Instrument Components
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| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | CdS Crystal Substrate |
| Price | Upon Request |
| Crystal Name | Cadmium Sulfide (CdS) |
| Growth Method | Physical Vapor Transport (PVT) |
| Crystal Structure | Hexagonal (Wurtzite) |
| Lattice Constants (Å) | a = 4.1367, c = 6.7161 |
| Density | 4.821 g/cm³ |
| Melting Point | 1287 °C |
| Specific Heat Capacity | 0.3814 J/g·K |
| Thermal Expansion Coefficient (×10⁻⁶/K) | 4.6 (∥a), 2.5 (∥c) |
| Thermal Conductivity (300 K) | 2.7 W/m·K |
| Transmission Range | 2.5–15 µm (>71% avg. transmittance) |
| Refractive Index | nₒ = 1.708, nₑ = 1.723 |
| Dimensions | 25 × 25 × 15 mm (custom orientations and dimensions available) |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | CdTe Crystal Substrate |
| Pricing | Upon Request |
| Crystal Structure | Cubic F43m, Lattice Constant a = 6.483 Å |
| Growth Method | Physical Vapor Transport (PVT) |
| Melting Point | 1047 °C |
| Density | 5.851 g/cm³ |
| Specific Heat Capacity | 0.210 J/g·K |
| Thermal Expansion Coefficient | 5.0 × 10⁻⁶ /K |
| Thermal Conductivity (300 K) | 6.3 W/m·K |
| Transmission Range | 0.85–29.9 µm |
| Refractive Index (at 10.6 µm) | 2.72 |
| Standard Orientations | <100>, <001>, <110>, <111> |
| Standard Dimensions | 5 × 5 × 0.5 mm, 10 × 10 × 0.5 mm, Ø25.4 × 0.5 mm |
| Packaging | Class 1000 Cleanroom Handling, Class 100 Clean Bag or Individual Protective Cassette |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic |
| Model | CdZnTe Crystal Substrates |
| Pricing | Available Upon Request |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Model | Cr Sheet |
| Purity | >99.99% |
| Thickness | 1.0 mm |
| Dimensions (Std) | 10 × 10 × 1.0 mm |
| Surface Roughness (Ra) | < 30 Å |
| Density | 7.19 g/cm³ |
| Melting Point | 2180 K |
| Boiling Point | 2944 K |
| Atomic Mass | 58.9332 u |
| Atomic Number | 24 |
| Packaging | Vacuum-sealed in Class 100 cleanroom bag, stored in Class 1000 cleanroom environment |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Classification | Domestic (PRC) |
| Model | Cr Wire |
| Pricing | Upon Request |
| Diameter Range | 0.01–2.0 mm |
| Purity | 99.99% (4N) |
| Packaging | Class 1000 Cleanroom Environment, Sealed in Class 100 Clean Bags with Aluminum Foil Lining |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Classification | Domestic (PRC) |
| Model | Co Foil |
| Pricing | Upon Request |
| Standard Dimensions | 10 mm × 10 mm × 1.0 mm |
| Packaging | Vacuum-sealed in Class 100 cleanroom bags, processed in Class 1000 cleanroom environment |
| Storage Requirement | Maintain under inert atmosphere or high-vacuum conditions to prevent surface oxidation |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Classification | Domestic |
| Model | Co Wire |
| Pricing | Available Upon Request |
| Diameter Range | 0.01–2.0 mm |
| Purity | 99.99% (4N) |
| Packaging | Class 1000 Cleanroom-Processed, Sealed in Class 100 Cleanroom Bags with Foil-Lined Inner Wrap |
| Brand | Hefei Kejing |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | Corning 7980 with Si₃N₄ Coating |
| Price | Upon Request |
| Si₃N₄ Deposition Method | Low-Pressure Chemical Vapor Deposition (LPCVD) |
| Si₃N₄ Thickness | 1.3 µm ±5% |
| Coating Configuration | Double-Sided |
| Substrate Material | UV-Grade Fused Silica (Corning 7980 HPFS) |
| Standard Diameter/Thickness | Ø100.0 ±0.20 mm × 0.5 ±0.10 mm |
| Edge Finish | CNC Ground |
| Surface Quality | 60/40 Scratch-Dig |
| Clear Aperture | Excludes 2.0 mm peripheral border |
| Total Thickness Variation (TTV) | <20 µm |
| Polishing | Double-Sided, 60/40 |
| Packaging | Class 1000 Cleanroom Environment, Sealed in Class 100 Clean Bags or Individual Reticle Cassettes |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | Cu Double Crystal |
| Pricing | Available Upon Request |
| Crystal Orientation | (100) at 29° and (110) at 14.5° |
| Dimensions | 10 × 10 × 1.5 mm or 10 × 5 × 1.5 mm |
