Antireflection-Coated Blue GaN Laser Diodes in an External Cavity and Doppler-Free Indium Absorption Spectroscopy
Commercially available GaN-based laser diodes were antireflection coated in our laboratory and operated in an external cavity in a Littrow configuration. A total tuning range of typically 4 nm and an [...]
2013-04-01meta-author
IV Test Report
A test report is necessary to show the compliance between custom description and our final wafers data. We will test the wafer characerization by equipment before shipment, testing surface roughness by atomic force microscope, type by Roman spectra instrument, resistivity by non-contact [...]
2018-08-14meta-author
GaN-based light-emitting diode (LED) solid-state lighting has become the most important lighting technology in recent years because it has many advantages such as high conversion efficiency, long life, and eco-friendliness. Due to the lack of natural GaN substrates, GaN-based LED structures are usually fabricated [...]
2021-12-22meta-author
Gallium Nitride Is Non-Toxic, Biocompatible; Holds Promise for Implants, Research Finds
Gallium Nitride(GaN) is currently used in a host of technologies, from LED lighting to optic sensors, but it is not in widespread use in biomedical implants. However, the new findings from NC State and [...]
2012-06-20meta-author
PAM XIAMEN offers Silicon Ingots.
Material Description
4″Ø×219mm p-type Si:B[110]±1.5°, (59-67)Ohmcm, RRV<2.4%, One SEMI Flat, Diameter=(100.6-100.8) mm, C<3E16/cc, O2<9E17/cc
4″Ø ingot p-type Si:B[110] ±2°, Ro: 0.001-0.010 Ohmcm, Ground, SEMI
4″Ø×(504+504+523+147+144)mm, p-type Si:B[111], As-Grown, made by Crysteco (5 ing 6c, 10b(Gnd 1F), 14a(Gnd 1F), 21Aa, 30d(Gnd 1F))
4″Ø ingot p-type Si:B[111], [...]
2019-03-08meta-author
PAM-01A is a single channel preamplifier. It can be used as a key part for semiconductor detector, including CZT and Si, or others, including scintillator and gas.
1. Charge Sensitive Pre-amplifier Specification
Power Consumption
<0.43W
Power
±12V
Output Resistance
50 Ω
Equivalent Noise
ENC: 130e–
Working temperature
-20℃-+40℃
Falling edge time
250 ~ 400us
Input charge range
<1000fc
Gain
G=10mv/fc
Dimension
100×76×44mm3
Weight
265g
2. Charge [...]
2019-04-25meta-author