Biomining of iron-containing nanoparticles from coal tailings
Autor(a) principal: | |
---|---|
Data de Publicação: | 2019 |
Outros Autores: | , , , , |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | Repositório Institucional da UNIFESP |
Texto Completo: | https://link.springer.com/article/10.1007/s00253-019-10001-2#:~:text=The%20biomining%20of%20iron%20from%20coal%20tailings%20by%20the%20bacterium,transform%20it%20into%20iron%20NPs. https://repositorio.unifesp.br/handle/11600/60891 |
Resumo: | Sulfur minerals originating from coal mining represent an important environmental problem. Turning these wastes into value added by-products can be an interesting alternative. Biotransformation of coal tailings into iron-containing nanoparticles using Rhodococcus erythropolis ATCC 4277 free cells was studied. The influence of culture conditions (stirring rate, biomass concentration, and coal tailings ratio) in the particle size was investigated using a 23 full factorial design. Statistical analysis revealed that higher concentrations of biomass produced larger sized particles. Conversely, a more intense stirring rate of the culture medium and a higher coal tailings ratio (% w/w) led to the synthesis of smaller particles. Thus, the culture conditions that produced smaller particles (< 50 nm) were 0.5 abs of normalized biomass concentration, 150 rpm of stirring rate, and 2.5% w/w of coal tailings ratio. Composition analyses showed that the biosynthesized nanoparticles are formed by iron sulfate. Conversion ratio of the coal tailings into iron-containing nanoparticles reached 19%. The proposed biosynthesis process, using R. erythropolis ATCC 4277 free cells, seems to be a new and environmentally friendly alternative for sulfur minerals reuse. |
id |
UFSP_36a535f39f209ab9431b3651f8f8b653 |
---|---|
oai_identifier_str |
oai:repositorio.unifesp.br:11600/60891 |
network_acronym_str |
UFSP |
network_name_str |
Repositório Institucional da UNIFESP |
repository_id_str |
3465 |
spelling |
Maass, Danielle [UNIFESP]Machado, Morgana de MedeirosRovaris, Beatriz CesaBernardin, Adriano MichaelOliveira, Débora deHotza, Dachamirhttp://lattes.cnpq.br/3431482044015696Alemanha2021-04-16T11:21:54Z2021-04-16T11:21:54Z2019-07-10https://link.springer.com/article/10.1007/s00253-019-10001-2#:~:text=The%20biomining%20of%20iron%20from%20coal%20tailings%20by%20the%20bacterium,transform%20it%20into%20iron%20NPs.0175-7598https://repositorio.unifesp.br/handle/11600/6089110.1007/s00253-019-10001-2Sulfur minerals originating from coal mining represent an important environmental problem. Turning these wastes into value added by-products can be an interesting alternative. Biotransformation of coal tailings into iron-containing nanoparticles using Rhodococcus erythropolis ATCC 4277 free cells was studied. The influence of culture conditions (stirring rate, biomass concentration, and coal tailings ratio) in the particle size was investigated using a 23 full factorial design. Statistical analysis revealed that higher concentrations of biomass produced larger sized particles. Conversely, a more intense stirring rate of the culture medium and a higher coal tailings ratio (% w/w) led to the synthesis of smaller particles. Thus, the culture conditions that produced smaller particles (< 50 nm) were 0.5 abs of normalized biomass concentration, 150 rpm of stirring rate, and 2.5% w/w of coal tailings ratio. Composition analyses showed that the biosynthesized nanoparticles are formed by iron sulfate. Conversion ratio of the coal tailings into iron-containing nanoparticles reached 19%. The proposed biosynthesis process, using R. erythropolis ATCC 4277 free cells, seems to be a new and environmentally friendly alternative for sulfur minerals reuse.Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)#2019/07659-47231–7240engSpringer NatureApplied Microbiology and BiotechnologyBiominingCoal tailingsIron sulfate nanoparticleRhodococcus erythropolisSulfur mineralsBiomining of iron-containing nanoparticles from coal tailingsBiomining of iron-containing nanoparticles from coal tailingsinfo:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/articlev. 103info:eu-repo/semantics/openAccessreponame:Repositório Institucional da UNIFESPinstname:Universidade Federal de São Paulo (UNIFESP)instacron:UNIFESPInstituto de Ciência e Tecnologia (ICT)Ciência e TecnologiaNão se aplicaNão se aplicaORIGINALMS_Biomining_repositorio.pdfMS_Biomining_repositorio.pdfArtigo principalapplication/pdf993330${dspace.ui.url}/bitstream/11600/60891/1/MS_Biomining_repositorio.pdfd4af64e64689dd77826db852f22107f3MD51open accessLICENSElicense.txtlicense.txttext/plain; charset=utf-85425${dspace.ui.url}/bitstream/11600/60891/2/license.txt61f375cf01652338303d0c55b40f78b5MD52open accessTEXTMS_Biomining_repositorio.pdf.txtMS_Biomining_repositorio.pdf.txtExtracted texttext/plain40797${dspace.ui.url}/bitstream/11600/60891/9/MS_Biomining_repositorio.pdf.txt7f0aa2b851445d6868c7f5d136e1f42aMD59open accessTHUMBNAILMS_Biomining_repositorio.pdf.jpgMS_Biomining_repositorio.pdf.jpgIM Thumbnailimage/jpeg4837${dspace.ui.url}/bitstream/11600/60891/11/MS_Biomining_repositorio.pdf.jpg9141b21043280db0c94c835c232bb321MD511open access11600/608912023-06-05 19:07:13.449open accessoai:repositorio.unifesp.br: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Repositório InstitucionalPUBhttp://www.repositorio.unifesp.br/oai/requestopendoar:34652023-06-05T22:07:13Repositório Institucional da UNIFESP - Universidade Federal de São Paulo (UNIFESP)false |
dc.title.pt_BR.fl_str_mv |
Biomining of iron-containing nanoparticles from coal tailings |
dc.title.alternative.pt_BR.fl_str_mv |
Biomining of iron-containing nanoparticles from coal tailings |
title |
Biomining of iron-containing nanoparticles from coal tailings |
spellingShingle |
Biomining of iron-containing nanoparticles from coal tailings Maass, Danielle [UNIFESP] Biomining Coal tailings Iron sulfate nanoparticle Rhodococcus erythropolis Sulfur minerals |
title_short |
Biomining of iron-containing nanoparticles from coal tailings |
title_full |
Biomining of iron-containing nanoparticles from coal tailings |
title_fullStr |
Biomining of iron-containing nanoparticles from coal tailings |
title_full_unstemmed |
Biomining of iron-containing nanoparticles from coal tailings |
title_sort |
Biomining of iron-containing nanoparticles from coal tailings |
author |
Maass, Danielle [UNIFESP] |
author_facet |
Maass, Danielle [UNIFESP] Machado, Morgana de Medeiros Rovaris, Beatriz Cesa Bernardin, Adriano Michael Oliveira, Débora de Hotza, Dachamir |
author_role |
author |
author2 |
Machado, Morgana de Medeiros Rovaris, Beatriz Cesa Bernardin, Adriano Michael Oliveira, Débora de Hotza, Dachamir |
author2_role |
author author author author author |
dc.contributor.authorLattes.pt_BR.fl_str_mv |
http://lattes.cnpq.br/3431482044015696 |
dc.contributor.author.fl_str_mv |
Maass, Danielle [UNIFESP] Machado, Morgana de Medeiros Rovaris, Beatriz Cesa Bernardin, Adriano Michael Oliveira, Débora de Hotza, Dachamir |
dc.subject.por.fl_str_mv |
Biomining Coal tailings Iron sulfate nanoparticle Rhodococcus erythropolis Sulfur minerals |
topic |
Biomining Coal tailings Iron sulfate nanoparticle Rhodococcus erythropolis Sulfur minerals |
description |
