Multifunctional Sensor Based on Hybrid Material of Reduced Graphene Oxide and Polyaniline
被引:3
作者:
Do, Minh Huy
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机构:
Univ Sci, Fac Chem, 227 Nguyen Cu St Ward 4 Dist 5, Ho Chi Minh City, Vietnam
Vietnam Natl Univ Ho Chi Minh City VNU HCM, Linh Trung Ward, Ho Chi Minh City, VietnamUniv Sci, Fac Chem, 227 Nguyen Cu St Ward 4 Dist 5, Ho Chi Minh City, Vietnam
Do, Minh Huy
[1
,2
]
Nhiem, Ly Tan
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机构:
Ho Chi Minh City Univ Technol & Educ, Fac Chem & Food Technol, 01 Vo Ngan St Linh Chieu Ward, Ho Chi Minh City, VietnamUniv Sci, Fac Chem, 227 Nguyen Cu St Ward 4 Dist 5, Ho Chi Minh City, Vietnam
Nhiem, Ly Tan
[3
]
机构:
[1] Univ Sci, Fac Chem, 227 Nguyen Cu St Ward 4 Dist 5, Ho Chi Minh City, Vietnam
[2] Vietnam Natl Univ Ho Chi Minh City VNU HCM, Linh Trung Ward, Ho Chi Minh City, Vietnam
[3] Ho Chi Minh City Univ Technol & Educ, Fac Chem & Food Technol, 01 Vo Ngan St Linh Chieu Ward, Ho Chi Minh City, Vietnam
In this study, a sensor consisting of reduced graphene oxide (rGO) and polyaniline (PANI) was used to detect ammonia gas and strain. PANI was incorporated onto rGO planes by in situ polymerization, and thin films of hybrid material rGO/PANI prepared by the Langmuir-Schaefer technique were employed as sensing interfaces. The sensor showed a detection limit of 1 ppm for ammonia gas and strain at 0.1%. The effect of PANI content on the sensing performance was also investigated. The results are discussed in terms of the contribution of PANI to the electrical network of rGO and the sensing performance.