Results 121 to 130 of about 98,594 (308)

General-to-Specific Model Selection Procedures for Structural Vector Autoregressions [PDF]

open access: yes
Structural vector autoregressive (SVAR) models have emerged as a dominant research strategy in empirical macroeconomics, but suffer from the large number of parameters employed and the resulting estimation uncertainty associated with their impulse ...
Hans-Martin Krolzig
core  

TVP-VAR impulse responses of investor sentiment under oil-specific demand.

open access: yes, 2018
TVP-VAR impulse responses of investor sentiment under oil-specific demand.
Zhifang He (5613911)   +1 more
core   +1 more source

Transfer Printing and Reconfiguration of Soft Electronics Using Digital Microfluidics and Laser Machining

open access: yesAdvanced Functional Materials, EarlyView.
This paper presents a digital microfluidics‐based technique for transferring and reconfiguring soft nanomembranes. Laser‐machined nanothin membranes are picked up, transported, and aligned via tailored surface tension and the actuation of water droplets, enabling the development of flexible electronics, the integration of functional materials on 3D ...
Quang Anh Nguyen   +15 more
wiley   +1 more source

Pull‐and‐Push Nanotherapeutic Hydrogels: Scavenging Inflammatory Triggers While Driving Tissue Regeneration in Burn Wounds

open access: yesAdvanced Functional Materials, EarlyView.
A nanounit‐assembled hydrogel employing a “pull‐and‐push” strategy simultaneously scavenges pro‐inflammatory cell‐free DNA (cfDNA) and delivers regenerative therapeutics in response to burn‐induced hyperthermia. By repolarizing macrophages and promoting angiogenesis, this multifunctional platform accelerates burn wound healing, offering a blueprint for
Han‐Sem Kim   +9 more
wiley   +1 more source

Research on the influence of nano-metal additives on the combustion performance of kerosene in a wide-range ramjet combined engine

open access: yesDefence Technology
Metals and metal hydrides are considered promising energetic additives for conventional liquid hydrocarbon fuels because they can significantly increase the energy density of the base fuel while reducing its ignition delay.
Haoyang Zhao   +5 more
doaj   +1 more source

Advances in Sustainable and Wearable Textile Based Soft Robotics

open access: yesAdvanced Functional Materials, EarlyView.
This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas   +6 more
wiley   +1 more source

The Unified Specific Impulse – A Selection Criterion For Green Propellants?

open access: yes, 2011
Propellant performance is usually assessed through the comparison of either the specific impulse Isp or the specific impulse density Isp,d of different propellants.
Riccius, Jörg, Bouajila, W.
core  

Measurement of the spatial specific impulse distribution due to buried high explosive charge detonation

open access: yes, 2022
S.1547-1551Buried high explosive (HE) charges represent a high threat to military vehicles. A detailed understanding of the physical processes involved in the loading of vehicle structures is necessary for an optimization of effective countermeasures and
Holzwarth, Andreas   +2 more
core  

Ultrasonic regeneration of activated carbon with the addition of gas flushing

open access: yesDesalination and Water Treatment
In this study, we investigated the effects of four operating parameters; frequency, power, gas impulse intensity, and regeneration time, on the regeneration of activated carbon.
Zhiwei Wang   +10 more
doaj   +1 more source

Anion‐Exchange‐Enabled Hydrogel Electrolytes With High Zn2+ Transference for Dendrite‐Free Flexible Zinc‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
A high‐Zn2+‐transference hydrogel electrolyte of ex‐PDADAM is developed via anion exchange at quaternary ammonium sites, achieving high Zn2+ transference number (0.86), ionic conductivity (8.10 mS cm−1), and toughness (51.25 MJ m−3). Symmetric cells are operated stably for over 2000 h, while flexible pouch cells retain 90.9% capacity after 300 cycles ...
Jung Woo Hong   +8 more
wiley   +1 more source

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