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Research Group HELIXS

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Recent publications and activities of the HELIXS group (helixs.physics.helsinki.fi). Department of Physics, University of Helsinki. HELIXS - Helsinki Electronic Structure and Inelastic X-ray Scattering. www.twitter.com/helixsfi See all the publications at helixs.physics.helsinki.fi/index.php/research/publications
Planning, performing, and analyzing x-ray Raman scattering experiments. -- C Sahle, A Mirone, J Niskanen, J Inkinen, M Krisch and S Huotari. -- Journal of Synchrotron Radiation 22:400-409, 2015

Planning, performing, and analyzing x-ray Raman scattering experiments. -- C Sahle, A Mirone, J Niskanen, J Inkinen, M Krisch and S Huotari. -- Journal of Synchrotron Radiation 22:400-409, 2015

High-resolution nonresonant x-ray Raman scattering study on rare earth phosphate nanoparticles - S. Huotari et al. - New J. Phys. 17:043041, 2015 - http://iopscience.iop.org/article/10.1088/1367-2630/17/4/043041/meta

High-resolution nonresonant x-ray Raman scattering study on rare earth phosphate nanoparticles - S. Huotari et al. - New J. Phys. 17:043041, 2015 - http://iopscience.iop.org/article/10.1088/1367-2630/17/4/043041/meta

High-energy collective electronic excitations in layered transition-metal dichalcogenides /// Phys. Rev. B 90, 125125 – Published 16 September 2014 /// Pierluigi Cudazzo, Kari O. Ruotsalainen, Christoph J. Sahle, Ali Al-Zein, Helmuth Berger, Efrén Navarro-Moratalla, Simo Huotari, Matteo Gatti, and Angel Rubio

High-energy collective electronic excitations in layered transition-metal dichalcogenides /// Phys. Rev. B 90, 125125 – Published 16 September 2014 /// Pierluigi Cudazzo, Kari O. Ruotsalainen, Christoph J. Sahle, Ali Al-Zein, Helmuth Berger, Efrén Navarro-Moratalla, Simo Huotari, Matteo Gatti, and Angel Rubio

Resources and links related to X-ray free electron lasers, currently operational and the ones under construction. Figure copyright: European XFEL (Design: Marc Hermann, tricklabor) www.xfel.eu

Resources and links related to X-ray free electron lasers, currently operational and the ones under construction. Figure copyright: European XFEL (Design: Marc Hermann, tricklabor) www.xfel.eu

PhD thesis completed in the group: https://helda.helsinki.fi/handle/10138/168921

PhD thesis completed in the group: https://helda.helsinki.fi/handle/10138/168921

HELIXS contribution at IXS2015: one talk - The 9th international conference on Inelastic X-ray Scattering (IXS).

HELIXS contribution at IXS2015: one talk - The 9th international conference on Inelastic X-ray Scattering (IXS).

A miniature closed-circle flow cell for high photon flux X-ray scattering experiments - J. Synchrotron Rad. (2015). 22, 1555-1558 - C. J. Sahle, C. Henriquet, M. A. Schroer, I. Juurinen, J. Niskanen and M. Krisch - http://scripts.iucr.org/cgi-bin/paper?S1600577515016331

A miniature closed-circle flow cell for high photon flux X-ray scattering experiments - J. Synchrotron Rad. (2015). 22, 1555-1558 - C. J. Sahle, C. Henriquet, M. A. Schroer, I. Juurinen, J. Niskanen and M. Krisch - http://scripts.iucr.org/cgi-bin/paper?S1600577515016331

X-ray induced dimerization of cinnamic acid: Time-resolved inelastic X-ray scattering study - J. Inkinen et al. - Scientific Reports 5, 15851 (2015) - http://www.nature.com/articles/srep15851

X-ray induced dimerization of cinnamic acid: Time-resolved inelastic X-ray scattering study - J. Inkinen et al. - Scientific Reports 5, 15851 (2015) - http://www.nature.com/articles/srep15851

*Synchrotron Light Finland 2015* -- Annual Workshop & School of the Finnish Synchrotron Radiation User Organisation -- Helsinki, Kumpula Science Campus, 3.-4.12.2015 -- Organized by members of the HELIXS research group. Visit http://bit.ly/1W6m8YV

*Synchrotron Light Finland 2015* -- Annual Workshop & School of the Finnish Synchrotron Radiation User Organisation -- Helsinki, Kumpula Science Campus, 3.-4.12.2015 -- Organized by members of the HELIXS research group. Visit http://bit.ly/1W6m8YV

New B.Sc. thesis in the HELIXS research group Oct 2015: Functional multilayer crystal structures - helixs.physics.helsinki.fi

New B.Sc. thesis in the HELIXS research group Oct 2015: Functional multilayer crystal structures - helixs.physics.helsinki.fi

HELIXS contribution: one keynote speech + one poster

HELIXS contribution: one keynote speech + one poster

HELIXS contribution at Psi-k 2015: one talk + two posters.

