Model Compounds with β-O-4 and 5-5 Linkages.

Linan Yang, H. Kenttämaa, Xin Ma, 2017, Analytical chemistry.

Characterization of model compounds of processed lignin and the lignome by using atmospheric pressure ionization tandem mass spectrometry

H. Kenttämaa, M. Abu‐Omar, C. J. Pulliam, 2012 .

Evaluation of process severity on the chemical composition of organosolv switchgrass lignins by using mass spectrometry

J. Bozell, H. Kenttämaa, Hanyu Zhu, 2021 .

Determination of 3,3′-Dichlorobenzidine and its degradation products in environmental samples with a small low-field Fourier transform ion cyclotron resonance mass spectrometer

M. Nyman, E. R. Blatchley, H. Kenttämaa, 1999, Journal of the American Society for Mass Spectrometry.

Characterization of Asphaltene Deposits by Using Mass Spectrometry and Raman Spectroscopy

A. Wei, N. Kadasala, H. Kenttämaa, 2016 .

Molecular Structures of Asphaltenes Based on the Dissociation Reactions of Their Ions in Mass Spectrometry

M. Gray, X. Tan, H. Kenttämaa, 2010 .

Tandem Mass Spectrometric Characterization of the Molecular Radical Cations of Asphaltenes

H. Kenttämaa, Lauren B Blaudeau, 2022, Energy & Fuels.

Elucidation of structural information achievable for asphaltenes via collision-activated dissociation of their molecular ions in MSn experiments: A model compound study

M. Gray, X. Tan, H. Kenttämaa, 2014 .

Determination of the chemical compositions of heavy, medium, and light crude oils by using the Distillation, Precipitation, Fractionation Mass Spectrometry (DPF MS) method

H. Kenttämaa, Gozdem Kilaz, Katherine E. Wehde, 2019, Fuel.

Separation of Asphaltenes by Reversed-Phase Liquid Chromatography with Fraction Characterization

H. Kenttämaa, N. Danielson, T. N. Loegel, 2012 .

Molecular profiling of crude oil by using Distillation Precipitation Fractionation Mass Spectrometry (DPF-MS)

C. Johnston, H. Kenttämaa, Xueming Dong, 2018, Fuel.

Tandem mass spectrometric characterization of the conversion of xylose to furfural

N. Mosier, N. Carpita, H. Kenttämaa, 2015 .

Mechanistic Study into Free Radical-Activated Glycan Dissociations through Isotope-Labeled Cellobioses

H. Kenttämaa, H. Eshuis, Jinshan Gao, 2023, Analytical chemistry.

GAS-PHASE REACTIVITY OF THE 2,6- AND 3,5-DIMETHYLENEPYRIDINIUM BIRADICALS

H. Kenttämaa, E. Nelson, K. Thoen, 1998 .

Distinguishing Isomeric Aromatic Radical Cations by Using Energy-Resolved Ion Trap and Medium Energy Collision-Activated Dissociation Mass Spectrometry.

J. Viidanoja, H. Kenttämaa, Mark Romanczyk, 2019, Journal of the American Society for Mass Spectrometry.

Laser desorption in transmission geometry inside a Fourier-transform ion cyclotron resonance mass spectrometer

Michael A. Watkins, H. Kenttämaa, James Pérez, 1999, Journal of the American Society for Mass Spectrometry.

Characterization of Ionized Lignin Model Compounds with α-O-4 Linkages by Positive and Negative Ion Mode ESI/Tandem Mass Spectrometry Based on CAD.

Linan Yang, H. Kenttämaa, Huaming Sheng, 2020, Rapid communications in mass spectrometry : RCM.

Influence of Storage Conditions, Sample Handling, Sample Preparation, and Repeated Analysis on the Measured Flash Point and Hydrocarbon Composition of Jet A

M. Peretich, H. Kenttämaa, Brent A. Modereger, 2021 .

Studies of the Fragmentation Mechanisms of Deprotonated Lignin Model Compounds in Tandem Mass Spectrometry.

H. Kenttämaa, Huaming Sheng, John J Nash, 2020, Analytical chemistry.

Tandem mass spectrometric evaluation of core structures of aromatic compounds after catalytic deoxygenation

Xianyong Wei, Xing Fan, H. Kenttämaa, 2018, Fuel Processing Technology.

