中文 English Français Русский Español العربية

Record-setting 2.75 gigahertz LED designed for fast, energy-efficient data centers

Phys.org Tech2026-10-30 05:400 views

A collaboration between the University of Illinois Urbana-Champaign's Grainger College of Engineering and the University of Notre Dame has broken the world record for optical switching speed in quantum well LEDs. The gallium nitride micro-LED device has an optical modulation bandwidth of 2.75 gigahertz while consuming just 25 milliwatts of power. Its design was optimized to bring newfound speed and efficiency to communication links in data centers.

Source：https://techxplore.com/news/2026-10-gigahertz-fast-energy-efficient-centers.html

My favorites

PreviousNew 'four As' framework for the governance of AI NextAWS’s Hydro team wants the compiler to catch coding agents’ mistakes

I Launched My Company Website, Made Task Monitor Free, and Opened Custom Project Requests

Hello DEV Community! I’m Abdul Haseeb Mari, a software developer and the Founder and Owner of Technology Software Develo

0dev.to AI

How I turn Hacker News, GitHub and npm into product ideas every 3 hours

Picking what to build was my slowest step, so I built a pipeline for it. Here is how it works. 1. Collect Every 3 hours

0dev.to AI

Lenovo's 'Encrypted' Fingerprint USB Drive Is an SD Card. How to Check Yours

The Lenovo ThinkPlus FU100 is a fingerprint USB drive sold as AES-256 hardware encrypted. Researcher Xusheng Li opened o

0dev.to Linux

Email: OpenAI plans to merge ChatGPT's Chat and Work tabs on desktop, rolling out to select users before a wider release; Codex remains a separate experience (Ivan Mehta/TechCrunch)

Ivan Mehta / TechCrunch : Email: OpenAI plans to merge ChatGPT's Chat and Work tabs on desktop, rolling out to select us

0Techmeme

Memo: Alphabet is issuing €6B in euro-denominated debt across seven tranches, attracting €17B+ of demand; the company sold €9B of bonds earlier in 2026 (Reuters)

Reuters : Memo: Alphabet is issuing €6B in euro-denominated debt across seven tranches, attracting €17B+ of demand; the

0Techmeme

S-1: Anthropic reports Q3 revenue up 12x YoY to nearly $17B, a net loss of $23.3B, up from $12.1B in Q3 2025, and operating expenses up 292% to $17.5B (Bailey Lipschultz/Bloomberg)

Bailey Lipschultz / Bloomberg : S-1: Anthropic reports Q3 revenue up 12x YoY to nearly $17B, a net loss of $23.3B, up fr

0Techmeme

Record-setting 2.75 gigahertz LED designed for fast, energy-efficient data centers

Related posts

I Launched My Company Website, Made Task Monitor Free, and Opened Custom Project Requests

How I turn Hacker News, GitHub and npm into product ideas every 3 hours

Lenovo's 'Encrypted' Fingerprint USB Drive Is an SD Card. How to Check Yours

Email: OpenAI plans to merge ChatGPT's Chat and Work tabs on desktop, rolling out to select users before a wider release; Codex remains a separate experience (Ivan Mehta/TechCrunch)

Memo: Alphabet is issuing €6B in euro-denominated debt across seven tranches, attracting €17B+ of demand; the company sold €9B of bonds earlier in 2026 (Reuters)

S-1: Anthropic reports Q3 revenue up 12x YoY to nearly $17B, a net loss of $23.3B, up from $12.1B in Q3 2025, and operating expenses up 292% to $17.5B (Bailey Lipschultz/Bloomberg)