Results 91 to 100 of about 98,645 (308)

Optical Investigation of Sparks to Improve Ignition Simulation Models in Spark-Ignition Engines

open access: yesEnergies
The use of renewable fuels in place of fossil fuels in internal combustion engines is regarded as a viable method for achieving zero-impact-emission powertrains.
Saraschandran Kottakalam   +3 more
doaj   +1 more source

Hypergolic Copper Cluster‐Based Covalent Organic Frameworks

open access: yesAdvanced Science, EarlyView.
Hpergolic cluster‐based covalent organic framework (Cu3‐CB‐COF), assembled from aldehyde‐functionalized carborane monomers and trinuclear copper clusters, demonstrates a strong synergy between its catalytic copper nodes and energetic carborane backbones.
Yu‐Zhou Qiao   +5 more
wiley   +1 more source

Zero-Dimensional Modeling of a Nanosecond Pulsed Discharge

open access: yesIEEE Access
This article proposes a 0D model for Nanosecond Pulsed Discharges (NPD). The model incorporates the high-frequency transmission line, a lumped equivalent circuit for the load, a two-temperature model for heavy particles and electrons, and an ionization ...
Michelangelo Balmelli   +5 more
doaj   +1 more source

NIR‐II Light‐Triggered Electron Flow Initiates Cuproptosis‐Centered Thermoelectric‐Immunotherapy for Breast Cancer

open access: yesAdvanced Science, EarlyView.
A NIR‐II light‐activatable thermoelectric nanoreactor converts surface‐bound Cu2+ into bioactive Cu+ via directed electron flow. This spatiotemporally controlled reduction triggers potent cuproptosis and immunogenic cell death, eradicating primary tumors and, together with aPD‐1 therapy, suppressing metastases while establishing durable immune memory ...
Boyu Yuan   +10 more
wiley   +1 more source

Flame‐Retardant Quasi‐Solid‐State Electrolytes From Self‐Assembled Azolate Hybrid Frameworks for Highly Safe Lithium Batteries

open access: yesAngewandte Chemie, EarlyView.
This work develops a spray‐assisted in situ assembly technique to construct AHF materials with nitrogen/oxygen‐regulated one‐dimensional channels on glass fiber, providing abundant active sites and enabling rapid transport for lithium ions. Subsequently, phosphate flame retardants are encapsulated via in situ polymerization, resulting in a thermally ...
Shun Wang   +9 more
wiley   +2 more sources

Study on microwave ignition behavior of inferior bituminous coal assisted by coke under dynamic particle spacing

open access: yesMeitan xuebao
In China’s power system, low-volatile coals represented by inferior bituminous coal and coke exhibit significant production output, yet their application in coal-fired power generation is constrained by their low-volatile characteristics.
Peng ZOU   +5 more
doaj   +1 more source

Modeling of auto ignition combustion with inhomogeneous mixture

open access: yesNihon Kikai Gakkai ronbunshu, 2017
To predict the combustion characteristic of auto ignition combustion in internal combustion engines, it is necessary to consider the inhomogeneity of the fuel, EGR and air in the mixture.
Yasuto UESUGI   +5 more
doaj   +1 more source

Computational studies on HCCI engines. [PDF]

open access: yes, 2010
Emission legislation is changing in an effort to reduce exhaust emissions from the IC engines. Research and development has been focused on improving both spark-ignition and compression ignition engines to make them more efficient.
Correia, Eduardo Rodrigues
core  

In‐Sensor Computing by Soft Threshold Logic Gates Under Different Humidity Conditions

open access: yesAdvanced Electronic Materials, EarlyView.
Soft nanocomposite materials, based on gold cluster‐assembled thin films implanted in polydimethylsiloxane substrate, can perform reliable processing in ambient environmental conditions. Humidity influences the resistive switching and computational capabilities of the nanocomposites, that can be used as multifunctional material combining sensing ...
Giacomo Nadalini   +2 more
wiley   +1 more source

CO2‐Induced Reverse Lattice Oxygen Spillover on Pt/CeO2 Enables Sulfur‐Resistant Dry Reforming of Methane

open access: yesAngewandte Chemie, EarlyView.
A critical step, dry reforming of methane (DRM) converts biogas into useful syngas. Yet trace H2S in biogas rapidly poisons DRM catalysts, limiting practical use. We developed a robust Pt/CeO2 catalyst sustaining DRM activity via CO2‐induced reverse lattice oxygen spillover in H2S‐rich environments.
Jun Liu   +11 more
wiley   +2 more sources

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