Differentiation of Isomeric Hydrocarbons by Using [ClMn(H2O)]+ Chemical Ionization and Collision-Activated Dissociation in a Fourier Transform Ion Cyclotron Resonance Mass Spectrometer

H. Kenttämaa, Mingkun Fu, Vanessa A. Gallardo, 2010 .

Comparison of APCI orbitrap MS and GCxGC/EI TOF MS for the hydrocarbon analysis of heavy base oils

H. Kenttämaa, Gozdem Kilaz, Tiina Laaksonen, 2023, Fuel.

Characterization of the degradation products of lignocellulosic biomass by using tandem mass spectrometry experiments, model compounds, and quantum chemical calculations.

H. Kenttämaa, Kawthar Z. Alzarieni, Jacob D. Guthrie, 2023, Mass spectrometry reviews.

Chemical Characterization and Quantitation of Phenols in Fuel Extracts by Using Gas Chromatography/Methane Chemical Ionization Triple Quadrupole Mass Spectrometry

M. Peretich, H. Kenttämaa, Gozdem Kilaz, 2022, Energy & Fuels.

Bias, limit of detection, and limit of quantitation for the ASTM D2425 method updated in 2019.

H. Kenttämaa, Katherine E. Wehde, K. Ikonen, 2019, Journal of chromatography. A.

Different Hydrocarbon Types in Jet Fuel as Determined by GCxGC/FID - An Alternative Method to D2425

H. Kenttämaa, Gozdem Kilaz, A. Ruonakangas, 2023, Energy & Fuels.

Comparison of three different analytical protocols for 2019 updated D2425 method for renewable jet fuel product certification analysis.

H. Kenttämaa, Katherine E. Wehde, Felix Anyakudo, 2020, Journal of chromatography. A.

Determining the Composition of Carbonate Solvent Systems Used in Lithium-Ion Batteries without Salt Removal

Jason K. Ostanek, Mohammad Parhizi, H. Kenttämaa, 2022, Energies.

Analysis of carbohydrates by atmospheric pressure chloride anion attachment tandem mass spectrometry

N. Carpita, H. Kenttämaa, Nelson R. Vinueza, 2013 .

Phenyl radical-induced damage to dipeptides.

H. Kenttämaa, George O Pates, John J Nash, 2009, The Journal of organic chemistry.

Theoretical and experimental investigations on the reactions of positively charged phenyl radicals with aromatic amino acids.

H. Kenttämaa, Yiqun Huang, Yiqun Huang, 2005, Journal of the American Chemical Society.

Investigation of the relative abundances of single-core and multicore compounds in asphaltenes by using high-resolution in-source collision-activated dissociation and medium-energy collision-activated dissociation mass spectrometry with statistical considerations

H. Kenttämaa, Xueming Dong, J. Milton, 2019, Fuel.

Characterization and semiquantitative estimation of organophosphorus compounds based on inhibition of cholinesterases

H. Kenttämaa, K. Alfthan, T. Zukale, 1989 .

Theoretical Estimations of the 298 K Gas-Phase Acidities of the Pyrimidine-Based Nucleobases Uracil, Thymine, and Cytosine

H. Kenttämaa, Yiqun Huang, 2004 .

Spin‐spin Coupling Between the Biradical Moieties in Aromatic Tetraradicals Increases Their Reactivity

H. Kenttämaa, John J Nash, Raghavendhar R. Kotha, 2023, Israel Journal of Chemistry.

Data-dependent neutral gain MS3: Toward automated identification of the N-Oxide functional group in drug metabolites

H. Kenttämaa, Nelson R. Vinueza, Mingkun Fu, 2010, Journal of the American Society for Mass Spectrometry.

A novel chemical ionization reagent ion for organic analytes: the aquachloromanganese(II) cation [ClMn(H2O)+].

H. Kenttämaa, Mingkun Fu, Vanessa A. Gallardo, 2012, Rapid communications in mass spectrometry : RCM.

Comparison of Functional Group Selective Ion–Molecule Reactions of Trimethyl Borate in Different Ion Trap Mass Spectrometers

H. Kenttämaa, Nelson R. Vinueza, Lucas M. Amundson, 2011, Journal of the American Society for Mass Spectrometry.

Methyl propionate radical cation

C. Stumpf, H. Kenttämaa, P. Vainiotalo, 1996, Journal of the American Society for Mass Spectrometry.

Carbon disulfide reagent allows the characterization of nonpolar analytes by atmospheric pressure chemical ionization mass spectrometry.

M. Gray, X. Tan, H. Kenttämaa, 2011, Rapid communications in mass spectrometry : RCM.

Gas-Phase Reactivity of Quinoline-Based Singlet Oxenium Cations.

