T. R. Harris-Lee, B. Thornley, J. Zhang, M. J. Kappers, and R. A. Oliver, "Porous GaN: Anion-Specific Electrochemical Etching Mechanisms and Morphological Control", ACS Applied Materials & Interfaces, Article ASAP (2025), DOI: 10.1021/acsami.5c18520
A. V. Oli, K. Kaur, M. Melchiorre, A. Jean-Claude M. Prot, S. Gharabeiki, Y. Hu, G. Kusch, A. Hultqvist, T. Törndahl, W. Hempel, W. Witte, R. A. Oliver, and S. Siebentritt, "Sodium induced beneficial effects in wide bandgap Cu (In, Ga) S2 solar cell with 15.7% efficiency", arXiv preprint, arXiv: 2506.13427 (2025); arXiv: 2506.13427
A. Griesi, Y. P. Ivanov, S. M. Fairclough, A. V. Oli, G.Kusch, R. A. Oliver, P. De Padova, C. Ottaviani, U. Wijesinghe, S. Siebentritt, A. Di Carlo, O. S. Hutter, G. Longo, and G. Divitini, "Understanding Local Crystallography in Solar Cell Absorbers with Scanning Electron Diffraction", Small Methods xx, xxx (2025); DOI: 10.1002/smtd.202501334
S. Zhou, M. Frentrup, P. Tian, and H. Li, "Special issue on group III-nitrides for next-generation optoelectronic devices", Semiconductor Science and Technology 40, 090201 (2025); DOI: 10.1088/1361-6641/adfe0f
S. Rezaie, G. Kusch, L. Samuelson, J. B. Wagner, and S. Yazdi, "Point Defect Induced Potential Wells across the m-Plane of Core/Shell GaN Nanowires", physica status solidi (RRL)–Rapid Research Letters 19, 2500145 (2025); DOI: 10.1002/pssr.202500145
S. Gharabeiki, F. Lodola, T. Schaaf, T. Wang, M. Melchiorre, N. Valle, J. Niclout, M. Ali, Y. Hu, G. Kusch, R. A. Oliver, and S. Siebentritt, "Effect of a band gap gradient on the radiative losses in the open-circuit voltage of solar cells",PRX Energy 4, 033006 (2025); DOI: 10.1103/r25l-ftmp
X. Xu, M. Frentrup, G. Kusch, R. Shu, C. Hofer, P. A.J. Bagot, M. P. Moody, M. J. Kappers, D. J. Wallis, and R. A. Oliver, ”Point defect luminescence associated with stacking faults in magnesium doped zincblende GaN”, Journal of Applied Physics 137, 235301 (2025); DOI: 10.1063/5.0274599
J. A. Cuenca, A. Al-Moathin, M. J. Kappers, S. Mandal, M. Kuball, R. A. Oliver, C. Li, and O. A. Williams, ”Microwave plasma modelling for thick diamond deposition on III-nitrides”, Carbon 241, 120349 (2025); DOI: 10.1016/j.carbon.2025.120349
R. Shu, R. A. Oliver, M. Frentrup, M. J. Kappers, H. Xiu, G. Kusch, D.J. Wallis, C. Hofer, P. A. J. Bagot, and M. P. Moody, ”Beyond Transmission Electron Microscopy Imaging: Atom Probe Tomography Reveals Chemical Inhomogeneity at Stacking Fault Interfaces in InGaN/GaN Light-Emitting Diodes”, Materialia 40, 102417 (2025); DOI: 10.1016/j.mtla.2025.102417
Y. Chen, R. Wang, G. Kusch, B. Xu, C. Hao, C. Xue, L. Cheng, L. Zhu, J. Wang, H. Li, R. A. Oliver, N. Wang, W. Huang, and J. Wang, ”All-site alloyed perovskite for efficient and bright blue light-emitting diodes”, Nature Communications 16, 3254 (2025); DOI: 10.1038/s41467-025-58470-6
J. Chen, M. Xiao, Z. Chen, S. Khan, S. Ghosh, N. Macadam, Z. Chen, B. Zhou, G. Yun, K. Wilk, G. Psaltakis, F. Tian, S. Fairclough, Y. Xu, R. Oliver, and T. Hasan, "Inkjet‐printed reconfigurable and recyclable memristors on paper", InfoMat, e70000 (2025); DOI: 10.1002/inf2.70000
Y. Hu, G. Kusch, D. Adeleye, S. Siebentritt, and R. A. Oliver, "TUNA-EBSD-CL Correlative Multi-microscopy Study on the Example of Cu (In, Ga) S2 Solar Cell Absorber", Journal of Microscopy 298, 106-117 (2025); DOI: 10.1111/jmi.13393
F. Adams, S. Ghosh, Z. Liang, C. Chen, N. Suphannarat, M. J Kappers, D. J. Wallis, and R.A. Oliver, "Behaviour of Ti/Al/Ti/Au contacts to AlGaN/GaN heterostructures at low temperature", J. Phys. D: Appl. Phys. 58, 135117 (2025); DOI: 10.1088/1361-6463/adafb5
S. Ghosh, M. Frentrup, A. M. Hinz, J. W. Pomeroy, D. Field, D. J. Wallis, M. Kuball, and R. A. Oliver, "Buffer-less Gallium Nitride High Electron Mobility Heterostructures on Silicon", Advanced Materials 37, 2413127 (2025); DOI: 10.1002/adma.202413127
D. Adeleye, M. Sood, A. V. Oli, T. Törndahl, A. Hultqvist, A. Vanderhaegen, E. M. Lanzoni, Y. Hu, G. Kusch, M. Melchiorre, A. Redinger, R. A. Oliver, and S. Siebentritt, "Wide‐Bandgap Cu(In, Ga)S2 Solar Cell: Mitigation of Composition Segregation in High Ga Films for Better Efficiency", Small 21, 2405221 (2025); DOI: 10.1002/smll.202405221
J. Wang, S. Hu, Z. Chen, Z. Yuan, P. Zhao, A. Dasgupta, F. Yang, J. Yao, M. Anh Truong, G. Kusch, E. Y.H. Hung, N. R.M. Schipper, L. Bellini, G. J.W. Aalbers, Z. Liu, R. A. Oliver, A. Wakamiya, R. A.J. Janssen, and H. J. Snaith, "Exposing binding-favourable facets of perovskites for tandem solar cells", Energy & Environmental Science 18 (15), 7680-7694 (2025); DOI: 10.1039/D5EE02462E
O.M. Rigby, C. Hill, G. Kusch, M. Guennou, M. Szablewski, R. A. Oliver, L. Wirtz, P. Dale, and B. G. Mendis, "Correlative spectroscopy mapping of the prospective photovoltaic material bournonite using Raman and cathodoluminescence", J. Mater. Chem. C 13, 10262-10270 (2025); DOI: 10.1039/D5TC00630A
