Enabling Tomorrow's Technologies
From hyperscale data centers to orbiting satellites, AXT substrates serve some of today's most exciting compound semiconductor applications around the world.
Explore the InP, GaAs & Ge substrates behind these applications
AI & Data Center Connectivity
The explosive growth of artificial intelligence is driving unprecedented demand for high-speed optical connectivity within and between data centers.
Optical transceivers — InP-based lasers and detectors power 800G and 1.6T transceivers
Co-packaged optics — Integrating optical components directly into switch packages
Silicon photonics — InP light sources integrated with silicon photonic circuits
Telecommunications & 5G
AXT substrates underpin critical telecom infrastructure, from fiber backbone networks to wireless base stations.
Telecom infrastructure — InP-based components for long-haul and metro fiber optic networks
5G networks — GaAs power amplifiers for base stations and handset RF front-ends
Passive Optical Networks — InP devices enabling fiber-to-the-home connectivity
Sensing & Detection
Compound semiconductors enable a broad spectrum of sensing applications across consumer, medical, industrial, and automotive markets.
Consumer and mobile sensors — GaAs VCSELs for 3D sensing in smartphones
Medical sensors — InP-based detectors for diagnostic and monitoring devices
Autonomous vehicles — InP sensors and GaAs-based LIDAR systems
AR/VR — InP sensors enabling next-generation augmented and virtual reality
Display & Lighting
GaAs substrates are foundational to advanced LED and display technologies reshaping visual experiences.
MicroLEDs — GaAs epitaxial substrates for next-generation high-brightness displays
Mini LEDs — GaAs substrates for advanced backlighting in premium displays
LED lighting — High-efficiency GaAs-based LEDs for general illumination
Lasers & Industrial
High-power and precision laser applications rely on the crystalline quality and consistency of AXT substrates.
Industrial lasers — GaAs substrates for high-power laser diodes
VCSELs — GaAs-based vertical-cavity surface-emitting lasers for data communication
Printer heads — GaAs laser arrays for high-speed commercial printing
Solar Energy
Germanium substrates are the standard for the highest-efficiency solar cells deployed in the most demanding environments.
Satellite solar cells — Ge substrates for multi-junction solar cells powering spacecraft
Concentrator photovoltaics — Ge-based cells for terrestrial concentrated solar power
Raw Material Applications
AXT's raw material products serve essential roles across the semiconductor manufacturing ecosystem.
High-temperature crucibles — PBN crucibles used in crystal growth and epitaxial processes
Purified gallium — Ultra-high-purity gallium feedstock for GaAs and GaN crystal growth
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