Per Sjöberg

Excess Heat in Nanoparticles of Nickel Alloys in Hydrogen

Biberian, Jean-Paul; Michel, Robert; Le Roux, Christophe; Valat, Mathieu et al.

Part of JOURNAL OF CONDENSED MATTER NUCLEAR SCIENCE, p. 186-195, 2024

• DOI for Excess Heat in Nanoparticles of Nickel Alloys in Hydrogen

Contrasting distribution and speciation of sedimentary organic phosphorus among different basins of the Baltic Sea

Rydin, Emil; Broman, Elias; Reitzel, Kasper; Lukkari, Kaarina et al.

Part of Limnology and Oceanography, p. 767-779, 2023

• DOI for Contrasting distribution and speciation of sedimentary organic phosphorus among different basins of the Baltic Sea
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Character and environmental lability of cyanobacteria-derived dissolved organic matter

Patriarca, Claudia; Sedano Núñez, Vicente T.; Garcia, Sarahi L; Bergquist, Jonas et al.

Part of Limnology and Oceanography, p. 496-509, 2021

• DOI for Character and environmental lability of cyanobacteria-derived dissolved organic matter
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Mineral Phosphorus Supply in Piglets Impacts the Microbial Composition and Phytate Utilization in the Large Intestine

Reyer, Henry; Sjöberg, Per J. R.; Oster, Michael; Wubuli, Aisanjiang et al.

Part of Microorganisms, 2021

• DOI for Mineral Phosphorus Supply in Piglets Impacts the Microbial Composition and Phytate Utilization in the Large Intestine
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Investigating the Ionization of Dissolved Organic Matter by Electrospray

Patriarca, Claudia; Balderrama, Andrea; Može, Martina; Sjöberg, Per J. R. et al.

Part of Analytical Chemistry, p. 14210-14218, 2020

• DOI for Investigating the Ionization of Dissolved Organic Matter by Electrospray
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Excess Heat in Nanoparticles of Nickel Alloys in Hydrogen

Biberian, Jean-Paul; Michel, Robert; Le Roux, Christophe; Valat, Mathieu et al.

Part of JOURNAL OF CONDENSED MATTER NUCLEAR SCIENCE, p. 186-195, 2024

• DOI for Excess Heat in Nanoparticles of Nickel Alloys in Hydrogen

Contrasting distribution and speciation of sedimentary organic phosphorus among different basins of the Baltic Sea

Rydin, Emil; Broman, Elias; Reitzel, Kasper; Lukkari, Kaarina et al.

Part of Limnology and Oceanography, p. 767-779, 2023

• DOI for Contrasting distribution and speciation of sedimentary organic phosphorus among different basins of the Baltic Sea
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Character and environmental lability of cyanobacteria-derived dissolved organic matter

Patriarca, Claudia; Sedano Núñez, Vicente T.; Garcia, Sarahi L; Bergquist, Jonas et al.

Part of Limnology and Oceanography, p. 496-509, 2021

• DOI for Character and environmental lability of cyanobacteria-derived dissolved organic matter
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Mineral Phosphorus Supply in Piglets Impacts the Microbial Composition and Phytate Utilization in the Large Intestine

Reyer, Henry; Sjöberg, Per J. R.; Oster, Michael; Wubuli, Aisanjiang et al.

Part of Microorganisms, 2021

• DOI for Mineral Phosphorus Supply in Piglets Impacts the Microbial Composition and Phytate Utilization in the Large Intestine
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Investigating the Ionization of Dissolved Organic Matter by Electrospray

Patriarca, Claudia; Balderrama, Andrea; Može, Martina; Sjöberg, Per J. R. et al.

Part of Analytical Chemistry, p. 14210-14218, 2020

• DOI for Investigating the Ionization of Dissolved Organic Matter by Electrospray
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Complexity of dissolved organic matter in the molecular size dimension: insights from coupled size exclusion chromatography electrospray ionisation mass spectrometry

Hawkes, Jeffrey A.; Sjöberg, Per J. R.; Bergquist, Jonas; Tranvik, Lars

Part of Faraday discussions, p. 52-71, 2019

• DOI for Complexity of dissolved organic matter in the molecular size dimension: insights from coupled size exclusion chromatography electrospray ionisation mass spectrometry
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Extreme isomeric complexity of dissolved organic matter found across aquatic environments

Hawkes, Jeffrey A.; Patriarca, Claudia; Sjöberg, Per J. R.; Tranvik, Lars et al.

