• Fysikvej, 310, 345

    2800 Kgs. Lyngby

    Denmark

  • Kemitorvet, 206, 259

    2800 Kgs. Lyngby

    Denmark

1977 …2020
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Research Output 1977 2020

Voltammetric study of one-step electrochemical methane production during water and CO2 co-electrolysis in molten CsH2PO4

Nikiforov, A. V., Petrushina, I., Christensen, E., Berg, R. W. & Bjerrum, N. J., 2020, In : Renewable Energy. 145, p. 508-513 6 p.

Research output: Contribution to journalJournal articleResearchpeer-review

2019
61 Downloads (Pure)

Method and apparatus for methane production

Bjerrum, N. J., Christensen, E., Petrouchina, I. M., Nikiforov, A. & Berg, R. W., 14 Mar 2019, IPC No. C25B 9/ 06 A I, Patent No. WO2019048016, 8 Feb 2018, Priority date 8 Feb 2018, Priority No. DK2018PA70080

Research output: Patent

Open Access
File
2018

Vapor pressure and specific electrical conductivity in the solid and molten H2O-CsH2PO4-CsPO3 system—a novel electrolyte for water electrolysis at ~ 225–400 °C

Nikiforov, A. V., Berg, R. W. & Bjerrum, N. J., 2018, In : Ionics. 24, 9, p. 2761-2782

Research output: Contribution to journalJournal articleResearchpeer-review

2017
170 Downloads (Pure)

Ab Initio Assessment of the Bonding in Disulfonates Containing Divalent Nitrogen and Phosphorus Atoms

Andersen, V. B., Berg, R. W. & Shim, I., 2017, In : ACS Omega. 2, 8, p. 4447-4455

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
167 Downloads (Pure)

Probing the global potential energy minimum of (CH2O)2: THz absorption spectrum of (CH2O)2 in solid neon and para-hydrogen

Andersen, J., Voute, A., Mihrin, D., Heimdal, J., Berg, R. W., Torsson, M. & Larsen, R. W., 2017, In : Journal of Chemical Physics. 146, 244311.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
123 Downloads (Pure)

Raman detection of hydrohalite formation: Avoiding accidents on icy roads by deicing where salt will not work

Berg, R. W., 2017, In : Applied Spectroscopy Reviews. 53, 6, p. 503-515

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
2016
396 Downloads (Pure)

Determination of Water Vapor Pressure Over Corrosive Chemicals Versus Temperature Using Raman Spectroscopy as Exemplified with 85.5% Phosphoric Acid

Rodier, M., Li, Q., Berg, R. W. & Bjerrum, N. J., 2016, In : Applied Spectroscopy. 70, 7, p. 1186-1194 9 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
270 Downloads (Pure)

Specific electrical conductivity in molten potassium dihydrogen phosphate KH2PO4 - An electrolyte for water electrolysis at ∼300°C

Nikiforov, A. V., Berg, R. W., Petrushina, I. & Bjerrum, N. J., 2016, In : Applied Energy. 175, p. 545-550 6 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
190 Downloads (Pure)

Water vapor pressure over molten KH2PO4 and demonstration of water electrolysis at ∼300ºC

Berg, R. W., Nikiforov, A. V., Petrushina, I. & Bjerrum, N. J., 2016, In : Applied Energy. 180, p. 269-275 7 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
2015
659 Downloads (Pure)

Investigation of L(+)-Ascorbic Acid with Raman Spectroscopy in Visible and UV Light

Berg, R. W., 2015, In : Applied Spectroscopy Reviews. 50, 3, p. 193-239

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File

Specific Electrical Conductivity in Molten Potassium Dihydrogen Phosphate KH2PO4 Electrolyte at ~300 °C

Nikiforov, A. V., Berg, R. W. & Bjerrum, N. J., 2015, In : Electrochemical Society. Meeting Abstracts (Online). MA2015-02, 1, p. 204-204 4.

Research output: Contribution to journalConference abstract in journalResearchpeer-review

Open Access
397 Downloads (Pure)

Towards quantitative SERS detection of hydrogen cyanide at ppb level for human breath analysis

Lauridsen, R. K., Rindzevicius, T., Molin, S., Johansen, H. K., Berg, R. W., Alstrøm, T. S., Almdal, K., Larsen, F., Schmidt, M. S. & Boisen, A., 2015, In : Sensing and Bio-Sensing Research. 5, p. 84-89 6 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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2014

Quantitative monitoring of yeast fermentation using Raman spectroscopy

Iversen, J. A., Berg, R. W. & Ahring, B. K., 2014, In : Analytical and Bioanalytical Chemistry. 406, 20, p. 4911-4919

