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20102026
most citedOn the exceptional temperature stability of ferroelectric AlScN thin films

122 citations

Showing cond-mat.mtrl-sciShow all

5 papers · 1 filter

cond-mat.mtrl-sci2025★ 2 cited

Chemical Vapor Deposition of Nitrides by Carbon-free Brominated Precursors

Stefano Leone, Teresa Duarte, Hanspeter Menner +6

The epitaxial growth of group 13-nitride semiconductors (GaN, AlN, and AlGaN alloys) for the mass production and fabrication of high-frequency and high-power devices relies on meta…

cond-mat.mtrl-sci2021★ 122 cited

On the exceptional temperature stability of ferroelectric AlScN thin films

MD Redwanul Islam, Niklas Wolff, Mohammed Yassine +7

Through its dependence on low symmetry crystal phases, ferroelectricity is inherently a property tied to the lower temperature ranges of the phase diagram for a given material. Thi…

cond-mat.mtrl-sci2021★ 3 cited

Quality assessment of in situ plasma etched diamond surfaces for CVD overgrowth

J. Langer, V. Cimalla, M. Prescher +4

In situ plasma etching is a common method to prepare diamond substrates for epitaxial overgrowth to effectuate higher quality. However, there is no practical, direct, qualitative m…

cond-mat.mtrl-sci2020★ 100 cited

First-principles calculation of electroacoustic properties of wurtzite (Al,Sc)N

Daniel F. Urban, Oliver Ambacher, Christian Elsässer

We study the electroacoustic properties of aluminum scandium nitride crystals AlScN with the metastable wurtzite structure by means of first-principles calculations bas…

cond-mat.mtrl-sci2017★ 20 cited

Adsorption and desorption of hydrogen at nonpolar GaN(1-100) surfaces: Kinetics and impact on surface vibrational and electronic properties

L. Lymperakis, J. Neugebauer, M. Himmerlich +4

The adsorption of hydrogen at nonpolar GaN(1-100) surfaces and its impact on the electronic and vibrational properties is investigated using surface electron spectroscopy in combin…