DataVXApplied Physics APaper
journal article·2026-06

Highly sensitive and selective ethanol gas sensor based on ZnO nanosheets: the effect of grain boundary potential barrier

Yidong Zhang, Lei Zhao, Zhenwei Dong, Huijuan Guan

Applied Physics A· Volume 132· Issue 6
Publisher page
Bibliographic record

Abstract

No abstract is available for this record. The assistant can identify its topic from the title, but cannot infer the study’s results.

Source: Not provided · Quality: missing

Research context

Nanomaterials

OpenAlex topics: Gas Sensing Nanomaterials and Sensors · ZnO doping and properties · Spectroscopy and Laser Applications

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

References (52)

Show source-provided references
1. H.A. Dehkordi, A. Mokhtari, K. Dastafkan, V. Soleimanian, Sol-gel spin-coating followed by solvothermal synthesis of nanorods-based ZnO thin films: microstructural, optical and gas sensing properties. J. Electron. Mater. 48, 1258–126 (2019). https://doi.org/10.1007/s11664-018-06858-010.1007/s11664-018-06858-0 ↗
2. Y. Zhang, X.J. Xu, Machine learning optical band gaps of doped ZnO. Optik 217, 164808–164817 (2020). https://doi.org/10.1016/j.ijleo.2020.16480810.1016/j.ijleo.2020.164808 ↗
3. K.G. Krishna, G. Umadevi, S. Parne, N. Pothukanuri, Zinc oxide based gas sensors and their derivatives: a critical review. J. Mater. Chem. C 11, 3906–3925 (2023). https://doi.org/10.1039/d2tc04690c10.1039/d2tc04690c ↗
4. M. Bonyani, S.M. Zebarjad, A. Mirzaei, T.U. Kim, S.S. Kim, Electrospun ZnO hollow nanofibers gas sensors: an overview. J. Alloys Compd. 1001, 175201–175215 (2024). https://doi.org/10.1016/j.jallcom.2024.17520110.1016/j.jallcom.2024.175201 ↗
5. B.Z. Jin, X.J. Xu, Machine learning gold price forecasting. Int. J. Manag. Sci. Eng. Manag. 20, 273–285 (2025). https://doi.org/10.1080/17509653.2025.245390210.1080/17509653.2025.2453902 ↗
6. Y. Zhang, X.J. Xu, Machine learning bioactive compound solubilities in supercritical carbon dioxide. Chem. Phys. 550, 111299–111320 (2021). https://doi.org/10.1016/j.chemphys.2021.11129910.1016/j.chemphys.2021.111299 ↗
7. B.Z. Jin, X.J. Xu, Machine learning WTI crude oil price predictions. J. Int. Commerce Economic. & Policy 16, 2550004–2550022 (2025). https://doi.org/10.1142/S179399332550004810.1142/S1793993325500048 ↗
8. B.Z. Jin, X.J. Xu, Bayesian-optimized Gaussian process calibration for forecasting carbon allowance prices in Tianjin. Int. J. Artificial Intelligence & Robotic. Res. 2, 2550006–2550014 (2025). https://doi.org/10.1142/S297233532550006110.1142/S2972335325500061 ↗
9. C.P. Gupta, S.K. Sharma, B. Bhowmik, K.T. Sampath, C. Periasamy, S. Sancheti, Development of highly sensitive and selective ethanol sensors based on RF sputtered ZnO nanoplates. J. Electron. Mater. 48, 3686–3691 (2019). https://doi.org/10.1007/s11664-019-07127-410.1007/s11664-019-07127-4 ↗
