EDTA derived graphene supported porous cobalt hexacyanoferrate nanospheres as a highly electroactive nanocomposite for hydrogen peroxide sensing
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作者:
Banavath, Ramu
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Indian Inst Technol, Dept Met Engn & Mat Sci, Particulate Mat Lab, Mumbai, Maharashtra, IndiaIndian Inst Technol, Dept Met Engn & Mat Sci, Particulate Mat Lab, Mumbai, Maharashtra, India
Banavath, Ramu
[1
]
Srivastava, Rohit
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Indian Inst Technol, Dept Biosci & Bioengn, Nano Bios Lab, Mumbai, Maharashtra, IndiaIndian Inst Technol, Dept Met Engn & Mat Sci, Particulate Mat Lab, Mumbai, Maharashtra, India
Srivastava, Rohit
[2
]
Bhargava, Parag
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Indian Inst Technol, Dept Met Engn & Mat Sci, Particulate Mat Lab, Mumbai, Maharashtra, IndiaIndian Inst Technol, Dept Met Engn & Mat Sci, Particulate Mat Lab, Mumbai, Maharashtra, India
Bhargava, Parag
[1
]
机构:
[1] Indian Inst Technol, Dept Met Engn & Mat Sci, Particulate Mat Lab, Mumbai, Maharashtra, India
[2] Indian Inst Technol, Dept Biosci & Bioengn, Nano Bios Lab, Mumbai, Maharashtra, India
The importance of hydrogen peroxide (H2O2) determination has been rapidly increasing due to its significant usage in biological and industrial applications. Hence, highly sensitive and selective sensors are required for H2O2 determination. This work demonstrates the development of highly sensitive electrochemical H2O2 sensors by using a spray exfoliated graphene and porous cobalt hexacyanoferrate nanosphere (Gr/P-CoHCF-NSPs) composite. The liquid phase high-pressure spray exfoliation technique was used to exfoliate high-quality graphene for electrochemical sensing applications. The EDTA chelation strategy was used for the homogeneous formation of P-CoHCF-NSPs on spray exfoliated graphene surfaces. The large electroactive surface area and excellent electron transfer ability of spray exfoliated graphene significantly enhanced the H2O2 sensing ability of the composite. The synthesized Gr/P-CoHCF-NSPs composite is highly reactive towards the oxidation of H2O2. The sensitivity of the fabricated sensor was 914 mu A mM(-1) cm(-2) in a linearity range of 1 to 1000 mu M. The LOD of the fabricated sensors was around 1 mu M. Comparing the fabricated sensors with recently developed H2O2 sensors indicates a significant improvement in sensitivity and LOD. The interference study of the fabricated sensors revealed their highly selective nature towards H2O2 sensing. The recovery and real sample analysis of the fabricated sensors confirmed that the Gr/P-CoHCF-NSPs based H2O2 sensors are potential candidates for H2O2 detection in real samples.
