P. Håkansson

发表

Prediction of chromatographic retention and protein identification in liquid chromatography/mass spectrometry.

Magnus Palmblad, Jonas Bergquist, Per Håkansson, 2002, Analytical chemistry.

Formation and sputtering of fullerenes by MeV atomic ion

R. Zubarev, P. Demirev, B. Sundqvist, 1994 .

Ionization energies of multiply protonated polypeptides obtained by tandem ionization in Fourier transform mass spectrometers.

B. Budnik, R. Zubarev, P. Håkansson, 2002, Journal of mass spectrometry : JMS.

Acceleration of Cn+60 molecules to high energy

B. Sundqvist, S. Della-Negra, A. Brunelle, 1993 .

An MeV-ion implanter for large area applications

A. Hallén, B. Sundqvist, G. Possnert, 1989 .

A high resolving power multiple reflection matrix-assisted laser desorption/ionization time-of-flight mass spectrometer.

P. Håkansson, T. Ariyaratne, C. Piyadasa, 1999, Rapid communications in mass spectrometry : RCM.

A three-point calibration procedure for matrix-assisted laser desorption/ionization mass spectrometry utilizing multiply charged ions and their mean initial velocities

R. Zubarev, H. Ehring, P. Håkansson, 1996 .

Combined infrared multiphoton dissociation and electron capture dissociation with a hollow electron beam in Fourier transform ion cyclotron resonance mass spectrometry.

M. Witt, G. Baykut, F. Kjeldsen, 2003, Rapid communications in mass spectrometry : RCM.

Mechanistic studies of multipole storage assisted dissociation

Magnus Palmblad, K. Håkansson, P. Håkansson, 2000, Journal of the American Society for Mass Spectrometry.

A novel mass spectrometric approach to the analysis of hormonal peptides in extracts of mouse pancreatic islets.

K. Markides, J. Bergquist, M. Ramström, 2003, European journal of biochemistry.

The observation of quasi‐molecular ions from a tiger snake venom component (M r 13 309) using 252Cf‐plasma desorption mass spectrometry

B. Sundqvist, J. Fohlman, P. Håkansson, 1983 .

UV‐laser‐induced desorption mass spectrometry of insulin, substance P and A4 amyloid protein fragments from synthetic fibrillary aggregates

B. Sundqvist, G. Brinkmalm, A. Oakley, 1990 .

Electron capture dissociation of substance P using a commercially available Fourier transform ion cyclotron resonance mass spectrometer.

Magnus Palmblad, K. Håkansson, P. Håkansson, 1999, Rapid communications in mass spectrometry : RCM.

A plasma desorption time-of-flight mass spectrometer with a single-stage ion mirror: improved resolution and calibration procedure

P. Demirev, W. Ens, B. Sundqvist, 1992 .

Plasma Desorption Mass Spectrometry — Achievements and Frontiers

D. Fenyö, P. Roepstorff, A. Hedin, 1991 .

Plasma desorption mass spectrometry of peptides and proteins adsorbed on nitrocellulose

P. Roepstorff, A. Hedin, B. Sundqvist, 1986 .

Inter- and intra-molecular migration of peptide amide hydrogens during electrospray ionization

S. Oscarsson, K. Håkansson, J. Buijs, 2001, Journal of the American Society for Mass Spectrometry.

A new method for the accurate determination of the isotopic state of single amide hydrogens within peptides using Fourier transform ion cyclotron resonance mass spectrometry.

S. Oscarsson, K. Håkansson, J. Buijs, 2000, Rapid communications in mass spectrometry : RCM.

A 9.4 T Fourier Transform Ion Cyclotron Resonance Mass Spectrometer: Description and Performance

Philip S. Green, H. Cooper, Magnus Palmblad, 2000 .

Compensation for non‐normal ejection of large molecular ions in plasma‐desorption mass spectrometry

P. Roepstorff, A. Hedin, B. Sundqvist, 1989 .

High desorption—ionization yields of large biomolecules induced by fast C60 projectiles

S. Della-Negra, C. Deprun, A. Brunelle, 1997 .

Production, acceleration and diagnostics of molecular ions and ionized clusters

S. Della-Negra, P. Håkansson, J. Mouffron, 1996 .

keV-polyatomic-ion-impact-nucleated oxidative etch pitting in highly oriented pyrolytic graphite

B. Sundqvist, S. Oscarsson, A. Quist, 1995 .

Molecular differentiation of ischemic and valvular heart disease by liquid chromatography/fourier transform ion cyclotron resonance mass spectrometry.

