activity
20182023
most citedExtreme Broadband Transparent Optical Phase Change Materials for High-Performance Nonvolatile Photonics

730 citations · 1.7k across the 6 of their papers we have counts for

collaborators

6 papers

physics.optics2023★ 2 cited

An Open-Source Multi-functional Testing Platform for Optical Phase Change Materials

Cosmin-Constantin Popescu, Khoi Phuong Dao, Luigi Ranno +18

Owing to their unique tunable optical properties, chalcogenide phase change materials are increasingly being investigated for optics and photonics applications. However, in situ ch…

physics.optics2021★ 15 cited

Ultra-compact nonvolatile phase shifter based on electrically reprogrammable transparent phase change materials

Carlos Ríos, Qingyang Du, Yifei Zhang +9

Energy-efficient programmable photonic integrated circuits (PICs) are the cornerstone of on-chip classical and quantum optical technologies. Optical phase shifters constitute the f…

physics.app-ph2020★ 562 cited

Electrically Reconfigurable Nonvolatile Metasurface Using Low-Loss Optical Phase Change Material

Yifei Zhang, Clayton Fowler, Junhao Liang +14

Active metasurfaces promise reconfigurable optics with drastically improved compactness, ruggedness, manufacturability, and functionality compared to their traditional bulk counter…

physics.app-ph2020★ 10 cited

Multi-level Electro-thermal Switching of Optical Phase-Change Materials Using Graphene

Carlos Ríos, Yifei Zhang, Mikhail Shalaginov +13

Reconfigurable photonic systems featuring minimal power consumption are crucial for integrated optical devices in real-world technology. Current active devices available in foundri…

physics.optics2019★ 417 cited

Reconfigurable all-dielectric metalens with diffraction limited performance

Mikhail Y. Shalaginov, Sensong An, Yifei Zhang +15

Active metasurfaces, whose optical properties can be modulated post-fabrication, have emerged as an intensively explored field in recent years. The efforts to date, however, still…

physics.app-ph2018★ 730 cited

Extreme Broadband Transparent Optical Phase Change Materials for High-Performance Nonvolatile Photonics

Yifei Zhang, Jeffrey B. Chou, Junying Li +18

Optical phase change materials (O-PCMs), a unique group of materials featuring drastic optical property contrast upon solid-state phase transition, have found widespread adoption i…