Media type: E-Article Title: Enhancing the stability of a continuous-wave terahertz system by photocurrent normalization Contributor: Roggenbuck, Axel; Langenbach, Malte; Thirunavukkuarasu, Komalavalli; Schmitz, Holger; Deninger, Anselm; Cámara Mayorga, Iván; Güsten, Rolf; Hemberger, Joachim; Grüninger, Markus imprint: The Optical Society, 2013 Published in: Journal of the Optical Society of America B Language: English DOI: 10.1364/josab.30.001397 ISSN: 0740-3224; 1520-8540 Keywords: Atomic and Molecular Physics, and Optics ; Statistical and Nonlinear Physics Origination: Footnote: