JPWO2017047041A1 - 化学物質濃縮器および化学物質検出装置 - Google Patents
化学物質濃縮器および化学物質検出装置 Download PDFInfo
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Abstract
Description
本開示の一態様にかかる化学物質濃縮器および化学物質検出装置について、図1および図2を参照して説明する。
111 下基板
111A 第一の内壁
112 上基板
12,12a,12b,12c,12d,12e,12f,12g,12h,12i 第一の電極
13,13a,13b,13c,13d,13e,13f,13g,13h,13i 第二の電極
14,14a,14b,14c,14d,14e,14f,14g,14h,14i 吸着材
141 ナノワイヤ
142 多孔質体
143 空隙
15 冷却部
16 断熱層
20,20A,20B,20C,20D,20E 化学物質濃縮器
21 検出部
211 検出素子
22 電流供給部
23 制御部
40 化学物質検出装置
Claims (13)
- 化学物質を含む気体試料が流れる流路と、
前記流路の第一の内壁に設けられる第一の電極と、
前記第一の電極と離間して前記第一の内壁に設けられる第二の電極と、
前記第一の電極、前記第二の電極、および前記第一の電極と前記第二の電極との間の前記第一の内壁のそれぞれに接触して設けられる導電性の吸着材と、を備える、
化学物質濃縮器。 - 前記吸着材は導電性のナノワイヤである、
請求項1に記載の化学物質濃縮器。 - 前記ナノワイヤは、金属酸化物で構成される、
請求項2に記載の化学物質濃縮器。 - 前記ナノワイヤは、金属酸化物で覆われたカーボンナノチューブである、
請求項2に記載の化学物質濃縮器。 - 前記吸着材は導電性の多孔質体である、
請求項1に記載の化学物質濃縮器。 - 前記吸着材を冷却する冷却部と、をさらに備える、
請求項1に記載の化学物質濃縮器。 - 前記第一の内壁は、前記吸着材と接する層として断熱層を備える、
請求項1に記載の化学物質濃縮器。 - 前記流路は、複数の内壁により形成され、前記第一の内壁は前記複数の内壁のうちの一つである、
請求項1に記載の化学物質濃縮器。 - 前記吸着材は、前記流路内に複数分かれて配置されている、
請求項1に記載の化学物質濃縮器。 - 前記複数の吸着材は、材料または表面の修飾状態が、互いに異なる、
請求項9に記載の化学物質濃縮器。 - 前記第一の電極および前記第二の電極は、前記複数の吸着材のそれぞれに設けられており、
前記複数の吸着材に設けられる前記第一の電極および前記第二の電極のそれぞれに対して選択的に電流を供給する電流供給部をさらに備える、
請求項9または10に記載の化学物質濃縮器。 - 前記吸着材に流れる電流値を計測する計測部と、
前記電流値から前記吸着材の電気抵抗値の変化を求めることにより、前記吸着材に吸着された前記化学物質の吸着量を推定する吸着量推定部と、をさらに備える、
請求項1に記載の化学物質濃縮器。 - 請求項1に記載の化学物質濃縮器と、
前記化学物質濃縮器によって濃縮された前記化学物質を検出する検出部と、を備える、
化学物質検出装置。
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JP2015184559 | 2015-09-18 | ||
JP2015184559 | 2015-09-18 | ||
PCT/JP2016/004053 WO2017047041A1 (ja) | 2015-09-18 | 2016-09-06 | 化学物質濃縮器および化学物質検出装置 |
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US (1) | US20180149565A1 (ja) |
EP (1) | EP3351920B1 (ja) |
JP (1) | JP6750628B2 (ja) |
CN (1) | CN107683407B (ja) |
WO (1) | WO2017047041A1 (ja) |
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US10501316B2 (en) | 2010-11-15 | 2019-12-10 | The Government Of The United States Of America, As Represented By The Secretary Of The Navy | Nanowire arrays for trace vapor preconcentration |
US20170212069A1 (en) * | 2014-12-22 | 2017-07-27 | Panasonic Intellectual Property Management Co., Ltd. | Chemical substance concentrator and chemical substance detecting device |
EP3391955B1 (en) * | 2015-12-14 | 2020-06-17 | Panasonic Corporation | Chemical substance concentrator and chemical substance detector |
WO2018079174A1 (ja) * | 2016-10-31 | 2018-05-03 | パナソニック株式会社 | 化学物質濃縮器および化学物質検出装置 |
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US20180149565A1 (en) | 2018-05-31 |
CN107683407A (zh) | 2018-02-09 |
EP3351920B1 (en) | 2023-11-01 |
JP6750628B2 (ja) | 2020-09-02 |
EP3351920A4 (en) | 2018-10-17 |
CN107683407B (zh) | 2021-06-18 |
EP3351920A1 (en) | 2018-07-25 |
WO2017047041A1 (ja) | 2017-03-23 |
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