Part of Limnology and Oceanography Letters, p. 21-30, 2018

• DOI for Extreme isomeric complexity of dissolved organic matter found across aquatic environments
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Using standard additions to improve extraction and quantification of inositol hexakisphosphate in sediment samples by ion chromatography electrospray ionization mass spectrometry

Recknagel, Constantin; Thelin, Pernilla; Abraham, Marion; Schulz-Bull, Detlef et al.

Part of Talanta, p. 192-198, 2018

• DOI for Using standard additions to improve extraction and quantification of inositol hexakisphosphate in sediment samples by ion chromatography electrospray ionization mass spectrometry

Online HPLC-ESI-HRMS Method for the Analysis and Comparison of Different Dissolved Organic Matter Samples

Patriarca, Claudia; Bergquist, Jonas; Sjöberg, Per JR; Tranvik, Lars et al.

Part of Environmental Science and Technology, p. 2091-2099, 2018

• DOI for Online HPLC-ESI-HRMS Method for the Analysis and Comparison of Different Dissolved Organic Matter Samples

A General Route to beta-Substituted Pyrroles by Transition-Metal Catalysis

Bunrit, Anon; Sawadjoon, Supaporn; Tsupova, Svetlana; Sjöberg, Per J. R. et al.

Part of Journal of Organic Chemistry, p. 1450-1460, 2016

• DOI for A General Route to beta-Substituted Pyrroles by Transition-Metal Catalysis

Evaluation and Analysis of Environmentally Sustainable Methodologies for Extraction of Betulin from Birch Bark with Focus on Industrial Feasibility

Fridén, Mikael E; Jumaah, Firas; Gustavsson, Christer; Enmark, Martin et al.

Part of Green Chemistry, p. 516-523, 2016

• DOI for Evaluation and Analysis of Environmentally Sustainable Methodologies for Extraction of Betulin from Birch Bark with Focus on Industrial Feasibility
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Separation of inositol phosphate isomers in environmental samples by ion-exchange chromatography coupled with electrospray ionization tandem mass spectrometry.

Sjöberg, Per J. R.; Thelin, Pernilla; Rydin, Emil

Part of Talanta, p. 392-397, 2016

• DOI for Separation of inositol phosphate isomers in environmental samples by ion-exchange chromatography coupled with electrospray ionization tandem mass spectrometry.

Speciation of Inositol Phosphates in Lake Sediments by Ion-Exchange Chromatography Coupled with Mass Spectrometry, Inductively Coupled Plasma Atomic Emission Spectroscopy, and P-31 NMR Spectroscopy

Paraskova, Julia V.; Jorgensen, Charlotte; Reitzel, Kasper; Pettersson, Jean et al.

Part of Analytical Chemistry, p. 2672-2677, 2015

• DOI for Speciation of Inositol Phosphates in Lake Sediments by Ion-Exchange Chromatography Coupled with Mass Spectrometry, Inductively Coupled Plasma Atomic Emission Spectroscopy, and P-31 NMR Spectroscopy

Bronsted Acid-Catalyzed Intramolecular Nucleophilic Substitution of the Hydroxyl Group in Stereogenic Alcohols with Chirality Transfer

Bunrit, Anon; Dahlstrand, Christian; Olsson, Sandra K.; Srifa, Pemikar et al.

Part of Journal of the American Chemical Society, p. 4646-4649, 2015

• DOI for Bronsted Acid-Catalyzed Intramolecular Nucleophilic Substitution of the Hydroxyl Group in Stereogenic Alcohols with Chirality Transfer

Turnover of DNA-P and phospholipid-P in lake sediments

Paraskova, Julia V.; Sjöberg, Per J.R.; Rydin, Emil

Part of Biogeochemistry, p. 361-370, 2014

• DOI for Turnover of DNA-P and phospholipid-P in lake sediments

One-Pot Synthesis of Keto Thioethers by Palladium/Gold-Catalyzed Click and Pinacol Reactions

Cadu, Alban; Watile, Rahul; Biswas, Srijit; Orthaber, Andreas et al.