Research output: Contribution to journalJournal articleResearchpeer-review

2013

Catalytic Performance of Zeolite-Supported Vanadia in the Aerobic Oxidation of 5-hydroxymethylfurfural to 2,5- diformylfuran

Sádaba, I., Gorbanev, Y., Kegnæs, S., Putluru, S. S. R., Berg, R. W. & Riisager, A., 2013, In : ChemCatChem. 5, 1, p. 284-293

Research output: Contribution to journalJournal articleResearchpeer-review

1086 Downloads (Pure)

Detection of the quorum sensing signal molecule N-Dodecanoyl-DL-homoserine lactone below 1 nanomolarconcentrations using surface enhanced Raman spectroscopy

Claussen, A., Abdali, S., Berg, R. W., Givskov, M. & Sams, T., 2013, In : Current Physical Chemistry. 3, 2, p. 199--214

Research output: Contribution to journalJournal articleResearchpeer-review

File

Nonlinearity in Intensity versus Concentration Dependence for the Deep UV Resonance Raman Spectra of Toluene and Heptane

Liu, C. & Berg, R. W., 2013, In : Applied Spectroscopy Reviews. 48, 5, p. 425-437

Research output: Contribution to journalJournal articleResearchpeer-review

265 Downloads (Pure)

Revisiting the Brønsted acid catalysed hydrolysis kinetics of polymeric carbohydrates in ionic liquids by in situ ATR-FTIR spectroscopy

Kunov-Kruse, A. J., Riisager, A., Shunmugavel, S., Berg, R. W., Kristensen, S. B. & Fehrmann, R., 2013, In : Green Chemistry. 15, 10, p. 2843-2848

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
2012
1570 Downloads (Pure)

Determining the Spectral Resolution of a Charge-Coupled Device (CCD) Raman Instrument

Liu, C. & Berg, R. W., 2012, In : Applied Spectroscopy. 66, 9, p. 1034-1043

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File

Fast and accurate determination of the reaction kinetics of cellulose hydrolyse in ionic liquids using in-situ ATR-FTIR

Kunov-Kruse, A. J., Riisager, A., Shunmugavel, S., Berg, R. W., Kristensen, S. B. & Fehrmann, R., 2012.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

346 Downloads (Pure)

Molybdenum(VI) Oxosulfato Complexes in MoO3–K2S2O7–K2SO4 Molten Mixtures: Stoichiometry, Vibrational Properties, and Molecular Structures

Kalampounias, A. G., Tsilomelekis, G., Berg, R. W. & Boghosian, S., 2012, In : Journal of Physical Chemistry Part A: Molecules, Spectroscopy, Kinetics, Environment and General Theory. 116, 35, p. 8861-8872

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File

Photoluminescence and Raman Spectroscopy Characterization of Boron- and Nitrogen-Doped 6H Silicon Carbide

Ou, Y., Jokubavicius, V., Liu, C., Berg, R. W., Linnarsson, M., Kamiyama, S., Lu, Z., Yakimova, R., Syväjärvi, M. & Ou, H., 2012, In : Materials Science Forum. 717-720, p. 233-236

Research output: Contribution to journalJournal articleResearchpeer-review

Raman Optical Activity and Raman Spectra of Amphetamine Species: Quantum Chemical Model Calculations and Experiments

Berg, R. W., Shim, I., White, P. C. & Abdali, S., 2012, In : American Journal of Analytical Chemistry. 3, p. 410-412

Research output: Contribution to journalJournal articleResearchpeer-review

Tailoring Properties of Biocompatible PEG-DMA Hydrogels with UV Light

Bäckström, S., Benavente, J., Berg, R. W., Stibius, K., Larsen, M. S., Bohr, H. & Helix Nielsen, C., 2012, In : Materials Sciences and Applications. 3, p. 425-431

Research output: Contribution to journalJournal articleResearchpeer-review

2011
982 Downloads (Pure)

Ab Initio Calculations and Raman and SERS Spectral Analyses of Amphetamine Species

Berg, R. W., Nørbygaard, T., White, P. C. & Abdali, S., 2011, In : Applied Spectroscopy Reviews. 46, 2, p. 107-131

Research output: Contribution to journalJournal articleResearchpeer-review

File
441 Downloads (Pure)

Donor-acceptor-pair emission characterization in N-B doped fluorescent SiC

Ou, Y., Jokubavicius, V., Kamiyama, S., Liu, C., Berg, R. W., Linnarsson, M., Yakimova, R., Syväjärvi, M. & Ou, H., 2011, In : Optical Materials Express. 1, 8, p. 1439-1446

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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Experimental and ab initio DFT calculated Raman Spectrum of Sudan I, a Red Dye

Kunov-Kruse, A. J., Kristensen, S. B., Liu, C. & Berg, R. W., 2011, In : Journal of Raman Spectroscopy. 42, 6, p. 1470-1478

