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166. P. Wiesner, U. Heim, Dynamics of exciton-polariton recombination in CdS. Phys. Rev. B 11,
3071–3077 (1975)
167. R. Hauschild, H. Lange, H. Priller, C. Klingshirn, R. Kling, A. Waag, H.J. Fan, M. Zacharias,
H. Kalt, Stimulated emission from ZnO nanorods. Phys. Status Solidi B 243, 853–857 (2006)
168. E.M. Purcell, Spontaneous emission probabilities at radio frequencies. Phys. Rev. 69, 681
(1946)
169. A. Rahimi-Iman, Optical Microcavities for Polariton Studies. Springer Series in Optical Sciences, vol. 229 (Springer International Publishing, Cham, 2020), pp. 119–137
170. R.A. Kaindl, M.A. Carnahan, D. Hägele, R. Lövenich, D.S. Chemla, Ultrafast terahertz probes
of transient conducting and insulating phases in an electron-hole gas. Nature 423, 734–738
(2003)
171. C. Poellmann, P. Steinleitner, U. Leierseder, P. Nagler, G. Plechinger, M. Porer, R. Bratschitsch, C. Schüller, T. Korn, R. Huber, Resonant internal quantum transitions and femtosecond radiative decay of excitons in monolayer WSe 2 . Nat. Mater. 14, 889–893 (2015)
172. J.M. Ménard, C. Poellmann, M. Porer, U. Leierseder, E. Galopin, A. Lemaître, A. Amo,
J. Bloch, R. Huber, Revealing the dark side of a bright exciton-polariton condensate. Nat.
Commun. 5, 4648 (2014)
173. M. Stein, C. Lammers, P. Springer, P.-H. Richter, S.W. Koch, M. Koch, M. Kira, Densitydependent exciton dynamics and L-valley anisotropy in germanium. Phys. Rev. B 95, 155207
(2017)
174. M. Stein, C. Lammers, P.-H. Richter, C. Fuchs, W. Stolz, M. Koch, O. Vänskä, M.J. Weseloh,
M. Kira, S.W. Koch, Dynamics of charge-transfer excitons in type-II semiconductor heterostructures. Phys. Rev. B 97, 125306 (2018)
175. C. Lammers, M. Stein, C. Berger, C. Möller, C. Fuchs, A. Ruiz Perez, A. Rahimi-Iman,
J. Hader, J.V. Moloney, W. Stolz, S.W. Koch, M. Koch, Gain spectroscopy of a type-II VECSEL
chip. Appl. Phys. Lett. 109, 232107 (2016)
176. M.J. Drexler, R. Woscholski, S. Lippert, W. Stolz, A. Rahimi-Iman, M. Koch, Disturbing the
coherent dynamics of an excitonic polarization with strong terahertz fields. Phys. Rev. B 90,
195304 (2014)
177. Y. Song, H. Dery, Transport theory of monolayer transition-metal dichalcogenides through
symmetry. Phys. Rev. Lett. 111, 026601 (2013)
178. H. Dery, Y. Song, Polarization analysis of excitons in monolayer and bilayer transition-metal
dichalcogenides. Phys. Rev. B 92, 125431 (2015)
179. C. Robert, T. Amand, F. Cadiz, D. Lagarde, E. Courtade, M. Manca, T. Taniguchi, K. Watanabe, B. Urbaszek, X. Marie, Fine structure and lifetime of dark excitons in transition metal
dichalcogenide monolayers. Phys. Rev. B 96, 755423 (2017)
180. L.M. Schneider, S.S. Esdaille, D.A. Rhodes, K. Barmak, J.C. Hone, A. Rahimi-Iman, Optical
dispersion of valley-hybridised coherent excitons with momentum-dependent valley polarisation in monolayer semiconductor. 2D Mater. 8, 015009 (2020)
181. E. Hanamura, Rapid radiative decay and enhanced optical nonlinearity of excitons in a quantum well. Phys. Rev. B 38, 1228–1234 (1988)
182. L.C. Andreani, F. Bassani, Exchange interaction and polariton effects in quantum-well excitons. Phys. Rev. B 41, 7536–7544 (1990)
183. H. Yu, G.-B. Liu, P. Gong, X. Xu, W. Yao, Dirac cones and Dirac saddle points of bright
excitons in monolayer transition metal dichalcogenides. Nat. Commun. 5, 3876 (2014)
184. F. Wu, F. Qu, A.H. MacDonald, Exciton band structure of monolayer MoS 2 . Phys. Rev. B 91,
075310 (2015)
185. D.Y. Qiu, T. Cao, S.G. Louie, Nonanalyticity, valley quantum phases, and lightlike exciton
dispersion in monolayer transition metal dichalcogenides: theory and first-principles calculations. Phys. Rev. Lett. 115, 176801 (2015)
186. M.M. Glazov, T. Amand, X. Marie, D. Lagarde, L. Bouet, B. Urbaszek, Exciton fine structure
and spin decoherence in monolayers of transition metal dichalcogenides. Phys. Rev. B 89,
201302 (2014)