J. Bergquist, D. Reineke, G. Baykut, 2006, European journal of medical research.

The angular distribution of neutral poly‐alanine molecules produced in a matrix‐assisted laser desorption/ionization process

P. Håkansson, César Costa Vera, E. Ayala, 1999 .

Laser Desorption Mass Spectrometry — Some Technical and Mechanistic Aspects

M. Mann, A. Hedin, B. Sundqvist, 1991 .

Analysis of multi-domain cellulolytic enzymes by UV-laser induced desorption mass spectrometry

G. Pettersson, B. Sundqvist, G. Johansson, 1990 .

Automatic analysis of hydrogen/deuterium exchange mass spectra of peptides and proteins using calculations of isotopic distributions

Magnus Palmblad, J. Buijs, P. Håkansson, 2001, Journal of the American Society for Mass Spectrometry.

Application of plama desorption mass spectrometry to molecular weight determination of structural protein from insect cuticle

S. O. Andersen, P. Højrup, P. Roepstorff, 1986 .

Vitamin D-metabolites from human plasma and mass spectrometric analysis by fast heavy ion induced desorption

B. Sundqvist, J. Fohlman, P. Håkansson, 1982 .

Micro-capillary liquid chromatography Fourier transform ion cyclotron resonance mass spectrometry--a powerful tool for peptide and protein identification.

K. Markides, J. Bergquist, Magnus Palmblad, 2001, Acta biochimica Polonica.

Secondary ion multiplicities and correlations in fast heavy ion-induced desorption of biomolecules

A. Hedin, B. Sundqvist, P. Håkansson, 1987 .

An introduction to the time-of-flight technique

P. Håkansson, 1999 .

Ion desorption from organic and inorganic targets induced by 100 keV gold cluster ions

R. Zubarev, P. Demirev, B. Sundqvist, 1994 .

A Theoretical Investigation of the Kinetic Energy of Ions Trapped in a Radio-Frequency Hexapole Ion Trap

A. Giannakopulos, P. Derrick, L. McDonnell, 2002 .

A high resolving power ion selector for post-source decay measurements in a reflecting time-of-flight mass spectrometer.

D. Barofsky, P. Håkansson, T. Ariyaratne, 1998, Rapid communications in mass spectrometry : RCM.

Peptide sequencing by partial acid hydrolysis and high resolution plasma desorption mass spectrometry.

R. Zubarev, B. Sundqvist, P. Håkansson, 1994, Rapid communications in mass spectrometry : RCM.

Solution-phase deuterium/hydrogen exchange at a specific residue using nozzle-skimmer and electron capture dissociation mass spectrometry.

Y. Tsybin, P. Håkansson, C. Hagman, 2006, Rapid communications in mass spectrometry : RCM.

Localized changes in the structural stability of myoglobin upon adsorption onto silica particles, as studied with hydrogen/deuterium exchange mass spectrometry.

M. Ramström, S. Oscarsson, Mikael Danfelter, 2003, Journal of colloid and interface science.

Molecular weight determinations of proteins by californium plasma desorption mass spectrometry.

P. Roepstorff, A. Hedin, B. Sundqvist, 1984, Science.

Damaging of C60 films by MeV heavy ions

A. Hallén, P. Demirev, B. Sundqvist, 1994 .

Electronic sputtering of fullerenes and the influence of primary ion charge state

D. Fenyö, P. Demirev, B. Sundqvist, 1994 .

Depletion of high-abundant proteins in body fluids prior to liquid chromatography fourier transform ion cyclotron resonance mass spectrometry.

J. Bergquist, M. Ramström, P. Derrick, 2005, Journal of proteome research.

Electron capture dissociation Fourier transform ion cyclotron resonance mass spectrometry in the electron energy range 0-50 eV.

M. Witt, G. Baykut, P. Håkansson, 2004, Rapid communications in mass spectrometry : RCM.

Total molecular yields for fast heavy ion induced desorption of biomolecules

B. Sundqvist, M. Salehpour, P. Håkansson, 1986 .

Improved low-energy electron injection systems for high rate electron capture dissociation in Fourier transform ion cyclotron resonance mass spectrometry.

