Results 101 to 110 of about 152,699 (329)

How Bulk Sensitive is Hard X-ray Photoelectron Spectroscopy: Accounting for the Cathode-Electrolyte Interface when Addressing Oxygen Redox. [PDF]

open access: yes, 2020
Sensitivity to the "bulk" oxygen core orbital makes hard X-ray photoelectron spectroscopy (HAXPES) an appealing technique for studying oxygen redox candidates. Various studies have reported an additional O 1s peak (530-531 eV) at high voltages, which has
Amatucci, Glenn G   +14 more
core  

Bio‐Friendly Artificial Muscles Based on Carbon Nanotube Yarns and Eutectogel Derivatives

open access: yesAdvanced Functional Materials, EarlyView.
Solid‐state artificial muscles based on coiled commercial carbon nanotube yarns coated with eutectogel derivatives exhibit unipolar actuation through selective ion intercalation. Combining polyanionic and polycationic gels enables enhanced contractile stroke and high energy density.
Gabriela Ananieva   +6 more
wiley   +1 more source

Nano Copper Oxide-Modified Carbon Cloth as Cathode for a Two-Chamber Microbial Fuel Cell

open access: yesNanomaterials, 2016
In this work, Cu2O nanoparticles were deposited on a carbon cloth cathode using a facile electrochemical method. The morphology of the modified cathode, which was characterized by scanning electron microscopy (SEM) and Brunauer-Emmett-Teller (BET) tests,
Feng Dong   +4 more
doaj   +1 more source

Microanalysis of extended-test xenon hollow cathodes [PDF]

open access: yes
Four hollow cathode electron sources were analyzed via boroscopy, scanning electron microscopy, energy dispersive x ray analysis, and x ray diffraction analysis.
Patterson, Michael J.   +1 more
core   +1 more source

Tailoring the Properties of Functional Materials With N‐Oxides

open access: yesAdvanced Functional Materials, EarlyView.
The properties of materials bearing N‐oxide groups are often dominated by the polar N+─O− bond. It provides hydrophilicity, selective ion‐binding, electric conductivity, or antifouling properties. Many of the underlying mechanisms have only recently been discovered, and the interest in N‐oxide materials is rapidly growing.
Timo Friedrich   +5 more
wiley   +1 more source

Synthesis and characterization of lithium transition orthosilicates Li2FexMn1-xSiO4 as cathode material

open access: yesChemical Physics Impact
Recently, lithium metal orthosilicates Li2FeSiO4 and Li2MnSiO4 are attracted attention as a cathode material for Li-ion batteries. Here, Li2FexMn1-xSiO4 (x = 0.3, 0.5, 0.7) cathode materials are synthesized by using sol-gel method, and physically ...
Ritesh Kumar   +8 more
doaj   +1 more source

Synthesis and superior cathode performance of sandwiched LiMn2O4@rGO nanocomposites for lithium-ion batteries

open access: yesMaterials Today Advances, 2019
Spinel LiMn2O4 nanoparticles (NPs) loaded on reduced graphene oxide are prepared via a facile one-pot solvothermal method. The samples are characterized by transmission electron microscopy, Fourier-transform infrared spectroscopy, Raman spectroscopy, X ...
Yinghao Chen   +6 more
doaj   +1 more source

Multi‐Faceted Binder Enhancement via Slurry‐Applicable Thiol‐Ene Click Chemistry for Low‐Pressure‐Operable All‐Solid‐State Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Cross‐linked binders with enhanced resiliencies under low operating pressures are designed via in situ thiol‐ene click reactions within slurries. Cross‐linking improves the Young's moduli and elasticities of the styrene‐butadiene rubber binders, effectively mitigating interparticle delamination within the composite cathodes induced by volumetric ...
Young Joon Park   +9 more
wiley   +1 more source

Structural, electrical and electrochemical studies of copper substituted layered LiNi1/3Co1/3Mn1/3O2 cathode materials

open access: yesSouth African Journal of Chemical Engineering, 2019
The copper substituted in LiNi1/3Co1/3Mn1/3O2 cathode materials are synthesized by the solid state reaction method. Here, we are presenting the details of synthesized LiNi1/3Co(1/3-x)Mn1/3CuxO2 (0, 0.05, 0.1 and 0.15) as an alternative cathode material ...
G. Tewodros Aregai   +4 more
doaj   +1 more source

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