Results 101 to 110 of about 6,618,957 (257)

The pricing of natural gas in U.S. markets [PDF]

open access: yes
Stephen Brown and Mine Yücel examine how different natural gas users and the market institutions serving them affect the transmission of price changes throughout various markets for natural gas. Electrical utilities and industrial users buy much of their
Mine K. Yücel, Stephen P.A. Brown
core  

Designing Vanadium‐Based Oxide Electrocatalysts for Water Splitting: Experimental and Mechanistic Insights with Machine Learning

open access: yesAdvanced Functional Materials, EarlyView.
This review establishes structure‐property‐mechanism relationships across six modification strategies for V‐based oxide water‐splitting electrocatalysts: lattice engineering, heteroatom doping, interface engineering, carbon‐based hybridization, morphology engineering, and surface reconstruction and pre‐catalyst design, where dissolution is reframed as ...
Youness El Issmaeli   +4 more
wiley   +1 more source

Perspectives of the European Natural Gas Markets until 2025 [PDF]

open access: yes
We apply the EMF 23 study design to simulate the effects of the reference case and the scenarios to European natural gas supplies to 2025. We use GASMOD, a strategic severallayer model of European gas supply, consisting of upstream natural gas producers,
Christian von Hirschhausen   +2 more
core  

Western Europe natural gas trade : final report [PDF]

open access: yes, 1986
Final report;Series from publisher's list.Includes bibliographical references.International Natural Gas Trade Project, Center for Energy Policy Research, Energy Laboratory, Massachusetts Institute of ...

core  

Rapid Microwave Plasma Engineering of HfO2/C@C Core‐Shell Fibrous Membrane Toward Flexible High‐Performance Electromagnetic Wave Absorption

open access: yesAdvanced Functional Materials, EarlyView.
Rapid microwave plasma torch engineering tunes crystal phases, carbon graphitization and oxygen‐vacancy defects in HfO2/C@C core‐shell fibrous membranes. Synergistic multi‐loss effects optimize impedance matching to deliver −65.75 dB reflection loss and a 7.37 GHz effective bandwidth for flexible electromagnetic wave absorption.
Qichao Ding   +14 more
wiley   +1 more source

Electron‐Deficient Linkers Enhance H2O2 Electrosynthesis in Covalent Organic Frameworks

open access: yesAdvanced Functional Materials, EarlyView.
Linker π‐conjugation modulates the electronic state of the Ni–N4 centers and their interaction with the key *OOH intermediate while preserving the primary coordination motif. NiPc‐PTDA delivers an H2O2 selectivity of 92% and a production rate of 34.8 mol gcat−1 h−1, highlighting linker electronic properties as a molecular design parameter for NiPc ...
Houting Xie   +7 more
wiley   +1 more source

Investigation of hydrogen-induced crack propagation in X80 hydrogen-blended pipelines using CPFEM-CZM

open access: yes管道保护
Utilizing the existing natural gas pipeline network for hydrogen-blended transportation is an effective approach to facilitate the large-scale adoption of hydrogen energy. However, hydrogen embrittlement in pipeline steel hinders the rapid development of
Xixian BAI   +5 more
doaj  

Study on the determination method of excitation load in electrical signal simulation for piezoelectric ultrasonic internal inspection of pipelines

open access: yesScientific Reports
Accurately determining the initial acoustic field excitation load of a piezoelectric ultrasonic probe is essential for simulating electrical signals and calculating wall thickness during ultrasonic internal inspection of pipelines.
Guangli Xu   +4 more
doaj   +1 more source

Architecture‐Driven Functional Coupling in Vertically Aligned Nanocomposites

open access: yesAdvanced Functional Materials, EarlyView.
Vertically aligned nanocomposites define a growth‐engineered architecture in which vertical interfaces, strain fields, defect pathways, and phase connectivity are created simultaneously. This review shows how these architectural features couple ferroic, optical, ionic, electrochemical, and device responses, establishing design rules and open challenges
Md Shatil Islam‐Shanto   +4 more
wiley   +1 more source

An Innovative High-Strength Double-Network Hydrogel for Use as a Drilling Fluid Plugging Agent

open access: yesGels
The problem of wellbore leakage is a key challenge in the petroleum industry, limiting drilling progress and increasing drilling costs. Plugging agents play a role in repairing leaks and fractures; however, traditional plugging materials generally have ...
Yanfeng He   +7 more
doaj   +1 more source

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