Results 71 to 80 of about 41,996 (300)

Research on Dynamic Dissolving Model and Experiment for Rock Salt under Different Flow Conditions

open access: yesAdvances in Materials Science and Engineering, 2015
Utilizing deep rock salt cavern is not only a widely recognized energy reserve method but also a key development direction for implementing the energy strategic reserve plan.
Xinrong Liu   +5 more
doaj   +1 more source

Resistance to Overdoping Allows Over 2000 S cm−1 Conductivity in P(g3BTTT) With Anion‐Exchange Doping

open access: yesAdvanced Materials, EarlyView.
Anion‐exchange doping of conjugated polymers is an effective way to achieve high conductivities. Here, we report over 2000 S cm−1 electrical conductivity for doped P(g3BTTT). In addition, we show that P(g3BTTT) sustains exceptionally high doping levels without any drop in the charge mobility.
Basil Hunger   +14 more
wiley   +1 more source

The self-healing property of rock salt damage in underground gas storage: A review

open access: yesResults in Engineering
Deep underground energy storage represents a crucial avenue for future energy reserve development. Rock salt is globally acknowledged as an optimal medium for energy storage due to its good creep, low permeability, and self-healing capabilities. However,
Junsong Chang   +3 more
doaj   +1 more source

A Study of Analytical Solution for the Special Dissolution Rate Model of Rock Salt

open access: yesAdvances in Materials Science and Engineering, 2017
By calculating the concentration distributions of rock salt solutions at the boundary layer, an ordinary differential equation for describing a special dissolution rate model of rock salt under the assumption of an instantaneous diffusion process was ...
Xin Yang   +4 more
doaj   +1 more source

Microscopic Pore Structure of Surrounding Rock for Underground Strategic Petroleum Reserve (SPR) Caverns in Bedded Rock Salt

open access: yesEnergies, 2020
Using salt caverns for an underground strategic petroleum reserve (SPR) is considered as an ideal approach due to the excellent characteristics of low porosity, low permeability, self-healing of damage, and strong plastic deformation ability of rock salt.
Nan Zhang   +4 more
doaj   +1 more source

Rock-Salt-Type MnCo2O3/C as Efficient Oxygen Reduction Electrocatalysts for Alkaline Fuel Cells

open access: yes, 2019
The search for nonprecious metal-based electrocatalysts with high activity and long durability for the oxygen reduction reaction (ORR) has been long pursued by the renewable energy material community.
Yao Yang (543059)   +9 more
core   +1 more source

Second‐Harmonic Hyper‐Mie Optical Activity Enables Closed‐Loop Chiral Photochemistry

open access: yesAdvanced Materials, EarlyView.
Nonlinear chiral photochemistry is demonstrated in CdTe/CdO nanohelices, where circularly polarized infrared light both drives and tracks photo‐oxidation via second‐harmonic scattering. This closed‐loop process reveals real‐time structural evolution, including shell fracturing and core exposure, accompanied by a transition from hyper‐Mie to hyper ...
Hoyeon Choi   +6 more
wiley   +1 more source

Facet‐Specific PbS Quantum Dot Passivation Using Halide Perovskites for SWIR Photodetectors

open access: yesAdvanced Materials Interfaces, EarlyView.
PbS quantum dots (QDs) are emerging as powerful short‐wave infrared photodetectors, yet the passivation mechanism of large QDs by perovskites ‐ critical for their stability ‐ remains unexplained. Here, we unveil the ligand structure of CH3NH3PbI3 (MAPI)‐passivated 4‐nm PbS QDs using FTIR, XPS, SEM, NMR, and DFT.
L. Paillardet   +13 more
wiley   +1 more source

Study of damage recovery of salt rock under confining pressures

open access: yes工程科学与技术, 2017
:In order to understand salt rock damage recovery characteristics and the connection of damage and strength under the effect of confining pressure. Different test has been designed for salt rock with different confining pressure and different holding ...
xianggao, liujianfeng
doaj  

The Influence of Mesoscale Particle Structure on the Electrode Degradation and Resultant Electrochemistry of Lithium Ion Cells With Nickel Rich Lithium Nickel Manganese Cobalt Oxide Positive Electrodes

open access: yesAdvanced Materials Technologies, EarlyView.
Milled polycrystalline NMC811 cathode (MPC NMC) with smaller secondary particle and higher surface area had 1) greater cathode tortuosity, 2) reduced surface Ni on the cycled MPC cathodes consistent with surface reconstruction, and 3) increased Ni deposition from cathode‐anode crosstalk, manifesting in lower functional capacity and higher impedance ...
Edelmy J. Marin Bernardez   +22 more
wiley   +1 more source

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