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98 resultados encontrados.

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A sensitivity analysis and a comparison of two simulators performance for the process of natural gas sweetening
Artículo
Acceso abierto Artículo RI ITBA
A sensitivity analysis and a comparison of two simulators performance for the process of natural gas sweetening
Gutiérrez, Juan Pablo et al · RI ITBA · 2018 · ISSN 1875-5100
"Chemical processes simulation is an important instrument for the design, optimization and control of industrial plants. Simulation cases can be accomplished with relatively low costs and the absence of risks for the ope...
Idioma en
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Aging process of polyamidoamine dendrimers: Effect of pH and shaking in the fluorescence emission and aggregation‐state
Artículo
Acceso abierto Artículo CONICET Digital
Aging process of polyamidoamine dendrimers: Effect of pH and shaking in the fluorescence emission and aggregation‐state
Igartúa, Daniela et al · John Wiley & Sons Inc · 2021 · ISSN 0021-8995
In the last years, it has been discovered and intensely studied the non‐traditional intrinsic luminescence of polyamidoamine (PAMAM) dendrimers. Nevertheless, their aging process in aqueous suspension is scarcely studi...
Idioma eng
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Biosorption of aqueous cadmium using chemically delignified lignocellulose from industrial hemp stalks: kinetics, isotherms, and thermodynamics
Artículo
Acceso abierto Artículo DOAJ
Biosorption of aqueous cadmium using chemically delignified lignocellulose from industrial hemp stalks: kinetics, isotherms, and thermodynamics
Junli Liu et al · KeAi Communications Co., Ltd · 2026 · ISSN 2949-7361
Biosorbents present a cost-effective alternative to expensive fossil-based ion-exchange resins for addressing the challenge of heavy metal contamination in wastewater treatment. Among these contaminants, cadmium poses a ...
LCC TENDOkVudmlyb25tZW50YWwgZW5naW5lZXJpbmc~; TENDOkVudmlyb25tZW50YWwgc2NpZW5jZXM~Idioma eng
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Características fermentativas e composição química de silagens de capim-elefante contendo subproduto desidratado do maracujá Fermentative patterns and chemical composition of elephantgrass silages with dehydrated passionfruit byproduct
Artículo
Acceso abierto Artículo DOAJ
Características fermentativas e composição química de silagens de capim-elefante contendo subproduto desidratado do maracujá Fermentative patterns and chemical composition of elephantgrass silages with dehydrated passionfruit byproduct
Magno José Duarte Cândido et al · Sociedade Brasileira de Zootecnia · 2007 · ISSN 1516-3598
Avaliaram-se as características fermentativas e a composição químico-bromatológica de silagens de capim-elefante contendo níveis crescentes de subproduto desidratado do maracujá (SDM). Foram testados cinco níveis...
LCC LCC:Animal cultureIdioma eng
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Comparison of Chemical Composition, Quality, and Muscle Fiber Characteristics between Cull Sows and Commercial Pigs: The Relationship between Pork Quality Based on Muscle Fiber Characteristics
Artículo
Acceso abierto Artículo DOAJ
Comparison of Chemical Composition, Quality, and Muscle Fiber Characteristics between Cull Sows and Commercial Pigs: The Relationship between Pork Quality Based on Muscle Fiber Characteristics
Jeong-Uk Eom et al · Springer Nature · 2024 · ISSN 2636-0772
Abstract This study aims to compare the chemical composition, quality, and muscle fiber characteristics of cull sows and commercial pigs, investigating the effect of changes in muscle fiber characteristics on pork qualit...
LCC TENDOkZvb2QgcHJvY2Vzc2luZyBhbmQgbWFudWZhY3R1cmU~; LCC:Animal cultureIdioma eng
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Decay resistance and dimensional stability of Araucaria angustifolia using siloxanes synthesized by sol-gel process
Artículo
Acceso abierto Artículo CONICET Digital
Decay resistance and dimensional stability of Araucaria angustifolia using siloxanes synthesized by sol-gel process
Giudice, Carlos Alberto et al · Elsevier · 2013 · ISSN 0964-8305
Solid wood specimens of Araucaria angustifolia were impregnated with alkoxysilanes hydrolyzed and condensed “in situ” by the sol–gel process. Alkoxysilanes selected were aminopropyl methyldiethoxysilane and aminopr...
Idioma eng
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Energy requirements, GHG emissions and investment costs in natural gas sweetening processes
Artículo
Acceso abierto Artículo RI ITBA
Energy requirements, GHG emissions and investment costs in natural gas sweetening processes
Gutiérrez, Juan Pablo et al · RI ITBA · 2020 · ISSN 1875-5100
"Currently, different technologies are being employed to remove CO2 and H2S from the natural gas. Based on chemical phenomenon, the absorption using alkanolamines is probably the most extended process for the acid gas re...
