@article{guilloy:cea-01849851, TITLE = {{Germanium under High Tensile Stress: Nonlinear Dependence of Direct Band Gap vs Strain}}, AUTHOR = {Guilloy, Kevin and Pauc, Nicolas and Gassenq, Alban and Niquet, Yann-Michel and Escalante, Jose-Maria and Duchemin, Ivan and Tardif, Samuel and Dias, Guilherme Osvaldo and Rouchon, Denis and Widiez, Julie and Hartmann, Jean-Michel and Geiger, Richard and Zabel, Thomas and Sigg, Hans and Faist, Jerome and Chelnokov, Alexei and Reboud, Vincent and Calvo, Vincent}, URL = {https://cea.hal.science/cea-01849851}, JOURNAL = {{ACS photonics}}, PUBLISHER = {{ American Chemical Society}}, VOLUME = {3}, NUMBER = {10}, PAGES = {1907-1911}, YEAR = {2016}, DOI = {10.1021/acsphotonics.6b00429}, KEYWORDS = {germanium ; tensile strain ; electromodulation ; band gap ; tight-binding ; Deformation Potentials ; Electrooptical Properties ; Hydrostatic-Pressure ; Absorption-Edge ; Uniaxial-Stress ; Electroreflectance}, HAL_ID = {cea-01849851}, HAL_VERSION = {v1}, }