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| Brand | Fangyuan Scientific Instruments |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | FY2700-00 |
| Detection Limits | α: 3–10 MeV |
| β | 0–5 MeV |
| Stability | Count rate drift < 0.2% over 24 h |
| Resolution | 0.01 (channel width in keV per channel, typical for digital pulse-height analysis) |
| Brand | Fangyuan Scientific Instruments |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | FYYDHN |
| Price | USD 28,000 (FOB) |
| Cooling Principle | Stirling-cycle cryocooler coupled with nitrogen vapor recondensation |
| Nominal LN₂ Capacity | 30 L |
| Cold Finger Compatibility | Ø31.5–33 mm |
| LN₂ Consumption | <2 L/day (standby, no detector installed) |
| Acoustic Noise | <60 dB(A) at 1 m |
| Cooling Power | 160 W (typ.), 240 W (max.) |
| Total System Power Draw | <400 W |
| Input Voltage | 85–264 VAC, 47–63 Hz |
| Dimensions (Ø × H) | 460 × 680 mm |
| Weight | 55 kg (dry, without LN₂ or detector) |
| Operating Temperature | 5–35 °C (optimal ≤25 °C) |
| Operating Humidity | 10–80% RH (non-condensing) |
| Display | 5-inch capacitive touchscreen |
| Data Interface | USB 2.0 (Type-A to Type-B), .NET-based PC software |
| Safety | Dual pressure-relief valves, liquid level & temperature alarms |
| Compliance | GB/T 43535-2023 “High-Purity Germanium Gamma Spectrometers” |
| Brand | Fangyuan Scientific Instruments |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic |
| Model | FY3104-00 |
| Instrument Type | Laboratory Alpha Spectrometer |
| Measurement Medium | Solid Samples |
| Detector Interface | Compatible with Commercial PIPS Detectors (International & Domestic) |
| Radiation Type | Alpha Particles |
| Sensitivity | 0.01 cpm (counts per minute) in 3–10 MeV range |
| Energy Range | 3–10 MeV |
| Background Count Rate | <1 count/hour (3–10 MeV) |
| Energy Resolution | FWHM ≤18 keV at 5.486 MeV (with 300 mm² PIPS detector, source-to-detector distance = detector diameter) |
| Multichannel Scaling | 512 / 1024 / 2048 / 4096 channels (software-selectable) |
| Bias Voltage | 0–180 V (digital, 0.2 V resolution) |
| Leakage Current Monitoring | –3 to +150 nA (accuracy <1 nA) |
| Vacuum Control | Adjustable vacuum hold, pump-down, and vent modes |
| Sample Chamber | Recoil suppression design |
| Sample Stage | Manually adjustable vertical positioning (4 mm resolution) |
| Detector Active Area | 300–1200 mm² |
| Operating Temperature | 0–40 °C |
| Relative Humidity | 10–80 % RH |
| Communication Interfaces | USB, RS-232, Ethernet, Wi-Fi |
| Software | AlphaSense — spectral acquisition, energy/efficiency calibration, nuclide library (built-in + user-defined), peak deconvolution, and GLP-compliant data logging |
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