---
type: "Topics"
locale: "en"
url: "https://longbridge.com/en/topics/100000000858123.md"
description: "📢 𝗝𝗨𝗦𝗧 𝗜𝗡: $Coherent Corp.(COHR.US) Coherent Begins Sampling 300mm SiC Substrates to Leading AI Semiconductor Partners👉 𝗞𝗲𝘆 𝗛𝗶𝗴𝗵𝗹𝗶𝗴𝗵𝘁𝘀:➤  𝗖𝗼𝗵𝗲𝗿𝗲𝗻𝘁 begins sampling 𝟯𝟬𝟬𝗺𝗺 SiC substrates to leading AI chip partners.➤  Customer sampling advances Coherent's 𝗔𝗜 and 𝗛𝗣𝗖 thermal-management platform.➤  Substrates target rising heat challenges from higher-power 𝗔𝗜 processors.➤  Coherent says SiC can improve heat spreading by up to 𝟮𝟱%.➤  Technology remains compatible with existing 𝘀𝗲𝗺𝗶𝗰𝗼𝗻𝗱𝘂𝗰𝘁𝗼𝗿 manufacturing platforms.➤  Coherent controls SiC 𝗰𝗿𝘆𝘀𝘁𝗮𝗹 𝗴𝗿𝗼𝘄𝘁𝗵, wafering, polishing, and characterization.➤  Sampling moves the 𝟯𝟬𝟬𝗺𝗺 platform from development into customer evaluation.➤  Platform is designed to support future 𝗵𝗶𝗴𝗵-𝘃𝗼𝗹𝘂𝗺𝗲 manufacturing.➤  Coherent targets successive generations of 𝗔𝗜 and high-performance computing infrastructure.👉 𝗪𝗵𝘆 𝗧𝗵𝗶𝘀 𝗠𝗮𝘁𝘁𝗲𝗿𝘀:➤  Rising AI chip power makes 𝘁𝗵𝗲𝗿𝗺𝗮𝗹 𝗺𝗮𝗻𝗮𝗴𝗲𝗺𝗲𝗻𝘁 a critical performance bottleneck.➤  Better heat spreading could improve 𝗽𝗲𝗿𝗳𝗼𝗿𝗺𝗮𝗻𝗰𝗲, reliability, and datacenter efficiency.➤  Customer sampling represents an important step toward potential 𝗰𝗼𝗺𝗺𝗲𝗿𝗰𝗶𝗮𝗹 adoption.➤  𝟯𝟬𝟬𝗺𝗺 scalability could position Coherent within the expanding AI semiconductor supply chain.👉 𝗘𝘅𝗽𝗲𝗿𝘁 𝗦𝘁𝗮𝘁𝗲𝗺𝗲𝗻𝘁:𝗖𝗿𝗮𝗶𝗴 𝗠𝘂𝗹𝗹𝗮𝗻𝗲𝘆, Senior Vice President and General Manager at Coherent:“AI performance is increasingly constrained by the industry’s ability to remove heat from next-generation processors,” said Craig Mullaney, Senior Vice President and General Manager at Coherent. “Advanced SiC thermal management materials can play an important role in addressing that challenge. By combining decades of silicon carbide expertise with a scalable 300mm manufacturing platform, Coherent is helping build the materials foundation for future AI infrastructure.”"
datetime: "2026-08-17T20:06:43.000Z"
locales:
  - [en](https://longbridge.com/en/topics/100000000858123.md)
  - [zh-CN](https://longbridge.com/zh-CN/topics/100000000858123.md)
  - [zh-HK](https://longbridge.com/zh-HK/topics/100000000858123.md)
author: "[Hardik Shah](https://longbridge.com/en/profiles/27423834.md)"
generator: "portal-rs"
---

# 📢 𝗝𝗨𝗦𝗧 𝗜𝗡: $Coherent Corp.(COHR.US) Coherent Begin…


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> **Disclaimer: This article is for reference only and does not constitute any investment advice.**