Results 61 to 70 of about 262,231 (292)

Hollow Sphere c-In2O3 for Application in Lithium Ion Battery

open access: yesInternational Journal of Electrochemical Science, 2015
The hollow sphere c-In2O3 were synthesized via hydrothermal reaction. The crystal structure of the sample was collected and analyzed through X-ray diffractometry (XRD).
Xinghua Liang   +5 more
doaj   +1 more source

Electrolyte Engineering Challenges and Opportunities for Next‐Generation Aqueous Ammonium‐Ion Batteries

open access: yesAdvanced Materials, EarlyView.
Aqueous ammonium‐ion batteries (AAIBs) face a hydrogen‐bond paradox: the HB network enables fast NH4+ transport but triggers water decomposition. This review dissects this dilemma, evaluates multiple electrolyte engineering strategies, and outlines four future directions for next‐generation AAIB design ABSTRACT Aqueous ammonium‐ion batteries (AAIBs ...
Zi‐Hang Huang   +6 more
wiley   +1 more source

A Study of the Thermodynamics and Kinetics of LiₓFePO₄ as a Cathode Material for Li Batteries [PDF]

open access: yes, 2012
Olivine-type LiFePO4 has been recognized as one of the most promising cathode materials for rechargeable Li batteries. Its advantages include high capacity, high stability, nontoxicity, and low cost.
Tan, Hongjin
core   +1 more source

Design of High‐Energy Anode for All‐Solid‐State Lithium Batteries–A Model with Borohydride‐Based Electrolytes

open access: yesAdvanced Materials Interfaces, EarlyView.
This study proposes a function‐sharing anode design to enable nonmetallic lithium insertion while maintaining intimate interfacial contact with the solid‐state electrolyte. A combination of lithium‐compatible and conformable borohydrides, highly conformable indium metal, less‐graphitized acetylene black, and a layer of highly graphitized massive ...
Keita Kurigami   +3 more
wiley   +1 more source

Emitter depletion measurement and modeling in the T5&T6 Kaufman-type ion thrusters

open access: yes, 2007
This paper presents some of the aspects of a program undertaken by Qineti Q to characterize and determine the depletion rates and predict life time of its cathode technology.
Ahmed Rudwan, Ismat M.   +3 more
core   +2 more sources

Electrochemical Properties of Hollow Spherical Na3V2(PO4)3/C Cathode Materials for Sodium-ion Batteries

open access: yesInternational Journal of Electrochemical Science, 2017
Hollow Spherical Na3V2(PO4)3/C cathode materials were successfully synthesized by a simple spray drying method. The structure and morphology of the samples were characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM) and transmission
Chunmei Huang   +5 more
doaj   +1 more source

Advanced Manufacturing of Composite‐Based Systems for Energy Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Advanced manufacturing enables the integration of polymers, ceramics, metal oxides, and composites into architected microstructures with tailored transport pathways. By coupling material selection, manufacturing strategy, and structural design, multifunctional energy systems can simultaneously improve electrochemical performance, thermal management ...
Sri Vaishnavi Thummalapalli   +13 more
wiley   +1 more source

Progress in Experimental Study of Plume Plasma Discharge Characteristics of the Hollow Cathode

open access: yes气体物理
With the continuous maturation and sustained application of electric propulsion technology, electric propulsion is becoming the preferred choice of space propulsion for deep space exploration missions with its high specific impulse advantage. Among them,
Jintao JIA, Long MIAO, Yugan LIAO
doaj   +1 more source

On-a-chip microdischarge thruster arrays inspired by photonic device technology for plasma television

open access: yes, 2009
This study shows that the practical scaling of a hollow cathode thruster device to MEMS level should be possible albeit with significant divergence from traditional design.
Gabriel, Stephen B   +5 more
core   +1 more source

Microfabrication of Soft Millirobots Propelled by Low Voltage Electrohydraulic Actuators

open access: yesAdvanced Materials Technologies, EarlyView.
Manual layer‐by‐layer assembly is replaced by wafer‐level MEMS batch fabrication for compliant polymer‐based electrohydraulic actuators. The microfabricated devices integrate sacrificially defined microcavities, Parylene‐C‐sealed inlets, and multilayer polymer–metal films.
Shai Shmulevich   +2 more
wiley   +1 more source

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