9 papers
Grafted Low-Leakage Si/AlN p-n Diodes Enabled by Fluorinated AlN Interface
Yi Lu, Tsung-Han Tsai, Qingxiao Wang +19
Ultrawide-bandgap AlN is a promising material for next-generation power electronics; however, its practical implementation is hindered by unstable surface chemistry and the high ac…
Preliminary Demonstration of Diamond-GaN pn Diodes via Grafting
Jie Zhou, Yi Lu, Chenyu Wang +18
Ultrawide bandgap (UWBG) semiconductors exhibit exceptional electrical and thermal properties, offering strong potential for high power and high frequency electronics. However, eff…
Optoelectronically Active GaAs/GeSn-MQW/Ge Heterojunctions Created via Semiconductor Grafting
Jie Zhou, Haibo Wang, Yifu Guo +19
Traditionally, advancements in semiconductor devices have been driven by lattice-matched heterojunctions with tailored band alignments through heteroepitaxy techniques. However, th…
Wafer-scale Semiconductor Grafting: Enabling High-Performance, Lattice-Mismatched Heterojunctions
Jie Zhou, Qiming Zhang, Jiarui Gong +14
Semiconductor heterojunctions are foundational to many advanced electronic and optoelectronic devices. However, achieving high-quality, lattice-mismatched interfaces remains challe…
Si/AlN p-n heterojunction interfaced with ultrathin SiO2
Haris Naeem Abbasi, Jie Zhou, Ding Wang +9
Ultra-wide bandgap (UWBG) materials hold immense potential for high-power RF electronics and deep ultraviolet photonics. Among these, AlGaN emerges as a promising candidate, offeri…
Single-crystalline GaAs/Si Heterojunction Tunnel Diodes Interfaced by an Ultrathin Oxygen-enriched Layer
Jie Zhou, Yifan Wang, Ziqian Yao +13
We report the fabrication and characteristics of GaAs/Si p+/n+ heterojunction tunnel diodes. These diodes were fabricated via grafting the freestanding single-crystalline p-type de…