Patent
US 10,620,119GRAPHENE FOAM BASED OPTICAL SENSOR FOR OIL EXPLORATION AND SPILLS DETECTION
Safyan A. Khan, Haider Butt, Manzar Sohail
US
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FeCl₃ solution
FeCl₃
stroke oil
supercut oil
turbo oil
crude oil (Guffy, Spindletop, Wattenberg, West Texas refineries)
Area Density | ~420 g/m2 | graphene foam |
Thickness | ~1.6 mm | graphene foam |
Thickness | 400–500 nm | — |
Thickness | 400–600 nm | — |
Thickness | 470–700 nm | — |
Thickness | ≤ 550 nm | — |
Thickness | ≤ 500 nm | — |
Thickness | ≥ 600 nm | — |
Temperature | 300–400 °C | — |
Duration | 30–40 minutes | — |
ENHANCED SENSITIVITY OF GRAPHENE GAS SENSORS USING MOLECULAR DOPING
FeCl₃ solution
FeCl₃
stroke oil
supercut oil
turbo oil
crude oil (Guffy, Spindletop, Wattenberg, West Texas refineries)
Area Density | ~420 g/m2 | graphene foam |
Thickness | ~1.6 mm | graphene foam |
Thickness | 400–500 nm | — |
Thickness | 400–600 nm | — |
Thickness | 470–700 nm | — |
Thickness | ≤ 550 nm | — |
Thickness | ≤ 500 nm | — |
Thickness | ≥ 600 nm | — |
Temperature | 300–400 °C | — |
Duration | 30–40 minutes | — |
ENHANCED SENSITIVITY OF GRAPHENE GAS SENSORS USING MOLECULAR DOPING
FeCl₃ solution
FeCl₃
stroke oil
supercut oil
turbo oil
crude oil (Guffy, Spindletop, Wattenberg, West Texas refineries)
Area Density | ~420 g/m2 | graphene foam |
Thickness | ~1.6 mm | graphene foam |
Thickness | 400–500 nm | — |
Thickness | 400–600 nm | — |
Thickness | 470–700 nm | — |
Thickness | ≤ 550 nm | — |
Thickness | ≤ 500 nm | — |
Thickness | ≥ 600 nm | — |
Temperature | 300–400 °C | — |
Duration | 30–40 minutes | — |
ENHANCED SENSITIVITY OF GRAPHENE GAS SENSORS USING MOLECULAR DOPING
FeCl₃ solution
FeCl₃
stroke oil
supercut oil
turbo oil
crude oil (Guffy, Spindletop, Wattenberg, West Texas refineries)
Area Density | ~420 g/m2 | graphene foam |
Thickness | ~1.6 mm | graphene foam |
Thickness | 400–500 nm | — |
Thickness | 400–600 nm | — |
Thickness | 470–700 nm | — |
Thickness | ≤ 550 nm | — |
Thickness | ≤ 500 nm | — |
Thickness | ≥ 600 nm | — |
Temperature | 300–400 °C | — |
Duration | 30–40 minutes | — |