PAM-XIAMEN offers 2inch or 4inch red infrared AlGaAs / GaAs LED epi wafer with wavelength 850-880 nm and 890-910nm:
1. Red Infrared AlGaAs / GaAs LED Epi Wafer
PAM-190723-LED
Structure
Thickness, um
Type
Composition
CC, cm-3
Wide-gap window
1
р
AlхGa1-хAs (х=0,25-0,3)
(2-5) ∙1018
Barrier layer
0.06
р
AlхGa1-хAs (х=0,25-0,3)
(0.8-1) ∙1018
Active layer
–
GaAs
undoped
–
Al0,2Ga0,8As
Barrier layer
0.06
n
AlхGa1-хAs (х=0,25-0,3)
(0.5-1) ∙1017
Wide-gap window
6
n
AlхGa1-хAs
(1-2)∙1018
(х=0,3-0,35)
Stop layer
0.1
–
AlхGa1-хAs
–
(х=0,9-1)
Buffer layer
–
n
GaAs
–
Substrate
–
n+
GaAs
–
2. Where is the [...]
2020-05-18meta-author
PAM XIAMEN offers SrLaAlO4 crystal.
SrLaAlO4 crystal is a promising substrate material for high Tc superconduct film and other oxide films to replace SrTiO3 crystal with better quality and lower cost. We produces SrLaAlO4 crystal and substrate in house up to 35 mm. We [...]
2019-05-14meta-author
PAM-XIAMEN, an epitaxy manufactory, provide InGaAsP/InGaAs epi on InP substrate and custom InP thin films on InP wafers for academic research in III-V photonics. The epitaxial wafer (Photodiode) consist of different InGaAs, InP and InGaAsP layers on top of a semi-insulated InP substrate as [...]
PAM XIAMEN offers Nb:SrTiO3 Niobium doped Strontium Titanate Crystal and Substrates.
Nb: SrTiO3, Niobium doped Strontium Titanate Crystal and Substrates
Main Parameters
Nb:SrTiO3
A
B
C
D
Nb Concentration (wt%)
Customized
0.7
0.5
0.05
Resistivity ohm-cm
Customized
0.007
0.05
0.08
Migration rates cm2/vs
Customized
8.5
8.5
6.5
Characteristics
Nb: SrTiO3 and SrTiO3 have a similar structure, but Nb: STO has an high electrical conductivity. Typical STO are insulators
Size
10×3, 10×5, 10×10, 15×15, 20×15, 20×20 mm
Ф15, Ф20, Ф [...]
2019-03-14meta-author
PAM-XIAMEN offer SiC substrate with Ag, Ti or Ni or Au metal layers with small chips:
1. Specifications of SiC Chip Substrate
No 1. PAM200508-SIC-AU
10×10mm SiC substrate / Ti(0.1um)-Ni(0.1um)-Au(2um), n type.
Grade: dummy
Thickness: approx. 350um
Backside surface: with metal films of Ti-Ni-Au
Metal thickness: Ti(0.1um)-Ni(0.1um)-Au(2um),
No 2. SiC Wafer with [...]
2020-07-17meta-author
PAM XIAMEN offers LaSrAlO4 Strontium Lanthanum Aluminate Crystal Substrates.
Main Parameters
Crystal structure
M4
Growth method
Czochralski method
Unit cell constant
a=3.756Å c=12.63 Å
Melt point(℃)
1650
Density
5.92(g/cm3)
Hardness
6-6.5(mohs)
Dielectric constants
ε=16.8
Size
10×3,10×5,10×10,15×15,20×15,20×20
Ф15, [...]
2019-03-14meta-author