New-generation ferroelectric AlScN materials

Y Zhang, Q Zhu, B Tian, C Duan - Nano-Micro Letters, 2024 - Springer
Ferroelectrics have great potential in the field of nonvolatile memory due to programmable
polarization states by external electric field in nonvolatile manner. However, complementary …

Strain engineering in electrocatalysis: Strategies, characterization, and insights

Q Deng, P Xu, H Gomaa, MA Shenashen, SA El-Safty… - Nano Research, 2024 - Springer
Strain engineering, as a cutting-edge method for modulating the electronic structure of
catalysts, plays a crucial role in regulating the interaction between the catalytic surface and …

Nanoscale compositional segregation in epitaxial AlScN on Si (111)

X Zhang, EA Stach, WJ Meng, AC Meng - Nanoscale Horizons, 2023 - pubs.rsc.org
We report the growth of epitaxial wurtzite AlScN thin films on Si (111) substrates with a wide
range of Sc concentrations using ultra-high vacuum reactive sputtering. Sc alloying in AlN …

Self-rolled-up aluminum nitride-based 3D architectures enabled by record-high differential stress

A Khandelwal, Z Ren, S Namiki, Z Yang… - … Applied Materials & …, 2022 - ACS Publications
Aluminum nitride (AlN) continues to kindle considerable interest in various
microelectromechanical system (MEMS)-related fields because of its superior optical …

Ultrathin Pt and Mo films on Al1–xScxN: an interface investigation

Y Ding, X Hou, T Jin, Y Wang, X Lian, Y Liu… - Applied Surface …, 2023 - Elsevier
Aluminum scandium nitride (Al 1–x Sc x N) with attractive ferroelectric and piezoelectric
properties is a promising material for next-generation device applications. However, the …

Single crystal ferroelectric AlScN nanowires

X Zhang, W Xu, WJ Meng, AC Meng - CrystEngComm, 2024 - pubs.rsc.org
Despite the considerable potential and significant promise of aluminum scandium nitride
(AlScN) ferroelectric materials for neuromorphic computing applications, challenges related …

Oxide overlayer formation on sputtered ScAlN film exposed to air

M Li, H Lin, K Hu, Y Zhu - Applied Physics Letters, 2022 - pubs.aip.org
There has been much interest in developing scandium doped aluminum nitride (ScAlN) thin
films for use in electronic devices, due to their excellent piezoMEMS response, large …

Electrical breakdown strength enhancement in aluminum scandium nitride through a compositionally modulated periodic multilayer structure

JX Zheng, D Wang, P Musavigharavi… - Journal of Applied …, 2021 - pubs.aip.org
In this study, we report the effects of a multilayer architecture on the electrical breakdown
strengths and ferroelectric characteristics of 45 nm thick aluminum scandium nitride (AlScN) …

Growth of emergent simple pseudo-binary ferroelectrics and their potential in neuromorphic computing devices

AR Jayakrishnan, JS Kim, M Hellenbrand… - Materials …, 2024 - pubs.rsc.org
Ferroelectric memory devices such as ferroelectric memristors, ferroelectric tunnel junctions,
and field-effect transistors are considered among the most promising candidates for …

Solution-processed 2D van der Waals networks: Fabrication strategies, properties, and scalable device applications

D Rhee, D Jariwala, JH Cho, J Kang - Applied Physics Reviews, 2024 - pubs.aip.org
Solution-based processing of two-dimensional (2D) materials has garnered significant
interest as a facile and versatile route for the large-scalable production of 2D material films …