HELIXS contribution at Psi-k 2015: one talk + two posters.

Protonation Dynamics and Hydrogen Bonding in Aqueous Sulfuric Acid - J. Niskanen et al. - J. Phys. Chem. B, 2015, 119 (35), pp 11732–11739

Protonation Dynamics and Hydrogen Bonding in Aqueous Sulfuric Acid - J. Niskanen et al. - J. Phys. Chem. B, 2015, 119 (35), pp 11732–11739

Simo Huotari nimettiin ensimmäisenä suomalaisena DESY:n fotonitieteiden neuvoa-antavaan komiteaan

Simo Huotari nimettiin ensimmäisenä suomalaisena DESY:n fotonitieteiden neuvoa-antavaan komiteaan

Polarization dependent hard X-ray photoemission experiments for solids: Efficiency and limits for unraveling the orbital character of the valence band - J. Weinen et al. - Journal of Electron Spectroscopy and Related Phenomena, Volume 198, January 2015, Pages 6–11

Polarization dependent hard X-ray photoemission experiments for solids: Efficiency and limits for unraveling the orbital character of the valence band - J. Weinen et al. - Journal of Electron Spectroscopy and Related Phenomena, Volume 198, January 2015, Pages 6–11

Quantum Mechanics/Molecular Mechanics Modeling of Photoelectron Spectra: The Carbon 1s Core–Electron Binding Energies of Ethanol–Water Solutions - T. Löytynoja, J. Niskanen, K. Jänkälä, O. Vahtras, Z. Rinkevicius, and H. Ågren - J. Phys. Chem. B, 2014, 118 (46), pp 13217–13225 - http://pubs.acs.org/doi/abs/10.1021/jp506410w

Quantum Mechanics/Molecular Mechanics Modeling of Photoelectron Spectra: The Carbon 1s Core–Electron Binding Energies of Ethanol–Water Solutions - T. Löytynoja, J. Niskanen, K. Jänkälä, O. Vahtras, Z. Rinkevicius, and H. Ågren - J. Phys. Chem. B, 2014, 118 (46), pp 13217–13225 - http://pubs.acs.org/doi/abs/10.1021/jp506410w


Muita ideoita
Entanglement and analytical continuation: an intimate relation told by the Riemann zeta function

Entanglement and analytical continuation: an intimate relation told by the Riemann zeta function

Planning, performing, and analyzing x-ray Raman scattering experiments. -- C Sahle, A Mirone, J Niskanen, J Inkinen, M Krisch and S Huotari. -- Journal of Synchrotron Radiation 22:400-409, 2015

Planning, performing, and analyzing x-ray Raman scattering experiments. -- C Sahle, A Mirone, J Niskanen, J Inkinen, M Krisch and S Huotari. -- Journal of Synchrotron Radiation 22:400-409, 2015

High-energy collective electronic excitations in layered transition-metal dichalcogenides /// Phys. Rev. B 90, 125125 – Published 16 September 2014 /// Pierluigi Cudazzo, Kari O. Ruotsalainen, Christoph J. Sahle, Ali Al-Zein, Helmuth Berger, Efrén Navarro-Moratalla, Simo Huotari, Matteo Gatti, and Angel Rubio

High-energy collective electronic excitations in layered transition-metal dichalcogenides /// Phys. Rev. B 90, 125125 – Published 16 September 2014 /// Pierluigi Cudazzo, Kari O. Ruotsalainen, Christoph J. Sahle, Ali Al-Zein, Helmuth Berger, Efrén Navarro-Moratalla, Simo Huotari, Matteo Gatti, and Angel Rubio

Multi-intermediate-band character of Ti-substituted CuGaS 2  : Implications for photovoltaic applications   /// Phys. Rev. B 90, 075154 – Published 29 August 2014 /// J. Hashemi, A. Akbari, S. Huotari, and M. Hakala

Multi-intermediate-band character of Ti-substituted CuGaS 2 : Implications for photovoltaic applications /// Phys. Rev. B 90, 075154 – Published 29 August 2014 /// J. Hashemi, A. Akbari, S. Huotari, and M. Hakala