10. U.T. Nakate, Y.T. Yu, S. Park, Hydrothermal synthesis of ZnO nanoflakes composed of fine nanoparticles for H2S gas sensing application. Ceram. Int. 48, 28822–28829 (2022). https://doi.org/10.1016/j.ceramint.2022.03.01710.1016/j.ceramint.2022.03.017 ↗
11. L.V. Duy, T.T. Nguyet, C.M. Hung, D.T.T. Le, N.Y. Duy, N.D. Hoa, F. Biasioli, M. Tonezzer, C.D. Natale, Ultrasensitive NO2 gas sensing performance of two dimensional ZnO nanomaterials: nanoflakes and nanoplates. Ceram. Int. 47, 28811–28820 (2021). https://doi.org/10.1016/j.ceramint.2021.07.04210.1016/j.ceramint.2021.07.042 ↗
12. M.J. Wang, Z.R. Shen, Y.L. Chen, Y. Zhang, H.M. Ji, Atomic structure-dominated enhancement of acetone sensing for a ZnO nanoplate with highly exposed (0001) facet. CrystEngComm 19, 6711–6718 (2017). https://doi.org/10.1039/c7ce01759f10.1039/c7ce01759f ↗
13. M.S. Choi, M.Y. Kim, A. Mirzaei, H.S. Kim, S. Kim, S.H. Baek, D.W. Chun, C. Jin, K.H. Lee, Selective, sensitive, and stable NO2 gas sensor based on porous ZnO nanosheets. Appl. Surf. Sci. 568, 150910–150917 (2021). https://doi.org/10.1016/j.apsusc.2021.15091010.1016/j.apsusc.2021.150910 ↗
14. V.S. Bhati, M. Kumar, R. Banerjee, Gas sensing performance of 2D nanomaterials/metal oxide nanocomposites: a review. J. Mater. Chem. C 9, 8776–8808 (2021). https://doi.org/10.1039/D1TC01857D10.1039/D1TC01857D ↗
15. J.Y. Xuan, G.D. Zhao, M.L. Sun, F.C. Jia, X.M. Wang, T. Zhou, G.C. Yin, B. Liu, Low-temperature operating ZnO-based NO2 sensors: a review. RSC Adv. 10, 38786–39807 (2020). https://doi.org/10.1039/D0RA07328H10.1039/D0RA07328H ↗
16. Q.S. Zhang, M. Sun, W.D. Qin, Y. Xiao, C.L. Zhang, H. Yu, L.S. Xia, Hierarchical ZnO nanoflower assembled by well-connected nanograins with highly exposed {0001} facet for enhanced NOx sensing. Ceram. Int. 51, 14909–14918 (2025). https://doi.org/10.1016/j.ceramint.2025.01.33310.1016/j.ceramint.2025.01.333 ↗
17. J. Han, S.L. Thomas, D.J. Srolovitz, Grain boundary kinetics: a unified approach. Prog. Mater. Sci. 98, 386–476 (2018). https://doi.org/10.1016/j.pmatsci.2018.05.00410.1016/j.pmatsci.2018.05.004 ↗
18. Y.D. Zhang, Study of the electric transport performance of ZnO-SiO2 film: the construction of grain boundary barrier. Microelectric Int. 41, 181–185 (2024). https://doi.org/10.1108/MI-02-2024-0029)10.1108/MI-02-2024-0029) ↗
19. H. Bishara, S. Lee, T. Brink, M. Ghidelli, G. Dehm, Understanding grain boundary electrical resistivity in Cu: the effect of boundary structure. ACS Nano 15, 16607–16615 (2021). https://doi.org/10.1021/acsnano.1c0636710.1021/acsnano.1c06367 ↗
20. A. Hajjiah, A. Hajiah, N.E. Gorji, Simulation of heat generation in reduced graphene oxide (RGO)-contacted lead-free Cs3Sb2I9 perovskite solar cells using COMSOL. J. Electron. Mater. 54(9), 7321–7333 (2025). https://doi.org/10.1007/s11664-025-12130-z10.1007/s11664-025-12130-z ↗
