Metal-organic framework functionalization and design
Jul 26 2019 · As a result the MOF with the highest Li content Li-UiO-66(50Benz) demonstrated a high specific capacity of 1272 mAh/g compared to 918 mAh g −1 for the parent UiO-66(50Benz) at
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Lab Founder InchargeThe Electrochemical Energy Laboratory
Li 3 V 2 (PO 4) 3 addition to olivine phase understanding the effect in electrochemical performance Sudeep Sarkar Sagar Mitra Physical Chemistry C 118 11512 2014. Lithium rich composition of Li 2 RuO 3 and Li 2 Ru 1-x Ir x O 3 layered materials as li-ion battery cathode Sudeep Sarkar Pratibha Mahale Sagar Mitra Electrochem. Soc. 161
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Developing high safety Li-metal anodes for future high
Developing high-safety Li-metal anodes (LMAs) is extremely important for the application of high-energy Li-metal batteries (LMBs) especially Li–S and Li–O 2 battery systems. However the notorious Li-dendrite growth problem results in serious safety concerns for any energy storage application.
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Electrochemical Capacitance Properties of Electrode Based
Sep 11 2019 · The formation of porous conductive network in PANI/GnP/PS with conductivity value of 8.6 10 −3 S/cm resulted in high specific capacitance of 411.3 F/g measured at a current density of 0.5 A/g which corresponded to specific energy of 47.94 Wh/kg and specific power of 281.94 W/kg as well as the decrease in specific capacitance was 32 even
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Novel Inorganic Composite Materials for Lithium‐Ion
Nickel‐rich layered oxides (NLOs) generally exhibit discharge capacities in the range of 200–250 mAh g −1 and a high operating voltage ∼3.8 V versus Li/Li 3 however the main obstacle to practical implementation is their stability.
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Coatings April 2021Browse Articles
Two conventional coatings an ultra-high molecular weight polyethylene plate and an anti-friction varnish were tested together with a diamond-like carbon coating. It is the first time a diamond-like carbon coating has been researched with respect to powder wall friction reduction. The wall friction angles were measured with a ring-shear tester.
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Carbon Nanoelectrodes for the Electrochemical Detection of
Carbon-based electrodes have been developed for the detection of neurotransmitters over the past 30 years using voltammetry and amperometry. The traditional electrode for neurotransmitter detection is the carbon fiber microelectrode (CFME). The carbon-based electrode is suitable for in vivo neurotransmitter detection due to the fact that it is biocompatible and relatively small in surface area.
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229th ECS Meeting (May 29June 2 2016) A02 Poster Session
A New and Facile Method to Improve the Electrochemical Performance of Si Anode Ultrathin Polydopamine Coating upon Conductive Carbon Particles (Cancelled) 296 Prototype Sodium-Ion Batteries Using Air-Stable and Co/Ni-Free O3-Layered Metal Oxide Cathode (Cancelled)
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Novel LiCoO2 Cathode Material with Al2O3 Coating for a Li
A high-performance LiCoO2 cathode was successively fabricated by a sol−gel coating of Al2O3 to the LiCoO2 particle surfaces and subsequent heat treatment at 600 °C for 3 h. Unlike bare LiCoO2 the Al2O3-coated LiCoO2 cathode exhibits no decrease in its original specific capacity of 174 mA h/g (vs lithium metal) and excellent capacity retention (97 of its initial capacity) between 4.4 and 2
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Publications Chunsheng Wang
Journal Articles Book Chapters Patents Conference Proceedings 2021 T. Jin X. Ji P-F. Wang K. Zhu J. Zhang L. Cao L. Chen C. Cui T. Deng S. Liu N. Piao Y
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Sham Group
Biwei Xiao Jian Liu Qian Sun Biqiong Wang Mohammad Norouzi Banis Dong Zhao2 Zhiqiang Wang Ruying Li Xiaoyu Cui Tsun-Kong Sham and Xueliang Sun Unravelling the Role of Electrochemically Active FePO4 Coating by Atomic Layer Deposition for Increased High-Voltage Stability of LiNi0.5Mn1.5O4 Cathode Material Adv. Sci. 2015 2 DOI
Get PriceLiu Hua-Kun K.UOW Scholars
A conductive polymer derived N-doped carbon nanofiber supported Li 2 S coating layer for Li–S batteries with high mass loading. A novel high voltage battery cathodes of Fe2 /Fe3 sodium fluoro sulfate lined with carbon nanotubes for stable sodium batteries .
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Electrochemical Capacitance Properties of Electrode Based
Sep 11 2019 · The formation of porous conductive network in PANI/GnP/PS with conductivity value of 8.6 10 −3 S/cm resulted in high specific capacitance of 411.3 F/g measured at a current density of 0.5 A/g which corresponded to specific energy of 47.94 Wh/kg and specific power of 281.94 W/kg as well as the decrease in specific capacitance was 32 even
Get Price
Journal of The Electrochemical Society Volume 162 Number
Composite cathode coatings made of a high energy density layered oxide (Li 1.2 Ni 0.15 Mn 0.55 Co 0.1 O 2 theoretical capacity 377 mAh-g −1) polyvinylidene fluoride (PVdF) binder and electron-conduction additives were bonded to an elastic
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Development Characterization and Electromechanical
A.K. and R.K.J. have given emphasis of the novel idea on the development of Ionic Polymer-Metal Composite Actuator based on Sulfonated Poly (1 4-phenylene ether-ether-sulfone)/Carbon Nanotubes.
