PRODUCTS

1. QUANTUMLIQUEFIERS
1.1 Helium Liquefiers
1.2 Helium Reliquefiers
1.3 Air or Nitrogen Liquefiers

2. QUANTUMCOOLERS
2.1 2-Stage (GM) Closed Cycle (10K) Refrigerators
2.2 3-Stage (GM/JT) Closed Cycle (3K-5K) Refrigerators
2.3 He-4 Pumped (2K-1K) Refrigerators
2.4 He-3 Pumped (0.3K) Refrigerators
2.5 He-3/He-4 Dilution Refrigerators (Below 0.1K)

3. HEAT SHIELDS AND VACUUM SHROUDS
3.1 Rapid Access Helium Gas Wells (Sample in Helium Gas/Liquid)
3.2 Conventional Vacuum Shrouds (Sample in Vacuum Space)
3.3 Heat Shield Options

4. LIQUID HELIUM EQUIPMENT
4.1 Storage and Transport Dewars
4.2 Experimental Dewars
4.3 Continuous Flow Cooling Systems
4.4 Vacuum Insulated Transfer Lines
4.5 Liquid Level Meters

5. LIQUID NITROGEN EQUIPMENT
5.1 Storage and Transport Dewars
5.2 Experimental Dewars
5.3 Continuous Flow Cooling Sytems
5.4 Filling and Transfer Devices (Automatic and Manual)
5.5 Liquid Level Meters

6. SAMPLE HOLDERS / CONTAINERS AND INSTRUMENTATION
6.1 Sample Dip Sticks - Resistivity/Hall Effect
6.2 Sample Dip Sticks - A.C. Magnetic Susceptibility (Meissner)
6.3 Sample Holders for use in Vacuum Space
6.4 Custom Made Sample Holders

7. TEMPERATURE SENSORS AND HEATERS
7.1 Diode Temperature Sensors
7.2 Resistive Temperature Sensors
7.3 Capacitive Temperature Sensors
7.4 Thermocouples
7.5 Heaters

8. TEMPERATURE INSTRUMENTATION
8.1 Temperature Controllers
8.2 Temperature Meters
8.3 Constant Current Supplies

9. HELIUM COMPRESSORS
9.1 Compressors for 2-stage QUANTUMCOOLERS
9.2 Compressors for J-T Loop QUANTUMCOOLERS
9.3 Compressors for He-3 Applications
9.4 Helium Gas Recovery Compressors

10. COMPRESSOR ACCESSORIES
10.1 Adsorbers
10.2 Special Lubricant
10.3 Air Cooling Kit (QUANTUMWATER COOLER allows water cooled compressors to operate with air cooling)

11. EQUIPMENT FOR COMPRESSED HELIUM GAS
11.1 All Stainless Steel Flexible Lines (Nylon Flexible lines also available)
11.2 Soft Copper Lines
11.3 Flow Meters
11.4 Helium Purity Meters
11.5 Fill/Vent Manifolds and "T's" & Self-Sealing Couplings
11.6 Helium Purifier

12. VACUUM EQUIPMENT
12.1 Hermetic Electrical Feedthroughs
12.2 Vacuum Pump-out Valves
12.3 Vacuum Connection Parts
12.4 Overpressure Relief Valves
12.5 Vacuum Gauges
12.6 Vacuum Windows: Glass, Quartz, Sapphire

13. MAGNETIC EQUIPMENT
13.1 Superconducting Magnets
13.2 Iron Core Electromagnets
13.3 Air Core Electromagnets

14. SPECIAL MATERIALS AND SUPPLIES
14.1 Thermal Insulators - Superinsulation and Stainless Steel Tubing
14.2 Thermal Conductors - Copper, Indium, Varnish, Vacuum Grease, Alumina, Sapphire, Conductive Pastes and Glues
14.3 Electrical Wires and Connectors for Low Temperatures

15. EXPERIMENTAL AND APPLICATION EXAMPLES
15.1 SQUID System with Closed-Cycle Helium Liquifier
15.2 GaAs/GaAlAs Semiconductor Wafer Imaging System
15.3 GaAs/GaAlAs Fluorescence at 4K with Closed-Cycle QUANTUMCOOLER
15.4 Bolometer Cooling for Infra-Red/mm Wave Detection
15.5 Radiotelescope Cryogenically Cooled Preamplifiers
15.6 Hall Effect and Resistivity Measurement System
15.7 High Tc Superconductor Powder/Solid Material Characterization
15.8 High Tc Superconductor Thin Film Characterization System
15.9 Mossbauer Spectroscopy System with Diamond Anvil Cell
15.10 Liquid He-3/He-4/D2/H2 Target System for Accelerator Experiments
15.11 Scanning Hall Probe Magnetometer
15.12 Precision DC Magnetometer/AC Susceptometer with 5 T magnet

SERVICES AND TECHNICAL SUPPORT

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