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Chemical Mechanical Polishing (CMP) on Carbon(C) Surface of SiC Wafer

SiC wafer materials have broad bandgap, high electron saturation mobility, and excellent thermal properties, which have great application prospects in high-temperature, high-frequency, and high-power devices. The surface quality of Si surface directly affects the quality of SiC epitaxial thin film and the performance of its devices. However, defects on [...]

Study on the Properties of Al Doped P-Type 4H-SiC by Liquid Phase Method

PAM-XIAMEN is available to offer P-type SiC substrates, please refer to: https://www.powerwaywafer.com/p-type-silicon-carbide-substrate-and-igbt-devices.html. The p-type substrate prepared by liquid-phase method can be applied to prepare IGBT devices and bipolar devices, solving the problem of missing p-type substrates in the SiC industry.  At present, significant breakthroughs have been made in this field both domestically and [...]

Effect of Dislocations on the Performance of 4H-SiC Wafers and Power Devices

PAM-XIAMEN can offered SiC wafers, specific specifications and parameters can be found in: https://www.powerwaywafer.com/sic-wafer 4H-SiC single crystal has excellent characteristics such as wide bandgap, high carrier mobility, high thermal conductivity, and good stability. It has broad application prospects in high-power electronics, radio frequency/microwave electronics, and quantum information. After years of development, 6-inch [...]

Effects of Triangle Defects on the Characteristics of SiC MOSFET Devices

PAM-XIAMEN can supply SiC epitaxial wafers for MOSFET devices, additional information please read: https://www.powerwaywafer.com/sic-mosfet-structure.html. The epitaxial process of SiC inevitably forms various defects, which affect the performance and reliability of SiC power devices. Below, we specifically explore the impact of triangle defects on the performance of SiC MOSFET devices. 1. [...]

AlN Thin Film for FBAR and SAW

AlN (aluminum nitride) is a covalent bond compound with a hexagonal wurtzite structure. Usually gray or grayish white in color, it has advantages such as high thermal conductivity, high-temperature insulation, good dielectric properties, high material strength at high temperatures, and low coefficient of thermal expansion. Due to the significant [...]

Copper Thin Film on Sapphire Substrate for Graphene Growth

High quality large-area single crystal copper substrate is an effective method for preparing high-quality large-area single crystal graphene. There are several main methods for preparing single crystal copper: 1) Commercial single crystal copper is mostly produced by using the high-temperature hot casting mode continuous casting method to produce single [...]

Silicon Crystal Orientation

The Silicon crystal orientations that we often hear are <100>, <110> and <111>(shown as Fig. 1), respectively indicating a crystallographic family. The single crystal silicon structure belongs to cubic crystals, and the <100> crystal orientation family represents six crystal orientations: [100], [010], [001], [100], [0-10], and [00-1]. Therefore, we rarely hear [...]

Silicon Single Electron Transistor

Single electron transistor (SET) is an important discovery in microelectronics science. Due to the ability to control the tunneling process of a single electron in a micro tunnel junction system, multiple functional devices can be designed using it. In modern submicron devices, the limiting factor for device operation speed is [...]

Storage Performance Analysis of InSb Compound

Indium antimonide (InSb) compound semiconductor, as a direct bandgap semiconductor material, has low electron effective mass, high mobility, and narrow bandgap width. At low temperatures, InSb compound has a high absorption coefficient for infrared light, with a quantum efficiency greater than or equal to 80%. In terms of mid infrared [...]

SiC Static Induction Transistor (SIT) *S

Static induction transistor (SIT) is a type of junction field-effect transistor. It is a unipolar voltage control device developed on the basis of ordinary junction field-effect transistors, with three electrodes: active, gate, and drain. Its source drain current is controlled by an external vertical electric field on the gate. SIT transistor is [...]