Part of Organic Letters, p. 5556-5559, 2014

• DOI for One-Pot Synthesis of Keto Thioethers by Palladium/Gold-Catalyzed Click and Pinacol Reactions

Equilibrium Study of Pd(dba)₂ and P(OPh)₃ in the Pd-Catalyzed Allylation of Aniline by Allyl Alcohol

Sawadjoon, Supaporn; Orthaber, Andreas; Sjöberg, Per J. R.; Eriksson, Lars et al.

Part of Organometallics, p. 249-253, 2014

• DOI for Equilibrium Study of Pd(dba)₂ and P(OPh)₃ in the Pd-Catalyzed Allylation of Aniline by Allyl Alcohol

Palladium(II) catalyzed desulfitative coupling reactions of sodium aryl sulfinates and nitriles: Scope, limitations, and mechanistic studies

Skillinghaug, Bobo; Sköld, Christian; Behrends, Malte; Sävmarker, Jonas et al.

Part of Abstracts of Papers of the American Chemical Society, 2014

Pressurised hot water extraction in continuous flow mode for thermolabile compounds: extraction of polyphenols in red onions

Liu, Jiayin; Sandahl, Margareta; Sjöberg, Per J. R.; Turner, Charlotta

Part of Analytical and Bioanalytical Chemistry, p. 441-445, 2014

• DOI for Pressurised hot water extraction in continuous flow mode for thermolabile compounds: extraction of polyphenols in red onions

Mechanistic Insights into the Pd-Catalyzed Direct Amination of Allyl Alcohols: Evidence for an Outer-sphere Mechanism Involving a Palladium Hydride Intermediate

Sawadjoon, Supaporn; Sjöberg, Per J R; Orthaber, Andreas; Matsson, Olle et al.

Part of Chemistry - A European Journal, p. 1520-1524, 2014

• DOI for Mechanistic Insights into the Pd-Catalyzed Direct Amination of Allyl Alcohols: Evidence for an Outer-sphere Mechanism Involving a Palladium Hydride Intermediate

Strategies for differentiation of isobaric flavonoids using liquid chromatography coupled to electrospray ionization mass spectrometry

Fridén, Mikael E.; Sjöberg, Per J. R.

Part of Journal of Mass Spectrometry, p. 646-663, 2014

• DOI for Strategies for differentiation of isobaric flavonoids using liquid chromatography coupled to electrospray ionization mass spectrometry
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Palladium(II)-Catalyzed Desulfitative Synthesis of Aryl Ketones from Sodium Arylsulfinates and Nitriles: Scope, Limitations, and Mechanistic Studies

Skillinghaug, Bobo; Sköld, Christian; Rydfjord, Jonas; Svensson, Fredrik et al.

Part of Journal of Organic Chemistry, p. 12018-12032, 2014

• DOI for Palladium(II)-Catalyzed Desulfitative Synthesis of Aryl Ketones from Sodium Arylsulfinates and Nitriles: Scope, Limitations, and Mechanistic Studies

Palladium(II)-Catalyzed Decarboxylative Heck Arylations of Acyclic Electron-Rich Olefins with Internal Selectivity

Fardost, Ashkan; Lindh, Jonas; Sjöberg, Per J. R.; Larhed, Mats

Part of Advanced Synthesis and Catalysis, p. 870-878, 2014

• DOI for Palladium(II)-Catalyzed Decarboxylative Heck Arylations of Acyclic Electron-Rich Olefins with Internal Selectivity

Decarboxylative Palladium(II)-Catalyzed Synthesis of Aryl Amidines from Aryl Carboxylic Acids: Development and Mechanistic Investigation

Rydfjord, Jonas; Svensson, Fredrik; Trejos, Alejandro; Sjöberg, Per J. R. et al.

Part of Chemistry - A European Journal, p. 13803-13810, 2013

• DOI for Decarboxylative Palladium(II)-Catalyzed Synthesis of Aryl Amidines from Aryl Carboxylic Acids: Development and Mechanistic Investigation

Extraction and quantification of phosphorus derived from DNA and lipids in environmental samples

Paraskova, Julia V.; Rydin, Emil; Sjöberg, Per J. R.

Part of Talanta, p. 336-341, 2013

• DOI for Extraction and quantification of phosphorus derived from DNA and lipids in environmental samples

Anti-browsing effects of birch bark extract on fallow deer

Bergvall, Ulrika A.; Co, Michelle; Bergstrom, Roger; Sjöberg, Per J. R. et al.

