共查询到20条相似文献,搜索用时 15 毫秒
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Oleg Lupan Vasile Postica Niklas Wolff Oleksandr Polonskyi Viola Duppel Victor Kaidas Eugen Lazari Nicolai Ababii Franz Faupel Lorenz Kienle Rainer Adelung 《Small (Weinheim an der Bergstrasse, Germany)》2017,13(16)
A composed morphology of iron oxide microstructures covered with very thin nanowires (NWs) with diameter of 15–50 nm has been presented. By oxidizing metallic Fe microparticles at 255 °C for 12 and 24 h, dense iron oxide NW networks bridging prepatterned Au/Cr pads are obtained. X‐ray photoelectron spectroscopy studies reveal formation of α‐Fe2O3 and Fe3O4 on the surface and it is confirmed by detailed high‐resolution transmission electron microscopy and selected area electron diffraction (SAED) investigations that NWs are single phase α‐Fe2O3 and some domains of single phase Fe3O4. Localized synthesis of such nano‐ and microparticles directly on sensor platform/structure at 255 °C for 24 h and reoxidation at 650 °C for 0.2–2 h, yield in highly performance and reliable detection of acetone vapor with fast response and recovery times. First nanosensors on a single α‐Fe2O3 nanowire are fabricated and studied showing excellent performances and an increase in acetone response by decrease of their diameter was developed. The facile technological approach enables this nanomaterial as candidate for a range of applications in the field of nanoelectronics such as nanosensors and biomedicine devices, especially for breath analysis in the treatment of diabetes patients. 相似文献
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Pb(Fe2/3W1/3)O3的制备及其介电性能研究 总被引:1,自引:0,他引:1
本文采用半化学法,即硝酸铁代替传统氧化物混合法中的三氧化二铁与PbO和WO3浆料混合,经850℃,2h预烧,一步合成了钙钛矿单相的Pb(Fe2/3W1/3)O3(PFW)预烧粉体;再经870℃和2h烧结,得到了纯钙钛矿相的PFW陶瓷,其理论密度大于98%,在1kHz时的最大介电常数εmax为8000,高于二次合成法和传统氧化物法制备的PFW陶瓷,表明半化学法对制备PFW陶瓷是可行的. 相似文献
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Wearable Sensors: Silver Nanowire Embedded Colorless Polyimide Heater for Wearable Chemical Sensors: Improved Reversible Reaction Kinetics of Optically Reduced Graphene Oxide (Small 42/2016)
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Seon‐Jin Choi Sang‐Joon Kim Ji‐Soo Jang Ji‐Hyun Lee Il‐Doo Kim 《Small (Weinheim an der Bergstrasse, Germany)》2016,12(42):5781-5781
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Calcium Oxide: Multishelled CaO Microspheres Stabilized by Atomic Layer Deposition of Al2O3 for Enhanced CO2 Capture Performance (Adv. Mater. 41/2017)
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Andac Armutlulu Muhammad Awais Naeem Hsueh‐Ju Liu Sung Min Kim Agnieszka Kierzkowska Alexey Fedorov Christoph R. Müller 《Advanced materials (Deerfield Beach, Fla.)》2017,29(41)
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3D Neuronal Networks: Multiscale Modulation of Nanocrystalline Cellulose Hydrogel via Nanocarbon Hybridization for 3D Neuronal Bilayer Formation (Small 26/2017)
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Dongyoon Kim Subeom Park Insu Jo Seong‐Min Kim Dong Hee Kang Sung‐Pyo Cho Jong Bo Park Byung Hee Hong Myung‐Han Yoon 《Small (Weinheim an der Bergstrasse, Germany)》2017,13(26)
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Nanowires: Nanorecycling: Monolithic Integration of Copper and Copper Oxide Nanowire Network Electrode through Selective Reversible Photothermochemical Reduction (Adv. Mater. 41/2015)
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Seungyong Han Sukjoon Hong Junyeob Yeo Dongkwan Kim Bongchul Kang Min‐Yang Yang Seung Hwan Ko 《Advanced materials (Deerfield Beach, Fla.)》2015,27(41):6396-6396
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Gas Sensors: A New Strategy for Humidity Independent Oxide Chemiresistors: Dynamic Self‐Refreshing of In2O3 Sensing Surface Assisted by Layer‐by‐Layer Coated CeO2 Nanoclusters (Small 31/2016)
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Ji‐Wook Yoon Jun‐Sik Kim Tae‐Hyung Kim Young Jun Hong Yun Chan Kang Jong‐Heun Lee 《Small (Weinheim an der Bergstrasse, Germany)》2016,12(31):4159-4159
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DNA Imaging: DNA Binding Peptide Directed Synthesis of Continuous DNA Nanowires for Analysis of Large DNA Molecules by Scanning Electron Microscope (Small 2/2017)
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Kyung‐Il Kim Seonghyun Lee Xuelin Jin Su Ji Kim Kyubong Jo Jung Heon Lee 《Small (Weinheim an der Bergstrasse, Germany)》2017,13(2)
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Polymorphism: Fabrication of a Stable New Polymorph Gold Nanowire with Sixfold Rotational Symmetry (Adv. Mater. 16/2018)
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Seonhee Lee Changdeuck Bae Jubok Lee Subin Lee Sang Ho Oh Jeongyong Kim Gyeong‐Su Park Hyun Suk Jung Hyunjung Shin 《Advanced materials (Deerfield Beach, Fla.)》2018,30(16)
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