JP2020519441A - プラズモンアンテナおよび反応性触媒表面からなる多成分プラズモン光触媒:アンテナ−リアクタ効果 - Google Patents
プラズモンアンテナおよび反応性触媒表面からなる多成分プラズモン光触媒:アンテナ−リアクタ効果 Download PDFInfo
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Abstract
Description
本発明は、空軍科学研究局により提供された助成金番号FA9550−15−1−0022および全米科学財団により提供された助成金番号DGE1450681に基づき、政府の支援によりなされた。政府は本発明において特定の権利を有する。
Claims (20)
- プラズモン材料の前駆体および反応性成分の前駆体を含む前駆体溶液から沈殿を誘導して共沈殿粒子を形成することと、
上記共沈殿粒子を回収することと、
上記共沈殿粒子をアニールして、プラズモン材料と光学的、熱的、または電子的にカップリングした反応性成分を含む多成分光触媒を形成することと
を含む、多成分光触媒を作製する方法。 - プラズモン材料の前駆体および反応性成分の前駆体を溶液に溶解させて上記前駆体溶液を形成することをさらに含む、請求項1に記載の方法。
- 上記溶液に支持体材料の前駆体も溶解させる、請求項2に記載の方法。
- 上記前駆体溶液を塩基性溶液に接触させることで沈殿が誘導される、請求項1に記載の方法。
- 上記塩基性溶液は、水溶液に溶解したアルカリ金属炭酸塩、アルカリ金属重炭酸塩、およびアルカリ金属水酸化物のうちの少なくとも1種を含む、請求項4に記載の方法。
- 上記プラズモン材料の前駆体および上記反応性成分の前駆体は遷移金属塩である、請求項1に記載の方法。
- 上記反応性成分の前駆体中の金属に対する上記プラズモン材料の前駆体中の金属のモル比は、1000:1〜10:1である、請求項1に記載の方法。
- 上記共沈殿粒子は99.9%〜20%の支持体材料である、請求項3に記載の方法。
- 上記アニールは、少なくとも部分的に還元性雰囲気中で行われる、請求項1に記載の方法。
- 上記アニールは200℃〜1000℃の温度で行われる、請求項1に記載の方法。
- 支持体材料の前駆体、プラズモン材料の前駆体、および反応性成分の前駆体を含む前駆体溶液から沈殿を誘導して、多成分光触媒前駆体の共沈殿粒子を形成することと、上記多成分光触媒前駆体を回収することとを含む方法により多成分光触媒前駆体を形成することと;
上記多成分光触媒前駆体を高温反応チャンバーに充填することと;
充填した多成分光触媒をアニールして、プラズモン材料と光学的、熱的、または電子的にカップリングした反応性成分を含む多成分光触媒を形成することと;
上記反応チャンバーに反応物を供給することと;
上記反応チャンバー内の上記多成分光触媒を、上記プラズモン材料のプラズモン共鳴と重なる波長を有する光源で照射することと
を含む、反応を触媒する方法。 - 上記多成分光触媒前駆体は、上記高温反応チャンバーに充填する前にペレットまたはフィルムに加工される、請求項11に記載の方法。
- 上記プラズモン材料の前駆体および上記反応性成分の前駆体は遷移金属塩である、請求項11に記載の方法。
- 上記反応性成分の前駆体中の金属に対する上記プラズモン材料の前駆体中の金属のモル比は、1000:1〜10:1である、請求項11に記載の方法。
- 上記アニールは、少なくとも部分的に還元性雰囲気中で行われる、請求項11に記載の方法。
- 上記アニールは200℃〜1000℃の温度で行われる、請求項11に記載の方法。
- 上記プラズモン材料は、金(Au)、銀(Ag)、銅(Cu)、アルミニウム(Al)、および上記元素を含む合金から選択される、請求項11に記載の方法。
- 上記反応性成分は、パラジウム(Pd)、白金(Pt)、ルテニウム(Ru)、ロジウム(Rh)、ニッケル(Ni)、鉄(Fe)、コバルト(Co)、イリジウム(Ir)、オスミウム(Os)、チタン(Ti)、バナジウム(V)、インジウム(In)から選択される、請求項11に記載の方法。
- 上記多成分光触媒は、上記プラズモン材料の表面で合金化された反応性成分を有する、請求項11に記載の方法。
- 上記反応は、メタンスチームリフォーミング、メタンドライリフォーミング、アンモニア分解、亜酸化窒素分解、逆水性ガスシフト、水性ガスシフト、アセチレンの還元、アンモニア合成、およびフィッシャー・トロプシュ合成のうちの1つである、請求項11に記載の方法。
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KR102318432B1 (ko) * | 2020-03-13 | 2021-10-28 | 광운대학교 산학협력단 | 은-금-백금 합금 나노입자의 제조방법 |
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CN112439426A (zh) * | 2020-12-08 | 2021-03-05 | 湖南大学 | 一种负载型等离激元纳米合金光催化剂 |
CN112547108B (zh) * | 2020-12-11 | 2022-02-01 | 江南大学 | 一种用于抗生素污染降解的三元复合光催化剂及制备方法 |
CN112811398B (zh) * | 2020-12-30 | 2022-05-03 | 湖南大学 | 利用烯醇-酮式共价有机骨架/石墨相氮化碳复合光催化剂制备过氧化氢的方法 |
TW202306643A (zh) | 2021-05-27 | 2023-02-16 | 美商融合等離子公司 | 用於工業化學品生產的氣體物質之光催化反應器單元 |
WO2023272389A1 (en) * | 2021-06-30 | 2023-01-05 | The Governing Council Of The University Of Toronto | Tri-functional heterogeneous photocatalyst |
WO2023215474A1 (en) | 2022-05-04 | 2023-11-09 | Syzygy Plasmonics Inc. | Photoreactor design for chemical reactions with limited thermodynamics |
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US20200206722A1 (en) | 2020-07-02 |
PH12019502525A1 (en) | 2020-07-20 |
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KR20200008554A (ko) | 2020-01-28 |
WO2018231398A3 (en) | 2019-05-16 |
US20210023541A1 (en) | 2021-01-28 |
US10766024B2 (en) | 2020-09-08 |
JP2022090008A (ja) | 2022-06-16 |
AU2018286458B2 (en) | 2020-07-23 |
EP3621730A2 (en) | 2020-03-18 |
IL270604B (en) | 2021-12-01 |
MX2019013326A (es) | 2020-12-11 |
US20180333712A1 (en) | 2018-11-22 |
AU2018286458A1 (en) | 2019-12-05 |
NZ759101A (en) | 2022-05-27 |
US11958043B2 (en) | 2024-04-16 |
CA3062848A1 (en) | 2018-12-20 |
KR102311136B1 (ko) | 2021-10-12 |
WO2018231398A8 (en) | 2019-11-28 |
WO2018231398A2 (en) | 2018-12-20 |
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