Idioma en
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Evaluation of the efficiency of anaerobic reactors in the removal of pollutants from fish processing effluents
Artículo
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Evaluation of the efficiency of anaerobic reactors in the removal of pollutants from fish processing effluents
R.R. Sampaio et al · Universidade Federal de Minas Gerais, Escola de Veterinária · 2022 · ISSN 1678-4162
ABSTRACT The objective of the present work was to evaluate the performance of a compartmentalized anaerobic reactor (CAR) followed by anaerobic filter in real scale, effluent treatment from fish fridge processing. The wo...
LCC LCC:Animal cultureIdioma eng
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HD 80606: Searching the chemical signature of planet formation
Artículo
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HD 80606: Searching the chemical signature of planet formation
Saffe, Carlos et al · Edp Sciences · 2015 · ISSN 0004-6361
Context: Binary systems with similar components are ideal laboratories that allow several physical processes to be tested, such as the possible chemical pattern imprinted by the planet formation process. Aims. We explore...
Idioma eng
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New advances in the mathematical modeling of the continuous bulk process for the production of high-impact polystyrene using multifunctional initiators
Artículo
Acceso abierto Artículo RI ITBA
New advances in the mathematical modeling of the continuous bulk process for the production of high-impact polystyrene using multifunctional initiators
Laganá, María Laura et al · RI ITBA · 2020 · ISSN 0032-3888
"New advances in the mathematical modeling of the bulk continuous high-impact polystyrene (HIPS) process are presented. The model consists of three modules that allow the simulation of: (1) a polymerization reactor train...
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Recovery of copper ions from acidic cleaning wastewater of printed circuit board using a hybrid membrane-electrodeposition process
Artículo
Acceso abierto Artículo DOAJ
Recovery of copper ions from acidic cleaning wastewater of printed circuit board using a hybrid membrane-electrodeposition process
HU Wanda · Editorial Office of Industrial Water Treatment · 2026 · ISSN 1005-829X
The acidic cleaning wastewater generated during printed circuit board(PCB) manufacturing contains copper ions(Cu2+) at concentrations of 2-6 g/L. The recovery of these copper ions holds significant importance for promoti...
LCC TENDOkVudmlyb25tZW50YWwgdGVjaG5vbG9neS4gU2FuaXRhcnkgZW5naW5lZXJpbmc~Idioma zho
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Sustainable valorization of insect processing by products via enzymatic assisted extraction of chitin
Artículo
Acceso abierto Artículo DOAJ
Sustainable valorization of insect processing by products via enzymatic assisted extraction of chitin
Valentina Orlandi et al · Frontiers Media S.A · 2026 · ISSN 2674-1121
Processing residues from adult Tenebrio molitor were evaluated as a sustainable source of chitin and chitosan through an optimized enzyme-assisted extraction strategy. Preliminary proximate analysis revealed a high chiti...
LCC TENDOkZvb2QgcHJvY2Vzc2luZyBhbmQgbWFudWZhY3R1cmU~Idioma eng
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The organic chemistry behind the recycling of poly(bisphenol-A carbonate) for the preparation of chemical precursors: A review
Artículo
Acceso abierto Artículo RI ITBA
The organic chemistry behind the recycling of poly(bisphenol-A carbonate) for the preparation of chemical precursors: A review
Gilbert, E. et al · RI ITBA · 2023 · ISSN 2642-4169
"Production and consumption of poly(bisphenol-A carbonate) resins are seeing a worldwide increase. However, their usage lifetimes are short and their final disposition as landfills pose environmental and health risks, du...
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A Galactic Perspective on the (Unremarkable) Relative Refractory Depletion Observed in the Sun
Artículo
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A Galactic Perspective on the (Unremarkable) Relative Refractory Depletion Observed in the Sun
Rayna Rampalli et al · IOP Publishing · 2026 · ISSN 1538-4357
Over the last two decades, the Sun has been observed to be depleted in refractory elements as a function of elemental condensation temperature ( T _cond ) relative to ∼80% of its counterparts. We assess the impact of G...
LCC TENDOkFzdHJvcGh5c2ljcw~~Idioma eng
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Carbon nanotubes grown on carbon fiber yarns by a low temperature CVD method: A significant enhancement of the interfacial adhesion between carbon fiber/epoxy matrix hierarchical composites
Artículo
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Carbon nanotubes grown on carbon fiber yarns by a low temperature CVD method: A significant enhancement of the interfacial adhesion between carbon fiber/epoxy matrix hierarchical composites
Vozer Felisberto, Marcos Daniel et al · Elsevier Ltd · 2017 · ISSN 2452-2139
In this work, we show that the interfacial adhesion between carbon fibers (CFs) and epoxy matrix in laminated composites can be significantly enhanced by the chemical vapor deposition (CVD) growth of multiwalled carbon n...