Part of European Journal of Forest Research, p. 717-725, 2013

• DOI for Anti-browsing effects of birch bark extract on fallow deer

Extraction of Antioxidants from Spruce (Picea abies) Bark using Eco-Friendly Solvents

Co, Michelle; Fagerlund, Amelie; Engman, Lars; Sunnerheim, Kerstin et al.

Part of Phytochemical Analysis, p. 1-11, 2012

• DOI for Extraction of Antioxidants from Spruce (Picea abies) Bark using Eco-Friendly Solvents

Degradation effects in the extraction of antioxidants from birch bark using water at elevated temperature and pressure

Co, Michelle; Zettersten, Camilia; Nyholm, Leif; Sjöberg, Per J.R et al.

Part of Analytica Chimica Acta, p. 40-48, 2012

• DOI for Degradation effects in the extraction of antioxidants from birch bark using water at elevated temperature and pressure

Oxidative Heck Reactions Using Aryltrifluoroborates and Aryl N-Methyliminodiacetic Acid (MIDA) Boronates

Sävmarker, Jonas; Lindh, Jonas; Nilsson, Peter; Sjöberg, Per et al.

Part of ChemistryOpen, p. 140-146, 2012

• DOI for Oxidative Heck Reactions Using Aryltrifluoroborates and Aryl N-Methyliminodiacetic Acid (MIDA) Boronates

Microwave-Assisted Palladium(II)-Catalyzed Synthesis of Aryl Ketones from Aryl Sulfinates and Direct ESI-MS Studies Thereof

Behrends, Malte; Sävmarker, Jonas; Sjöberg, Per J. R.; Larhed, Mats

Part of ACS Catalysis, p. 1455-1459, 2011

• DOI for Microwave-Assisted Palladium(II)-Catalyzed Synthesis of Aryl Ketones from Aryl Sulfinates and Direct ESI-MS Studies Thereof

Exploring liquid chromatography-mass spectrometry fingerprints of urine samples from patients with prostate or urinary bladder cancer

Danielsson, Rolf; Allard, Erik; Sjöberg, Per; Bergquist, Jonas

Part of Chemometrics and Intelligent Laboratory Systems, p. 33-48, 2011

• DOI for Exploring liquid chromatography-mass spectrometry fingerprints of urine samples from patients with prostate or urinary bladder cancer

Anthocyanin Characterization Utilizing Liquid Chromatography Combined with Advanced Mass Spectrometric Detection

Steimer, Sarah; Sjöberg, Per J. R.

Part of Journal of Agricultural and Food Chemistry, p. 2988-2996, 2011

• DOI for Anthocyanin Characterization Utilizing Liquid Chromatography Combined with Advanced Mass Spectrometric Detection

Quantitative aspects of analyzing small molecules - monitoring singly or doubly charged ions?: A case study of ximelagatran.

Allard, Erik; Åslund Tröger, Rikard; Arvidsson, Björn; Sjöberg, Per Johan Ragnar

Part of Rapid Communications in Mass Spectrometry, p. 429-435, 2010

• DOI for Quantitative aspects of analyzing small molecules - monitoring singly or doubly charged ions?: A case study of ximelagatran.

Exploring the possibility of using a thermostable mutant of β-glucosidase for rapid hydrolysis of quercetin glucosides in hot water

Lindahl, Sofia; Ekman, Anna; Khan, Samiullah; Wennerberg, Christina et al.

Part of Green Chemistry, p. 159-168, 2010

• DOI for Exploring the possibility of using a thermostable mutant of β-glucosidase for rapid hydrolysis of quercetin glucosides in hot water

Efforts to improve detection sensitivity for capillary electrophoresis coupled to atmospheric pressure photoionization mass spectrometry.

Axén, Jakob; Malmström, David; Axelsson, Bengt-Olof; Petersson, Patrik et al.

Part of Rapid Communications in Mass Spectrometry, p. 1260-1264, 2010

• DOI for Efforts to improve detection sensitivity for capillary electrophoresis coupled to atmospheric pressure photoionization mass spectrometry.

Pressurized Hot Water Extraction of anthocyanins from red onion: A study on extraction and degradation rates

Petersson, Erik V.; Liu, Jiayin; Sjöberg, Per J.R.; Danielsson, Rolf et al.

