3 papers
cond-mat.mtrl-sci2026
Unraveling the symmetry of Al5C3N
Vitalii Shtender, Chin Shen Ong, Pedro Berastegui +6
The high-temperature ceramic compound Al5C3N with promising application usage belongs to the scarcely studied Al-C-N system. It was originally reported as an ordered compound in th…
cond-mat.mtrl-sci2026
Questioning van der Waals Epitaxy of Non-Layered Materials on Mica: The Case of ScN
Susmita Chowdhury, Faezeh Alijan Farzad Lahiji, Mikael Ottoson +6
Growing stress-free epitaxial films by van der Waals epitaxy (vdWE) is of interest for realizing flexible optoelectronics and energy devices from freestanding epilayers. However, v…
cond-mat.mtrl-sci2025
Symmetry-driven phonon confinement in 2D halide perovskites
Mustafa Mahmoud Aboulsaad, Olivier Donzel-Gargand, Rafael B. Araujo +1
Quantum confinement not only reshapes electronic states but also reorganizes the vibrational landscape of low-dimensional semiconductors. In halide perovskites, however, the role o…