| Packaging | Vacuum-sealed in 100-class cleanroom bags with aluminum foil wrapping inside 1000-class cleanroom environment |
| Storage Requirement | Store under vacuum |
| Brand | 合肥科晶 |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | Si-on-Cu Thin Film Wafer |
| Price | Upon Request |
| Substrate Diameter | 4 inch (100 mm) or 10×10 mm square |
| Cu Film Thickness | 400 nm |
| Cu Crystallography | Highly Oriented Polycrystalline, Preferential <111> Texture |
| Si Substrate | P-type, Boron-doped, <100> orientation, Single-side polished, Resistivity: 1–20 Ω·cm |
| Surface Roughness | As-grown, Not Specified |
| Packaging | Vacuum-sealed in Class 100 cleanroom bags within Class 1000 cleanroom environment, or individual cassette packaging |
| Brand | 合肥科晶 |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | Diamond-on-Insulator (DOI) High-Resistivity Diamond Thin-Film Wafers |
| Price | Upon Request |
| Substrate Diameter | 4" (101.6 mm) |
| Substrate Thickness | 0.5 mm |
| Silicon Crystal Orientation | <100> ± 0.5° |
| Insulating Layer | SiO₂ |
| SiO₂ Thickness | 2 µm |
| Oxide Layer | 1 µm |
| Resistivity | 1 × 10³ – 1 × 10⁴ Ω·cm |
| Packaging | Vacuum-sealed in Class 100 cleanroom bags within Class 1000 cleanroom environment, or individual wafer cassette |
| Brand | 合肥科晶 |
|---|---|
| Origin | USA |
| Manufacturer Type | General Distributor |
| Origin Category | Imported |
| Model | Diamond-on-Silicon (High-Resistivity DOS) Wafer |
| Price | Upon Request |
| Diameter | 4" (101.6 mm) |
| Substrate Thickness | 0.5 mm |
| Silicon Crystal Orientation | <100> ± 0.5° |
| Diamond Film Thickness | ~2 µm (nominal) |
| Resistivity | 1×10³ – 1×10⁴ Ω·cm |
| Packaging | Vacuum-sealed in Class 100 cleanroom bags within Class 1000 cleanroom environment, or individual cassette packaging |
| Brand | Hefei Kejing |
|---|---|
| Substrate Diameter | 4" (101.6 mm) |
| Substrate Thickness | 0.5 mm |
| Silicon Crystal Orientation | <100> ±0.5° |
| Insulating Layer | SiO₂ |
| SiO₂ Thickness | 2 µm |
| Oxidation Layer | 1 µm |
| Resistivity | <0.1 Ω·cm |
| Packaging | Vacuum-sealed in Class 100 cleanroom bags or individual wafer cassettes, processed in Class 1000 cleanroom environment |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | PRC |
| Model | Evaporation Source Materials |
| Pricing | Available Upon Request |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | GaN Epitaxial Thin Film on Sapphire |
| Standard Dimensions | Ø50.8 ± 1 mm × 4–25 µm |
| Crystal Orientation | c-plane <0001> ±1° |
| Conductivity Type | N-type (ρ < 0.05 Ω·cm), Semi-insulating (ρ > 10⁶ Ω·cm), or P-type |
| Dislocation Density | <1 × 10⁸ cm⁻² |
| Surface Finish | As-grown Ga-face |
| RMS Roughness | <1 nm |
| Usable Area | >90% |
| Packaging | Class 1000 Cleanroom, Class 100 clean bag or individual cassette |
| Brand | 合肥科晶 |
|---|---|
| Origin | USA |
| Manufacturer Type | General Distributor |
| Origin Category | Imported |
| Model | Ga2O3-ß Single Crystal |
| Price | Upon Request |
| Crystal Structure | Monoclinic |
| Lattice Constants | a = 12.23 Å, b = 3.04 Å, c = 5.80 Å, β = 103.7° |
| Orientation | <201> ±0.7° |
| Dimensions | Ø50.8 × 0.65 mm |
| Surface Finish | Single-side polished |
| Packaging | Vacuum-sealed in Class 100 cleanroom bag inside Class 1000 cleanroom environment or individual wafer cassette |
| Brand | 合肥科晶 |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | GaSe (Imported Material) |
| Price | Upon Request |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Model | GaN Target |
| Dimensions | Ø15 × 3.0 mm |
| Purity | >99.99% (4N) |
| Packaging | Class 1000 cleanroom assembled, sealed in Class 100 clean bags |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Crystal Orientation | <110> ± 0.5° |
|---|---|
| Dimensions | 10 × 10 × 0.5 mm or 10 × 5 × 0.5 mm |
| Surface Finish | Single-side polished |
| Surface Roughness (Ra) | < 0.5 nm |
| Packaging | Vacuum-sealed in Class 100 cleanroom bags, stored and shipped from Class 1000 cleanroom environment |
| Material System | Perovskite-structured orthorhombic GdScO₃ |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | Au Wire |
