Per Sjöberg
Senior Lecturer/Associate Professor at Institutionen för kemi - BMC; Analytisk kemi; Sjöberg grupp
- Telephone:
- +46 18 471 36 85
- E-mail:
- Per.Sjoberg@kemi.uu.se
- Visiting address:
- Husargatan 3 (D5)
752 37 Uppsala - Postal address:
- Box 599
75124 Uppsala
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Publications
Recent publications
- Contrasting distribution and speciation of sedimentary organic phosphorus among different basins of the Baltic Sea (2023)
- Character and environmental lability of cyanobacteria-derived dissolved organic matter (2021)
- Mineral Phosphorus Supply in Piglets Impacts the Microbial Composition and Phytate Utilization in the Large Intestine (2021)
- Investigating the Ionization of Dissolved Organic Matter by Electrospray (2020)
- Complexity of dissolved organic matter in the molecular size dimension (2019)
All publications
Articles
- Contrasting distribution and speciation of sedimentary organic phosphorus among different basins of the Baltic Sea (2023)
- Character and environmental lability of cyanobacteria-derived dissolved organic matter (2021)
- Mineral Phosphorus Supply in Piglets Impacts the Microbial Composition and Phytate Utilization in the Large Intestine (2021)
- Investigating the Ionization of Dissolved Organic Matter by Electrospray (2020)
- Complexity of dissolved organic matter in the molecular size dimension (2019)
- Extreme isomeric complexity of dissolved organic matter found across aquatic environments (2018)
- Online HPLC-ESI-HRMS Method for the Analysis and Comparison of Different Dissolved Organic Matter Samples (2018)
- Using standard additions to improve extraction and quantification of inositol hexakisphosphate in sediment samples by ion chromatography electrospray ionization mass spectrometry (2018)
- A General Route to beta-Substituted Pyrroles by Transition-Metal Catalysis (2016)
- Evaluation and Analysis of Environmentally Sustainable Methodologies for Extraction of Betulin from Birch Bark with Focus on Industrial Feasibility (2016)
- Separation of inositol phosphate isomers in environmental samples by ion-exchange chromatography coupled with electrospray ionization tandem mass spectrometry. (2016)
- Bronsted Acid-Catalyzed Intramolecular Nucleophilic Substitution of the Hydroxyl Group in Stereogenic Alcohols with Chirality Transfer (2015)
- 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 (2015)
- One-Pot Synthesis of Keto Thioethers by Palladium/Gold-Catalyzed Click and Pinacol Reactions (2014)
- Palladium(II)-Catalyzed Decarboxylative Heck Arylations of Acyclic Electron-Rich Olefins with Internal Selectivity (2014)
- Strategies for differentiation of isobaric flavonoids using liquid chromatography coupled to electrospray ionization mass spectrometry (2014)
- Pressurised hot water extraction in continuous flow mode for thermolabile compounds (2014)
- Turnover of DNA-P and phospholipid-P in lake sediments (2014)
- Equilibrium Study of Pd(dba)2 and P(OPh)3 in the Pd-Catalyzed Allylation of Aniline by Allyl Alcohol (2014)
- Mechanistic Insights into the Pd-Catalyzed Direct Amination of Allyl Alcohols (2014)
- Palladium(II) catalyzed desulfitative coupling reactions of sodium aryl sulfinates and nitriles (2014)
- Palladium(II)-Catalyzed Desulfitative Synthesis of Aryl Ketones from Sodium Arylsulfinates and Nitriles (2014)
- Anti-browsing effects of birch bark extract on fallow deer (2013)
- Extraction and quantification of phosphorus derived from DNA and lipids in environmental samples (2013)
- Decarboxylative Palladium(II)-Catalyzed Synthesis of Aryl Amidines from Aryl Carboxylic Acids (2013)
- Extraction of Antioxidants from Spruce (Picea abies) Bark using Eco-Friendly Solvents (2012)
- Degradation effects in the extraction of antioxidants from birch bark using water at elevated temperature and pressure (2012)
- Oxidative Heck Reactions Using Aryltrifluoroborates and Aryl N-Methyliminodiacetic Acid (MIDA) Boronates (2012)
- Microwave-Assisted Palladium(II)-Catalyzed Synthesis of Aryl Ketones from Aryl Sulfinates and Direct ESI-MS Studies Thereof (2011)
- Exploring liquid chromatography-mass spectrometry fingerprints of urine samples from patients with prostate or urinary bladder cancer (2011)
- Anthocyanin Characterization Utilizing Liquid Chromatography Combined with Advanced Mass Spectrometric Detection (2011)
- Quantitative aspects of analyzing small molecules - monitoring singly or doubly charged ions? (2010)
- Efforts to improve detection sensitivity for capillary electrophoresis coupled to atmospheric pressure photoionization mass spectrometry. (2010)
- Exploring the possibility of using a thermostable mutant of β-glucosidase for rapid hydrolysis of quercetin glucosides in hot water (2010)
- Synthesis of aryl ketones by palladium(II)-catalyzed decarboxylative addition of benzoic acids to nitriles (2010)
- Solution structure of a seven coordinated manganese(II) complex via electrospray ionization mass spectrometry (2010)
- Pressurized Hot Water Extraction of anthocyanins from red onion (2010)
- Microwave-promoted palladium(II)-catalyzed C-P bond formation by using arylboronic acids or aryltrifluoroborates. (2009)
- 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. (2009)