21. S. Arif, J. Tahir, H. Fatima, M.S. Anwar, Investigation of structural defects and magnetic ordering in Co-doped magnesium oxide nanoparticles. Inorg. Chem. Commun. 178, 114655–114662 (2025). https://doi.org/10.1016/j.inoche.2025.11465510.1016/j.inoche.2025.114655 ↗
22. Y.D. Zhang, Study on electronic transport performance of Ag-ZnO film by phtoassisted conductive atomic force microscopy. Microelectron. Int. 41, 103–108 (2024). https://doi.org/10.1108/MI-02-2023-001710.1108/MI-02-2023-0017 ↗
23. W.W. Guo, M. Fu, C.Z. Zhai, Z.C. Wang, Hydrothermal synthesis and gas sensing properties of ultrathin hexagonal ZnO nanosheets. Ceram. Int. 40, 2295–2298 (2014). https://doi.org/10.1016/j.ceramint.2013.07.15010.1016/j.ceramint.2013.07.150 ↗
24. Y.F. Chen, D.M. Bagnall, H.J. Koh, K.T. Park, K.J. Hiraja, Z.Q. Zhu, Plasma assisted molecular beam epitaxy of ZnO on c-plane sapphire: growth and characterization. J. Appl. Phys. 84, 3912–3918 (1998). https://doi.org/10.1063/1.36859510.1063/1.368595 ↗
25. T.T. Suzuki, T. Ohgaki, Y. Adachi, I. Sakaguchi, M. Nakamura, H. Ohashi, A. Aimi, K. Fujimoto, Ethanol gas sensing by a Zn-terminated ZnO (0001) bulk single-crystalline substrate. ACS Omega 5, 21104–21112 (2020). https://doi.org/10.1021/acsomega.0c0275010.1021/acsomega.0c02750 ↗
26. A.F. Tangoh, J. Park, N.N. Same, A.O. Yakub, D. Chaulagain, J.W. Roh, D. Suh, J.O. Lim, J.S. Huh, ZnO nanorods/graphene/CNT nanocomposite gas sensors for enhanced VOC gas response and selectivity: selective analysis of formaldehyde and ethanol. Mater. Sci. Eng. B 323, 118783–118795 (2026). https://doi.org/10.1016/j.mseb.2025.11878310.1016/j.mseb.2025.118783 ↗
27. M.Y. Kim, H.E. Choa, C.O. Park, S. Yu, K.C. Kim, S.H. Kong, S. Yu, G.H. Han, K.H. Lee, Y.M. Kwon, S.Y. Lee, Chem. Eng. J. 529, 172678–172686 (2026). https://doi.org/10.1016/j.cej.2026.17267810.1016/j.cej.2026.172678 ↗
28. Y. Zhang, X.J. Xu, Predicting lattice parameters for orthorhombic distorted-perovskite oxides via machine learning. Solid State Sci. 113, 106541–106519 (2021). https://doi.org/10.1016/j.solidstatesciences.2021.10654110.1016/j.solidstatesciences.2021.106541 ↗
29. M. Meng, W. Qin, C.Y. Li, K. Xu, L.Y. Li, J. Ma, L. Liu, K.L. Li, J.T. Qin, N. Zhu, Synergistic effect of photonic crystals and oxygen vacancies on photoelectrochemical water splitting of TiO2 nanotube. J. Nanoelectron. Optoelectron. 15(2), 226–230 (2020). https://doi.org/10.1166/jno.2020.270710.1166/jno.2020.2707 ↗
30. S.M. Wang, J. Cao, W. Cui, L.L. Fan, X.F. Li, D.J. Li, Oxygen vacancies and grain boundaries potential barriers modulation facilitated formaldehyde gas sensing performance for In2O3 hierarchical architectures. Sens. Actuators B Chem. 255, 159–165 (2018). https://doi.org/10.1016/j.snb.2017.08.05410.1016/j.snb.2017.08.054 ↗
31. Y. Zhang, X.J. Xu, Machine learning band gaps of doped-TiO2 photocatalysis from strctural and morphological parameters. ACS Omega 5, 15344–15352 (2020). https://doi.org/10.1021/acsomega.0c0143810.1021/acsomega.0c01438 ↗
