Low power consumption hydrogen sensor
 Resistive sensor of explosive concentrations of hydrogen
 Hydrogen gas analyzers                             
 Hydrogen sulphide gas-analyzer                      
 Nitrogen dioxide gas-analyzer                    
 Ammonia gas analizer                              
 Sensor based explosives detector                      
 Portative hydrogen leak detector                      
 Portative hydrogen gas-analyzer VG-2                       
 Portative hydrogen gas-analyzer VG-5                      
 Publications'2020 until now 
National Research Nuclear University MEPhI

Solid state and nanosystems physics department
Laboratory "Development and making of sensors based on MIS-structures"

Portable hydrogen leak detector VT-2

   This gas analyser is based on hydrogen MIS-sensor. Possible applications: automatic explosion preventing systems; rocket engines check; hydrogen fueled automobiles safety; explosion monitoring of powerful electric accumulators; as leakage detector for containment inspection of large and heavy profiled constructions (tubes). Warranty time - 1 year.

Portable leak detector VT-2
Parameters Parameter values
Concentration measurement range, vol.% 10-2-1
Resolution, vol.% 10-2
Response time, τ0.9, min 1
Recovery time, τ0.1, min 1
Arbitrary measurement error, % ±3
Supply voltage, V =12 or ~220, 50 Hz
Dimensions, mm 180×100×20
Weight, kg 1
Sensor lifetime, years 5
Selectivity Selective to Н2 (not sensitive to Н2S, NO2, alcoholes, hydrocarbons, СО2, СО)
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