Uma breve revisão sobre a catálise por átomos isolados: conceitos e aplicações
Autor(a) principal: | |
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Data de Publicação: | 2022 |
Outros Autores: | , , , , , , , |
Tipo de documento: | Artigo |
Idioma: | por |
Título da fonte: | Química Nova (Online) |
Texto Completo: | http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422022000200194 |
Resumo: | A BRIEF OVERVIEW ON SINGLE-ATOM CATALYSIS: CONCEPTS AND APPLICATIONS. Catalytic processes became extremely important for the development of our society, especially after the second industrial revolution. Thus, the research for more efficient catalysts is an obstacle to overcome to achieve cheaper processes, higher yields, and selectivity of desired products. In this context, single-atom catalysis emerges as a promising alternative to unite the advantages of traditional homogeneous and heterogeneous catalysis. Catalysis by single-atoms is a bridge that unites in a single catalyst the ease of recovery and reuse (from heterogeneous catalysis) with the high exposure and uniformity of sites (from homogeneous catalysis). Thus, single-atom catalysts (SACs) and single-atom alloys (SAAs) have already found several applications in the literature, such as in hydrogenation, oxidation, conversion of biomass derivatives, electrocatalysis, and photocatalysis. However, it is essential to emphasize that it is still a field that is expanding and relatively new, with several opportunities and many barriers to surpass. In this review, concepts of homogeneous, enzymatic, and heterogeneous catalysis will be addressed, as well as fundamental aspects of single-atom catalysis, preparation methods, characterization, and current challenges. |
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Uma breve revisão sobre a catálise por átomos isolados: conceitos e aplicaçõescatalysissingle-atom catalysissingle-atom alloysSACsSAAsA BRIEF OVERVIEW ON SINGLE-ATOM CATALYSIS: CONCEPTS AND APPLICATIONS. Catalytic processes became extremely important for the development of our society, especially after the second industrial revolution. Thus, the research for more efficient catalysts is an obstacle to overcome to achieve cheaper processes, higher yields, and selectivity of desired products. In this context, single-atom catalysis emerges as a promising alternative to unite the advantages of traditional homogeneous and heterogeneous catalysis. Catalysis by single-atoms is a bridge that unites in a single catalyst the ease of recovery and reuse (from heterogeneous catalysis) with the high exposure and uniformity of sites (from homogeneous catalysis). Thus, single-atom catalysts (SACs) and single-atom alloys (SAAs) have already found several applications in the literature, such as in hydrogenation, oxidation, conversion of biomass derivatives, electrocatalysis, and photocatalysis. However, it is essential to emphasize that it is still a field that is expanding and relatively new, with several opportunities and many barriers to surpass. In this review, concepts of homogeneous, enzymatic, and heterogeneous catalysis will be addressed, as well as fundamental aspects of single-atom catalysis, preparation methods, characterization, and current challenges.Sociedade Brasileira de Química2022-01-01info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersiontext/htmlhttp://old.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422022000200194Química Nova v.45 n.2 2022reponame:Química Nova (Online)instname:Sociedade Brasileira de Química (SBQ)instacron:SBQ10.21577/0100-4042.20170822info:eu-repo/semantics/openAccessFerreira,Luanne E. MRibeiro,Ruan S. AMadriaga,Vinicius G. CVasconcelos,Sancler CShimabukuro,Eric T. TRossa,ViniciusVieira,Sara SPassos,Fabio BLima,Thiago Mpor2022-04-18T00:00:00Zoai:scielo:S0100-40422022000200194Revistahttps://www.scielo.br/j/qn/ONGhttps://old.scielo.br/oai/scielo-oai.phpquimicanova@sbq.org.br1678-70640100-4042opendoar:2022-04-18T00:00Química Nova (Online) - Sociedade Brasileira de Química (SBQ)false |
dc.title.none.fl_str_mv |
Uma breve revisão sobre a catálise por átomos isolados: conceitos e aplicações |