B. Budnik, R. Zubarev, F. Kjeldsen, 2001, Rapid communications in mass spectrometry : RCM.

Protein ion production by fast heavy ion induced desorption

A. Hedin, B. Sundqvist, P. Håkansson, 1983 .

MeV ion sputtering of polymers: correlation between secondary ion radial velocity distributions and heavy ion track structure

D. Fenyö, P. Demirev, B. Sundqvist, 1994 .

A. Hallén, J. Olsson, S. Della-Negra, 1995 .

On the Observation of Charged Particles in Cold Fusion

B. Johansson, A. Hedin, B. Sundqvist, 1989 .

Damage cross sections and surface track dimensions of biomolecular surfaces bombarded by swift heavy ions

P. Demirev, B. Sundqvist, C. Reimann, 1996 .

Radiation damage features on mica and L-valine probed by scanning force microscopy

A. Hallén, B. Sundqvist, C. Reimann, 1995 .

Heavy-ion-induced sputtering and cratering of biomolecular surfaces

P. Demirev, B. Sundqvist, C. Reimann, 1995 .

Crater formation due to grazing incidence C60 cluster ion impacts on mica: a tapping-mode scanning force microscopy study

B. Sundqvist, C. Reimann, D. Daya, 1997 .

Latent (sub-surface) tracks in mica studied by tapping mode scanning force microscopy

A. Hallén, B. Sundqvist, C. Reimann, 1996 .

Scanning force microscopy study of surface tracks induced in mica by 78.2-MeV 127I ions

A. Hallén, B. Sundqvist, C. Reimann, 1995 .

Energy loss by MeV carbon clusters and fullerene ions in solids

J. P. Thomas, D. Gardès, S. Della-Negra, 1994 .

Fast Heavy-Ion Induced Desorption of Biomolecules

B. Sundqvist, J. Fohlman, P. Håkansson, 1981, IEEE Transactions on Nuclear Science.

Formation of fullerenes in MeV ion track plasmas

D. Fenyö, P. Demirev, B. Sundqvist, 1992 .

Acceleration of Aun clusters to MeV energies

P. Chaurand, S. Della-Negra, A. Brunelle, 1993 .

On molecular ion formation by hydride abstraction in plasma desorption mass spectrometry

D. Fenyö, P. Demirev, B. Sundqvist, 1993 .

SPUTTERING OF LARGE SIZE CLUSTERS FROM SOLIDS BOMBARDED BY HIGH ENERGY CLUSTER IONS AND FULLERENES

S. Della-Negra, A. Brunelle, D. Jacquet, 1996 .

Secondary ion emission under cluster impact at low energies (5–60 keV); influence of the number of atoms in the projectile

G. Bolbach, S. Della-Negra, A. Brunelle, 1994 .

Observation of molecular ions from large peptides using fast heavy ion induced desorption

B. Sundqvist, J. Fohlman, P. Håkansson, 1983 .

Identification of defensins in human lymphocyte nuclei.

J. Bergquist, R. Ekman, K. Håkansson, 1999, European journal of biochemistry.

The influence of sample preparation on molecular ion formation in plasma desorption mass spectrometry of peptides and proteins

P. Roepstorff, B. Sundqvist, G. Jonsson, 1987 .

Electronic sputtering of biomolecules and its application in mass spectrometry

B. Sundqvist, P. Håkansson, 1989 .

Desorption of secondary ions from Langmuir-Blodgett films following bombardment with fast heavy ions

B. Sundqvist, S. Lindquist, P. Håkansson, 1987 .

Sample film-thickness influence on fast heavy-ion induced desorption yields of biomolecular ions

B. Sundqvist, U. Jönsson, P. Håkansson, 1987 .

Molecular size effects in fast heavy ion induced desorption of biomolecules

B. Sundqvist, M. Salehpour, P. Håkansson, 1984 .

Biomolecule desorption yields as a function of the angle of incidence of fast heavy ions

B. Sundqvist, P. Håkansson, I. Kamensky, 1982 .

The velocity dependence of fast heavy-ion induced desorption of biomolecules

B. Sundqvist, P. Håkansson, 1982 .

Charge-State Dependence of Desorption of Biomolecules Induced by Fast Heavy Ions

B. Sundqvist, P. Håkansson, A. Johansson, 1981 .

Peptide mapping of proteins in human body fluids using electrospray ionization Fourier transform ion cyclotron resonance mass spectrometry.