Get PriceConstructing Novel Fiber Reinforced Plastic (FRP
A biomimetic method was developed to construct novel fiber reinforced plastic (FRP) composites. By mimicking mussel adhesive proteins a monolayer of polydopamine was coated on glass fiber (GF) surface. The polydopamine-treated GF (D-GF) adsorbed boron nitride (BN) nanoparticles while obtaining micronano multiscale hybrid fillers BN-D-GF.
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Developing high safety Li-metal anodes for future high
Developing high-safety Li-metal anodes (LMAs) is extremely important for the application of high-energy Li-metal batteries (LMBs) especially Li–S and Li–O 2 battery systems. However the notorious Li-dendrite growth problem results in serious safety concerns for any energy storage application.
Get PriceDevelopment Characterization and Electromechanical
A.K. and R.K.J. have given emphasis of the novel idea on the development of Ionic Polymer-Metal Composite Actuator based on Sulfonated Poly (1 4-phenylene ether-ether-sulfone)/Carbon Nanotubes.
Get Price
Enhancing the Electrochemical Performance of Ni-Rich
Layered Ni-rich Li Ni0.6Mn0.2Co0.2-xSnx O2 cathode active materials with x = 0–0.05 are synthesized via a co-precipitation synthesis route and the effect of doping content on the structural
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Achieving of High Density/Utilization of Active Groups via
Organic electrode materials are receiving ever-increasing research interest due to their combined advantages including resource renewability low cost and environmental friendliness. However their practical applications are still terribly plagued by low conductivity poor rate capability solubility in electrolyte and low density/utilization of active groups.
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Surface characterization and functionalization of carbon
Mar 17 2008 · Carbon nanofibers are high-aspect ratio graphitic materials that have been investigated for numerous applications due to their unique physical properties such as high strength low density metallic conductivity tunable morphology chemical and environmental stabilities as well as compatibility with organochemical modification. Surface studies are extremely important for nanomaterials
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Balancing surface adsorption and diffusion of lithium
However the commercialization of Li-S batteries has been so far limited to the cyclability and the retention of active sulfur materials. Using co-electrospinning and physical vapor deposition procedures we created a class of chloride-carbon nanofiber composites and studied their effectiveness on polysulfides sequestration.
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Metal-organic framework functionalization and design
Jul 26 2019 · As a result the MOF with the highest Li content Li-UiO-66(50Benz) demonstrated a high specific capacity of 1272 mAh/g compared to 918 mAh g −1 for the parent UiO-66(50Benz) at
Get Price
Frontiers Developments of Electrolyte Systems for
With a theoretical specific energy five times higher than that of lithium–ion batteries (2 600 vs. 500 Wh kg−1) lithium–sulfur (Li–S) batteries have been considered as one of the most promising energy storage systems for the electrification of vehicles. However both the polysulfide shuttle effects of the sulfur cathode and dendrite formation of the lithium anode are still key
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Journal ArticlesUniversity Blog Service
L. Luo S.-H. Chung and A. Manthiram "Trifunctional Multi-walled Carbon Nanotubes/Polyethylene Glycol (MWCNT/PEG)-coated Separator through a Layer-by-layer Coating Strategy for High-energy Li-S Batteries " Journal of Materials Chemistry A 4 (2016).
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Achieving of High Density/Utilization of Active Groups via
Organic electrode materials are receiving ever-increasing research interest due to their combined advantages including resource renewability low cost and environmental friendliness. However their practical applications are still terribly plagued by low conductivity poor rate capability solubility in electrolyte and low density/utilization of active groups.
Get Price
Carbon Nanoelectrodes for the Electrochemical Detection of
Carbon-based electrodes have been developed for the detection of neurotransmitters over the past 30 years using voltammetry and amperometry. The traditional electrode for neurotransmitter detection is the carbon fiber microelectrode (CFME). The carbon-based electrode is suitable for in vivo neurotransmitter detection due to the fact that it is biocompatible and relatively small in surface area.
Get Price
A review on application of carbon nanostructures as
Nov 12 2019 · Since corrosion has tremendous economic effects academics and industries have sought to develop more effective coatings. These efforts have led to profound importance of nanocomposite coatings based on polymers and carbon nanostructures. It is shown that good reinforcement advanced mechanical properties and high corrosion resistance are only found at relatively low levels of
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Carbonyl-coordinating polymers for high-voltage solid
Reference Mohanty Li Nagpure Wood and Daniel 1 Take the USA as an example it consumed 101.3 quadrillion Btu (British thermal unit equals approximately 1.1 10 18 Joule) of energy in 2018 of which 80 was based on fossil fuels (petroleum natural gas and coal) and 28 was used in the transportation systems. 2 Such massive utilization of
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