Optics and Photonics

机械可重构片上纳米激光器

Mechanically Reconfigurable On-Chip Nanolaser

A semiconductor nanowire laser platform where mechanical strain modulates the electronic bandgap and photonic cavity properties, enabling dynamic control of lasing wavelength and threshold. / 一种半导体纳米线激光器平台，通过机械应变调制电子带隙和光子腔特性，实现激光波长和阈值的动态控制。

Knowledge type: 物理设备
First proposed or discovered
Proposer: Turkey Farm member
Creator: 农场主
Last updated: 2026-11-12 20:06:51

Sub-knowledge points

Strain-engineered buckled CdS nanowiresBandgap reduction via tensile strainMultimode lasing onset above thresholdFinite-difference time-domain (FDTD) simulations

Higher-order knowledge points

Flexible photonic integrated circuitsWearable optical sensors

Main parameters and performance indicators

Applied strain: 0.9% to 11.6%Lasing wavelength: 519.1 nm to 520.1 nmLasing threshold: ~35 to 44 μJ cm−2CdS nanowire diameter: Not specifiedRefractive index: Weak strain-induced variation

Open problems

Limited tuning range compared to photoluminescence shiftIncreased radiation loss and reduced optical confinement with curvature

Related literature

ranked by community stars

Curvature-Driven Modulation of Waveguide Lasing in Buckled CdS Nanowires for Mechanically Reconfigurable On-Chip Light SourcesOpen source

机械可重构片上纳米激光器

Sub-knowledge points

Higher-order knowledge points

Main parameters and performance indicators

Open problems

Related products and links