{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Zhang X"],"funding":["National Natural Science Foundation of China","Natural Science Foundation of Heilongjiang Province"],"pagination":["8768-8777"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9062008"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["9(16)"],"pubmed_abstract":["To develop an ultra-sensitive and selective NO <sub><i>x</i></sub> gas sensor with an ultra-low detection limit, expanded graphite/NiAl layered double hydroxide (EG/NA) nanowires were synthesized by using hydrothermal method with EG as a template and adjusting the amount of urea in the reaction. X-ray diffraction and transmission electron microscopy showed EG/NA3 nanowires with a diameter of 5-10 nm and a length greater than 100 nm uniformly dispersed on the expanded graphite nanosheet (>8 layers). The synergy between NiAl layered double hydroxide (NiAl-LDH) and expanded graphite (EG) improved the gas sensing properties of the composites. As expected, gas sensing tests showed that EG/NA composites have superior performance over pristine NiAl-LDH. In particular, the EG/NA3 nanowire material exhibited an ultra-high response (<i>R</i> <sub>a</sub>/<i>R</i> <sub>g</sub> = 17.65) with ultra-fast response time (about 2 s) to 100 ppm NO <sub><i>x</i></sub> , an ultra-low detection limit (10 ppb) and good selectivity at room temperature (RT, 24 ± 2 °C), which could meet a variety of application needs. Furthermore, the enhancement of the sensing response was attributed to the nanowire structure formed by NiAl-LDH in the EG interlayer and the conductive nanonetwork of interwoven nanowires."],"journal":["RSC advances"],"pubmed_title":["Expanded graphite/NiAl layered double hydroxide nanowires for ultra-sensitive, ultra-low detection limits and selective NO <sub><i>x</i></sub> gas detection at room temperature."],"pmcid":["PMC9062008"],"funding_grant_id":["2167010747","21671060","D2015003"],"pubmed_authors":["Liu Z","Zhang X","Wang D","Ikram M","Xue J","Li L","Shi K","Teng L"],"additional_accession":[]},"is_claimable":false,"name":"Expanded graphite/NiAl layered double hydroxide nanowires for ultra-sensitive, ultra-low detection limits and selective NO <sub><i>x</i></sub> gas detection at room temperature.","description":"To develop an ultra-sensitive and selective NO <sub><i>x</i></sub> gas sensor with an ultra-low detection limit, expanded graphite/NiAl layered double hydroxide (EG/NA) nanowires were synthesized by using hydrothermal method with EG as a template and adjusting the amount of urea in the reaction. X-ray diffraction and transmission electron microscopy showed EG/NA3 nanowires with a diameter of 5-10 nm and a length greater than 100 nm uniformly dispersed on the expanded graphite nanosheet (>8 layers). The synergy between NiAl layered double hydroxide (NiAl-LDH) and expanded graphite (EG) improved the gas sensing properties of the composites. As expected, gas sensing tests showed that EG/NA composites have superior performance over pristine NiAl-LDH. In particular, the EG/NA3 nanowire material exhibited an ultra-high response (<i>R</i> <sub>a</sub>/<i>R</i> <sub>g</sub> = 17.65) with ultra-fast response time (about 2 s) to 100 ppm NO <sub><i>x</i></sub> , an ultra-low detection limit (10 ppb) and good selectivity at room temperature (RT, 24 ± 2 °C), which could meet a variety of application needs. Furthermore, the enhancement of the sensing response was attributed to the nanowire structure formed by NiAl-LDH in the EG interlayer and the conductive nanonetwork of interwoven nanowires.","dates":{"release":"2019-01-01T00:00:00Z","publication":"2019 Mar","modification":"2025-04-19T13:17:58.854Z","creation":"2025-04-19T13:17:58.854Z"},"accession":"S-EPMC9062008","cross_references":{"pubmed":["35517683"],"doi":["10.1039/c9ra00526a"]}}