Search Results - "Silva, Rene"

Application of resins with functional groups in the separation of metal ions/species - a review by Silva, Rene A., Hawboldt, Kelly, Zhang, Yahui

“…This article presents a comprehensive review of polymeric resins used for metal separation in hydrometallurgy and water/wastewater treatments. The adsorption…”
Get full text

One‐pot hydrothermal biochar obtained from malt bagasse waste as an electrode‐modifying material towards the stripping voltammetric sensing of lead by Dias da Silva, Alexsandra, Silva, Aline Aparecida dos Santos, Silva, Renê Chagas, Moreira, Renata Pereira Lopes, Silva, Tiago Almeida

“…Pb2+ ions are highly toxic to living beings because they tend to bioaccumulate in the body. For this reason, the development of simpler, low‐cost, and…”
Get full text

Electrochemically reduced graphene oxide films from Zn-C battery waste for the electrochemical determination of paracetamol and hydroquinone by Silva, Rafael Matias, Sperandio, Gabriel Henrique, da Silva, Alexsandra Dias, Okumura, Leonardo Luiz, da Silva, Renê Chagas, Moreira, Renata Pereira Lopes, Silva, Tiago Almeida

“…Contributing to the development of sustainable electroanalytical chemistry, electrochemically reduced graphene oxide (ERGO) films obtained from residual…”
Get full text

Glycerol Esterification over Sn(II)-Exchanged Keggin Heteropoly Salt Catalysts: Effect of Thermal Treatment Temperature by Chaves, Diego Morais, Ferreira, Sukarno Olavo, Chagas da Silva, Rene, Natalino, Ricardo, José da Silva, Márcio

“…In this work, Sn­(II)-exchanged Keggin heteropoly acid salts were evaluated as solid catalysts in glycerol esterification reactions with acetic acid. All the…”
Get full text

Tin(II) phosphotungstate heteropoly salt: An efficient solid catalyst to synthesize bioadditives ethers from glycerol by Da Silva, Márcio José, Julio, Armanda Aparecida, Ferreira, Sukarno Olavo, Da Silva, Rene Chagas, Chaves, Diego Morais

“…[Display omitted] •We report a solid bifunctional acid catalyst: Sn3/2PW12O40 heteropoly salts.•An almost complete conversion of glycerol to tert-butyl ethers…”
Get full text

Leaf surface traits related to differential particle adsorption – A case study of two tropical legumes by Andrade, Guilherme Carvalho, Santana, Brenda Vila Nova, Rinaldi, Mirian Cilene Spasiani, Ferreira, Sukarno Olavo, Silva, Renê Chagas da, Silva, Luzimar Campos da

“…We aimed to test a set of epidermal traits in two legume species with contrasting chemical, physical, and micromorphological leaf-surface features to assess…”
Get full text

Green tea infusion prevents diabetic nephropathy aggravation in recent-onset type 1 diabetes regardless of glycemic control by Ladeira, Luiz Carlos Maia, dos Santos, Eliziária Cardoso, Santos, Talita Amorim, da Silva, Janaina, Lima, Graziela Domingues de Almeida, Machado-Neves, Mariana, da Silva, Renê Chagas, Freitas, Mariella Bontempo, Maldonado, Izabel Regina dos Santos Costa

“…Green tea, traditionally used as antidiabetic medicine, positively affects the diabetic nephropathy. It was assumed that these beneficial effects were due to…”
Get full text

Feasibility of bench-scale selective bioflotation of copper oxide minerals using Rhodococcus opacus by Kim, Gahee, Choi, Junhyun, Silva, Rene A., Song, Youngsoo, Kim, Hyunjung

“…Bench-scale selective bioflotation tests were carried out in a 1L Denver cell using Rhodococcus opacus (R. opacus) cells as a collector in malachite–silica…”
Get full text

Bioleaching of arsenic from highly contaminated mine tailings using Acidithiobacillus thiooxidans by Lee, Eunseong, Han, Yosep, Park, Jeonghyun, Hong, Jeongsik, Silva, Rene A., Kim, Seungkon, Kim, Hyunjung

“…The behavior of arsenic (As) bioleaching from mine tailings containing high amount of As (ca. 34,000 mg/kg) was investigated using Acidithiobacillus…”
Get full text

Low-cost electrochemical sensor for ciprofloxacin antibiotic based on green-synthesized silver nanoparticles and carbon black by Meireles, Laís Muniz, Silva, Rafael Matias, da Silva, Renê Chagas, Okumura, Leonardo Luiz, Moreira, Renata Pereira Lopes, Silva, Tiago Almeida

Get full text

Monoterpenes etherification reactions with alkyl alcohols over cesium partially exchanged Keggin heteropoly salts: effects of catalyst composition by da Silva, Márcio José, Lopes, Neide Paloma Goncalves, Ferreira, Sukarno Olavo, da Silva, Rene Chagas, Natalino, Ricardo, Chaves, Diego Morais, Texeira, Milena Galdino

