Results 111 to 120 of about 484,366 (250)

Study on Heat Transfer Characteristics of Jet Impingement of Turbine Bending Surface

open access: yesAerospace
The architecture of aeroengine air-cooling system channels is notably intricate, with impingement heat transfer standing out as a critical process amidst the complexity.
Fei Zeng   +4 more
doaj   +1 more source

Ultrafast Laser‐Driven Crystallization of LTA Zeolite

open access: yesSmall Methods, EarlyView.
The ultrafast laser synthesis technique, using femtosecond laser pulses, enhances zeolite synthesis by providing high‐precision control over energy delivery and reaction kinetics. This technique accelerates the synthesis of high‐quality zeolite crystals with enhanced functionality.
Meryem Merve Doğan   +2 more
wiley   +1 more source

Conjugate Heat Transfer and Flow Analysis of Double-Wall Cooling with Printable Gyroid-Type TPMS-Based Effusion

open access: yesAerospace
This study introduces the Gyroid structure, a type of triply periodic minimal surface (TPMS), for enhanced effusion cooling performance. Conjugate heat transfer simulations are used to compare the flow behavior, pressure loss, and overall cooling ...
Kirttayoth Yeranee   +5 more
doaj   +1 more source

Research Progress on Thermal Runaway and Thermal Management of Lithium‐Ion Batteries

open access: yesSafety Science and Technology, EarlyView.
This review summarizes thermal runaway mechanisms, propagation pathways, mitigation strategies, and intelligent thermal management technologies for lithium‐ion batteries, highlighting the transition from passive heat dissipation to integrated safety regulation through advanced cooling, barrier materials, sensing, machine learning, and digital‐twin ...
Songrong Li   +4 more
wiley   +1 more source

Progress in Explosion Mechanisms and Prevention Technologies for Direct Chill Casting Aluminum Melt Upon Water Contact: A Review

open access: yesSafety Science and Technology, EarlyView.
Molten aluminum–water explosion triggered by leakage remains the core unresolved safety hazard hindering safe production in aluminum direct chill casting. This review summarizes its explosion mechanism, key influencing factors, prevention technologies, existing gaps, and prospects of intelligent multi‐technology integrated explosion‐proof systems ...
Min Wang   +5 more
wiley   +1 more source

Prediction of Ceiling Temperature in Tunnel Fires Under Canyon‐Wind Conditions Using Ensemble Learning

open access: yesSafety Science and Technology, EarlyView.
A LightGBM‐based ensemble learning framework with SHAP interpretability analysis was developed for predicting ceiling temperature in canyon‐wind tunnel fires. The model demonstrated robust generalization (R2 = 0.7476) under unseen extreme conditions, with fire‐source location identified as the primary factor driving temperature evolution.
Qinqin Zhu   +5 more
wiley   +1 more source

Effect of nozzle angle on jet impingement cooling system [PDF]

open access: yes, 2009
Cooling system using jet impingement is already widely used in industries nowadays. There were various approaches that have been investigated in order to produce more efficient jet impingement cooling system.
Khaider, Abu Bakar
core   +1 more source

Five Decades of Dispute: A Triptych. E. J. Corey

open access: yesThe Chemical Record, EarlyView.
In his 2004 Priestley Medal address, E. J. Corey stated, “On May 4, 1964, I suggested to my colleague R. B. Woodward a simple explanation involving the symmetry of the perturbed (HOMO) molecular orbitals for the stereoselective cyclobutene/1,3‐butadiene and 1,3,5‐hexatriene/cyclohexadiene conversions that provided the basis for the further development ...
Jeffrey I. Seeman
wiley   +1 more source

The law of AI knowledge distillation

open access: yesAmerican Business Law Journal, EarlyView.
Abstract Knowledge distillation—the practice of training a compact student model on the outputs of a larger teacher model—has emerged as the fastest‐growing technique for replicating and disseminating frontier artificial intelligence (AI) capabilities.
Taorui Guan
wiley   +1 more source

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