Results 81 to 90 of about 603,839 (190)

Rechargeable Aqueous Zinc–Manganese Dioxide/Graphene Batteries with High Rate Capability and Large Capacity [PDF]

open access: yes, 2020
Batteries based on Zn and other two-valent metals can be nearly ideal charge storage devices because of their high energy density combined with reliability, earth-abundance, and low flammability.
Chunyan Wang (306606)   +4 more
core   +1 more source

New Anger Scintillation Cameras with Improved Count Rate Capability

open access: yesRADIOISOTOPES, 1980
This paper proposes scintillation cameras which can handle input pulse rates beyond 1 Mcps with negligible as spatial resolution and energy resolution at low pulse rates. The cameras are based on the "variable sampling-time technique", in which phototube current pulses are first shortened in width and then selectively integrated by gated integrators ...
TANAKA, Eiichi   +2 more
openaire   +3 more sources

Improved rate capability of carbon coated Li3.9Sn0.1Ti5O12 porous electrodes for Li-ion batteries [PDF]

open access: yes, 2011
A new sol-gel process is developed to modify the Li4Ti 5O12 anode material for improved rate capability. The new process brings about the following effects, namely (i) doping of Sn2+ to form Li3.9Sn0.1Ti5O12, (ii) carbon coating and (iii) creation of a ...
Zhang, Biao   +7 more
core   +1 more source

Investigating the Electrochemical Characteristics of Lithium Vanadium Phosphate Cathode Synthesized by the Solution Combustion Method Utilizing Cetyltrimethylammonium Bromide as a Fuel for Lithium-Ion Batteries Applications [PDF]

open access: yesJournal of Advanced Materials in Engineering
Introduction and Objectives: Optimization of vanadium phosphate compounds through the control of synthesis methods plays a key role in enhancing their performance. In this research, the effect of adding cetyltrimethylammonium bromide with different molar
Mohammad Tahernejad Javazm   +2 more
doaj   +1 more source

Enhancing exchange rate prediction and risk management under uncertainty shocks: an AI-driven ensemble prediction model based on metaheuristic optimization [PDF]

open access: yes
The foreign exchange market significantly affects international trade, making accurate exchange rate predictions essential for investors, businesses, and government organizations.
Chen, Xihui Haviour   +3 more
core   +2 more sources

Improved Electrochemical Performance of Lithium-Sulfur Batteries with Boron-Doped Zinc Cobalt Sulfide Catalyst-Modified Separators [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering
Lithium-sulfur (Li-S) batteries possess considerable potential for high theoretical energy density; however, their practical implementation has been impeded by the polysulfide shuttle effect, resulting in inadequate cycling stability.
Binran Cui
doaj   +1 more source

A theoretical approach to evaluate the rate capability of Li-ion battery cathode materials [PDF]

open access: yes, 2014
Charge-discharge rate capability is one of the most important properties of cathode materials for lithium batteries, in particular when envisaging high power density applications such as automotive applications.
Mahdi, kalantarian mohammad   +2 more
core   +1 more source

Measuring the Capability to Raise Revenue Process and Output Dimensions and Their Application to the Zambia Revenue Authority [PDF]

open access: yes
The worldwide diffusion of the good governance agenda and new public management has triggered a renewed focus on state capability and, more specifically, on the capability to raise revenue in developing countries.
Christian von Soest
core  

Enhancing rate capability of amorphous nickel phosphate supercapattery electrode via composition with crystalline silver phosphate [PDF]

open access: yes, 2018
The performance of a supercapattery depends on its energy density, rate capability of charge and discharge and stability of electrode. Here in, a sonochemical method followed by calcination was applied to synthesize nickel phosphate-silver phosphate (Ni3(
Numan, Arshid   +7 more
core   +1 more source

Mesoporous CNT@TiO2-C Nanocable with Extremely Durable High Rate Capability for Lithium-Ion Battery Anodes [PDF]

open access: yes, 2014
A well-designed nanostructure CNT@TiO2-C with fine anatase TiO2 particle (< 8 nm), good electronic conducting network (inner CNT core and outer carbon layer), and mesoporous structure was prepared by a simple and green one-pot hydrothermal reaction ...
Xin, Huolin   +5 more
core   +1 more source

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