S. Walker

发表

Study of high-resolution mass spectrometry technology as a replacement for tandem mass spectrometry in the field of quantitative pesticide residue analysis.

A. Kaufmann, V. Dvorak, Claudio Crüzer, 2012, Journal of AOAC International.

High-resolution mass spectrometry-based multi-residue method covering relevant steroids, stilbenes and resorcylic acid lactones in a variety of animal-based matrices.

A. Kaufmann, P. Butcher, K. Maden, 2019, Analytica chimica acta.

Quantification of anthelmintic drug residues in milk and muscle tissues by liquid chromatography coupled to Orbitrap and liquid chromatography coupled to tandem mass spectrometry.

A. Kaufmann, P. Butcher, K. Maden, 2011, Talanta.

Coalescence and self-bunching observed in commercial high-resolution mass spectrometry instrumentation.

A. Kaufmann, S. Walker, 2018, Rapid communications in mass spectrometry : RCM.

Post-run target screening strategy for ultra high performance liquid chromatography coupled to Orbitrap based veterinary drug residue analysis in animal urine.

A. Kaufmann, S. Walker, 2013, Journal of chromatography. A.

Evaluation of the interrelationship between mass resolving power and mass error tolerances for targeted bioanalysis using liquid chromatography coupled to high-resolution mass spectrometry.

A. Kaufmann, S. Walker, 2013, Rapid communications in mass spectrometry : RCM.

Improved performance of multiplexed targeted tandem mass spectrometry scans using customized Q Orbitrap data acquisition.

A. Kaufmann, S. Walker, 2016, Rapid communications in mass spectrometry : RCM.

Semi-targeted residue screening in complex matrices with liquid chromatography coupled to high resolution mass spectrometry: current possibilities and limitations.

A. Kaufmann, P. Butcher, K. Maden, 2011, The Analyst.

Does the ion mobility resolving power as provided by commercially available ion mobility quadrupole time-of-flight mass spectrometry instruments permit the unambiguous identification of small molecules in complex matrices?

A. Kaufmann, P. Butcher, K. Maden, 2020, Analytica chimica acta.

Practical application of in silico fragmentation based residue screening with ion mobility high-resolution mass spectrometry.

A. Kaufmann, P. Butcher, K. Maden, 2017, Rapid communications in mass spectrometry : RCM.

Reliability of veterinary drug residue confirmation: high resolution mass spectrometry versus tandem mass spectrometry.

A. Kaufmann, P. Butcher, K. Maden, 2015, Analytica chimica acta.

Comparison of linear intrascan and interscan dynamic ranges of Orbitrap and ion-mobility time-of-flight mass spectrometers.

A. Kaufmann, S. Walker, 2017, Rapid communications in mass spectrometry : RCM.

Quantitative and confirmative performance of liquid chromatography coupled to high-resolution mass spectrometry compared to tandem mass spectrometry.

A. Kaufmann, P. Butcher, K. Maden, 2011, Rapid communications in mass spectrometry : RCM.

Accuracy of relative isotopic abundance and mass measurements in a single-stage orbitrap mass spectrometer.

A. Kaufmann, S. Walker, 2012, Rapid communications in mass spectrometry : RCM.

Extension of the Q Orbitrap intrascan dynamic range by using a dedicated customized scan.

A. Kaufmann, S. Walker, 2016, Rapid communications in mass spectrometry : RCM.

Optimized multimatrix calibration concept for liquid chromatography mass spectrometry-based bioanalysis methods.

A. Kaufmann, P. Butcher, K. Maden, 2020, Journal of chromatography. B, Analytical technologies in the biomedical and life sciences.

Product ion isotopologue pattern: A tool to improve the reliability of elemental composition elucidations of unknown compounds in complex matrices.

A. Kaufmann, S. Walker, G. Mol, 2016, Rapid communications in mass spectrometry : RCM.

Using In Silico Fragmentation to Improve Routine Residue Screening in Complex Matrices

A. Kaufmann, P. Butcher, K. Maden, 2017, Journal of The American Society for Mass Spectrometry.

Determination of corticosteroids, anabolic steroids, and basic nonsteroidal anti-inflammatory drugs in milk and animal tissues.

A. Kaufmann, P. Butcher, K. Maden, 2014, Journal of AOAC International.

Multi-residue quantification of veterinary drugs in milk with a novel extraction and cleanup technique: salting out supported liquid extraction (SOSLE).

A Kaufmann, P Butcher, K Maden, 2014, Analytica chimica acta.

Determination of nitrofuran and chloramphenicol residues by high resolution mass spectrometry versus tandem quadrupole mass spectrometry.

A Kaufmann, P Butcher, K Maden, 2015, Analytica chimica acta.

Assessment and validation of the p-QuEChERS sample preparation methodology for the analysis of >200 veterinary drugs in various animal-based food matrices

A. Kaufmann, P. Butcher, K. Maden, 2023, Food additives & contaminants. Part A, Chemistry, analysis, control, exposure & risk assessment.

Comprehensive comparison of liquid chromatography selectivity as provided by two types of liquid chromatography detectors (high resolution mass spectrometry and tandem mass spectrometry): "where is the crossover point?".

A Kaufmann, P Butcher, K Maden, 2010, Analytica chimica acta.

Partially overlapping sequential window acquisition of all theoretical mass spectra windows: A methodology to improve the spectra quality of veterinary drugs present at low concentrations in highly complex biological matrices.

A. Kaufmann, K. Maden, S. Walker, 2020, Rapid communications in mass spectrometry : RCM.

High resolution mass spectrometry-based detection and quantification of β-agonists at relevant trace levels in a variety of animal-based food matrices

A. Kaufmann, P. Butcher, K. Maden, 2021, Food additives & contaminants. Part A, Chemistry, analysis, control, exposure & risk assessment.

Nested data independent MS/MS acquisition

A. Kaufmann, S. Walker, Anton Kaufmann, 2016, Analytical and Bioanalytical Chemistry.

Development of an improved high resolution mass spectrometry based multi-residue method for veterinary drugs in various food matrices.

A Kaufmann, P Butcher, K Maden, 2011, Analytica chimica acta.

Simplifying Nontargeted Analysis of PFAS in Complex Food Matrices.

A. Kaufmann, P. Butcher, K. Maden, 2022, Journal of AOAC International.

Evaluation of the interrelationship between mass resolving power and mass error tolerances for targeted bioanalysis using liquid chromatography coupled to high-resolution mass spectrometry.

A. Kaufmann, S. Walker, 2013, Rapid communications in mass spectrometry : RCM.