Company News
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LiTaO3 Wafer PIC — Low-Loss Lithium Tantalate-on-Insulator Waveguide for On-Chip Nonlinear Photonics
Abstract: We have developed a 1550 nm insulator-based lithium tantalate waveguide with a loss of 0.28 dB/cm and a ring resonator quality factor of 1.1 million. The application of χ(3) nonlinearity in nonlinear photonics has been studied. The advantages of lithium niobate...Read more -
XKH-Knowledge Sharing-What is wafer dicing technology?
Wafer dicing technology, as a critical step in the semiconductor manufacturing process, is directly linked to chip performance, yield, and production costs. #01 Background and Significance of Wafer Dicing 1.1 Definition of Wafer Dicing Wafer dicing (also known as scri...Read more -
Thin-film lithium tantalate (LTOI): The Next Star Material for High-Speed Modulators?
Thin-film lithium tantalate (LTOI) material is emerging as a significant new force in the integrated optics field. This year, several high-level works on LTOI modulators have been published, with high-quality LTOI wafers provided by Professor Xin Ou from the Shanghai Ins...Read more -
Deep Understanding of the SPC System in Wafer Manufacturing
SPC (Statistical Process Control) is a crucial tool in the wafer manufacturing process, used to monitor, control, and improve the stability of various stages in manufacturing. 1. Overview of the SPC System SPC is a method that uses sta...Read more -
Why is epitaxy performed on a wafer substrate?
Growing an additional layer of silicon atoms on a silicon wafer substrate has several advantages: In CMOS silicon processes, epitaxial growth (EPI) on the wafer substrate is a critical process step. 1、Improving crystal quali...Read more -
Principles, Processes, Methods, and Equipment for Wafer Cleaning
Wet cleaning (Wet Clean) is one of the critical steps in semiconductor manufacturing processes, aimed at removing various contaminants from the surface of the wafer to ensure that subsequent process steps can be performed on a clean surface. ...Read more -
The relationship between crystal planes and crystal orientation.
Crystal planes and crystal orientation are two core concepts in crystallography, closely related to the crystal structure in silicon-based integrated circuit technology. 1.Definition and Properties of Crystal Orientation Crystal orientation represents a specific directio...Read more