- Pressurized liquid extraction of betulin and antioxidants from birch bark (2009)
- Synthesis of styrenes by palladium(II)-catalyzed vinylation of arylboronic acids and aryltrifluoroborates by using vinyl acetate (2009)
- Identification and Characterization of Polyphenolic Antioxidants Using On-Line Liquid Chromatography, Electrochemistry, and Electrospray Ionization Tandem Mass Spectrometry (2009)
- Oxidation of 4-chloroaniline studied by on-line electrochemistry electrospray ionization mass spectrometry (2009)
- Comparing capillary electrophoresis (2008)
- Characterisation of anthocyanins in red cabbage using high resolution liquid chromatography coupled with photodiode array detection and electrospray ionization-linear ion trap mass spectrometry. (2008)
- Screening for Organic Phosphorus Compounds in Aquatic Sediments by Liquid Chromatography Coupled to ICP-AES and ESI-MS/MS (2008)
- Sediment extraction and clean-up for organic phosphorus analysis by electrospray ionization tandem mass spectrometry (2008)
- Development of the Tracer-Pulse method for adsorption studies of analyte mixures in liquid chromatography utilizing mass spectrometric detection (2008)
- Simultaneous analysis of five antidepressant drugs using direct injection of biofluids in a capillary restricted-access media-liquid chromatography-tandem mass spectrometry system (2008)
- A mechanistic study on modern palladium catalyst precursors as new gateways to Pd(0) in cationic Heck reactions (2008)
- An investigation of peak-broadening effects arising when combining CE with MS. (2007)
- Multivariate comparison between peptide mass fingerprints obtained by liquid chromatography-electrospray ionization-mass spectrometry with different trypsin digestion procedures (2007)
- Screening and identification of aluminium-containing biomolecules by column-switched LC-ICP-MS and LC-ESI-MS/MS (2007)
- Microwave-Enhanced Copper-Catalyzed N-Arylation of Free and Protected Amino Acids in Water (2007)
- Capillary Column Switching Restricted-Access Media-Liquid Chromatography-Electrospray Ionization-Tandem Mass Spectrometry System for Simultaneous and Direct Analysis of Drugs in Biofluids (2007)
- Relating chromatographic retention and electrophoretic mobility to the ion distribution within electrosprayed droplets. (2006)
- ESI-MS Detection of Proposed Reaction Intermediates in the Air-Promoted and Ligand-Modulated Oxidative Heck Reaction (2006)
- Subcritical water extraction and beta-glucosidase-catalyzed hydrolysis of quercetin glycosides in onion waste (2006)
- Urine profiling using capillary electrophoresis-mass spectrometry and multivariate data analysis. (2006)
- The influence of the thin-layer flow cell design on the mass spectra when coupling electrochemistry to electrospray ionisation mass spectrometry (2006)
- A Setup for the Coupling of a Thin-Layer Electrochemical Flow Cell to Electrospray Mass Spectrometry (2004)
- Analysis of catecholamines and related substances using porous graphitic carbon as separation media in liquid chromatography-tandem mass spectrometry (2004)
- Phosphate buffers in capillary electrophoresis/mass spectrometry using atmospheric pressure photoionization and electrospray ionization. (2003)
- Use of an adsorbed chiral selector in capillary LC-MS (2002)
- Factors influencing the determination of analyte ion surface partitioning coefficients in electrosprayed droplets (2001)
- A method for determination of ion distribution within electrosprayed droplets (2001)
- Characterization of the atmospheric pressure ionization mass spectrometric process obtained using a fused-silica emitter with the high voltage applied upstream (2000)
- Capillary column supercritical fluid chromatography-atmospheric pressure ionisation mass spectrometry - Interface performance of atmospheric pressure chemical ionisation and electrospray ionisation (1999)
- Energy-resolved collision-induced dissociation atmospheric pressure chemical ionization mass spectrometry of constitutional and stereo steroid isomers (1998)
- New supercritical fluid chromatography interface probe for electrospray and atmospheric pressure chemical ionization mass spectrometry (1997)
- 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 (1996)
- High-temperature open tubular liquid chromatography coupled to atmospheric pressure chemical ionisation mass spectrometry (1996)
- Regulation of multimer formation in electrospray mass spectrometry (1996)
- Speciation of inositol phosphates in lake sediments by ion-exchange chromatography coupled with mass spectrometry, ICP-AES and 31P NMR spectroscopy
- Organic phosphorus speciation in a small catchment: sinks and sources
Conferences
- Can phospholipids and nucleic acids shed light on organic phosphorus turnover in lake sediment? (2013)
- Electrochemistry coupled to Electrospray Mass Spectrometry for the study of the Oxidation of 4-Chloroaniline (2008)
- Pressurised solvent extraction and HPLC/UV-MS/MS analysis of anthocyanins from red cabbage (2007)
- On the coupling of Electrochemical Cells to Electrospray Ionisation Mass Spectrometry (2004)
- A Novel Set-Up for the Coupling of a Thin Layer Electrochemical Cell to Electrospray Mass Spectrometry (2003)