Resources and links related to X-ray free electron lasers, currently operational and the ones under construction. Figure copyright: European XFEL (Design: Marc Hermann, tricklabor) www.xfel.eu

Resources and links related to X-ray free electron lasers, currently operational and the ones under construction. Figure copyright: European XFEL (Design: Marc Hermann, tricklabor) www.xfel.eu

Saturation Behavior in X-ray Raman Scattering Spectra of Aqueous LiCl J. Phys. Chem. B 2013

Saturation Behavior in X-ray Raman Scattering Spectra of Aqueous LiCl J. Phys. Chem. B 2013

Interplay between Temperature-Activated Vibrations and Nondipolar Effects in the Valence Excitations of the CO2 Molecule J. Phys. Chem. A 2014

Interplay between Temperature-Activated Vibrations and Nondipolar Effects in the Valence Excitations of the CO2 Molecule J. Phys. Chem. A 2014

Quantum Mechanics/Molecular Mechanics Modeling of Photoelectron Spectra: The Carbon 1s Core–Electron Binding Energies of Ethanol–Water Solutions - T. Löytynoja, J. Niskanen, K. Jänkälä, O. Vahtras, Z. Rinkevicius, and H. Ågren - J. Phys. Chem. B, 2014, 118 (46), pp 13217–13225 - http://pubs.acs.org/doi/abs/10.1021/jp506410w

Quantum Mechanics/Molecular Mechanics Modeling of Photoelectron Spectra: The Carbon 1s Core–Electron Binding Energies of Ethanol–Water Solutions - T. Löytynoja, J. Niskanen, K. Jänkälä, O. Vahtras, Z. Rinkevicius, and H. Ågren - J. Phys. Chem. B, 2014, 118 (46), pp 13217–13225 - http://pubs.acs.org/doi/abs/10.1021/jp506410w

Effect of the Hydrophobic Alcohol Chain Length on the Hydrogen-Bond Network of Water --- J. Phys. Chem. B, 2014, 118 (29), pp 8750–8755  --- DOI: 10.1021/jp5045332 --- Publication Date (Web): June 18, 2014 --- Copyright © 2014 American Chemical Society

Effect of the Hydrophobic Alcohol Chain Length on the Hydrogen-Bond Network of Water --- J. Phys. Chem. B, 2014, 118 (29), pp 8750–8755 --- DOI: 10.1021/jp5045332 --- Publication Date (Web): June 18, 2014 --- Copyright © 2014 American Chemical Society

Molecular-Level Changes of Aqueous Poly(N-isopropylacrylamide) in Phase Transition J. Phys. Chem. B 2014

Molecular-Level Changes of Aqueous Poly(N-isopropylacrylamide) in Phase Transition J. Phys. Chem. B 2014

Simo Huotari nimettiin ensimmäisenä suomalaisena DESY:n fotonitieteiden neuvoa-antavaan komiteaan

Simo Huotari nimettiin ensimmäisenä suomalaisena DESY:n fotonitieteiden neuvoa-antavaan komiteaan

Polarization dependent hard X-ray photoemission experiments for solids: Efficiency and limits for unraveling the orbital character of the valence band - J. Weinen et al. - Journal of Electron Spectroscopy and Related Phenomena, Volume 198, January 2015, Pages 6–11

Polarization dependent hard X-ray photoemission experiments for solids: Efficiency and limits for unraveling the orbital character of the valence band - J. Weinen et al. - Journal of Electron Spectroscopy and Related Phenomena, Volume 198, January 2015, Pages 6–11

HELIXS - Helsinki Electronic Structure and Inelastic X-ray Scattering  ----  X-ray physics and spectroscopy group at University of Helsinki

HELIXS - Helsinki Electronic Structure and Inelastic X-ray Scattering ---- X-ray physics and spectroscopy group at University of Helsinki

Physics Days 2015 | The 49th Annual Meeting of the Finnish Physical Society | wew.twitter.com/PhysDays2015

Physics Days 2015 | The 49th Annual Meeting of the Finnish Physical Society | wew.twitter.com/PhysDays2015

A new world speed record for the fastest 3D-printed nano-objects has been claimed by researchers in Austria.

3D-nanoprinting speed record set by Vienna University

A new world speed record for the fastest 3D-printed nano-objects has been claimed by researchers in Austria.

The solar panel that was allergic to water   This picture shows a water droplet resting on a superhydrophobic glass surface. The lone drople...

The solar panel that was allergic to water This picture shows a water droplet resting on a superhydrophobic glass surface. The lone drople...