F. Barkhausen, M. Pukrop, S. Schumacher, and X. Ma, “Structuring coflowing and counterflowing currents of polariton condensates in concentric ring-shaped and elliptical potentials,”10.1103/physrevb.103.075305__Physical Review B, vol. 103, no. 7, Art. no. 075305, 2021, doi:10.1103/physrevb.103.075305 .

M. Franz et al., “Controlled growth of ordered monolayers of N-heterocyclic carbenes on silicon,”10.1038/s41557-021-00721-2__Nature Chemistry, pp. 828–835, 2021, doi:10.1038/s41557-021-00721-2 .

A. L. Kozub, A. Schindlmayr, U. Gerstmann, and W. G. Schmidt, “Polaronic enhancement of second-harmonic generation in lithium niobate,”10.1103/PhysRevB.104.174110__Physical Review B, vol. 104, p. 174110, 2021, doi:10.1103/PhysRevB.104.174110 .

H. Rose, J. Paul, J. K. Wahlstrand, A. D. Bristow, and T. Meier, “Theoretical analysis and simulations of two-dimensional Fourier transform spectroscopy performed on exciton-polaritons of a quantum-well microcavity system,”10.1117/12.2576696__in Ultrafast Phenomena and Nanophotonics XXV, 2021, vol. 11684, doi:10.1117/12.2576696 .

L. Krauss-Kodytek, W.-R. Hannes, T. Meier, C. Ruppert, and M. Betz, “Nondegenerate two-photon absorption in ZnSe: Experiment and theory,”10.1103/physrevb.104.085201__Physical Review B, vol. 104, no. 8, Art. no. 085201, 2021, doi:10.1103/physrevb.104.085201 .

M. Riabinin, P. Sharapova, T. Bartley, and T. Meier, “Generating two-mode squeezing with multimode measurement-induced nonlinearity,”10.1088/2399-6528/abeec2__Journal of Physics Communications, vol. 5, no. 4, 2021, doi:10.1088/2399-6528/abeec2 .

L. Krauss-Kodytek, W.-R. Hannes, T. Meier, C. Ruppert, and M. Betz, “Nondegenerate two-photon absorption in ZnSe: Experiment and theory,”10.1103/physrevb.104.085201__Physical Review B, vol. 104, no. 8, Art. no. 085201, 2021, doi:10.1103/physrevb.104.085201 .

E. Moritzer and F. Flachmann, “Process-reliable Injection Molding of Highly Filled Wood-Plastic-Composites (WPC),” presented at the 36th International Conference of the Polymer Processing Society , Montreal, 2021.

J. Teichert, “Mediating close friendship intimacy in times of (social) distance,”https://doi.org/10.31165/nk.2021.141.648__Networking Knowledge, vol. 14, no. 1, pp. 51–66, 2021, doi:https://doi.org/10.31165/nk.2021.141.648 .

M. Grabo, E. Acar, and E. Kenig, “Modeling and improvement of a packed bed latent heat storage filled with non-spherical encapsulated PCM-Elements,”10.1016/j.renene.2021.04.022__Renewable Energy, vol. 173, pp. 1087–1097, 2021, doi:10.1016/j.renene.2021.04.022 .

T. Rostek, H. Makeieva, and W. Homberg, “Cutting Blades for Food Processing Applications Manufactured Using Innovative Spin Forming,”10.1007/978-3-030-75381-8_178__in Proceedings of the 13th International Conference on the Technology of Plasticity, Columbus, 2021, pp. 2115–2125, doi:10.1007/978-3-030-75381-8_178 .

M. Böhnke, F. Kappe, M. Bobbert, and G. Meschut, “Influence of various procedures for the determination of flow curves on the predictive accuracy of numerical simulations for mechanical joining processes,”10.1515/mt-2020-0082__Materials Testing, vol. 63, no. 6, pp. 493–500, 2021, doi:10.1515/mt-2020-0082 .

F. Kappe, M. Bobbert, and G. Meschut, “New Approach for Versatile Self Piercing Riveting: Joining System and Auxiliary Part,”10.4028/www.scientific.net/kem.883.3__Key Engineering Materials, vol. 883, pp. 3–10, 2021, doi:10.4028/www.scientific.net/kem.883.3 .

S. Wituschek, F. Kappe, and M. Lechner, “Investigation of the influence of varying tumbling strategies on a tumbling self-piercing riveting process,”10.1007/s11740-021-01099-3__Production Engineering, 2021, doi:10.1007/s11740-021-01099-3 .

F. Dahms and W. Homberg, “Investigations and Improvements in 3D-DIC Optical Residual Stress Analysis—A New Temperature Compensation Method,” in Forming the Future, Springer, Cham, 2021, pp. 2249–2259.

A. Paul et al., “Determining the heat flow through the cabinet walls of household refrigerating appliances,”10.1016/j.ijrefrig.2020.10.007__International Journal of Refrigeration, pp. 235–242, 2021, doi:10.1016/j.ijrefrig.2020.10.007 .

C. Hueppe et al., “Investigating the real life energy consumption of refrigeration appliances in Germany: Are present policies sufficient?,”10.1016/j.enpol.2021.112275__Energy Policy, Art. no. 112275, 2021, doi:10.1016/j.enpol.2021.112275 .

Y. K. Jende, “Crossraods of Collective Memory. Canadian Memoir at the Junction of lieux and noeuds de mémoire.,” presented at the The Place of Memory and the Memory of Place, International Conference, London, 2021.

Y. K. Jende, “Truth Be Told, ... or Not? Reality and Perspective in New Sincerity Memoir.,” presented at the Bridges and Barriers: Perspectives of Progress and Preservation, Interdisciplinary and International Conference, 2021.

K. Malena, C. Link, S. Mertin, S. Gausemeier, and A. Trächtler, “Online State Estimation for Microscopic Traffic Simulations using Multiple Data Sources*,” in VEHITS 2021 Proceedings of the 7th International Conference on Vehicle Technology and Intelligent Transport Systems, Online Streaming, 2021, vol. 7, pp. 386–395.