Theoretical insights into the amplified optical gain of hexagonal germanium by strain engineering

• Main Authors: Mayengbam, Rishikanta, Tan, Chuan Seng, Fan, Weijun
• Other Authors: School of Electrical and Electronic Engineering
• Format: Article
• Language: English
• Published: 2023
• Subjects: Engineering::Electrical and electronic engineering::Optics, optoelectronics, photonics; Engineering::Electrical and electronic engineering::Semiconductors; Engineering::Materials::Photonics and optoelectronics materials; First Principles; Germanium; Strain Engineering; Bandstructure; Optical Gain
• Online Access: https://hdl.handle.net/10356/166251
• Institution: Nanyang Technological University

Strain engineering is a versatile technique used to tune the electronic and optical attributes of a semiconductor. A proper degree of strain can induce the optimum amount of gain necessary for light-emitting applications. Particularly, photonic integrated chips require an efficient light-emitting ma...