Part of Analytica Chimica Acta, p. 27-32, 2010

• DOI for Pressurized Hot Water Extraction of anthocyanins from red onion: A study on extraction and degradation rates

Synthesis of aryl ketones by palladium(II)-catalyzed decarboxylative addition of benzoic acids to nitriles

Lindh, Jonas; Sjöberg, Per J. R.; Larhed, Mats

Part of Angewandte Chemie International Edition, p. 7733-7737, 2010

• DOI for Synthesis of aryl ketones by palladium(II)-catalyzed decarboxylative addition of benzoic acids to nitriles

Solution structure of a seven coordinated manganese(II) complex via electrospray ionization mass spectrometry

Najafpour, Mohammad Mahdi; Boghaei, Davar M.; Sjöberg, Per J.R.

Part of Spectrochimica Acta Part A - Molecular and Biomolecular Spectroscopy, p. 1168-1170, 2010

• DOI for Solution structure of a seven coordinated manganese(II) complex via electrospray ionization mass spectrometry

Identification and Characterization of Polyphenolic Antioxidants Using On-Line Liquid Chromatography, Electrochemistry, and Electrospray Ionization Tandem Mass Spectrometry

Zettersten, Camilla; Co, Michelle; Wende, Sandra; Turner, Charlotta et al.

Part of Analytical Chemistry, p. 8968-8977, 2009

• DOI for Identification and Characterization of Polyphenolic Antioxidants Using On-Line Liquid Chromatography, Electrochemistry, and Electrospray Ionization Tandem Mass Spectrometry

Online capillary solid phase extraction and liquid chromatographic separation with quantitative tandem mass spectrometric detection (SPE-LC-MS/MS) of ximelagatran and its metabolites in a complex matrix.

Arvidsson, Björn; Allard, Erik; Sjögren, Erik; Lennernäs, Hans et al.

Part of Journal of chromatography. B, p. 291-297, 2009

• DOI for Online capillary solid phase extraction and liquid chromatographic separation with quantitative tandem mass spectrometric detection (SPE-LC-MS/MS) of ximelagatran and its metabolites in a complex matrix.

Pressurized liquid extraction of betulin and antioxidants from birch bark

Co, Michelle; Koskela, Pirjo; Eklund-Åkergren, Peter; Srinivas, Keerthi et al.

Part of Green Chemistry, p. 668-674, 2009

• DOI for Pressurized liquid extraction of betulin and antioxidants from birch bark

Oxidation of 4-chloroaniline studied by on-line electrochemistry electrospray ionization mass spectrometry

Zettersten, Camilla; Sjöberg, Per J. R.; Nyholm, Leif

Part of Analytical Chemistry, p. 5180-5187, 2009

• DOI for Oxidation of 4-chloroaniline studied by on-line electrochemistry electrospray ionization mass spectrometry

Synthesis of styrenes by palladium(II)-catalyzed vinylation of arylboronic acids and aryltrifluoroborates by using vinyl acetate

Lindh, Jonas; Sävmarker, Jonas; Nilsson, Peter; Sjöberg, Per J R et al.

Part of Chemistry - A European Journal, p. 4630-4636, 2009

• DOI for Synthesis of styrenes by palladium(II)-catalyzed vinylation of arylboronic acids and aryltrifluoroborates by using vinyl acetate

Microwave-promoted palladium(II)-catalyzed C-P bond formation by using arylboronic acids or aryltrifluoroborates.

Andaloussi, Mounir; Lindh, Jonas; Sävmarker, Jonas; Sjöberg, Per J.R. et al.

Part of Chemistry - A European Journal, p. 13069-13074, 2009

• DOI for Microwave-promoted palladium(II)-catalyzed C-P bond formation by using arylboronic acids or aryltrifluoroborates.

Comparing capillary electrophoresis: mass spectrometry fingerprints of urine samples obtained after intake of coffee, tea, or water.

Allard, Erik; Bäckström, Daniel; Danielsson, Rolf; Sjöberg, Per J.R. et al.

Part of Analytical Chemistry, p. 8946-8955, 2008

• DOI for Comparing capillary electrophoresis: mass spectrometry fingerprints of urine samples obtained after intake of coffee, tea, or water.

Sediment extraction and clean-up for organic phosphorus analysis by electrospray ionization tandem mass spectrometry

De Brabandere, Heidi; Sjöberg, Per J. R.; Danielsson, Rolf; Ahlgren, Joakim et al.

