Results 41 to 50 of about 22,707 (244)

A Review of Flow Field and Heat Transfer Characteristics of Jet Impingement from Special-Shaped Holes

open access: yesEnergies
The jet impingement cooling technique is regarded as one of the most effective enhanced heat transfer techniques with a single-phase medium. However, in order to facilitate manufacturing, impingement with a large number of smooth circular hole jets is ...
Liang Xu   +5 more
doaj   +1 more source

Design of Safe and Efficient Adenine Base Editors via Protein Language Model Screening for Osteoarthritis Treatment

open access: yesAdvanced Science, EarlyView.
ABSTRACT Base editors enable precise genome modification and have emerged as a promising therapeutic approach for correcting diseases caused by single‐nucleotide variants. While the current efficient version of adenine base editors (ABEs), such as ABE8e, exhibits exceptional efficiency for A‐to‐G conversions, their clinical translation is hindered by ...
Jiawei Yao   +12 more
wiley   +1 more source

Numerical investigation on heat transfer in an advanced new leading edge impingement cooling configuration

open access: yesPropulsion and Power Research, 2015
It is known that the leading edge has the most critical heat transfer area of a gas turbine blade. The highest heat transfer rates on the airfoil can always be found on the stagnation region of the leading edge.
G. Lin   +6 more
doaj   +1 more source

Study of lubricant jet flow phenomena in spur gears: Out of mesh condition [PDF]

open access: yes, 1983
The penetration depth onto the tooth flank of a jet of oil at different velocities pointed at the pitch line on the outgoing side of mesh was determined. The analysis determines the impingement depth for both the gear and the pinion.
Akin, L. S., Townsend, D. P.
core   +1 more source

Concurrently Achieving 4.6 W/M2 and 120,000 Cyclability Enabled by Extendable Swing Arms in Rotational Triboelectric Nanogenerator

open access: yesAdvanced Science, EarlyView.
A rotational energy harvesting device that successfully reconciles high power density with mechanical durability through a hybrid sliding‐and‐bouncing kinematic mechanism is reported. The success reported in our paper includes addressing a dilemma where enhanced electrical output comes at the cost of increased friction and wear, limiting the practical ...
Yihong Lin   +12 more
wiley   +1 more source

Recent Advances in Cooling Technology for the Leading Edge of Gas Turbine Blades

open access: yesEnergies
As the inlet temperature of the gas turbine exceeds the high temperature limit of the blade materials, efficient leading edge cooling technologies are crucial for the further development of gas turbines.
Shixing Zhu   +3 more
doaj   +1 more source

Spray Cooling Heat Transfer above Leidenfrost Temperature

open access: yesMetals, 2020
This study considers spray cooling starting at surface temperatures of about 1200 °C and finishing at the Leidenfrost temperature. Cooling is in the film boiling regime.
Martin Chabicovsky   +4 more
doaj   +1 more source

Advancing Energy Materials by In Situ Atomic Scale Methods

open access: yesAdvanced Energy Materials, Volume 15, Issue 11, March 18, 2025.
Progress in in situ atomic scale methods leads to an improved understanding of new and advanced energy materials, where a local understanding of complex, inhomogeneous systems or interfaces down to the atomic scale and quantum level is required. Topics from photovoltaics, dissipation losses, phase transitions, and chemical energy conversion are ...
Christian Jooss   +21 more
wiley   +1 more source

Study on the effect of Weber Number to heat transfer of multiple droplets on hot stainless steel surface

open access: yesMATEC Web of Conferences, 2018
Multiple droplets are drops of water that continuously dropped onto a surface. Spray cooling is an application of the use of droplet on a cooling system. Spray cooling is usually used in a cooling system of electronic devices, and material quenching.
Riswanda Aria   +4 more
doaj   +1 more source

Experimental Study of Impingement Effusion-Cooled Double-Wall Combustor Liners: Thermal Analysis

open access: yesEnergies, 2021
A new experimental study is presented for a combustor with a double-wall cooling design. The inner wall at the hot gas side features effusion cooling with 7-7-7 laidback fan-shaped holes, and the outer wall at the cold side features an impingement hole ...
Thomas Jackowski   +2 more
doaj   +1 more source

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