Results 71 to 80 of about 1,444,417 (202)

Kinetic activation of interfacial Li2S via zirconia membrane reactor confinement catalysis for high‐performance lithium/sulfur batteries

open access: yesInfoMat
The slow kinetics and irreversibility of Li2S deposition and dissolution during the sulfur reduction/evolution reactions (SRR/SER) hinder the fast‐charging and high‐rate capabilities of lithium–sulfur (Li/S) batteries.
Lei Ji   +9 more
doaj   +1 more source

Unveiling the Impact of Porosity on Electrolyte Electronic Conduction and Electric Potential Field in Sulfide‐Based Solid‐State Lithium Metal Batteries

open access: yesSmall Structures
Solid‐state Li metal batteries (SSLMBs) offer higher energy density and safety. However, they face significant challenges, particularly short circuits caused by the growth of Li dendrites.
Shuangquan Lin   +14 more
doaj   +1 more source

Rapid Online Solid-State Battery Diagnostics with Optically Pumped Magnetometers

open access: yesApplied Sciences, 2020
Solid-state battery technology is motivated by the desire to deliver flexible power storage in a safe and efficient manner. The increasingly widespread use of batteries from mass production facilities highlights the need for a rapid and sensitive ...
Yinan Hu   +9 more
doaj   +1 more source

Identification and characterization of the dominant thermal resistance in lithium-ion batteries using operando 3-omega sensors [PDF]

open access: yes, 2020
Poor thermal transport within lithium-ion batteries fundamentally limits their performance, safety, and lifetime, in spite of external thermal management systems.
Battaglia, V   +4 more
core  

Hierarchical macro-nanoporous metals for leakage-free high-thermal conductivity shape-stabilized phase change materials

open access: yes, 2020
Impregnation of Phase Change Materials (PCMs) into a porous medium is a promising way to stabilize their shape and improve thermal conductivity which are essential for thermal energy storage and thermal management of small-size applications, such as ...
Dauvergne, Jean-Luc   +8 more
core   +1 more source

Nanofiber‐Confined 2H‐NbSe2 With a Li2S Activation Interface for 10 C Fast‐Charging Lithium–Sulfur Batteries

open access: yesEcoEnergy
The uncontrolled shuttle of lithium polysulfides (LiPSs) and sluggish Li2S conversion kinetics critically limits the high‐rate performance of lithium–sulfur (Li–S) batteries.
Jiayi Xue   +9 more
doaj   +1 more source

Development of Li10GeP2S12-type Solid Electrolytes for the Understanding of Superionic Conduction, and Their Application in All-solid-state Batteries

open access: yesElectrochemistry
The lithium superionic conductor Li10GeP2S12 (LGPS) and its crystal structure analogues can be applied as solid electrolytes for all-solid-state lithium-ion batteries due to their exceptionally high ionic conductivities, which exceed 10 mS cm−1 at room ...
Satoshi HORI
doaj   +1 more source

Electrolyte engineering and interphase chemistry toward high-performance nickel-rich cathodes: Progress and perspectives

open access: yesMaterials Reports: Energy
Nickel (Ni)-rich layered oxides have drawn great attention as cathode for lithium batteries due to their high capacity, high working voltage and competitive cost.
Shangjuan Yang   +6 more
doaj   +1 more source

Effects of Nanoparticle Geometry and Size Distribution on Diffusion Impedance of Battery Electrodes

open access: yes, 2012
The short diffusion lengths in insertion battery nanoparticles render the capacitive behavior of bounded diffusion, which is rarely observable with conventional larger particles, now accessible to impedance measurements. Coupled with improved geometrical
Bazant, M. Z., Song, J.
core   +1 more source

Strain engineering of single-site Cu on SWCNTs for highly efficient diene cyclopropanation

open access: yesNature Communications
Cyclopropane-based aerospace fuels exhibit the excellent volumetric calorific value, leading to broad application prospects in aircrafts. However, due to the highly rigid structure of the cyclopropane (compared to cyclobutane or cyclopentane, etc.) and ...
Yuan Yao   +5 more
doaj   +1 more source

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