2022
F. Petocchi, C. W. Nicholson, B. Salzmann, D. Pasquier, O.V. Yazyev, C. Monney, P.Werner
Mott versus Hybridization Gap in the Low-Temperature Phase of 1T−TaS2
Phys. Rev. Lett 129, 016402 (2022)
M. Puppin, C. W. Nicholson, C. Monney, Y. Deng, R. P. Xian, J. Feldl, S. Dong, A. Dominguez, H. Hübener, A. Rubio, M. Wolf, L. Rettig, R. Ernstorfer
Excited-state band structure mapping
Phys. Rev. B 105, 075417 (2022)
P. Kurzhals, G. Kremer, T. Jaouen, C. W. Nicholson, R. Heid, P. Nagel, J. P. Castellan, A. Ivanov, M. Muntwiler, M. Rumo, B. Salzmann, V. Strocov, D. Reznik, C. Monney, F. Weber
Electron-momentum dependence of electron-phonon coupling underlies dramatic phonon renormalization in YNi2B2C
Nat. Commun. 13, 228 (2022)
J. Maklar, M. Schüler, Y. W. Windsor, C. W. Nicholson, M. Puppin, P. Walmsley, I. R. Fisher, M. Wolf, R. Ernstorfer, M. A. Sentef, L. Rettig
Coherent Modulation of Quasiparticle Scattering Rates in a Photoexcited Charge-Density-Wave System
Phys. Rev. Lett 128, 026406 (2022)
2021
G. Kremer, M. Rumo, C. Yue, A. Pulkkinen, C.W. Nicholson, T. Jaouen, F.O. von Rohr, P. Werner, C. Monney
Ultrafast dynamics of the surface photovoltage in potassium-doped black phosphorus
Phys. Rev. B 104, 035125 (2021)
M. Rumo, A. Pulkkinen, B. Salzmann, G. Kremer, B. Hildebrand, K.Y. Ma, F.O. von Rohr, C. W. Nicholson, T. Jaouen, C. Monney
Insensitivity of the striped charge orders in to alkali surface doping implies their structural origin
Phys. Rev. Materials 5, 074002 (2021)
S. Dong, M. Puppin, T. Pincelli, S. Beaulieu, D. Christiansen, H. Hübener, C. W. Nicholson, R. P. Xian, M. Dendzik, Y. Deng, Y.W. Windsor, M. Selig, E. Malic, A. Rubio, A. Knorr, M. Wolf, L. Rettig, R. Ernstorfer
Direct measurement of key exciton properties: Energy, dynamics, and spatial distribution of the wave function
Natural Sciences e10010 (2021)
E. Paris, C. W. Nicholson, S. Johnston, Y. Tseng, M. Rumo, G. Coslovich, S. Zohar, M.F. Lin, V.N. Strocov, R. Saint-Martin, A. Revcolevschi, A. Kemper, W. Schlotter, G.L. Dakovski, C. Monney, T. Schmitt
Probing the interplay between lattice dynamics and short-range magnetic correlations in CuGeO3 with femtosecond RIXS
npj Quantum Mater. 6, 51 (2021)
J. Maklar, Y. W. Windsor, C. W. Nicholson, M. Puppin, P. Walmsley, V. Esposito, M. Porer, J. Rittmann, D. Leuenberger, M. Kubli, M. Savoini, E. Abreu, S. L. Johnson, P. Beaud, G. Ingold, U. Staub, I. R. Fisher, R. Ernstorfer, M. Wolf, L. Rettig
Nonequilibrium charge-density-wave order beyond the thermal limit
Nat. Commun. 12, 2499 (2021)
C. W. Nicholson, M. Rumo, A. Pulkkinen, G. Kremer, B. Salzmann, M.-L. Mottas, B. Hildebrand, T. Jaouen, T. K. Kim, S. Mukherjee, K Ma, M. Muntwiler, F. O von Rohr, C. Cacho, C. Monney
Uniaxial strain-induced phase transition in the 2D topological semimetal IrTe2
Commun. Mater. 2, 25 (2021)
R. Gaina, C. W. Nicholson, M. Rumo, S. Sarkar, J. Khmaladze, E. Paris, Y. Tseng, W. Zhang, D. McNally, C. Piamonteze, E. Weschke, T. Schmitt, C. Monney, C. Bernhard
Long-ranged Cu-based order with dz2 orbital character at a YBa2Cu3O7/ manganite interface
npj Quantum Mater. 6, 12 (2021)
2020
M. Rumo, C. W. Nicholson, A. Pulkkinen, B. Hildebrand, G. Kremer, B. Salzmann, M.-L. Mottas, KY Ma, EL Wong, M.K.L. Man, K.M. Dani, B. Barbiellini, M. Muntwiler, T. Jaouen, F. O. von Rohr, C. Monney
Examining the surface phase diagram of IrTe2 with photoemission
Phys. Rev. B 101, 235120 (2020)