32. B.Y. Xu, Z.Y. Gao, Q.Y. Cao, L.W. Lu, Aggravated melting point reduction due to size effect of ZnO nanowires assisted by oxygen vacancies. Ceram. Int. 51, 62197–62207 (2025). https://doi.org/10.1016/j.ceramint.2025.10.00310.1016/j.ceramint.2025.10.003 ↗
33. J.Y.W. Seto, The electrical properties of polycrystalline silicon films. J. Appl. Phys. 46, 5247–5254 (1973). https://doi.org/10.1063/1.321593)10.1063/1.321593) ↗
34. Y.D. Zhang, J.X. Zuo, P.J. Li, Y.H. Gao, W.W. He, Z. Zheng, Study of the nanoscale electrical performance of NiO thin films by C-AFM and KPFM techniques: the effect of grain boundary barrier. Physica E 111, 75–78 (2019). https://doi.org/10.1016/j.physe.2019.03.00510.1016/j.physe.2019.03.005 ↗
35. L. Yang, W.Y. Fu, L.B. Mao, L.X. Xu, C.P. Yao, H. Zhang, H.Y. Cheng, In2O3-ZnO/laser-induced graphene nanocomposites for a highly sensitive, room-temperature, flexible methane gas sensor. ACS Appl. Nano Mater. 8, 7510–7519 (2025). https://doi.org/10.1021/acsanm.4c0732310.1021/acsanm.4c07323 ↗
36. S.B. Kang, A. Sanger, M.H. Jeong, J.M. Baik, K.J. Choi, Heterogeneous stacking of reduced graphene oxide on ZnO nanowires for NO2 gas sensors with dramatically improved response and high sensitivity. Sens. Actuat B Chem. 379, 133196–133205 (2023). https://doi.org/10.2139/ssrn.4281733)10.2139/ssrn.4281733) ↗
37. W.F. Liu, Z.W. Chen, Z. Ma, J.T. Li, Y.Q. Liu, Y. Zhang, Y.M. Feng, High-load Ti3C2 MXene cathode through surface modification for degradable aqueous zinc-ion micro-supercapacitors with excellent energy density and anti-self-discharge. Chem. Eng. J. 494, 153149–153157 (2024). https://doi.org/10.1016/j.cej.2024.15314910.1016/j.cej.2024.153149 ↗
38. S. Uma, M.K. Shobana, Band structure and mechanism of semiconductor metal oxide heterojunction gas sensor. Inorg. Chem. Commun. 160, 111941–111948 (2024). https://doi.org/10.1016/j.inoche.2023.111941)10.1016/j.inoche.2023.111941) ↗
39. A.A. Ojeery, M.A. Farea, Enhancing sensitivity and selectivity in gas sensors: a novel approach using metal oxide-conducting polymer composites. Inorg. Chem. Commun. 172, 113726–113732 (2025). https://doi.org/10.1016/j.inoche.2024.11372610.1016/j.inoche.2024.113726 ↗
40. M.Y. Kim, H. Choa, C.O. Park, D.T.H. To, T.K.P. Cao, E.R. Mendoza, C. Jin, B.Z. Lee, N.V. Myung, K.H. Lee, Boundary engineering of porous zinc oxide nanosheets to enhance gas sensing performance. Sens. Actual. Rep. 9, 100322–100332 (2023). https://doi.org/10.1016/j.snr.2025.100322)10.1016/j.snr.2025.100322) ↗
41. Y.D. Zhang, J.X. Zuo, Y.H. Gao, P.J. Li, W.W. He, Z. Zheng, Investigation on the nanoscale electric performance of NiO thin films by C-AFM and KPFM: the effect of Cu doping. J. Phys. Chem. Solids 131, 27–33 (2019). https://doi.org/10.1016/j.jpcs.2019.03.01310.1016/j.jpcs.2019.03.013 ↗
