In the evolution of contemporary semiconductor technology, Silicon on Insulator (SOI) has transformed from a specialized technique into a critical material platform that underpins high‑performance computing, low‑power communication, MEMS sensing, and even quantum device research. For researchers, SOI wafer is not merely a substrate for experiments but a “testbed” for...
PAM-XIAMEN offers low defect 4H‑SiC substrates in the following specifications for universities and research institutes. For inquiries, please contact us at [email protected] Parameter Specification Range Polytype 4H‑SiC Diameter 2‑inch, 4‑inch, 6‑inch, 8‑inch Orientation On‑axis, off‑axis Conductivity type Semi‑insulating (V), N‑type(N), P-type(Al) Surface finish SSP, DSP Silicon carbide (SiC) is a representative third‑generation semiconductor material, featuring a wide bandgap, high critical breakdown field, high thermal conductivity,...
Silicon carbide (SiC), as a representative third-generation semiconductor material, offers exceptional properties including a wide bandgap (3.26eV for 4H-SiC), high critical breakdown electric field (~2.5MV/cm), and high thermal conductivity (4.9W/cm·K), making it uniquely advantageous in high‑voltage, high‑frequency, and high‑temperature power electronics. However, the performance and reliability of SiC power devices...
In frontier research on RF and power electronic devices, the intrinsic electrical parameters of epitaxial wafers—particularly the transport properties of the two-dimensional electron gas (2DEG)—directly determine the frequency response, output current density, and reliability margins of the resulting devices. For universities and research institutes, epitaxial materials must not only meet...
PAM‑XIAMEN supplies high‑quality epitaxial wafers for 4H‑SiC Schottky barrier diode fabrication. For customized epiwafer solutions, please contact: [email protected] In the development of 4H‑SiC power devices, precise modulation of the Schottky Barrier Height (SBH) is critical for optimizing key device parameters such as turn‑on voltage, leakage current, and switching speed. Traditional approaches—replacing contact metals...
For SiC device manufacturers, surface metal control is the difference between high yield and field failure. As SiC fabrication lines increasingly integrate with silicon-based processes, a critical issue—surface metal contamination—has become equally relevant. Even trace amounts of metallic elements (Na, K, Fe, Cu, Ni, Cr) with areal densities as low as...
Wide-bandgap semiconductors, exemplified by gallium nitride (GaN), have become the core material for next-generation power electronic systems due to their high breakdown electric field, high electron saturation velocity, and favorable thermal conductivity. In the realm of power devices, vertical architectures offer distinct advantages over conventional lateral devices (such as high-electron-mobility...
With the advent of the intelligent era, display technology plays an increasingly vital role in daily life. Advantages such as high resolution, high brightness, high contrast, fast response, and low power consumption make Mini/Micro-LED displays strong contenders for next-generation display technologies. Currently, blue and green LEDs can be efficiently realized...
In the manufacturing process of semiconductor devices such as power MOSFETs, the silicon substrate for power MOSFET is not only the structural support layer but also the core material that determines electrical performance and reliability. Beyond traditional indicators like resistivity uniformity, surface roughness, and crystal defects, the design and processing...
The epitaxial layer structure of gallium nitride (GaN) based LEDs is the core determining device performance, and its design needs to take into account material quality, carrier injection efficiency, luminescence efficiency, and heat dissipation capability. With the development of the times, the market's demand for LED devices is increasing and...