Sulfur minerals originating from coal mining represent an important environmental problem. Turning these wastes into value added by-products can be an interesting alternative. Biotransformation of coal tailings into iron-containing nanoparticles using Rhodococcus erythropolis ATCC 4277 free cells was studied. The influence of culture conditions (stirring rate, biomass concentration, and coal tailings ratio) in the particle size was investigated using a 23 full factorial design. Statistical analysis revealed that higher concentrations of biomass produced larger sized particles. Conversely, a more intense stirring rate of the culture medium and a higher coal tailings ratio (% w/w) led to the synthesis of smaller particles. Thus, the culture conditions that produced smaller particles (< 50 nm) were 0.5 abs of normalized biomass concentration, 150 rpm of stirring rate, and 2.5% w/w of coal tailings ratio. Composition analyses showed that the biosynthesized nanoparticles are formed by iron sulfate. Conversion ratio of the coal tailings into iron-containing nanoparticles reached 19%. The proposed biosynthesis process, using R. erythropolis ATCC 4277 free cells, seems to be a new and environmentally friendly alternative for sulfur minerals reuse. |
publishDate |
2019 |
dc.date.issued.fl_str_mv |
2019-07-10 |
dc.date.accessioned.fl_str_mv |
2021-04-16T11:21:54Z |
dc.date.available.fl_str_mv |
2021-04-16T11:21:54Z |
dc.type.status.fl_str_mv |
info:eu-repo/semantics/publishedVersion |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article |
format |
article |
status_str |
publishedVersion |
dc.identifier.pt_BR.fl_str_mv |
https://link.springer.com/article/10.1007/s00253-019-10001-2#:~:text=The%20biomining%20of%20iron%20from%20coal%20tailings%20by%20the%20bacterium,transform%20it%20into%20iron%20NPs. |
dc.identifier.uri.fl_str_mv |
https://repositorio.unifesp.br/handle/11600/60891 |
dc.identifier.issn.pt_BR.fl_str_mv |
0175-7598 |
dc.identifier.doi.pt_BR.fl_str_mv |
10.1007/s00253-019-10001-2 |
url |
https://link.springer.com/article/10.1007/s00253-019-10001-2#:~:text=The%20biomining%20of%20iron%20from%20coal%20tailings%20by%20the%20bacterium,transform%20it%20into%20iron%20NPs. https://repositorio.unifesp.br/handle/11600/60891 |
identifier_str_mv |
0175-7598 10.1007/s00253-019-10001-2 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.relation.ispartof.pt_BR.fl_str_mv |
Applied Microbiology and Biotechnology |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
7231–7240 |
dc.coverage.spatial.pt_BR.fl_str_mv |
Alemanha |
dc.publisher.none.fl_str_mv |
Springer Nature |
publisher.none.fl_str_mv |
Springer Nature |
dc.source.none.fl_str_mv |
reponame:Repositório Institucional da UNIFESP instname:Universidade Federal de São Paulo (UNIFESP) instacron:UNIFESP |
instname_str |
Universidade Federal de São Paulo (UNIFESP) |
instacron_str |
UNIFESP |
institution |
UNIFESP |
reponame_str |
Repositório Institucional da UNIFESP |
collection |
Repositório Institucional da UNIFESP |
bitstream.url.fl_str_mv |
${dspace.ui.url}/bitstream/11600/60891/1/MS_Biomining_repositorio.pdf ${dspace.ui.url}/bitstream/11600/60891/2/license.txt ${dspace.ui.url}/bitstream/11600/60891/9/MS_Biomining_repositorio.pdf.txt ${dspace.ui.url}/bitstream/11600/60891/11/MS_Biomining_repositorio.pdf.jpg |
bitstream.checksum.fl_str_mv |
d4af64e64689dd77826db852f22107f3 61f375cf01652338303d0c55b40f78b5 7f0aa2b851445d6868c7f5d136e1f42a 9141b21043280db0c94c835c232bb321 |
bitstream.checksumAlgorithm.fl_str_mv |
MD5 MD5 MD5 MD5 |
repository.name.fl_str_mv |
Repositório Institucional da UNIFESP - Universidade Federal de São Paulo (UNIFESP) |
repository.mail.fl_str_mv |
|
_version_ |
1802764184266473472 |