Idioma eng
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Current methods and mechanisms for animal models of pelvic inflammatory disease: a review
Artículo
Acceso abierto Artículo DOAJ
Current methods and mechanisms for animal models of pelvic inflammatory disease: a review
Guanglong Wang et al · Frontiers Media S.A · 2026 · ISSN 2297-1769
Pelvic inflammatory disease (PID) is a complex multifactorial infectious disorder of the female reproductive tract, associated with severe long-term sequelae including infertility, ectopic pregnancy, and chronic pelvic p...
LCC TENDOlZldGVyaW5hcnkgbWVkaWNpbmU~Idioma eng
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Manure and litter handling technologies aimed at reducing greenhouse gas emissions (review)
Artículo
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Manure and litter handling technologies aimed at reducing greenhouse gas emissions (review)
S. A. Maslovsky et al · Federal Agricultural Research Center of the North-East named N.V. Rudnitsky · 2026 · ISSN 2072-9081
One of the environmental problems associated with the accumulation of manure and litter is the emission of greenhouse gases. During the storage and processing of manure and litter, emissions of three main greenhouse gase...
LCC LCC:AgricultureIdioma rus
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Preparation of amine coated silver nanoparticles using triethylenetetramine
Artículo
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Preparation of amine coated silver nanoparticles using triethylenetetramine
Ramajo, Leandro Alfredo et al · Springer India · 2009 · ISSN 0973-7103
This article presents a simple method towards the preparation of functionalized silver nanoparticles in a continuous medium. Silver nanoparticles were obtained through AgNO3 chemical reduction in ethanol and triethylenet...
Idioma eng
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Recovery of Permittivity and Depth from Near-Field Data as a Step toward Optical Nanotomography
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Recovery of Permittivity and Depth from Near-Field Data as a Step toward Optical Nanotomography
Govyadinov, Alexander A. et al · American Chemical Society · 2014 · ISSN 6911-6921
The increasing complexity of composite materials structured on the nanometer scale requires highly sensitive analytical tools for nanoscale chemical identification, ideally in three dimensions. While infrared near-field ...
Idioma eng
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Remote Sensing and Mycorrhizal-Assisted Phytoremediation for the Management of Mining Waste: Opportunities and Challenges to Raw Materials Supply
Artículo
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Remote Sensing and Mycorrhizal-Assisted Phytoremediation for the Management of Mining Waste: Opportunities and Challenges to Raw Materials Supply
Castagno Gañán, Ana Rosa et al · MDPI · 2023 · ISSN 2075-163X
In recent times, the development of innovative processes permits the application of a circular economy approach to the management and exploitation of mining waste with respect to human health and environment, such that s...
Idioma eng
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Synthesis of Nitrogen-Doped Carbon Nanocoils with Adjustable Morphology using Ni–Fe Layered Double Hydroxides as Catalyst Precursors
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Synthesis of Nitrogen-Doped Carbon Nanocoils with Adjustable Morphology using Ni–Fe Layered Double Hydroxides as Catalyst Precursors
Tomohiro Iwasaki et al · SAGE Publishing · 2015 · ISSN 1847-9804
Nitrogen-doped carbon nanocoils (CNCs) with adjusted morphologies were synthesized in a one-step catalytic chemical vapour deposition (CVD) process using acetoni‐ trile as the carbon and nitrogen source. The nickel iro...
LCC LCC:Materials of engineering and construction. Mechanics of materials; TENDOlRlY2hub2xvZ3k~Idioma eng
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Simple Observer-Based Feedback Strategy for Controlling Fed-Batch Hybridoma Cultures
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Simple Observer-Based Feedback Strategy for Controlling Fed-Batch Hybridoma Cultures
Gorrini, Federico Alberto et al · American Chemical Society · 2017 · ISSN 0888-5885
Cultures of hybridoma cells in bioreactors are commonly used to produce monoclonal antibodies. As an alternative to nonlinear model predictive control, which has recently been applied successfully to optimize the process...
Idioma eng
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Conversion of CO2(g) to CO(g) via reverse water–gas shift cycle on mixed cerium/praseodymium oxides at 500 °C
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Conversion of CO2(g) to CO(g) via reverse water–gas shift cycle on mixed cerium/praseodymium oxides at 500 °C
Pomiro, Federico José et al · Elsevier Science SA · 2024 · ISSN 1385-8947
Reactions of cerium/praseodymium oxides under hydrogen atmospheres, and subsequently, carbon dioxide, involved in chemical looping reverse water–gas shift cycles (RWGS) at 500 ◦C were investigated by in-situ high- te...
Idioma eng
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