22 citations · 25 across the 7 of their papers we have counts for
7 papers
Compositional gradient engineering for enhanced ferroelectricity in ultrathin AlScN
Zekun Hu, Haiwen Zhang, Rajeev Kumar Rai +12
Ferroelectric AlScN is promising for CMOS-compatible non-volatile memory, but thickness scaling is limited by leakage, premature breakdown, and defect-mediated failure. Here we sho…
Controlled non-volatile modulation of optical dispersion in monolayer tungsten disulfide via ferroelectric polarization patterning
Yuhong Cao, Zekun Hu, Jason Lynch +7
The manipulation of optical properties, including reflection, refraction, polarization, phase, and frequency, has long been central to advancing photonic and optoelectronic technol…
Demonstration of highly scaled AlScN ferroelectric diode memory with storage density > 100 Mbit/mm
Zekun Hu, Hyunmin Cho, Rajeev Kumar Rai +13
Wurtzite nitride ferroelectric materials have emerged as promising candidates for next-generation memory applications due to their exceptional polarization properties and compatibi…
Observation of giant remnant polarization in ultrathin AlScN at cryogenic temperatures
Seunguk Song, Dhiren K. Pradhan, Zekun Hu +7
The discovery of wurtzite ferroelectrics opens new frontiers in polar materials, yet their behavior at cryogenic temperatures remains unexplored. Here, we reveal unprecedented ferr…
Al0.68Sc0.32N/SiC based metal-ferroelectric-semiconductor capacitors operating up to 1000 °C
Yunfei He, David C. Moore, Yubo Wang +9
Ferroelectric (Fe) materials-based devices show great promise for non-volatile memory applications, yet few demonstrate reliable operation at elevated temperatures. In this work, w…
Broadband Light Harvesting from Scalable Two-Dimensional Semiconductor Heterostructures
Da Lin, Jason Lynch, Sudong Wang +9
Broadband absorption in the visible spectrum is essential in optoelectronic applications that involve power conversion such as photovoltaics and photocatalysis. Most ultrathin broa…
Tandem Photovoltaics from 2D Transition Metal Dichalcogenides on Silicon
Zekun Hu, Sudong Wang, Jason Lynch +1
The demand for high-efficiency photovoltaic systems necessitates innovations that transcend the efficiency limitations of single-junction solar cells. This study investigates a tan…