H. Kenttämaa, Xin Ma, John J Nash, 2024, The Journal of organic chemistry.

An Automated Method for Chemical Composition Analysis of Lubricant Base Oils by Using Atmospheric Pressure Chemical Ionization Mass Spectrometry

J. Viidanoja, H. Kenttämaa, Yuyang Zhang, 2019, Journal of The American Society for Mass Spectrometry.

Laser-Induced Acoustic Desorption/Atmospheric Pressure Chemical Ionization Mass Spectrometry

J. Madden, H. Kenttämaa, Zhicheng Jin, 2011, Journal of the American Society for Mass Spectrometry.

A Portable Reagent Inlet System Designed to Diminish the Impact of Air and Water to Ion-Molecule Reactions Studied in a Linear Quadrupole Ion Trap.

H. Kenttämaa, Xin Ma, Raghavendhar R. Kotha, 2022, Journal of the American Society for Mass Spectrometry.

Multiple-stage mass spectrometry in structural characterization of organophosphorus compounds

L. Zeller, J. Farrell, H. Kenttämaa, 1993, Journal of the American Society for Mass Spectrometry.

Protonated Ground-State Singlet meta-Pyridynes React from an Excited Triplet State.

H. Kenttämaa, Xin Ma, Victoria M Boulos, 2021, The Journal of organic chemistry.

Application of Laser-Induced Acoustic Desorption for Molecular Rotational Resonance Spectroscopy.

Voislav Blagojevic, H. Kenttämaa, Kawthar Z. Alzarieni, 2024, Analytical chemistry.

Laser-induced acoustic desorption coupled with a linear quadrupole ion trap mass spectrometer.

H. Kenttämaa, Nelson R. Vinueza, Lucas M. Amundson, 2010, Analytical chemistry.

Design and characterization of a high-power laser-induced acoustic desorption probe coupled with a fourier transform ion cyclotron resonance mass spectrometer.

H. Kenttämaa, W. E. Vaughn, Steven C. Habicht, 2007, Analytical chemistry.

Characterization of laser-induced acoustic desorption coupled with a Fourier transform ion cyclotron resonance mass spectrometer.

C. Petzold, H. Kenttämaa, J. Campbell, 2006, Analytical chemistry.

Analysis of polyethylene by using cyclopentadienyl cobalt chemical ionization combined with laser-induced acoustic desorption/fourier transform ion cyclotron resonance mass spectrometry.

M. Fiddler, H. Kenttämaa, J. Campbell, 2005, Analytical chemistry.

Molecular Precursor Approach to Sulfur-Free CuInSe2: Replacing Thiol Coordination in Soluble Metal Complexes

Nicole J. Libretto, H. Kenttämaa, Victoria M Boulos, 2023, ACS omega.

Mass Spectrometric Studies of Fast Pyrolysis of Cellulose

John C. Degenstein, F. Ribeiro, R. Agrawal, 2015, European journal of mass spectrometry.

Modification of a Quadrupole/Orbitrap/Linear Quadrupole Ion Trap Tribrid Mass Spectrometer for Diagnostic Gas-Phase Ion-Molecule Reactions.

H. Kenttämaa, Erlu Feng, J. Gilbert, 2023, Journal of the American Society for Mass Spectrometry.

Recent Developments in Machine Learning for Mass Spectrometry

G. Chopra, H. Kenttämaa, Connor H Beveridge, 2024, ACS measurement science au.

Reactivity of the 3,4,5-tridehydropyridinium cation--an aromatic sigma,sigma,sigma-triradical.

B. Jankiewicz, H. Kenttämaa, Jennifer N. Reece, 2008, Angewandte Chemie.

Influence of blending cycloalkanes on the energy content, density, and viscosity of Jet-A

R. Dagle, H. Kenttämaa, Gozdem Kilaz, 2024, Fuel.

Identification and Quantitation of Linear Alkanes in Lubricant Base Oils by Using GC×GC/EI TOF Mass Spectrometry.

H. Kenttämaa, P. Vozka, Gozdem Kilaz, 2019, Journal of the American Society for Mass Spectrometry.

A comprehensive review on co-pyrolysis of lignocellulosic biomass and polystyrene

Sonal K. Thengane, H. Kenttämaa, Kumari Anshu, 2024, Renewable and Sustainable Energy Reviews.

The Site of Protonation of Aniline

H. Kenttämaa, L. Chyall, Rebecca L. Smith, 1995 .