42. Y.S. Shi, H.Y. Xu, T.Y. Liu, S. Zeb, Y. Nie, Y.M. Zhao, C.Y. Qin, X.C. Jiang, Advanced development of metal oxide nanomaterials for H2 gas sensing applications. Mater. Adv. 2, 1530–1569 (2021). https://doi.org/10.1039/D0MA00880J10.1039/D0MA00880J ↗
43. R.R. Jalolov, B.N. Rustamova, Defect formation in hydrothermally grown ZnO and S-doped ZnO nanostructures. Ceram. Int. 51, 40833–40840 (2025). https://doi.org/10.1016/j.ceramint.2025.06.30810.1016/j.ceramint.2025.06.308 ↗
44. M.R. Alenezi, A.S. Alshammari, K.D.G.I. Jayawardena, M.J. Beliatis, S.J. Henley, S.R.P. Silva, Role of the exposed polar facets in the performance of thermally and UV activated ZnO nanostructured gas sensors. J. Phys. Chem. C 117, 17850–17858 (2013). https://doi.org/10.1021/jp406189510.1021/jp4061895 ↗
45. S.L. Fu, M.H. Yin, G.J. Li, Ultra-high response and excellent selectivity of triethylamine gas sensor based on Co3O4-ZnO porous hierarchical heterostruture. Mater. Sci. Semicond. Process. 187, 109127–109134 (2025). https://doi.org/10.1016/j.mssp.2024.10912710.1016/j.mssp.2024.109127 ↗
46. Y.D. Zhang, Z.W. Dong, H.M. Jia, Preparation of ZnO nanorod-based gas sensor and its ethanol gas sensing performance. Bull. Mater. Sci. 46, 180–186 (2023). https://doi.org/10.1007/s12034-023-03024-z10.1007/s12034-023-03024-z ↗
47. Y.D. Zhang, Z.W. Dong, H.M. Jia, Enhanced gas sensing performance to ethanol of ZnO based on Ag modification by a simple solid-state reaction method. Appl. Phys. A 129, 666–676 (2023). https://doi.org/10.1007/s00339-023-06952-z10.1007/s00339-023-06952-z ↗
48. D. Kumar, A. Kumar, R. Singh, Effect of surfactant-assisted synthesis of ZnO nanoparticles on gas sensitivity. J. Electron. Mater. 54, 9631–9639 (2025). https://doi.org/10.1007/s11664-025-12398-110.1007/s11664-025-12398-1 ↗
49. S.Y. Jeong, J. Jang, CeO2 filter-based monolithic bilayer gas sensors for selective, sensitive and fast methanol detection. Chem. Eng. J. 507, 160614–160622 (2025). https://doi.org/10.1016/j.cej.2025.16061410.1016/j.cej.2025.160614 ↗
50. Z.Q. Shi, Y. Li, H.W. Liu, W. Wang, W.Y. He, H.T. Zhang, C. Xue, W.Y. Peng, A V2O5/SWCNTs composite thin films gas sensor for fast acetone sensing. Sens. Actuators A Phys. 393, 116837–116845 (2025). https://doi.org/10.1016/j.sna.2025.11683710.1016/j.sna.2025.116837 ↗
51. V. Suresh, P. Nagaraju, V. Kathirvelu, S.R. Parne, D.P. Jaseph, Temperature-dependent modulation of ZnO-NiO composite thin films for the development of ammonia gas sensor. J. Alloys Compd. 1028, 180719–180726 (2025). https://doi.org/10.1016/j.jallcom.2025.18071910.1016/j.jallcom.2025.180719 ↗
52. K.B. Venkatesh, K. Srivarshini, B.R. Frances, B.G. Jeyaprakash, D. Balamurugan, High-temperature ammonia sensor based on spray-deposited ZnO nanograins. J. Electron. Mater. 54, 3719–3726 (2025). https://doi.org/10.1007/s11664-025-11821-x10.1007/s11664-025-11821-x ↗