Part of Talanta, p. 1175-1183, 2008

• DOI for Sediment extraction and clean-up for organic phosphorus analysis by electrospray ionization tandem mass spectrometry

Development of the Tracer-Pulse method for adsorption studies of analyte mixures in liquid chromatography utilizing mass spectrometric detection

Samuelsson, Jörgen; Arnell, Robert; Diesen, Jarle; Tibbelin, Julius et al.

Part of Analytical Chemistry, p. 2105-2112, 2008

• DOI for Development of the Tracer-Pulse method for adsorption studies of analyte mixures in liquid chromatography utilizing mass spectrometric detection

A mechanistic study on modern palladium catalyst precursors as new gateways to Pd(0) in cationic Heck reactions

Svennebring, Andreas; Sjöberg, Per; Larhed, Mats; Nilsson, Peter

Part of Tetrahedron, p. 1808-1812, 2008

• DOI for A mechanistic study on modern palladium catalyst precursors as new gateways to Pd(0) in cationic Heck reactions

Screening for Organic Phosphorus Compounds in Aquatic Sediments by Liquid Chromatography Coupled to ICP-AES and ESI-MS/MS

De Brabandere, Heidi; Forsgard, Niklas; Israelsson, Lena; Petterson, Jean et al.

Part of Analytical Chemistry, p. 6689-6697, 2008

• DOI for Screening for Organic Phosphorus Compounds in Aquatic Sediments by Liquid Chromatography Coupled to ICP-AES and ESI-MS/MS

Simultaneous analysis of five antidepressant drugs using direct injection of biofluids in a capillary restricted-access media-liquid chromatography-tandem mass spectrometry system

Santos-Neto, Alvaro J.; Bergquist, Jonas; Lancas, Fernando M.; Sjöberg, Per J.R.

Part of Journal of Chromatography A, p. 514-522, 2008

• DOI for Simultaneous analysis of five antidepressant drugs using direct injection of biofluids in a capillary restricted-access media-liquid chromatography-tandem mass spectrometry system

Characterisation of anthocyanins in red cabbage using high resolution liquid chromatography coupled with photodiode array detection and electrospray ionization-linear ion trap mass spectrometry.

Arapitsas, Panagiotis; Sjöberg, Per J.R.; Turner, Charlotta

Part of Food Chemistry, p. 219-226, 2008

• DOI for Characterisation of anthocyanins in red cabbage using high resolution liquid chromatography coupled with photodiode array detection and electrospray ionization-linear ion trap mass spectrometry.

Multivariate comparison between peptide mass fingerprints obtained by liquid chromatography-electrospray ionization-mass spectrometry with different trypsin digestion procedures

Bäckström, Daniel; Moberg, My; Sjöberg, Per J. R.; Bergquist, Jonas et al.

Part of Journal of Chromatography A, p. 69-79, 2007

• DOI for Multivariate comparison between peptide mass fingerprints obtained by liquid chromatography-electrospray ionization-mass spectrometry with different trypsin digestion procedures

Screening and identification of aluminium-containing biomolecules by column-switched LC-ICP-MS and LC-ESI-MS/MS

Forsgard, Niklas; Sjöberg, Per; Bylund, Dan; Andersson, Marit et al.

Part of Journal of Analytical Atomic Spectrometry, p. 1397-1402, 2007

• DOI for Screening and identification of aluminium-containing biomolecules by column-switched LC-ICP-MS and LC-ESI-MS/MS

An investigation of peak-broadening effects arising when combining CE with MS.

Axén, Jakob; Axelsson, Bengt-Olof; Jörntén-Karlsson, Magnus; Petersson, Patrik et al.

Part of Electrophoresis, p. 3207-3213, 2007

• DOI for An investigation of peak-broadening effects arising when combining CE with MS.

Capillary Column Switching Restricted-Access Media-Liquid Chromatography-Electrospray Ionization-Tandem Mass Spectrometry System for Simultaneous and Direct Analysis of Drugs in Biofluids

Santos-Neto, Alvaro J.; Markides, Karin; Sjöberg, Per; Bergquist, Jonas et al.

