Results 91 to 100 of about 2,086,615 (282)

Numerical simulation study on optimization of gas injection debrining and effects of cushion gas in salt cavern hydrogen storage

open access: yesYouqicang pingjia yu kaifa
During the construction of salt cavern hydrogen storage, the debrining process, in which gas injection is used to displace brine and convert the solution-mined cavern into usable hydrogen storage space, is commonly required.
WU CHENYU   +6 more
doaj  

The Feasibility Appraisal for CO2 Enhanced Gas Recovery of Tight Gas Reservoir: Experimental Investigation and Numerical Model

open access: yesEnergies, 2019
This paper proves the soundness of supercritical CO2 displacement for enhancing gas recovery of a tight gas reservoir via laboratory investigations and compositional modeling.
Ying Jia   +5 more
doaj   +1 more source

A Holistic Platform Approach for Developing Robust Pulmonary mRNA Delivery: Integrating Novel Phenolic Acid‐Derived Ionizable Lipids and Device Engineering

open access: yesAdvanced Functional Materials, EarlyView.
An integrated pulmonary mRNA delivery platform combining novel biodegradable syringic acid‐derived ionizable lipids, design‐of‐experiments formulation optimization, and vibrating‐mesh nebulizer engineering enabled stable aerosolization and efficient lung delivery.
Neha Kaushal   +21 more
wiley   +1 more source

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

Pareto-based Multi-Objective Optimization of Underground Hydrogen Storage Operational Condition Utilizing Machine Learning-Based Surrogate Models

open access: yesInterPore Journal
Underground hydrogen storage (UHS) in depleted hydrocarbon reservoirs, saline aquifers, and salt caverns has emerged as a promising solution for large-scale, long-term energy storage to support the energy transition.
Hossein Kheirollahi   +2 more
doaj   +1 more source

Paying more than necessary? The wage cushion in Germany [PDF]

open access: yes
Using a representative establishment data set for Germany, we show that more than 40 percent of plants covered by collective agreements pay wages above the level stipulated in the agreement, which gives rise to a wage cushion between the levels of actual
Jung, Sven, Schnabel, Claus
core  

Self‐Assembled Crystalline Peptoid Nanomaterials as Metal‐Free Enzyme Mimics for Enhanced Carbon Dioxide Hydration and Precipitation

open access: yesAdvanced Functional Materials, EarlyView.
Inspired by metal‐free carbonic anhydrases (CAs) that achieve efficient catalysis without metal cofactors, we herein report a sequence‐defined supramolecular peptoid platform that mimics metal‐free CAs and exhibits hydrolytic activity via a supramolecular assembly‐mediated proton‐transfer mechanism.
Progyateg Chakma   +8 more
wiley   +1 more source

Development of natural gas reburning for control of NO sub x from municipal waste combustors [PDF]

open access: yes, 1991
The Gas Research Institute (GRI) and the Institute of Gas Technology (IGT), in cooperation with Riley Stoker Corporation (Riley), USA, and Takuma Company Ltd.
Abbasi, H.   +2 more
core  

Covalent Functionalization of 2D Semiconductors: A Roadmap to Advanced Electronic Devices

open access: yesAdvanced Functional Materials, EarlyView.
This Review presents recent advances in the covalent functionalization strategies for two‐dimensional semiconductors and their implementation in modern technologies. Layered materials are modified through diverse molecular chemistries (e.g., thiols, diazonium salts, alkyl halides, and electron‐deficient species) to tailor their surface properties ...
Ramiro Quirós‐Ovies   +2 more
wiley   +1 more source

Genetically Programmed Shape‐Morphing of Engineered Living Materials

open access: yesAdvanced Functional Materials, EarlyView.
Here, bacterial and mammalian engineered living materials (ELMs) are presented, in which living cells direct genetically programmed and enzymatically mediated shape‐morphing. The resulting deformation and shape‐recovery can be actuated in a genetically controlled manner by an ELM incorporating out‐of‐equilibrium counteracting biochemical reactions with
Jan Becker   +7 more
wiley   +1 more source

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