Results 31 to 40 of about 22,985,782 (339)

Polypyrrole|zinc supercapattery with the aqueous electrolyte [PDF]

open access: yesHemijska Industrija, 2017
Polypyrrole (PPY) electrode was obtained by electrochemical oxidative polymerization of pyrrole on graphite electrode from aqueous electrolyte containing 0.1 mol dm–3 pyrrole monomer and 1.0 mol dm–3 HCl.
Janačković Marija   +2 more
doaj   +1 more source

Performance Analysis of Seawater Desalination Using Reverse Osmosis and Energy Recovery Devices in Nouadhibou

open access: yesLiquids
Arid zones, such as the MENA regions and the Sahara countries, are experiencing significant water stress. To address this global challenge, desalination technologies provide a crucial solution, particularly the reverse osmosis (RO) technique, which is ...
Ahmed Ghadhy   +5 more
doaj   +1 more source

Cationic Covalent Organic Framework with Ultralow HOMO Energy Used as Scaffolds for 5.2 V Solid Polycarbonate Electrolytes

open access: yesAdvanced Science, 2022
Solid polymer electrolytes (SPEs) have become promising candidate to replace common liquid electrolyte due to highly improved security. However, the practical use of SPEs is still restricted by their decomposition and breakage at the electrode ...
Jie Liu   +8 more
doaj   +1 more source

Plug-and-play Solvability of the Power Flow Equations for Interconnected DC Microgrids with Constant Power Loads [PDF]

open access: yes, 2019
In this paper we study the DC power flow equations of a purely resistive DC power grid which consists of interconnected DC microgrids with constant-power loads.
De Persis, Claudio   +2 more
core   +2 more sources

Power Spectral Density of Magnetization Dynamics Driven by a Jump-Noise Process

open access: yes, 2016
Random magnetization dynamics driven by a jump-noise process is reduced to stochastic magnetic energy dynamics on specific graphs using an averaging technique.
Bertotti, G.   +3 more
core   +1 more source

Shifting Spatialities of Power: The Case of Australasian Aviation [PDF]

open access: yes, 2009
This paper explores how different modalities, spatialities and scales of power operate in a geopolitical context. By tracing the dynamic and shifting economic geographies of state and firm power in the events leading up to the collapse of a major ...
Weller, Sally Anne
core   +1 more source

High specific power electrical machines: A system perspective

open access: yesInternational Conference on Electrical Machines and Systems, 2017
There has been a growing need for high specific power electrical machines for a wide range of applications. These include hybrid/electric traction applications, aerospace applications and Oil and Gas applications.
A. El-Refaie, M. Osama
semanticscholar   +1 more source

Numerical Analysis of the Structural Parameters on the Performance of Oil-Injected Rotary Vane Compressors

open access: yesMachines
The performance improvement potential with the optimisation of vane geometry and port timing angle in oil-injected Rotary Vane Compressors (RVCs) is not yet fully understood.
Fanghua Ye   +5 more
doaj   +1 more source

Development of Lithium-ion Battery of the “Doped Lithium Iron Phosphate–Doped Lithium Titanate” System for Power Applications

open access: yesInternational Journal of Electrochemical Science, 2017
Lithium-ion battery based on a new electrochemical system with a positive electrode based on composite of doped lithium iron phosphate with carbon (Li0.99Fe0.98Y0.01Ni0.01PO4/C) and a negative electrode based on doped lithium titanate (Li3.812Ti4.972Ga0 ...
A.A. Chekannikov   +6 more
doaj   +1 more source

Doped-Li1+xV3O8 as cathode materials for lithium-ion batteries: A mini review

open access: yesElectrochemistry Communications, 2020
Compared with other materials, monoclinic Li1+xV3O8 as the promising cathode includes many strong points, such as high theoretical capacity, abundant raw materials, safety characteristic and low environmental impact.
Limin Zhu   +4 more
doaj   +1 more source

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