Sfoglia per Soggetto "Carbon"
Items 21-40 di 42
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Impact of twenty pesticides on soil carbon microbial functions and community composition
(2022)Pesticides are known to affect non-targeted soil microorganisms. Still, studies comparing the effect of multiple pesticides on a wide range of microbial endpoints associated with carbon cycling are scarce. Here, we employed ... -
Interplay between deformation behavior and mechanical properties of intercritically annealed and tempered medium-manganese transformation-induced plasticity steel
(2016)We elucidate the mechanistic contribution of the interplay between microstructural constituents and plastic deformation behavior of a hot rolled Fe-0.18C-10.62Mn-4.06Al-0.03Nb transformation-induced plasticity (TRIP) steel ... -
Iron oxide@graphitic carbon core-shell nanoparticles embedded in ordered mesoporous N-doped carbon matrix as an efficient cathode catalyst for PEMFC
(2020)Developing electrocatalysts with high activity and long-term stability towards oxygen reduction reaction (ORR) in acidic media is still an important topic. However, most of the already reported non-precious-metal catalysts ... -
Iron-embedded nitrogen doped carbon frameworks as robust catalyst for oxygen reduction reaction in microbial fuel cells
(2017)A kind of 3D Fe-embedded N doped carbon framework catalyst is successfully developed and tested in the present work as a robust cathode catalyst for microbial fuel cells (MFCs). Due to the well-arranged mesopores, the high ... -
Isolation of a bacterial consortium able to degrade the fungicide thiabendazole: the key role of a Sphingomonas phylotype
(2017)Thiabendazole (TBZ) is a fungicide used in fruit-packaging plants. Its application leads to the production of wastewaters requiring detoxification. In the absence of efficient treatment methods, biological depuration of ... -
Kinetics of Solute Partitioning During Intercritical Annealing of a Medium-Mn Steel
(2015)The evolution of austenite fraction and solute partitioning (Mn, Al, and C) during intercritical annealing was calculated for a medium-Mn steel containing 11 pct Mn. Austenite growth takes place in three stages. The first ... -
N, S Codoped Carbon Matrix-Encapsulated Co9S8 Nanoparticles as a Highly Efficient and Durable Bifunctional Oxygen Redox Electrocatalyst for Rechargeable Zn–Air Batteries
(2021)Herein, a N, S co-doped carbon encapsulating Co9S8 nanoparticles (Co9S8@N, S–C) catalyst is successfully synthesized by a new precursor of Co-pyridine coordinated-polymer consisting of 2,6-diacetylpyridine and 4,4′-dithi ... -
Nitrogen-doped 3D hierarchical ordered mesoporous carbon supported palladium electrocatalyst for the simultaneous detection of ascorbic acid, dopamine, and glucose
(2019)In the present work, nitrogen-doped three-dimensional (3D) hierarchical ordered mesoporous carbon supported palladium (Pd 20 wt%/N-3D) electrocatalyst was successfully synthesized with the nanocasting method. The as-prepared ... -
Novel and highly efficient cathodes for Li-O2 batteries: 3D self-standing NiFe@NC-functionalized N-doped carbon nanonet derived from Prussian blue analogues/biomass composites
(2019)Traditional 3D self-standing electrodes for lithium-oxygen (Li-O2) batteries require a high cost and complex preparation process that restrict their development. Herein, discarded biomass (pomelo peel, PP) is used as raw ... -
Novel Bifunctional V2O3Nanosheets Coupled with N-Doped-Carbon Encapsulated Ni Heterostructure for Enhanced Electrocatalytic Oxidation of Urea-Rich Wastewater
(2020)Developing high performance bifunctional transition metal catalysts would be significantly beneficial for electrocatalytic oxidation of urea-rich wastewater. Herein, we synthesize a V2O3 nanosheet anchored N-doped-carbon ... -
A novel efficient electrocatalyst for oxygen reduction and oxygen evolution reaction in Li-O2 batteries: Co/CoSe embedded N, Se co-doped carbon
(2022)The research of highly efficient and large-capacity energy storage systems is the focus of the research community and the market. Lithium-oxygen (Li-O2) batteries have shown great potential as next generation secondary ... -
A novel NiFe@NC-functionalized N-doped carbon microtubule network derived from biomass as a highly efficient 3D free-standing cathode for Li-CO2 batteries
(2019)Rechargeable Li-CO2 batteries, which utilize CO2 into electrochemical energy storage systems, provide a promising strategy for alleviating the greenhouse effect and developing high energy density second batteries. However, ... -
Numerical simulation of CFRP reinforced steel pipe elbows subjected to cyclic loading
(2016)Strengthening of pipelines and piping systems under extreme loading conditions increases their operation safety level towards safeguarding their structural integrity. Motivated by the structural integrity of pipelines and ... -
One-pot synthesized boron-doped RhFe alloy with enhanced catalytic performance for hydrogen evolution reaction
(2018)Electrochemical water splitting has been highly recognized as a clean and sustainable method to produce hydrogen with high purity. An one-pot method to synthesize boron-doped RhFe alloy with excellent catalytic performance ... -
Overlap length for confinement of carbon and glass FRP-jacketed concrete columns
(2018)This paper presents the experimental results of a study on the occurrence of debonding along the overlap length of fiber reinforced polymer (FRP) confined concrete prior to rupture of the FRP jacket. Plain concrete cylinders, ... -
Oxygen reduction and hydrogen oxidation reaction on novel carbon supported PdxIry electrocatalysts
(2018)In the present work Vulcan XC-72 carbon supported Pd, Ir and PdxIry (with x:y atomic ratios of 3:1, 1:1, 1:3) electrocatalysts are thoroughly investigated for the reactions of hydrogen oxidation (HOR) and oxygen reduction ... -
Preparation of graphitic mesoporous carbon for the simultaneous detection of hydroquinone and catechol
(2013)A graphitic mesoporous carbon (GMC) had been successfully synthesized using Ni-Fe layered double hydroxide (LDH) as both template and catalyst under a relatively low pyrolysis temperature. The techniques of X-ray diffraction, ... -
Recent advances on oxygen reduction electrocatalysis: Correlating the characteristic properties of metal organic frameworks and the derived nanomaterials
(2020)This review summarizes the current advances of hetero-doped (Fe, Co, P, S, N) nanostructures derived from MOFs (metal-organic frameworks) for the oxygen reduction reaction (ORR) electrocatalysis. These nanomaterials are ... -
Selective electro-oxidation of dopamine on Co or Fe supported onto N-doped ketjenblack
(2022)Herein, we report the synthesis of Co and Fe supported onto N-doped ketjenblack (Co/KB-N and Fe/KB-N) electrocatalysts via a template-free synthesis method, using EDTA nitrogen precursor and oxidized carbon, and their ... -
Thermodynamic and economic analysis of a steam reformer-solid oxide fuel cell system fed by natural gas and ethanol
(2002)In the present work, ethanol and methane are compared as candidate fuels for solid oxide fuel cells (SOFCs). The thermodynamic analysis of both alternatives was undertaken considering that a SOFC stack operates by being ...