Solid electrolyte type ammonia gas sensor based on trivalent aluminum ion conducting solids
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作者:
Nagai, Tsukasa
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Osaka Univ, Fac Engn, Dept Appl Chem, Suita, Osaka 5650871, Japan
Japan Soc Promot Sci, Chiyoda Ku, Tokyo 1028472, JapanOsaka Univ, Fac Engn, Dept Appl Chem, Suita, Osaka 5650871, Japan
Nagai, Tsukasa
[1
,2
]
Tamura, Shinji
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Osaka Univ, Fac Engn, Dept Appl Chem, Suita, Osaka 5650871, JapanOsaka Univ, Fac Engn, Dept Appl Chem, Suita, Osaka 5650871, Japan
Tamura, Shinji
[1
]
Imanaka, Nobuhito
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Osaka Univ, Fac Engn, Dept Appl Chem, Suita, Osaka 5650871, JapanOsaka Univ, Fac Engn, Dept Appl Chem, Suita, Osaka 5650871, Japan
Imanaka, Nobuhito
[1
]
机构:
[1] Osaka Univ, Fac Engn, Dept Appl Chem, Suita, Osaka 5650871, Japan
[2] Japan Soc Promot Sci, Chiyoda Ku, Tokyo 1028472, Japan
Ammonia gas sensors were fabricated by using trivalent aluminum ion conducting (Al0.2Zr0.8)(20/19)Nb(PO4)(3) solid electrolyte with aluminum metal film as a reference electrode. As the auxiliary sensing electrode material, praseodymium ammonium double sulfate Pr-2(SO4)(3).(NH4)(2)SO4 or (NH4)(2)HPO4 doped La2O2SO4 solid solution, 0.7La(2)O(2)SO(4)-0.3(NH4)(2)HPO4, was applied from the view points of thermal stability or water durability. The former sensor with Pr2(SO4)3.(NH4)2SO4 showed a rapid response and the latter one with 0.7La(2)O(2)SO(4)-0.3(NH4)(2)HPO4 exhibited a theoretical response even in a humid atmosphere. Since the present sensors applying Al3+ ion conductor showed such a high sensing performance of rapid response or high durability for water, it is greatly expected to be practical NH3 gas sensors. (C) 2010 Elsevier B.V. All rights reserved.
机构:
Osaka Univ, Fac Engn, Dept Appl Chem, Suita, Osaka 5650871, Japan
Japan Soc Promot Sci, Tokyo 1028472, JapanOsaka Univ, Fac Engn, Dept Appl Chem, Suita, Osaka 5650871, Japan
Nagai, Tsukasa
Tamura, Shinji
论文数: 0引用数: 0
h-index: 0
机构:
Osaka Univ, Fac Engn, Dept Appl Chem, Suita, Osaka 5650871, JapanOsaka Univ, Fac Engn, Dept Appl Chem, Suita, Osaka 5650871, Japan
Tamura, Shinji
Imanaka, Nobuhito
论文数: 0引用数: 0
h-index: 0
机构:
Osaka Univ, Fac Engn, Dept Appl Chem, Suita, Osaka 5650871, JapanOsaka Univ, Fac Engn, Dept Appl Chem, Suita, Osaka 5650871, Japan
机构:
Osaka Univ, Dept Appl Chem, Fac Engn, Suita, Osaka 5650871, Japan
Japan Soc Promot Sci, Tokyo 1028472, JapanOsaka Univ, Dept Appl Chem, Fac Engn, Suita, Osaka 5650871, Japan
Nagai, Tsukasa
Tamura, Shinji
论文数: 0引用数: 0
h-index: 0
机构:
Osaka Univ, Dept Appl Chem, Fac Engn, Suita, Osaka 5650871, JapanOsaka Univ, Dept Appl Chem, Fac Engn, Suita, Osaka 5650871, Japan
Tamura, Shinji
Imanaka, Nobuhito
论文数: 0引用数: 0
h-index: 0
机构:
Osaka Univ, Dept Appl Chem, Fac Engn, Suita, Osaka 5650871, JapanOsaka Univ, Dept Appl Chem, Fac Engn, Suita, Osaka 5650871, Japan