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On August 30th, Changguang Huaxin released its results for the first half of 2023. In the first half of this year, the company achieved a revenue of 142 million yuan, a year-on-year decrease of 43.23%; Net profit attributable to shareholders of the listed company -10.6374 million yuan, a year-on-year decrease of 117.97%.Due to macroeconomic factors such as a slowdown in economic growth, market con...
SpaceX and its billionaire CEO Elon Musk may finally have reason to look back in the satellite internet competition. On Thursday, Amazon revealed that it had successfully used a space laser technology called "Optical Intersatellite Link" to transmit connections between two Kuiper Program satellites in low Earth orbit, located 621 miles apart, at a speed of 100 gigabits per second. This is approxim...
Recently, relevant departments officially released the list of reserve "golden seed" enterprises for listing in Hubei Province for 2024-2025. Following being selected as reserve "golden seed" enterprises for listing in Donghu High tech Zone and Wuhan City in 2024, Wuhan GZTECH Co., Ltd. (hereinafter referred to as "GZTECH") once again stood out from many candidate enterprises with its outstanding ...
Summary:To filter out infrared light from the driving light source in the extreme ultraviolet lithography (EUVL) light source system, a rectangular grating structure needs to be fabricated on the surface of the collection mirror. However, the collection mirror grating usually undergoes deformation during the manufacturing process, resulting in a decrease in filtering efficiency. The process errors...
OLED is located at the top and is formed by an organic layer between the contacts. Apply voltage to it, inject charge and generate light, which in turn excites organic laser. Organic lasers contain a grating that can generate feedback and diffract some of the laser out of the structure.Organic laserResearchers have created the first organic semiconductor laser to operate without the need for a sep...