Features:

● High vacuum chamber with 77K-473K (upgradeable to 573K, 773K) temperature range.
● Provide effective cryogenic operation, using liquid nitrogen or liquid helium for continuous cooling of the system.
● No water and frost formation at low temperatures to ensure that the sample is dry.
● Affordable - competitive price in its class.
● One-piece vibration isolation design, smaller space occupation, to provide a good experimental environment for the laboratory.

Descriptive

(1)Cindbest's CGO-4-N provides cryogenic environments with vacuum levels of 10^-3pa or 10^-6 mbar. Meets requirements for non-destructive measurements of electrical properties of materials and early stage electronics
(2)Users can start with a standard system and upgrade to a higher level probe station with higher vacuum and temperature ranges. Specialized designs are also available upon request.
(3)Typical applications include sampling IV and CV curves over a wide temperature range, measuring microwave and electro-optical responses, characterizing magnetic transport properties in variable magnetic fields, Hall effect measurements to understand carrier mobility, and a variety of other materials studies

Composition of the whole machine
Table body module, probe arm module, optical microscope system, temperature control system, vacuum system, cryogenic system, magnetic field (optional)

Description

• 8-inch vacuum chamber with high infrared transmittance and high visible light transmission observation window (optional recessed window)
• Sample stage size: 4 inches, electrically isolated and suspended
• 6 probe arm interfaces (compatible with DC, fiber optic, and RF arms)
• One KF40 vacuum port with needle valve control switch, one quick vacuum release inlet
• One 20-pin aviation connector, allowing for quick installation and removal
• Coaxial refrigerant inlet for improved coolant efficiency
• KF flange interface, system ultimate vacuum better than 10^-5 Torr
• Leak rate: better than 1*10^-10 Pa·m³/s
• Cooling time from room temperature to 80K: better than 30 minutes
• Temperature range: 78K to 473K
• Integrated vibration damping stand (optional air-bearing anti-vibration stand)
Size: 760 * 730 * 1220mm
Weight: 85KG

❖Install requirements
Single-phase power: 220V, 50Hz
No water requirement
The air Floatation bracket needs to be equipped with an air line to inflate it, or the option to add accessories (air compressor)
Space reservation: 3M*1.5M
Avoid placing equipment that generates high vibration in the same space.

FEATURES

●2 to 4 inch sample stations available

●Compact desktop design

●Rapid cooling and warming

●Compatible with IV/CV/DC/RF,ETC testing

●Temperature range 77K-473K

●Integratable photocurrent test

●Can be matched with electromagnetic field for high and low temperature Hall test

Table Body Module

--Key technical parameters

Temperature range	77K~473K
Sample table size	4 inches, sample stage electrically independent suspension
Sample table material	Gold-plated copper
Vacuum Cavity Size	8 inches.
Cavity Material	stainless steels
Viewing window	2-inch high visible light transmission viewing window (optional sunken window)
Cooling rate	Cooling time from room temperature to 80K is better than 30mins.
Vacuum	System ultimate vacuum better than 10^-5 Torr
Leakage accuracy	Leakage accuracy better than 100fA (upgradeable to 30fA)
Magnetic fields	Optional horizontal magnetic field, ±0.6T@100mm
Probe Arm Interface	6 probe arm interfaces (compatible with DC arm, fiber optic arm, RF arm)
Other interfaces	One KF40 vacuum extraction port with needle valve control switch, one quick break vacuum inlet port
Other interfaces	One 20-pin aviation plug for quick installation and removal
Other interfaces	Coaxial refrigerant inlet for improved refrigerant efficiency
Brackets	One-piece vibration isolation mount (optional air-bearing anti-vibration mount)
Sizes	Size: 7607301220
Weights	Weight: 85KG

Probe arm

DC arm	Suitable for loading DC probes
Radio-frequency arm	Suitable for mounting RF probes (with R-axis rotation function to help RF probes level quickly)
Fiber optic arm	Suitable for loading optical fiber into the chamber for irradiating samples
Probe arm X-Y-Z travel range	25mm-70mm-15mm
R-axis rotation angle	Coarse adjustment 360 degrees, fine adjustment ±7.5 (unique to RF arm)
Movement accuracy	±2um

Probe Fixture

vTemperature control system

Temperature range	77K-473K
Temperature control accuracy	0.1°C (scalable)
Temperature stability	±0.1°C @300K-473K
Heating method	Heating wire (resistance heating)
Cooling method	Liquid Nitrogen/Liquid Helium
Temperature control	Manual control valves
Cooldown	Reduced to 80K within about 30 min (liquid nitrogen refrigeration)
Heating time	Reaches 473K within about 30min (room temperature to 473K)
Temperature sensor	1 mounted on sample stage

v magnetic field

关闭视频

CGO-4-N

关闭视频

CGO-4-N

19874522745

miles@cindbest.com

Unit A, 1st Floor, Building 2, Jiayiyuan Digital Science Park, Xinshi Community, Dalang Subdistrict, Longhua District, Shenzhen City

Business license

DC Fixture	Kelvin Fixture		RF Probe Fixture	High Voltage Probe Fixture		High Current Probe Fixture	Fiber Optic Fixture
Maximum voltage	250V		50V	3KV/10KV		1KV	Fiber Retention Fixture
Maximum current	1A		2A	5A		100A/200A
leakage current	< 10fA		100fA	300fA@ 3 kV		/
terminal (electrical engineering)	SSMC Female		2.92/2.4/1.85/1.0mm	Triple coaxial/BNC/banana head		banana head
Matching probe type	Kelvin Replacement Probes		40/50/60/110 GHz probes	Coarse Tip DC Probes		Multi-Finger Probe
Probe Tip Material	molybdenum		Beryllium Copper/Nickel Plated/Tungsten	molybdenum		copper (chemistry)
Probe tip Radius	0.5-20um		20um	20/50/100um		/
Appliance	Low leakage test		High Frequency Testing	High Voltage Pulse Test		High Current Pulse Test
Kelvin probe fixation		RF Probe Fixation			High current probe fixation High current probe fixation

Magnetic field strength	>Staff 0.6T@20mm
Input power	3500W
Coil resistance	DC resistance @20°C:0.68Q
Cooling method	water cooling

CGO-4-N Open-loop Cryogenic Vacuum Probe Station

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