Universität zu Köln

2020

Takegami, D., Kasinathan, D., Wolff, K. K., Altendorf, S. G., Chang, C. F., Hoefer, K., Melendez-Sans, A., Utsumi, Y., Meneghin, F., Ha, T. D., Yen, C. H., Chen, K., Kuo, C. Y., Liao, Y. F., Tsuei, K. D., Morrow, R., Wurmehl, S., Buechner, B., Prasad, B. E., Jansen, M., Komarek, A. C., Hansmann, P. and Tjeng, L. H. (2020). Charge-transfer energy in iridates: A hard x-ray photoelectron spectroscopy study. Phys. Rev. B, 102 (4). COLLEGE PK: AMER PHYSICAL SOC. ISSN 2469-9969

2019

Agrestini, S., Chen, K., Kuo, C-Y, Zhao, L., Lin, H-J, Chen, C-T, Rogalev, A., Ohresser, P., Chan, T-S, Weng, S-C, Auffermann, G., Voelzke, A., Komarek, A. C., Yamaura, K., Haverkort, M. W., Hu, Z. and Tjeng, L. H. (2019). Nature of the magnetism of iridium in the double perovskite Sr2CoIrO6. Phys. Rev. B, 100 (1). COLLEGE PK: AMER PHYSICAL SOC. ISSN 2469-9969

Das, S., Rata, A. D., Maznichenko, I., V, Agrestini, I. S., Pippel, E., Gauquelin, N., Verbeeck, J., Chen, K., Valvidares, S. M., Vasili, H. Babu, Herrero-Martin, J., Pellegrin, E., Nenkov, K., Herklotz, A., Ernst, A., Mertig, I, Hu, Z. and Doerr, K. (2019). Low-field switching of noncollinear spin texture at La0.7Sr0.3MnO3-SrRuO(3 )interfaces. Phys. Rev. B, 99 (2). COLLEGE PK: AMER PHYSICAL SOC. ISSN 2469-9969

2018

Agrestini, S., Kuo, C-Y, Chen, K., Utsumi, Y., Mikhailova, D., Rogalev, A., Wilhelm, F., Foerster, T., Matsumoto, A., Takayama, T., Takagi, H., Haverkort, M. W., Hu, Z. and Tjeng, L. H. (2018). Probing the J(eff)=0 ground state and the Van Vleck paramagnetism of the Ir5+ ions in layered Sr2Co0.5Ir0.5O4. Phys. Rev. B, 97 (21). COLLEGE PK: AMER PHYSICAL SOC. ISSN 2469-9969

Chen, K., Strigari, F., Sundermann, M., Hu, Z., Fisk, Z., Bauer, E. D., Rosa, P. F. S., Sarrao, J. L., Thompson, J. D., Herrero-Martin, J., Pellegrin, E., Betto, D., Kummer, K., Tanaka, A., Wirth, S. and Severing, A. (2018). Evolution of ground-state wave function in CeCoIn5 upon Cd or Sn doping. Phys. Rev. B, 97 (4). COLLEGE PK: AMER PHYSICAL SOC. ISSN 2469-9969

Gannon, W. J., Chen, K., Sundermann, M., Strigari, F., Utsumi, Y., Tsuei, K. -D., Rueff, J. -P., Bencok, P., Tanaka, A., Severing, A. and Aronson, M. C. (2018). Intermediate valence in single crystalline Yb2Si2Al. Phys. Rev. B, 98 (7). COLLEGE PK: AMER PHYSICAL SOC. ISSN 2469-9969

Sundermann, M., Yavas, H., Chen, K., Kim, D. J., Fisk, Z., Kasinathan, D., Haverkort, M. W., Thalmeier, P., Severing, A. and Tjeng, L. H. (2018). 4f Crystal Field Ground State of the Strongly Correlated Topological Insulator Sm B-6. Phys. Rev. Lett., 120 (1). COLLEGE PK: AMER PHYSICAL SOC. ISSN 1079-7114

2017

Sundermann, M., Chen, K., Yavas, H., Lee, Hanoh, Fisk, Z., Haverkort, M. W., Tjeng, L. H. and Severing, A. (2017). The quartet ground state in CeB6: An inelastic x-ray scattering study. EPL, 117 (1). BRISTOL: IOP PUBLISHING LTD. ISSN 1286-4854

2016

Beeck, T., Baev, I., Chen, K., Palutke, S., Wurth, W. and Martins, M. (2016). Quantum size effects of small, size-selected and deposited CoRh clusters on Ni. New J. Phys., 18. BRISTOL: IOP PUBLISHING LTD. ISSN 1367-2630

Chen, K., Strigari, F., Sundermann, M., Agrestini, S., Ghimire, N. J., Lin, S. -Z., Batista, C. D., Bauer, E. D., Thompson, J. D., Otero, E., Tanaka, A. and Severing, A. (2016). Exchange field effect in the crystal-field ground state of CeMAl4Si2. Phys. Rev. B, 94 (11). COLLEGE PK: AMER PHYSICAL SOC. ISSN 2469-9969