Part of Analytical Chemistry, p. 6359-6367, 2007

• DOI for Capillary Column Switching Restricted-Access Media-Liquid Chromatography-Electrospray Ionization-Tandem Mass Spectrometry System for Simultaneous and Direct Analysis of Drugs in Biofluids

Microwave-Enhanced Copper-Catalyzed N-Arylation of Free and Protected Amino Acids in Water

Röttger, Svenja; Sjöberg, Per J. R.; Larhed, Mats

Part of Journal of combinatorial chemistry, p. 204-209, 2007

• DOI for Microwave-Enhanced Copper-Catalyzed N-Arylation of Free and Protected Amino Acids in Water

The influence of the thin-layer flow cell design on the mass spectra when coupling electrochemistry to electrospray ionisation mass spectrometry

Zettersten, Camilla; Lomoth, Reiner; Hammarström, Leif; Sjöberg, Per et al.

Part of Journal of Electroanalytical Chemistry, p. 90-99, 2006

• DOI for The influence of the thin-layer flow cell design on the mass spectra when coupling electrochemistry to electrospray ionisation mass spectrometry

Urine profiling using capillary electrophoresis-mass spectrometry and multivariate data analysis

Ullsten, Sara; Danielsson, Rolf; Bäckström, Daniel; Sjöberg, Per J. R. et al.

Part of Journal of Chromatography A, p. 87-93, 2006

• DOI for Urine profiling using capillary electrophoresis-mass spectrometry and multivariate data analysis

ESI-MS Detection of Proposed Reaction Intermediates in the Air-Promoted and Ligand-Modulated Oxidative Heck Reaction

Enquist, Per-Anders; Nilsson, Peter; Sjöberg, Per; Larhed, Mats

Part of Journal of Organic Chemistry, p. 8779-8786, 2006

• DOI for ESI-MS Detection of Proposed Reaction Intermediates in the Air-Promoted and Ligand-Modulated Oxidative Heck Reaction

Subcritical water extraction and beta-glucosidase-catalyzed hydrolysis of quercetin glycosides in onion waste

Turner, Charlotta; Turner, Pernilla; Jacobson, Gunilla; Almgren, Knut et al.

Part of Green Chemistry, p. 949-959, 2006

• DOI for Subcritical water extraction and beta-glucosidase-catalyzed hydrolysis of quercetin glycosides in onion waste

Relating chromatographic retention and electrophoretic mobility to the ion distribution within electrosprayed droplets.

Bökman, C Fredrik; Bylund, Dan; Markides, Karin E; Sjöberg, Per J. R.

Part of Journal of the American Society for Mass Spectrometry, p. 318-24, 2006

• DOI for Relating chromatographic retention and electrophoretic mobility to the ion distribution within electrosprayed droplets.

Urine profiling using capillary electrophoresis-mass spectrometry and multivariate data analysis.

Ullsten, Sara; Danielsson, Rolf; Bäckström, Daniel; Sjöberg, Per J. R. et al.

Part of Journal of Chromatography A, p. 87-93, 2006

• DOI for Urine profiling using capillary electrophoresis-mass spectrometry and multivariate data analysis.

Analysis of catecholamines and related substances using porous graphitic carbon as separation media in liquid chromatography-tandem mass spectrometry

Törnkvist, Anna; Sjöberg, Per J. R.; Markides, Karin E.; Bergquist, Jonas

Part of Journal of Chromotography B, p. 323-329, 2004

• DOI for Analysis of catecholamines and related substances using porous graphitic carbon as separation media in liquid chromatography-tandem mass spectrometry

A Setup for the Coupling of a Thin-Layer Electrochemical Flow Cell to Electrospray Mass Spectrometry

Bökman, C.Fredrik; Zettersten, Camilla; Sjöberg, Per J.R.; Nyholm, Leif

Part of Analytical Chemistry, p. 2017-2024, 2004

Phosphate buffers in capillary electrophoresis/mass spectrometry using atmospheric pressure photoionization and electrospray ionization.

Nilsson, S L; Andersson, C; Sjöberg, P J R; Bylund, D et al.

Part of Rapid Communications in Mass Spectrometry, p. 2267-72, 2003

• DOI for Phosphate buffers in capillary electrophoresis/mass spectrometry using atmospheric pressure photoionization and electrospray ionization.

Use of an adsorbed chiral selector in capillary LC-MS

Törnkvist, A.; Sjöberg, P.J.R.; Markides, K.E.; Heldin, E.