G. Kremer, T. Jaouen, B. Salzmann, L. Nicolaï, M. Rumo, C. W Nicholson, B. Hildebrand, J.H. Dil, J. Minár, G. Springholz, J. Krempaský, C. Monney
Unveiling the complete dispersion of the giant Rashba split surface states of ferroelectric alpha-GeTe(111) by alkali doping
Phys. Rev. Research 2, 033115 (2020)
C. W. Nicholson, E. F. Schwier, K. Shimada, H. Berger, M. Hoesch, C. Berthod, C. Monney
Role of a higher-dimensional interaction in stabilizing charge density waves in quasi-one-dimensional NbSe3 revealed by angle-resolved photoemission spectroscopy
Phys. Rev. B 101, 045412 (2020)
2019
T. Jaouen, B. Hildebrand, M.-L. Mottas, M. Di Giovannantonio, P. Ruffieux, M. Rumo, C. W. Nicholson, E. Razzoli, C. Barreteau, A. Ubaldini, E. Giannini, F. Vanini, H. Beck, C. Monney, P. Aebi
Phase separation in the vicinity of Fermi surface hot spots
Phys. Rev. B 100, 075152 (2019)
C. W. Nicholson, M. Puppin, A. Lücke, U. Gerstmann, M. Krenz, W. G. Schmidt, L. Rettig, R. Ernstorfer, M. Wolf
Excited state band mapping and momentum-resolved ultrafast population dynamics in In/Si(111) nanowires investigated with XUV based time- and angle-resolved photoemission spectroscopy
Phys. Rev. B, 99, 155107 (2019)
M. Puppin, Y. Deng, C. W. Nicholson, J. Feldl, N. Schroeter, H. Vita, P. S. Kirchmann, C. Monney, L. Rettig, M. Wolf, R. Ernstorfer
Time- and angle-resolved photoemission spectroscopy of solids in the extreme ultraviolet at 500 kHz repetition rate
Rev. Sci. Instr. 90, 023104 (2019)
2018
C. W. Nicholson, A. Lücke, W. G. Schmidt, M. Puppin, L. Rettig, R. Ernstorfer, M. Wolf
Beyond the molecular movie: dynamics of bands and bonds during a photo-induced phase transition
Science, 362, 821-825 (2018)
2017
C. W. Nicholson, C. Berthod, M. Puppin, M. Hoesch, M. Wolf, C. Monney
Dimensional crossover in a charge density wave material probed by ARPES
Phys. Rev. Lett.118, 206401 (2017)
M. D. Watson, Y. Feng, C. W. Nicholson, C. Monney, J. M. Riley, H. Iwasawa, K. Refson, V. Sacksteder, D. T. Adroja, J. Zhao, and M. Hoesch
Multiband one-dimensional electronic structure and spectroscopic signature of Tomonoga-Luttinger liquid behavior in K2Cr3As3
Phys. Rev. Lett 118, 097002 (2017)
2016
R. Bertoni, C. W. Nicholson, L. Waldecker, C. Monney, M. Puppin, H. Huebener, U. De Giovannini, M. Hoesch, R. Chapman, E. Springate, C. Cacho, A. Rubio, M. Wolf, R. Ernstorfer
Generation and evolution of spin-, valley-, and layer-polarized excited carriers in inversion-symmetric WSe2
Phys. Rev. Lett. 117, 277201 (2016)
C. Monney, M. Puppin, C. W. Nicholson, M. Hoesch, R. T. Chapman, E. Springate, H. Berger, A. Magrez, C. Cacho, R. Ernstorfer, M. Wolf
Revealing the role of electrons and phonons in the ultrafast recovery of charge density wave correlations in 1T−TiSe2
Phys. Rev. B, 94, 165165 (2016)
C. W. Nicholson, C. Monney, R. Carley, B. Frietsch, J. Bowlan, M. Weinelt, M. Wolf
Ultrafast spin density wave transition in Chromium governed by thermalized electron gas
Phys. Rev. Lett. 117, 136801 (2016)
2015
C. W. Nicholson, C. Monney, U. Krieg, C. Tegenkamp, H. Pfnür, K. Horn, M. Wolf
Electronic structure of self-assembled Ag nanowires on Si(557): spectroscopic evidence for dimensionality
New J. Phys. 17, 093025 (2015)
2013
A. Tamai, W. Meevasana, P. D. C. King, C.W. Nicholson, A. de la Torre, E. Rozbicki, F. Baumberger
Spin-orbit splitting of the Shockley surface state on Cu(111)
Phys. Rev. B, 87, 075113 (2013)