title |
Uma breve revisão sobre a catálise por átomos isolados: conceitos e aplicações |
spellingShingle |
Uma breve revisão sobre a catálise por átomos isolados: conceitos e aplicações Ferreira,Luanne E. M catalysis single-atom catalysis single-atom alloys SACs SAAs |
title_short |
Uma breve revisão sobre a catálise por átomos isolados: conceitos e aplicações |
title_full |
Uma breve revisão sobre a catálise por átomos isolados: conceitos e aplicações |
title_fullStr |
Uma breve revisão sobre a catálise por átomos isolados: conceitos e aplicações |
title_full_unstemmed |
Uma breve revisão sobre a catálise por átomos isolados: conceitos e aplicações |
title_sort |
Uma breve revisão sobre a catálise por átomos isolados: conceitos e aplicações |
author |
Ferreira,Luanne E. M |
author_facet |
Ferreira,Luanne E. M Ribeiro,Ruan S. A Madriaga,Vinicius G. C Vasconcelos,Sancler C Shimabukuro,Eric T. T Rossa,Vinicius Vieira,Sara S Passos,Fabio B Lima,Thiago M |
author_role |
author |
author2 |
Ribeiro,Ruan S. A Madriaga,Vinicius G. C Vasconcelos,Sancler C Shimabukuro,Eric T. T Rossa,Vinicius Vieira,Sara S Passos,Fabio B Lima,Thiago M |
author2_role |
author author author author author author author author |
dc.contributor.author.fl_str_mv |
Ferreira,Luanne E. M Ribeiro,Ruan S. A Madriaga,Vinicius G. C Vasconcelos,Sancler C Shimabukuro,Eric T. T Rossa,Vinicius Vieira,Sara S Passos,Fabio B Lima,Thiago M |
dc.subject.por.fl_str_mv |
catalysis single-atom catalysis single-atom alloys SACs SAAs |
topic |
catalysis single-atom catalysis single-atom alloys SACs SAAs |
description |
A BRIEF OVERVIEW ON SINGLE-ATOM CATALYSIS: CONCEPTS AND APPLICATIONS. Catalytic processes became extremely important for the development of our society, especially after the second industrial revolution. Thus, the research for more efficient catalysts is an obstacle to overcome to achieve cheaper processes, higher yields, and selectivity of desired products. In this context, single-atom catalysis emerges as a promising alternative to unite the advantages of traditional homogeneous and heterogeneous catalysis. Catalysis by single-atoms is a bridge that unites in a single catalyst the ease of recovery and reuse (from heterogeneous catalysis) with the high exposure and uniformity of sites (from homogeneous catalysis). Thus, single-atom catalysts (SACs) and single-atom alloys (SAAs) have already found several applications in the literature, such as in hydrogenation, oxidation, conversion of biomass derivatives, electrocatalysis, and photocatalysis. However, it is essential to emphasize that it is still a field that is expanding and relatively new, with several opportunities and many barriers to surpass. In this review, concepts of homogeneous, enzymatic, and heterogeneous catalysis will be addressed, as well as fundamental aspects of single-atom catalysis, preparation methods, characterization, and current challenges. |
publishDate |
2022 |
dc.date.none.fl_str_mv |
2022-01-01 |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article |
dc.type.status.fl_str_mv |
info:eu-repo/semantics/publishedVersion |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422022000200194 |
url |
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422022000200194 |
dc.language.iso.fl_str_mv |
por |
language |
por |
dc.relation.none.fl_str_mv |
10.21577/0100-4042.20170822 |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
text/html |
dc.publisher.none.fl_str_mv |
Sociedade Brasileira de Química |
publisher.none.fl_str_mv |
Sociedade Brasileira de Química |
dc.source.none.fl_str_mv |
Química Nova v.45 n.2 2022 reponame:Química Nova (Online) instname:Sociedade Brasileira de Química (SBQ) instacron:SBQ |
instname_str |
Sociedade Brasileira de Química (SBQ) |
instacron_str |
SBQ |
institution |
SBQ |
reponame_str |
Química Nova (Online) |
collection |
Química Nova (Online) |
repository.name.fl_str_mv |
Química Nova (Online) - Sociedade Brasileira de Química (SBQ) |
repository.mail.fl_str_mv |
quimicanova@sbq.org.br |
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1750318121577611264 |