Part of Chirality, p. 653-658, 2002

A method for determination of ion distribution within electrosprayed droplets

Sjoberg, PJR; Bokman, CF; Bylund, D; Markides, KE

Part of ANALYTICAL CHEMISTRY, p. 23-28, 2001

Factors influencing the determination of analyte ion surface partitioning coefficients in electrosprayed droplets

Sjoberg, PJR; Bokman, CF; Bylund, D; Markides, KE

Part of JOURNAL OF THE AMERICAN SOCIETY FOR MASS SPECTROMETRY, p. 1002-1010, 2001

Characterization of the atmospheric pressure ionization mass spectrometric process obtained using a fused-silica emitter with the high voltage applied upstream

Sjoberg, PJR; Nyholm, L; Markides, KE

Part of JOURNAL OF MASS SPECTROMETRY, p. 330-336, 2000

Capillary column supercritical fluid chromatography-atmospheric pressure ionisation mass spectrometry - Interface performance of atmospheric pressure chemical ionisation and electrospray ionisation

Sjoberg, PJR; Markides, KE

Part of JOURNAL OF CHROMATOGRAPHY A, p. 317-327, 1999

Energy-resolved collision-induced dissociation atmospheric pressure chemical ionization mass spectrometry of constitutional and stereo steroid isomers

Sjoberg, PJR; Markides, KE

Part of JOURNAL OF MASS SPECTROMETRY, p. 872-883, 1998

New supercritical fluid chromatography interface probe for electrospray and atmospheric pressure chemical ionization mass spectrometry

Sjoberg, PJR; Markides, KE

Part of JOURNAL OF CHROMATOGRAPHY A, p. 101-110, 1997

Regulation of multimer formation in electrospray mass spectrometry

Stefansson, M; Sjoberg, PJR; Markides, KE

Part of ANALYTICAL CHEMISTRY, p. 1792-1797, 1996

Capillary supercritical fluid chromatography combined with atmospheric pressure chemical ionisation mass spectrometry for the investigation of photoproduct formation in the sunscreen absorber 2-ethylhexyl-p-methoxycinnamate

Broadbent, JK; Martincigh, BS; Raynor, MW; Salter, LF et al.

Part of JOURNAL OF CHROMATOGRAPHY A, p. 101-110, 1996

High-temperature open tubular liquid chromatography coupled to atmospheric pressure chemical ionisation mass spectrometry

Nyholm, LM; Sjoberg, PJR; Markides, KE

Part of JOURNAL OF CHROMATOGRAPHY A, p. 153-164, 1996

Can phospholipids and nucleic acids shed light on organic phosphorus turnover in lake sediment?

Paraskova, Julia V.; Sjöberg, Per J.R.; Rydin, Emil

Part of Organic Phosphorus 2013 Integration across Ecosystems, p. 35-35, 2013

Electrochemistry coupled to Electrospray Mass Spectrometry for the study of the Oxidation of 4-Chloroaniline

Nyholm, Leif; Zettersten, Camilla; Sjöberg, P. J. R.

Part of oral presentation at the 59^th Annual Meeting of the International Society of Electrochemistry, Seville, Spain, September 7-12, 2008, 2008

Pressurised solvent extraction and HPLC/UV-MS/MS analysis of anthocyanins from red cabbage

Arapitsas, Panagiotis; Sjöberg, Per; Turner, Charlotta

Part of 5th International Congress on Food Technology, Thessaloniki, Greece, 2007

On the coupling of Electrochemical Cells to Electrospray Ionisation Mass Spectrometry

Nyholm, Leif; Zettersten, Camilla; Bökman, Fredrik; Sjöberg, Per et al.

Part of ESEAC 10th International Conference on Electroanalysis of the European Society for ElectroAnalytical Chemistry, Galway 6-10 June 2004, 2004

A Novel Set-Up for the Coupling of a Thin Layer Electrochemical Cell to Electrospray Mass Spectrometry

Zettersten, C; Bökman, C. F.; Sjöberg, P. J. R.; Nyholm, Leif

Part of presented at the 16th International Mass Spectrometry Conference (IMSC), Edinburgh, August 31 - September 5, 2003, 2003

Speciation of inositol phosphates in lake sediments by ion-exchange chromatography coupled with mass spectrometry, ICP-AES and ³¹P NMR spectroscopy

Paraskova, Julia V.; Jørgensen, Charlotte; Reitzel, Kasper; Pettersson, Jean et al.

Organic phosphorus speciation in a small catchment: sinks and sources

Paraskova, Julia V.; Sjöberg, Per J.R.; Rydin, Emil