Research output: Contribution to journalJournal articleResearchpeer-review

576 Downloads (Pure)

Formation and characterization of varied size germanium nanocrystals by electron microscopy, Raman spectroscopy, and photoluminescence

Ou, H., Ou, Y., Liu, C., Berg, R. W. & Rottwitt, K., 2011, In : Optical Materials Express. 1, 4, p. 643-651

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File

NdHO, a novel oxyhydride

Widerøe, M., Fjellvåg, H., Norby, T., Poulsen, F. W. & Berg, R. W., 2011, In : Journal of Solid State Chemistry. 184, p. 1890-1894

Research output: Contribution to journalJournal articleResearchpeer-review

Photoluminescence and Raman spectroscopy characterization of boron- and nitrogen-doped 6H silicon carbide

Ou, Y., Jokubavicius, V., Liu, C., Berg, R. W., Linnarsson, M., Kamiyama, S., Lu, Z., Yakimova, R., Syväjärvi, M. & Ou, H., 2011, Proceedings of ICSCRM. p. We P-58

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

210 Downloads (Pure)

Size-effect of germanium nanocrystals

Ou, H., Ou, Y., Liu, C., Berg, R. W. & Rottwitt, K., 2011, Proceedings of CLEO:2011. Optical Society of America

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

File
2010
155 Downloads (Pure)
File
61 Downloads (Pure)

Nucleobases and C2 and C4 Imidazolium Acetate Interactions: FTIR-ATR, Raman and NMR Spectra and ab Initio Calculations Insights

Araújo, J. M. M., Ferreira, R., Veiga, H. I. M., Marrucho, I. M., Berg, R. W., Esperança, J. M. S. S. & Rebelo, L. P. N., 2010.

Research output: Contribution to conferencePosterResearchpeer-review

File
152 Downloads (Pure)

Raman Spectroscopic Study of the Vapour Phase of 1-Methylimidazolium Ethanoate, a Protic Ionic Liquid

Berg, R. W., Canongia Lopes, J. N., Ferreira, R., Rebelo, L. P. N., Seddon, K. R. & Tomaszowska, A. A., 2010, In : Journal of Physical Chemistry Part A: Molecules, Spectroscopy, Kinetics, Environment and General Theory. 114, p. 10834-10841

Research output: Contribution to journalJournal articleResearchpeer-review

File

Selective flue gas cleaning with ionic liquids

Kegnæs, S., Due-Hansen, J., Berg, R. W., Riisager, A. & Fehrmann, R., 2010.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

68 Downloads (Pure)

Selective flue gas cleaning with ionic liquids

Kegnæs, S., Due-Hansen, J., Harris, P., Berg, R. W., Riisager, A. & Fehrmann, R., 2010.

Research output: Contribution to conferencePosterResearchpeer-review

Open Access
File
1 Downloads (Pure)
2009

A novel oxyhydride, NdHO

Widerøe, M., Fjellvåg, H., Poulsen, F. W. & Berg, R. W., 2009.

Research output: Contribution to conferencePosterResearchpeer-review

Flue Gas Absorption by Tailored Ionic Liquids

Riisager, A., Harris, P., Berg, R. W., Rogez, J. & Fehrmann, R., 2009.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Flue Gas Absorption by Tailored Ionic Liquids

Riisager, A., Harris, P., Berg, R. W., Rogez, J. & Fehrmann, R., 2009.

Research output: Contribution to conferencePosterResearchpeer-review

Ionic Liquids as Reversible Gas Absorbents

Riisager, A., Harris, P., Berg, R. W., Rogez, J. & Fehrmann, R., 2009.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Ionic liquids as reversible gas absorbers

Riisager, A., Harris, P., Berg, R. W., Rogez, J. & Fehrmann, R., 2009.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Lomborg forstår ikke

Berg, R. W., 2009, In : Politiken. Onsdag 19. august, Læserne mener, p. debat p. 7

Research output: Contribution to journalContribution to newspaper - Newspaper articleCommunication

Measuring N-Acyl-Homoserine-Lactone Molecules below 1nM

Claussen, A., Abdali, S., Berg, R. W., Givskov, M. C. & Sams, T., 2009, Biofilms 2009: ASM Conferences. ASM Press, p. A208 116 p.

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearchpeer-review

108 Downloads (Pure)

Octarubidium di-mu-sulfato-kappa O-4:O '-bis[cis-dioxido-cis-disulfatotungstate(VI)]

Ståhl, K. & Berg, R. W., 2009, In : Acta Crystallographica. Section E: Structure Reports Online. E65, 12, p. i88

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
66 Downloads (Pure)
Open Access
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