机构:
Indian Inst Technol, Dept Met Engn & Mat Sci, Mumbai 400076, Maharashtra, IndiaIndian Inst Technol, Dept Met Engn & Mat Sci, Mumbai 400076, Maharashtra, India
Banavath, Ramu
Nemala, Siva Sankar
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h-index: 0
机构:
Indian Inst Technol, Dept Met Engn & Mat Sci, Mumbai 400076, Maharashtra, IndiaIndian Inst Technol, Dept Met Engn & Mat Sci, Mumbai 400076, Maharashtra, India
Nemala, Siva Sankar
Srivastava, Rohit
论文数: 0引用数: 0
h-index: 0
机构:
Indian Inst Technol, Dept Biosci & Bioengn, Mumbai 400076, Maharashtra, IndiaIndian Inst Technol, Dept Met Engn & Mat Sci, Mumbai 400076, Maharashtra, India
Srivastava, Rohit
Bhargava, Parag
论文数: 0引用数: 0
h-index: 0
机构:
Indian Inst Technol, Dept Met Engn & Mat Sci, Mumbai 400076, Maharashtra, IndiaIndian Inst Technol, Dept Met Engn & Mat Sci, Mumbai 400076, Maharashtra, India
机构:
Indian Inst Technol, Dept Met Engn & Mat Sci, Mumbai 400076, Maharashtra, IndiaIndian Inst Technol, Dept Met Engn & Mat Sci, Mumbai 400076, Maharashtra, India
Banavath, Ramu
Srivastava, Rohit
论文数: 0引用数: 0
h-index: 0
机构:
Indian Inst Technol, Dept Biosci & Bioengn, Mumbai 400076, Maharashtra, IndiaIndian Inst Technol, Dept Met Engn & Mat Sci, Mumbai 400076, Maharashtra, India
Srivastava, Rohit
Bhargava, Parag
论文数: 0引用数: 0
h-index: 0
机构:
Indian Inst Technol, Dept Met Engn & Mat Sci, Mumbai 400076, Maharashtra, IndiaIndian Inst Technol, Dept Met Engn & Mat Sci, Mumbai 400076, Maharashtra, India
机构:
Indian Inst Technol, Dept Met & Mat Sci, Mumbai 400076, Maharashtra, IndiaIndian Inst Technol, Dept Met & Mat Sci, Mumbai 400076, Maharashtra, India
Banavath, Ramu
Srivastava, Rohit
论文数: 0引用数: 0
h-index: 0
机构:
Indian Inst Technol, Dept Biosci & Bioengn, Mumbai 400076, Maharashtra, IndiaIndian Inst Technol, Dept Met & Mat Sci, Mumbai 400076, Maharashtra, India
Srivastava, Rohit
Bhargava, Parag
论文数: 0引用数: 0
h-index: 0
机构:
Indian Inst Technol, Dept Met & Mat Sci, Mumbai 400076, Maharashtra, IndiaIndian Inst Technol, Dept Met & Mat Sci, Mumbai 400076, Maharashtra, India
机构:
Chinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Jilin, Peoples R China
Univ Chinese Acad Sci, Beijing 100039, Peoples R ChinaChinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Jilin, Peoples R China
Cheng, Chunfeng
Zhang, Chunmei
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机构:
Chinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Jilin, Peoples R China
Univ Chinese Acad Sci, Beijing 100039, Peoples R ChinaChinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Jilin, Peoples R China
Zhang, Chunmei
Gao, Xiaohui
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机构:
Chinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Jilin, Peoples R China
Univ Chinese Acad Sci, Beijing 100039, Peoples R ChinaChinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Jilin, Peoples R China
Gao, Xiaohui
Zhuang, Zhihua
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机构:
Chinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Jilin, Peoples R China
Univ Sci & Technol China, Hefei 230029, Anhui, Peoples R ChinaChinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Jilin, Peoples R China
Zhuang, Zhihua
Du, Cheng
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机构:
Chinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Jilin, Peoples R China
Univ Sci & Technol China, Hefei 230029, Anhui, Peoples R ChinaChinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Jilin, Peoples R China
Du, Cheng
Chen, Wei
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机构:
Chinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Jilin, Peoples R ChinaChinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Jilin, Peoples R China
机构:
Indian Inst Technol, Dept Met Engn & Mat Sci, Mumbai 400076, Maharashtra, IndiaIndian Inst Technol, Dept Met Engn & Mat Sci, Mumbai 400076, Maharashtra, India
Banavath, Ramu
Nemala, Siva Sankar
论文数: 0引用数: 0
h-index: 0
机构:
Indian Inst Technol, Dept Met Engn & Mat Sci, Mumbai 400076, Maharashtra, IndiaIndian Inst Technol, Dept Met Engn & Mat Sci, Mumbai 400076, Maharashtra, India
Nemala, Siva Sankar
Srivastava, Rohit
论文数: 0引用数: 0
h-index: 0
机构:
Indian Inst Technol, Dept Biosci & Bioengn, Mumbai 400076, Maharashtra, IndiaIndian Inst Technol, Dept Met Engn & Mat Sci, Mumbai 400076, Maharashtra, India
Srivastava, Rohit
Bhargava, Parag
论文数: 0引用数: 0
h-index: 0
机构:
Indian Inst Technol, Dept Met Engn & Mat Sci, Mumbai 400076, Maharashtra, IndiaIndian Inst Technol, Dept Met Engn & Mat Sci, Mumbai 400076, Maharashtra, India
机构:
Indian Inst Technol, Dept Met Engn & Mat Sci, Mumbai 400076, Maharashtra, IndiaIndian Inst Technol, Dept Met Engn & Mat Sci, Mumbai 400076, Maharashtra, India
Banavath, Ramu
Srivastava, Rohit
论文数: 0引用数: 0
h-index: 0
机构:
Indian Inst Technol, Dept Biosci & Bioengn, Mumbai 400076, Maharashtra, IndiaIndian Inst Technol, Dept Met Engn & Mat Sci, Mumbai 400076, Maharashtra, India
Srivastava, Rohit
Bhargava, Parag
论文数: 0引用数: 0
h-index: 0
机构:
Indian Inst Technol, Dept Met Engn & Mat Sci, Mumbai 400076, Maharashtra, IndiaIndian Inst Technol, Dept Met Engn & Mat Sci, Mumbai 400076, Maharashtra, India
机构:
Indian Inst Technol, Dept Met & Mat Sci, Mumbai 400076, Maharashtra, IndiaIndian Inst Technol, Dept Met & Mat Sci, Mumbai 400076, Maharashtra, India
Banavath, Ramu
Srivastava, Rohit
论文数: 0引用数: 0
h-index: 0
机构:
Indian Inst Technol, Dept Biosci & Bioengn, Mumbai 400076, Maharashtra, IndiaIndian Inst Technol, Dept Met & Mat Sci, Mumbai 400076, Maharashtra, India
Srivastava, Rohit
Bhargava, Parag
论文数: 0引用数: 0
h-index: 0
机构:
Indian Inst Technol, Dept Met & Mat Sci, Mumbai 400076, Maharashtra, IndiaIndian Inst Technol, Dept Met & Mat Sci, Mumbai 400076, Maharashtra, India
机构:
Chinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Jilin, Peoples R China
Univ Chinese Acad Sci, Beijing 100039, Peoples R ChinaChinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Jilin, Peoples R China
Cheng, Chunfeng
Zhang, Chunmei
论文数: 0引用数: 0
h-index: 0
机构:
Chinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Jilin, Peoples R China
Univ Chinese Acad Sci, Beijing 100039, Peoples R ChinaChinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Jilin, Peoples R China
Zhang, Chunmei
Gao, Xiaohui
论文数: 0引用数: 0
h-index: 0
机构:
Chinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Jilin, Peoples R China
Univ Chinese Acad Sci, Beijing 100039, Peoples R ChinaChinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Jilin, Peoples R China
Gao, Xiaohui
Zhuang, Zhihua
论文数: 0引用数: 0
h-index: 0
机构:
Chinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Jilin, Peoples R China
Univ Sci & Technol China, Hefei 230029, Anhui, Peoples R ChinaChinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Jilin, Peoples R China
Zhuang, Zhihua
Du, Cheng
论文数: 0引用数: 0
h-index: 0
机构:
Chinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Jilin, Peoples R China
Univ Sci & Technol China, Hefei 230029, Anhui, Peoples R ChinaChinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Jilin, Peoples R China
Du, Cheng
Chen, Wei
论文数: 0引用数: 0
h-index: 0
机构:
Chinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Jilin, Peoples R ChinaChinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Jilin, Peoples R China