Astrophysical detection of the helium hydride ion HeH von Güsten, Rolf, Wiesemeyer, Helmut, Neufeld, David, Menten, Karl M., Graf, Urs U., Jacobs, Karl, Klein, Bernd, Ricken, Oliver, Risacher, Christophe, Stutzki, Jürgen

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Direct detection of atomic oxygen on the dayside and nightside of Venus von Hübers, Heinz-Wilhelm, Richter, Heiko, Graf, Urs U., Güsten, Rolf, Klein, Bernd, Stutzki, Jürgen, Wiesemeyer, Helmut

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SOFIA upGREAT/FIFI-LS Emission-line Observations of Betelgeuse during the Great Dimming of 2019/2020 von Harper, Graham M., Chambers, Edward, Vacca, William D., Wiesemeyer, Helmut, Fadda, Dario, DeWitt, Curtis, Wasatonic, Richard, Richards, Anita M. S., Ryde, Nils, Fischer, Christian, Richter, Matthew J., Guinan, Edward F., Minchin, Robert, Graf, Urs U., Colditz, Sebastian

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High performance 4.7 THz GaAs quantum cascade lasers based on four quantum wells von Ohtani, Keita, Tur inková, Dana, Bonzon, Christopher, Benea-Chelmus, Ileana-Cristina, Beck, Mattias, Faist, Jérôme, Justen, Matthias, Graf, Urs U, Mertens, Marc, Stutzki, Jürgen

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Enhanced diffraction efficiency of two-dimensional phase gratings von Graf, Urs U

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A Compact Beam Measurement Setup von Graf, Urs U.

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Frequency Stabilization of a 4.7 THz Quantum Cascade Laser Using a Delay Line Frequency Discriminator von Mahdizadeh, Sajjad, Graf, Urs U., Justen, Matthias, Faist, Jerome, Beck, Mattias, Olariu, Tudor, Stutzki, Jurgen

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Terahertz Heterodyne Array Receivers for Astronomy von Graf, Urs U., Honingh, Cornelia E., Jacobs, Karl, Stutzki, Jürgen

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First Supra-THz Heterodyne Array Receivers for Astronomy With the SOFIA Observatory von Risacher, Christophe, Gusten, Rolf, Stutzki, Jurgen, Hubers, Heinz-Wilhelm, Buchel, Denis, Graf, Urs U., Heyminck, Stefan, Honingh, Cornelia E., Jacobs, Karl, Klein, Bernd, Klein, Thomas, Leinz, Christian, Putz, Patrick, Reyes, Nicolas, Ricken, Oliver, Wunsch, Hans-Joachim, Fusco, Paul, Rosner, Stefan

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4GREAT-A Four-Color Receiver for High-Resolution Airborne Terahertz Spectroscopy von Duran, Carlos A., Gusten, Rolf, Risacher, Christophe, Gorlitz, Andrej, Klein, Bernd, Reyes, Nicolas, Ricken, Oliver, Wunsch, Hans-Joachim, Graf, Urs U., Jacobs, Karl, Honingh, Cornelia E., Stutzki, Jurgen, de Lange, Gert, Delorme, Yan, Krieg, Jean-Michel, Lis, Dariusz C.

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Waveguide Embedding of a Double-Metal 1.9-THz Quantum Cascade Laser: Design, Manufacturing, and Results von Justen, Matthias, Otani, Keita, Turcinkova, Dana, Castellano, Fabrizio, Beck, Mattias, Graf, Urs U., Buchel, Denis, Schultz, Michael, Faist, Jerome

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100 GHz Room-Temperature Laboratory Emission Spectrometer von Wehres, Nadine, Heyne, Bettina, Lewen, Frank, Hermanns, Marius, Schmidt, Bernhard, Endres, Christian, Graf, Urs U., Higgins, Daniel R., Schlemmer, Stephan

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Probing star formation and feedback using CCOSMA and archival data in the CFG028.68-0.28 quasi-sinusoidal filament von Xu, Jin-Long, Stutzki, Jürgen, Wu, Yuefang, Guan, Xin, Wang, Jun-Jie, Miller, M., Chen, Yang, Qin, Sheng-Li, Wang, Jun-Zhi, Ning, Chang-Chun, Danzengluobu, Chen, Tian-Lu, Yu, Nai-Ping, Zhang, Chuan-Peng, Liu, Xiao-Lan, Li, Jian-Bin, Jacobs, Karl, Graf, Urs U., Xu, Gang, Li, Nan, Zhang, Guo-Yin, Wu, Qi

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Astrophysical detection of the helium hydride ion HeH.sup. von Güsten, Rolf, Wiesemeyer, Helmut, Neufeld, David, Menten, Karl M, Graf, Urs U, Jacobs, Karl, Klein, Bernd

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First detection of the atomic O 18 isotope in the mesosphere and lower thermosphere of Earth von Wiesemeyer, Helmut, Güsten, Rolf, Aladro, Rebeca, Klein, Bernd, Hübers, Heinz-Wilhelm, Richter, Heiko, Graf, Urs U., Justen, Matthias, Okada, Yoko, Stutzki, Jürgen

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First detection of the atomic ^{18}O isotope in the mesosphere and lower thermosphere of Earth von Helmut Wiesemeyer, Rolf Güsten, Rebeca Aladro, Bernd Klein, Heinz-Wilhelm Hübers, Heiko Richter, Urs U. Graf, Matthias Justen, Yoko Okada, Jürgen Stutzki

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4.7-THz Superconducting Hot Electron Bolometer Waveguide Mixer von Buchel, Denis, Putz, Patrick, Jacobs, Karl, Schultz, Michael, Graf, Urs U., Risacher, Christophe, Richter, Heiko, Ricken, Oliver, Hubers, Heinz-Wilhelm, Gusten, Rolf, Honingh, Cornelia E., Stutzki, Jurgen

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Single-sideband calibration for CO, (13)CO, HCN, and CS lines near 345 GHz von Wang, Yamgsheng, Jaffe, Daniel T., Graf, Urs U., Evans, Neal J., II

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GREAT [C ii] and CO observations of the BD+40°4124 region von Sandell, G., Wiesemeyer, H., Requena-Torres, M. A., Heyminck, S., Güsten, R., Stutzki, J., Simon, R., Graf, U. U.

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Fourier gratings as submillimeter beam splitters von Graf, U.U., Heyminck, S.

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