Theoretical Spectroscopy Group

C. Rödl, Sander, T., Bechstedt, F., Vidal, J., Olsson, P., Laribi, S., and Guillemoles, J. - F., “Wurtzite silicon as a potential absorber in photovoltaics: Tailoring the optical absorption by applying strain”, Phys. Rev. B, vol. 92. American Physical Society, p. 045207, 2015.

J. J. Kas, Rehr, J. J., and Reining, L., “Cumulant expansion of the retarded one-electron Green function”, Phys. Rev. B, vol. 90. American Physical Society, p. 085112, 2014.

M. Bertocchi, Luppi, E., Degoli, E., Veniard, V., and Ossicini, S., “Defects and strain enhancements of second-harmonic generation in Si/Ge superlattices”, The Journal of Chemical Physics, vol. 140. p. -, 2014.

N. Tancogne-Dejean, Mendoza, B. S., and Veniard, V., “Effect of material properties on the accuracy of antiresonant approximation: Linear and second-order optical responses”, Phys. Rev. B, vol. 90. American Physical Society, p. 035212, 2014.

J. A. Berger, Romaniello, P., Tandetzky, F., Mendoza, B. S., Brouder, C., and Reining, L., “Erratum: Solution to the many-body problem in one point”, New Journal of Physics, vol. 16. p. 119601, 2014.

C. Guedj, Hung, L., Zobelli, A., Blaise, P., Sottile, F., and Olevano, V., “Evidence for anisotropic dielectric properties of monoclinic hafnia using valence electron energy-loss spectroscopy in high-resolution transmission electron microscopy and ab initio time-dependent density-functional theory”, Applied Physics Letters, vol. 105. p. 222904, 2014.

P. Cudazzo, Ruotsalainen, K. O., Sahle, C. J., Al-Zein, A., Berger, H., Navarro-Moratalla, E., Huotari, S., Gatti, M., and Rubio, A., “High-energy collective electronic excitations in layered transition-metal dichalcogenides”, Phys. Rev. B, vol. 90. American Physical Society, p. 125125, 2014.

D. Wegkamp, Herzog, M., Xian, L., Gatti, M., Cudazzo, P., McGahan, C. L., Marvel, R. E., Haglund, R. F., Rubio, A., Wolf, M., and Stähler, J., “Instantaneous Band Gap Collapse in Photoexcited Monoclinic VO2 due to Photocarrier Doping”, Phys. Rev. Lett., vol. 113. American Physical Society, p. 216401, 2014.

P. Cudazzo, Gatti, M., and Rubio, A., “Interplay between structure and electronic properties of layered transition-metal dichalcogenides: Comparing the loss function of 1T and 2H polymorphs”, Phys. Rev. B, vol. 90. American Physical Society, p. 205128, 2014.

F. Sirotti, Beaulieu, N., Bendounan, A., Silly, M. G., Chauvet, C., Malinowski, G., Fratesi, G., Veniard, V., and Onida, G., “Multiphoton k-resolved photoemission from gold surface states with 800-nm femtosecond laser pulses”, Phys. Rev. B, vol. 90. American Physical Society, p. 035401, 2014.

M. Guzzo, Kas, J. J., Sponza, L., Giorgetti, C., Sottile, F., Pierucci, D., Silly, M. G., Sirotti, F., Rehr, J. J., and Reining, L., “Multiple satellites in materials with complex plasmon spectra: From graphite to graphene”, Phys. Rev. B, vol. 89. p. 085425, 2014.

R. Bourrellier, Amato, M., Galvão Tizei, L. H., Giorgetti, C., Gloter, A., Heggie, M. I., March, K., Stéphan, O., Reining, L., Kociak, M., and Zobelli, A., “Nanometric Resolved Luminescence in h-BN Flakes: Excitons and Stacking Order”, ACS Photonics, vol. 1. pp. 857-862, 2014.

C. Rödl and Schleife, A., “Photoemission spectra and effective masses of n- and p-type oxide semiconductors from first principles: ZnO, CdO, SnO2, MnO, and NiO”, physica status solidi (a), vol. 211. pp. 74–81, 2014.

F. Bruneval and Gatti, M., “Quasiparticle Self-Consistent GW Method for the Spectral Properties of Co mplex Materials”, Topics in Current Chemistry, vol. 347. Springer Berlin Heidelberg, pp. 99-135, 2014.

J. A. Berger, Romaniello, P., Tandetzky, F., Mendoza, B. S., Brouder, C., and Reining, L., “Solution to the many-body problem in one point”, New Journal of Physics, vol. 16. p. 113025, 2014.

L. Fernandez Seivane, Barron, H., Botti, S., Marques, M., Rubio, A., and López-Lozano, X., “Atomic and electronic properties of quasi-one-dimensional MoS2 nanowires”, Journal of Materials Research, vol. 28. 2013.

I. Valitova, Amato, M., Mahvash, F., Cantele, G., Maffucci, A., Santato, C., Martel, R., and Cicoira, F., “Carbon nanotube electrodes in organic transistors”, Nanoscale, vol. 5. The Royal Society of Chemistry, pp. 4638-4646, 2013.

M. Gatti and Guzzo, M., “Dynamical screening in correlated metals: Spectral properties of SrVO3 in the GW approximation and beyond”, Phys. Rev. B, vol. 87. American Physical Society, p. 155147, 2013.

M. Gatti and Sottile, F., “Exciton dispersion from first principles”, Phys. Rev. B, vol. 88. American Physical Society, p. 155113, 2013.

P. Cudazzo, Gatti, M., Rubio, A., and Sottile, F., “Frenkel versus charge-transfer exciton dispersion in molecular crystals”, Phys. Rev. B, vol. 88. American Physical Society, p. 195152, 2013.

P. Wachsmuth, Hambach, R., Kinyanjui, M. K., Guzzo, M., Benner, G., and Kaiser, U., “High-energy collective electronic excitations in free-standing single-layer graphene”, Phys. Rev. B, vol. 88. American Physical Society, p. 075433, 2013.

P. Cudazzo, Gatti, M., and Rubio, A., “Local-field effects on the plasmon dispersion of two-dimensional transition metal dichalcogenides”, New Journal of Physics, vol. 15. p. 125005, 2013.

F. Roth, Cudazzo, P., Mahns, B., Gatti, M., Bauer, J., Hampel, S., Nohr, M., Berger, H., Knupfer, M., and Rubio, A., “Loss spectroscopy of molecular solids: combining experiment and theory”, New Journal of Physics, vol. 15. p. 125024, 2013.

L. Sponza, Veniard, V., Sottile, F., Giorgetti, C., and Reining, L., “Role of localized electrons in electron-hole interaction: The case of SrTiO3”, Phys. Rev. B, vol. 87. American Physical Society, p. 235102, 2013.

G. Lani, Romaniello, P., and Reining, L., “Approximations for many-body Green's functions: insights from the fundamental equations”, New Journal of Physics, vol. 14. p. 013056, 2012.