China Achieves Breakthrough in Growing Large-Diameter Single-Crystal Germanium, Reaching 600mm in Diameter
Release date:
2025-11-03
Recently, China has achieved a significant breakthrough in the field of large-size single-crystal germanium growth technology, successfully producing single-crystal germanium with a diameter exceeding 600mm.
In recent years, with the continuous advancement of technology, single-crystal germanium—a crucial semiconductor material—has been widely used in optoelectronic devices, infrared detectors, lasers, and other fields. However, traditional single-crystal germanium growth techniques have faced certain limitations in terms of diameter and quality, making it increasingly difficult to meet the growing demands of the market. As a result, researchers have been actively exploring new growth methods, aiming to achieve larger-diameter and higher-quality single-crystal germanium crystals.
After years of research and experimentation, China's scientific team has finally achieved a breakthrough in large-size single-crystal germanium growth technology, successfully producing single-crystal germanium with a diameter exceeding 600mm. This remarkable achievement was made possible by innovative advancements and key technological breakthroughs in several areas, including:
Upgrading the growth equipment :The introduction of the new growth equipment has made the single-crystal germanium growth process more stable and enabled more precise temperature control, ultimately enhancing the quality of the crystals.
Optimization of the growth process By continuously optimizing the growth process, the research team successfully reduced the defect rate during crystal growth, enhancing both the uniformity and integrity of the single-crystal germanium.
Improvement of the material formulation : Researchers conducted in-depth studies on the selection of raw materials and formulation, ensuring the purity and performance of single-crystal germanium.
This technological breakthrough not only enhances China's international competitiveness in the field of single-crystal germanium but also provides robust support for the development of related industries. The successful growth of large-size single-crystal germanium will deliver higher-quality materials for manufacturing advanced products such as optoelectronic devices and infrared detectors, thereby driving advancements in these cutting-edge technologies.
Moreover, the successful growth of domestically produced large-size single-crystal germanium marks a further enhancement of China's independent innovation capabilities in the high-end materials manufacturing sector. This achievement not only helps reduce reliance on imported materials but also accelerates technological advancements and industrial upgrades in China’s semiconductor materials field.
In the future, the research team will continue to focus on the development and application of large-size single-crystal germanium growth technology, striving for greater breakthroughs in producing single-crystal germanium with even larger diameters and superior quality, thereby contributing to China’s scientific advancement and industrial growth.
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