| Pricing | Available Upon Request |
| Purity | 99.99% (4N) |
| Diameter Tolerance | ±0.5 µm (for ≤0.05 mm), ±1.0 µm (for ≥0.2 mm) |
| Length Options | 250–500 m (spooled) or custom cut lengths |
| Surface Roughness | Ra < 0.05 µm |
| Packaging | Class 100 cleanroom bag (ISO Class 5), sealed in aluminum foil laminate within Class 1000 cleanroom (ISO Class 6) |
| Brand | KJ Group |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Product Category | Imported Instrument Component |
| Model | Au-SLG-50nm |
| Coating Structure | 5 nm Cr adhesion layer / 50 nm ±5 nm Au layer |
| Substrate | 75 × 25 mm × 1 mm soda-lime glass |
| Packaging | Vacuum-sealed in Class 100 cleanroom bags |
| Cleanroom Processing | Fabricated in ISO Class 5 (Class 1000) cleanroom environment |
| Key | Purity: 99.95% |
|---|---|
| Cu Thickness | 50 µm |
| Sheet Resistance | 300–500 Ω/□ |
| Monolayer Coverage | ≥90–96% (size-dependent) |
| Layer Count | Single-layer or 2–4 layers |
| Substrate Dimensions | Custom up to 45 cm × 50 cm |
| Storage | Dry, oxygen-free environment, <30°C, use within 30 days |
| Brand | 合肥科晶 |
|---|---|
| Origin | USA |
| Manufacturer Type | General Distributor |
| Origin Category | Imported |
| Model | Graphene Film |
| Price | Upon Request |
| Dimensions | Ø100 mm |
| Growth Method | CVD |
| Thickness | 1–10 monolayers |
| Ni Layer Thickness | 300 nm |
| SiO₂ Layer Thickness | 500 nm |
| Si Substrate Thickness | 500 µm |
| Useful Area | ~90% |
| Packaging | Vacuum-sealed in Class 100 cleanroom bag inside Class 1000 cleanroom environment, or individual wafer cassette |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic |
| Model | Graphene-on-Substrate Series |
| Pricing | Available Upon Request |
| Brand | HEFEI KEJING |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | 4-inch Si(111)/AlN Epitaxial Wafer |
| AlN Thickness | 200 nm ±10% |
| Surface Roughness (Front, as-grown) | <2 nm RMS |
| Backside Finish | As-received silicon |
| AlN Crystal Orientation | (00.2) |
| Macrodefect Density | <10 cm⁻² |
| Substrate Material | N-type Silicon [111] |
| Diameter × Thickness | 100 mm (4 inch) × 0.5 mm |
| Resistivity | 1–10 Ω·cm |
| Surface Preparation | Single-side polished |
| Packaging | Class 1000 cleanroom environment |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model Designation | A-Z Series Powder Catalog |
| Pricing | Available Upon Request |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | A-Z Series |
| Pricing | Upon Request |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | Au Target |
| Purity | 99.99% (4N) |
| Standard Dimensions | 10 × 10 × 2.0 mm, Ø20 × 2.0 mm, Ø30 × 3.0 mm, Ø80 × 0.5 mm |
| Packaging | Class 1000 Cleanroom + Class 100 Clean Bag |
| Pricing | Upon Request |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Product Type | Domestic |
| Model | CaCO₃ Calcite Crystal Substrate |
| Price | Upon Request |
| Crystal Structure | Trigonal, a = 4.989 Å, c = 17.062 Å |
| Melting Point | 1339 °C |
| Density | 2.71 g/cm³ |
| Transmission Range | 350–2300 nm |
| Hardness | 3 Mohs |
| Thermal Expansion Coefficients | αₐ = 24.39 × 10⁻⁶/K, α꜀ = 5.68 × 10⁻⁶/K |
| Optical Class | Uniaxial Negative (n₀ = nₐ = n_b, nₑ = n꜀) |
| Refractive Indices | n₀ = 1.6557, nₑ = 1.4852 @ 633 nm |
| Birefringence (Δn) | −0.1705 @ 633 nm |
| Acute Angle of Optical Axis (r) | 6.20° @ 633 nm |
| Surface Quality | 20/10 |
| Dimensional Tolerance | ±0.1 mm |
| Beam Deviation | < 3 arcmin |
| Orientation Accuracy | ±0.5° |
| Flatness | λ/4 @ 632.8 nm |
| Transmitted Wavefront Distortion | < λ/2 @ 632.8 nm |
| AR Coating | R < 0.5% per surface |
| Surface Roughness (Ra) | < 0.5 nm |
| Packaging | Class 1000 Cleanroom + Class 100 Clean Bag or Individual Protective Box |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | Ceramic Sputtering Targets |
| Pricing | Upon Request |
| Purity | ≥99.99% (4N) |
| Relative Density | >80% |
| Max Diameter | 76.2 mm (3 inches) |
| Material Forms | Oxides, Perovskites, Complex Ceramics |
