Wurtzite and fluorite ferroelectric materials for electronic memory

KH Kim, I Karpov, RH Olsson III, D Jariwala - Nature Nanotechnology, 2023 - nature.com
Ferroelectric materials, the charge equivalent of magnets, have been the subject of
continued research interest since their discovery more than 100 years ago. The …

Lightwave electronics in condensed matter

M Borsch, M Meierhofer, R Huber, M Kira - Nature Reviews Materials, 2023 - nature.com
Key properties of quantum materials stem from dynamic interaction chains that connect
stable electronic quasiparticles through short-lived coherences, which are difficult to control …

Ultrathin Nitride Ferroic Memory with Large ON/OFF Ratios for Analog In‐Memory Computing

D Wang, P Wang, S Mondal, M Hu, Y Wu… - Advanced …, 2023 - Wiley Online Library
Computing in the analog regime using nonlinear ferroelectric resistive memory arrays can
potentially alleviate the energy constraints and complexity/footprint challenges imposed by …

Thickness scaling down to 5 nm of ferroelectric ScAlN on CMOS compatible molybdenum grown by molecular beam epitaxy

D Wang, P Wang, S Mondal, M Hu, D Wang… - Applied Physics …, 2023 - pubs.aip.org
We report on the thickness scaling behavior of ferroelectric Sc 0.3 Al 0.7 N (ScAlN) films
grown on Mo substrates by molecular beam epitaxy. Switchable ferroelectricity is confirmed …

An epitaxial ferroelectric ScAlN/GaN heterostructure memory

D Wang, P Wang, S Mondal, S Mohanty… - Advanced Electronic …, 2022 - Wiley Online Library
Electrically switchable bistable conductance that occurs in ferroelectric materials has
attracted growing interest due to its promising applications in data storage and in‐memory …

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 …

Ferroelectric YAlN grown by molecular beam epitaxy

D Wang, S Mondal, J Liu, M Hu, P Wang… - Applied Physics …, 2023 - pubs.aip.org
We report the demonstration of ferroelectric switching in yttrium (Y)-doped nitride
semiconductors. In this study, single-crystalline, wurtzite Y 0.07 Al 0.93 N films were …

Dawn of nitride ferroelectric semiconductors: from materials to devices

P Wang, D Wang, S Mondal, M Hu… - Semiconductor Science …, 2023 - iopscience.iop.org
III-nitride semiconductors are promising optoelectronic and electronic materials and have
been extensively investigated in the past decades. New functionalities, such as …

Fully epitaxial, monolithic ScAlN/AlGaN/GaN ferroelectric HEMT

D Wang, P Wang, M He, J Liu, S Mondal, M Hu… - Applied Physics …, 2023 - pubs.aip.org
In this Letter, we demonstrated fully epitaxial ScAlN/AlGaN/GaN based ferroelectric high
electron mobility transistors (HEMTs). Clean and atomically sharp heterostructure interfaces …

Fully epitaxial ferroelectric ScGaN grown on GaN by molecular beam epitaxy

D Wang, P Wang, B Wang, Z Mi - Applied Physics Letters, 2021 - pubs.aip.org
We report on the ferroelectric properties of single-phase wurtzite ScGaN grown on GaN by
plasma-assisted molecular beam epitaxy. Distinct ferroelectric switching behavior was …