Articles with "nitrogen carbon" as a keyword



Photo from wikipedia

Metal-Nitrogen-Carbon Catalysts of Specifically Coordinated Configurations toward Typical Electrochemical Redox Reactions.

Sign Up to like & get
recommendations!
Published in 2021 at "Advanced materials"

DOI: 10.1002/adma.202100997

Abstract: Metal-nitrogen-carbon (M-N-C) material with specifically coordinated configurations is a promising alternative to costly Pt-based catalysts. In the past few years, great progress is made in the studies of M-N-C materials, including the structure modulation and… read more here.

Keywords: coordinated configurations; catalysts specifically; nitrogen carbon; metal nitrogen ... See more keywords
Photo from wikipedia

Transition Metal‐Nitrogen‐Carbon Active Site for Oxygen Reduction Electrocatalysis: Beyond the Fascinations of TM‐N4

Sign Up to like & get
recommendations!
Published in 2018 at "ChemCatChem"

DOI: 10.1002/cctc.201801679

Abstract: Low cost transition metal‐nitrogen‐carbon (TM‐N‐C) catalysts hold excellent electrocatalytic activity and stability for oxygen reduction reaction (ORR), and have been considered as the most promising alternative to commercial Pt/C. TM‐N4, once identified as one potential… read more here.

Keywords: transition metal; active site; site; nitrogen carbon ... See more keywords
Photo from wikipedia

Global data set for nitrogen and carbon stable isotopes of tunas.

Sign Up to like & get
recommendations!
Published in 2020 at "Ecology"

DOI: 10.1002/ecy.3265

Abstract: Nitrogen and carbon stable isotope data sets are commonly used to assess complex population to ecosystem responses to natural or anthropogenic changes at regional to global spatial scales, and monthly to decadal timescales. Measured in… read more here.

Keywords: carbon; carbon stable; global data; set nitrogen ... See more keywords
Photo from wikipedia

Coordination Engineering of Defective Cobalt-Nitrogen-Carbon Electrocatalysts with Graphene Quantum Dots for Boosting Oxygen Reduction Reaction.

Sign Up to like & get
recommendations!
Published in 2023 at "Small"

DOI: 10.1002/smll.202207227

Abstract: Developing efficient and robust metal-nitrogen-carbon electrocatalysts for oxygen reduction reaction (ORR) is of great significance for the application of hydrogen-oxygen fuel cells and metal-air batteries. Herein, a coordination engineering strategy is developed to improve the… read more here.

Keywords: carbon electrocatalysts; carbon; coordination engineering; oxygen ... See more keywords
Photo from wikipedia

Advanced transition metal/nitrogen/carbon-based electrocatalysts for fuel cell applications

Sign Up to like & get
recommendations!
Published in 2020 at "Science China Chemistry"

DOI: 10.1007/s11426-020-9835-8

Abstract: The development of advanced transition metal/nitrogen/carbon-based (M/N/C) catalysts with high activity and extended durability for oxygen reduction reaction (ORR) is critical for platinum-group-metal (PGM) free fuel cells but still remains great challenging. In this review,… read more here.

Keywords: metal; nitrogen carbon; fuel; metal nitrogen ... See more keywords
Photo by armandoascorve from unsplash

Nitrogen and carbon co-doped Ni-TiO2 spindles for high performance electrochemical capacitor electrodes

Sign Up to like & get
recommendations!
Published in 2017 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2016.11.023

Abstract: Abstract Nitrogen and carbon co-doped Ni-TiO2 (nickel-titanium dioxide) spindles with hollow inner and good structural stability were facilely prepared by a direct precipitation method followed by annealing treatment. The unique composite shows a remarkably high… read more here.

Keywords: carbon doped; doped tio2; tio2 spindles; nitrogen carbon ... See more keywords
Photo from wikipedia

Carbon selection for nitrogen degradation pathway by Stenotrophomonas maltophilia: Based on the balances of nitrogen, carbon and electron.

Sign Up to like & get
recommendations!
Published in 2019 at "Bioresource technology"

DOI: 10.1016/j.biortech.2019.122114

Abstract: A novel strain DQ01 capable of simultaneous removal of nitrate and ammonium under the aerobic condition was isolated from the landfill leachate and identified as Stenotrophomonas maltophilia. The result showed that S. maltophilia had carbon… read more here.

Keywords: nitrogen; carbon selection; carbon; selection nitrogen ... See more keywords
Photo from wikipedia

Changes induced by co-inoculation in nitrogen–carbon metabolism in cowpea under salinity stress

Sign Up to like & get
recommendations!
Published in 2018 at "Brazilian Journal of Microbiology"

DOI: 10.1016/j.bjm.2018.01.007

Abstract: To mitigate the deleterious effects of abiotic stress, the use of plant growth-promoting bacteria along with diazotrophic bacteria has been increasing. The objectives of this study were to investigate the key enzymes related to nitrogen… read more here.

Keywords: salt stress; stress; nitrogen carbon; bradyrhizobium ... See more keywords
Photo from wikipedia

Effects of tetracycline on nitrogen and carbon cycling rates and microbial abundance in sediments with and without biochar amendment.

Sign Up to like & get
recommendations!
Published in 2020 at "Chemosphere"

DOI: 10.1016/j.chemosphere.2020.129509

Abstract: Nitrogen (N) and carbon (C) biogeochemical processes, such as denitrification and organic matter decomposition, are critical in determining ecological functions in aquatic environments. The overuse of antibiotics in human and veterinary medicine has resulted in… read more here.

Keywords: abundance; cycling rates; sediments without; nitrogen carbon ... See more keywords
Photo from wikipedia

Structure and activity of metal-centered coordination sites in pyrolyzed metal–nitrogen–carbon catalysts for the electrochemical reduction of O2

Sign Up to like & get
recommendations!
Published in 2018 at "Current Opinion in Electrochemistry"

DOI: 10.1016/j.coelec.2018.03.039

Abstract: Summary Pyrolyzed metal–nitrogen–carbon (M–N–C) materials have become a mainstream research as inexpensive and sustainable catalysts for the oxygen reduction reaction (ORR) in both acid and alkaline media for low and intermediate temperature fuel cells. Tremendous… read more here.

Keywords: pyrolyzed metal; activity; metal nitrogen; nitrogen carbon ... See more keywords
Photo by viazavier from unsplash

Mapping transition metal–nitrogen–carbon catalyst performance on the critical descriptor diagram

Sign Up to like & get
recommendations!
Published in 2021 at "Current Opinion in Electrochemistry"

DOI: 10.1016/j.coelec.2021.100687

Abstract: Abstract Platinum group metal–free electrocatalysts and in particular transition metal–nitrogen–carbon catalysts are becoming interesting candidates as cheap alternatives to Pt-based catalysts for the oxygen reduction reaction in polymer electrolyte fuel cells. Unified activity-stability correlations are needed to provide… read more here.

Keywords: metal nitrogen; transition metal; nitrogen carbon;