K. Markides, J. Bergquist, Magnus Palmblad, 2002, Mass spectrometry reviews.

Mass spectrometry of proteins—Uppsala perspectives on past and present

J. Bergquist, R. Zubarev, B. Sundqvist, 2007 .

Cerebrospinal fluid protein patterns in neurodegenerative disease revealed by liquid chromatography‐Fourier transform ion cyclotron resonance mass spectrometry

K. Markides, J. Bergquist, R. Zubarev, 2004, Proteomics.

Liquid chromatography and electron-capture dissociation in Fourier transform ion cyclotron resonance mass spectrometry.

J. Bergquist, Magnus Palmblad, M. Ramström, 2002, Rapid communications in mass spectrometry : RCM.

Non-linear sputtering effects induced by MeV energy gold clusters

P. Chaurand, S. Della-Negra, A. Brunelle, 1994 .

Fast ion induced defects in silicon and semiconductor applications

A. Hallén, P. Håkansson, B. Sundqvist, 1989 .

Rapid analysis of tryptically digested cerebrospinal fluid using capillary electrophoresis-electrospray ionization-Fourier transform ion cyclotron resonance-mass spectrometry.

K. Markides, J. Bergquist, Magnus Palmblad, 2002, Journal of proteome research.

Mechanism of formation of alkali metal cation adducts in plasma desorption mass spectrometry of biomolecules

D. Fenyö, P. Demirev, B. Sundqvist, 1991 .

MeV-atomic-ion-induced surface tracks in Langmuir-Blodgett films and L-valine crystals studied by scanning force microscopy

B. Sundqvist, C. Reimann, J. Eriksson, 1995 .

Sputtering of biomolecules by fast heavy ions

A. Hedin, B. Sundqvist, M. Salehpour, 1986 .

Spontaneous Desorption time-of-flight Mass Spectrometry (SDMS): Time correlated emission of electrons and negative ions in a constant electric field

S. Negra, Y. Beyec, P. Håkansson, 1985 .

Directional correlations between incident particle and secondary ions in electronic sputtering of large organic molecules

D. Fenyö, W. Ens, A. Hedin, 1989 .

Californium-252 plasma desorption time of flight mass spectroscopy of proteins.

P. Roepstorff, B. Sundqvist, M. Salehpour, 1984, Biomedical mass spectrometry.

Comparison of biomolecule desorption yields for low and high energy primary ions

Ronald D. Macfarlane, Per Håkansson, B. Sundqvist, 1982 .

Desorption of nanoclusters (2–40 nm) from nanodispersed metal and semiconductor layers by swift heavy ions

A. Quist, A. Novikov, P. Håkansson, 2002 .

Laser-induced desorption of proteins.

A. Hedin, B. Sundqvist, M. Salehpour, 1989, Rapid communications in mass spectrometry : RCM.

Fast-Ion-Induced Defects in Silicon Studied by Deep Level Transient Spectroscopy

A. Hallén, B. Sundqvist, P. Håkansson, 1989 .

Liquid sample plasma desorption mass spectrometry

B. Sundqvist, M. Salehpour, A. Craig, 1987 .

Fast heavy ion induced photon emission from organic solids and plasma desorption mass spectrometry

B. Sundqvist, D. Daya, P. Håkansson, 1996 .

A comparison of fast heavy ion induced desorption of biomolecules from multilayer films and monolayers adsorbed to nitrocellulose backings

A. Hedin, B. Sundqvist, P. Håkansson, 1987 .

Radial velocity distributions of secondary ions ejected in electronic sputtering of organic solids

D. Fenyö, A. Hedin, B. Sundqvist, 1990 .

Competition between protein/protein interactions and protein/substrate interactions studied by plasma desorption mass spectrometry.

A. Hedin, B. Sundqvist, G. Jonsson, 1988, Rapid communications in mass spectrometry : RCM.

Crater formation in Langmuir–Blodgett films induced by electronic sputtering with fast heavy ions

B. Sundqvist, Robert E. Johnson, S. Lindquist, 1987 .

Fast Heavy Ion Induced Desorption of Molecular Ions from Small Proteins

B. Sundqvist, P. Håkansson, I. Kamensky, 1983 .

Matrix-assisted laser desorption with ultra-short laser pulses

P. Demirev, B. Sundqvist, C. Reimann, 1992 .

Incident angle dependence of electronic desorption and sputtering by energetic ions

A. Hedin, M. Salehpour, Robert E. Johnson, 1987 .

Solid Sample-SIMS on Biomolecules with Fast Ion Beams from the Uppsala EN-Tandem Accelerator

Rebecca Lynn Johnson, A. Hedin, B. Sundqvist, 1986 .