“…In this work, cesium partially exchanged Keggin heteropolyacid (HPA) salts were prepared, characterized, and evaluated as solid catalysts in monoterpenes…”
Get full text

Evaluation of the Activity of Potassium Dodecatungstate Salts in Alcohol Oxidation Reactions: Cobalt(II), Cobalt(III), or Silicon(IV) as the Heteroatom by da Silva, Márcio José, da Silva Andrade, Pedro Henrique, Silva, Tiago Almeida, Diniz, Mariana Beatriz Teixeira, Ferreira, Sukarno Olavo, da Silva, Renê Chagas, de Araujo, Eduardo Nery Duarte

“…Silicotungstic acid potassium salts had the silicon heteroatom substituted by Co(III) or Co(II) cations and were evaluated as catalysts in oxidation reactions…”
Get full text

Experiences and Future Challenges of Bioleaching Research in South Korea by Danilo Borja, Kim Anh Nguyen, Rene A. Silva, Jay Hyun Park, Vishal Gupta, Yosep Han, Youngsoo Lee, Hyunjung Kim

“…This article addresses the state of the art of bioleaching research published in South Korean Journals. Our research team reviewed the available articles…”
Get full text

A Comparison of CT Perfusion Output of RapidAI and Viz.ai Software in the Evaluation of Acute Ischemic Stroke by Bushnaq, Saif, Hassan, Ameer E, Delora, Adam, Kerro, Ali, Datta, Anita, Ezzeldin, Rime, Ali, Zuhair, Anwoju, Tunmi, Nejad, Layla, Silva, Rene, Abualnadi, Yazan Diya, Khalil, Zorain Mustafa, Ezzeldin, Mohamad

“…Automated CTP postprocessing packages have been developed for managing acute ischemic stroke. These packages use image processing techniques to identify the…”
Get more information

Extubation in the Operating Room After Coronary Artery Bypass Graft Surgery Reduces Hospital Stay by e Silva, Rene Augusto G., Borgomoni, Gabrielle B., Maia, Adnaldo da S., do Vale Juniora, Cleóstones F., Pereira, Eva da S., Silvestre, Leonardy Guilherme I., de Andrade, Diego P.G., Lisboa, Luiz Augusto F., Jatene, Fabio B., Mejia, Omar A.V.

“…•There is no consensus regarding the best extubation scenery: OR or ICU.•Quality programs increase the discussion about the impact of a rapid extubation.•In…”
Get full text

Adaptation of a mixed culture of acidophiles for a tank biooxidation of refractory gold concentrates containing a high concentration of arsenic by Hong, Jeongsik, Silva, Rene A., Park, Jeonghyun, Lee, Eunseong, Park, Jayhyun, Kim, Hyunjung

“…We adapted a mixed culture of acidophiles to high arsenic concentrations to confirm the possibility of achieving more than 70% biooxidation of refractory gold…”
Get full text

Influence of bacterial adhesion on copper extraction from printed circuit boards by Silva, Rene A., Park, Jeonghyun, Lee, Eunseong, Park, Jaikoo, Choi, Siyoung Q., Kim, Hyunjung

“…[Display omitted] •Attachment of A. ferrooxidans influences the Cu extraction from PCBs.•When the contact mechanism is allowed, 91% of Cu extraction is…”
Get full text

Continuous bioleaching of arsenopyrite from mine tailings using an adapted mesophilic microbial culture by Borja, Danilo, Nguyen, Kim Anh, Silva, Rene A., Ngoma, Emmanuel, Petersen, Jochen, Harrison, Susan T.L., Park, Jay Hyun, Kim, Hyunjung

“…The present study aimed to develop a mesophilic microbial culture that grows effectively in solutions with high solid loading and to develop an optimized…”
Get full text

Successful synthesis of eco-friendly Metal-Organic framework ([Ni(BDC)]n) allows efficient extraction of multiresidues pesticides and dyes from fish samples by de Jesus, Jemmyson Romário, Soares Ribeiro, Iare, Passos de Carvalho, Jéssica, Luiz Alves de Oliveira, Kleryton, Pereira Lopes Moreira, Renata, Chagas da Silva, Renê

“…[Display omitted] •An eco-friendly MOF, namely [Ni(BDC)]n, was successfully produced.•Multivariate optimization reveals ideal conditions for extracting…”
Get full text

Anatomical changes induced by isolates of Trichoderma spp. in soybean plants by Oliveira, Camilla Martins, Almeida, Nayane Oliveira, da Rocha, Mara Rubia, Rezende, Maria Helena, Carneiro, Renê Gonçalves da Silva, Ulhoa, Cirano José

“…In the current work we evaluated the anatomical changes induced by T. harzianum and T. asperellum in two soybean cultivars, BRSGO Caiaponia and NA 5909 RG…”
Get full text