In Search of Collective Electron Emission from Heavy Ion Solid Collisions

S. Schumann, K. Groeneveld, R. Mann, 1981 .

A constant-momentum/energy-selector time-of-flight mass spectrometer

D. Barofsky, P. Håkansson, C. Santacruz, 2007, Journal of the American Society for Mass Spectrometry.

Peptide and protein characterization by high-rate electron capture dissociation Fourier transform ion cyclotron resonance mass spectrometry.

M. Ramström, M. Witt, G. Baykut, 2004, Journal of mass spectrometry : JMS.

Reproducibility of tryptic digestion investigated by quantitative fourier transform ion cyclotron resonance mass spectrometry.

J. Bergquist, M. Ramström, P. James, 2005, Journal of Proteome Research.

Design and performance of an electrospray ionization time-of-flight mass spectrometer

R. Zubarev, K. Håkansson, A. Dodonov, 2000 .

Capillary Electrophoresis and Electron Capture Dissociation Fourier Transform Ion Cyclotron Resonance Mass Spectrometry for Peptide Mixture and Protein Digest Analysis

K. Markides, J. Bergquist, P. Håkansson, 2002 .

Kinetic energies of secondary ions in MeV and keV particle-induced desorption

R. Zubarev, P. Demirev, B. Sundqvist, 1996 .

Conformational stability of adsorbed insulin studied with mass spectrometry and hydrogen exchange.

C. Costa Vera, S. Oscarsson, J. Buijs, 1999, Analytical chemistry.

Analysis of enzymatically digested proteins and protein mixtures using a 9.4 Tesla Fourier transform ion cyclotron mass spectrometer.

K. Markides, J. Bergquist, Magnus Palmblad, 2000, Rapid communications in mass spectrometry : RCM.

Initial velocity distributions of secondary ions in electronic sputtering of biomolecules

B. Sundqvist, P. Håkansson, S. Widdiyasekera, 1988 .

The observation of quasi-molecular ions from a protein neurotoxin (MW 7821) using 127I-plasma desorption mass spectroscopy.

B. Sundqvist, J. Fohlman, P. Håkansson, 1983, Biochemical and biophysical research communications.

Low-mass ions observed in plasma desorption mass spectrometry of high explosives

Ramal V. Coorey, R. Zubarev, K. Håkansson, 2000, Journal of mass spectrometry : JMS.

Plasma desorption mass spectrometry (PDMS). Limitations and possibilities

A. Hedin, B. Sundqvist, M. Salehpour, 1985 .

Electronic sputtering of biomolecules

D. Fenyö, A. Hedin, B. Sundqvist, 1989 .

Event mixing effects in fast heavy-ion-induced desorption time-of-flight mass spectrometry

A. Hedin, B. Sundqvist, P. Håkansson, 1986 .

Comparison of 252californium plasma desorption and fast atom bombardment mass spectrometry for analysis of small peptides.

P. Håkansson, I. Kamensky, P. Peterson, 1985, Biomedical mass spectrometry.

Electronic Sputtering and Its Application to SIMS Analysis of Biomolecular Monolayers

A. Hedin, B. Sundqvist, G. Jonsson, 1988 .

Desorption of large organic molecules and clusters by fast ion impact

B. Sundqvist, P. Håkansson, 1987 .

Sample thickness influence on the desorption yield of small bio-molecular ions

B. Sundqvist, P. Håkansson, G. Säve, 1987 .

Neutral yields in electronic sputtering of biomolecules

A. Hedin, B. Sundqvist, M. Salehpour, 1987 .

Ion Track Aspects of Fast Ion Induced Desorption of Biomolecules

A. Hedin, B. Sundqvist, P. Håkansson, 1985 .

127I-Plasma Desorption Mass Spectrometry of Insulin (erstmalige Beobachtung des Molekülions).

B. Sundqvist, J. Fohlman, R. Macfarlane, 1982 .