Results 51 to 60 of about 228,844 (310)

A study on formation process of plate shock in underexpanded impinging jet

open access: yesNihon Kikai Gakkai ronbunshu, 2020
This study focuses on the formation process of plate shock in an underexpanded jet impinging on a flat plate. The jet discharged from a convergent nozzle is underexpanded when the pressure ratio across the nozzle exceeds the critical value.
Hiromasa SUZUKI   +3 more
doaj   +1 more source

An Analysis of Jet Noise Characteristics in the Compressible Turbulent Mixing Layer of a Standard Nozzle

open access: yesMachines, 2022
In this paper, we seek to understand the influence of TPS standard nozzle shape on jet noise and improve the accuracy of flow and pressure ratio of aeronautical simulation.
Guozhen Mu, Qiongying Lyu, Yiming Li
doaj   +1 more source

Atomic Layer Deposition in Transistors and Monolithic 3D Integration

open access: yesAdvanced Functional Materials, EarlyView.
Transistors are fundamental building blocks of modern electronics. This review summarizes recent progress in atomic layer deposition (ALD) for the synthesis of two‐dimensional (2D) metal oxides and transition‐metal dichalcogenides (TMDCs), with particular emphasis on their enabling role in monolithic three‐dimensional (M3D) integration for next ...
Yue Liu   +5 more
wiley   +1 more source

Numerical analysis of jet noise for nozzles with different throat sizes

open access: yesAIP Advances
To propose a method for testing the dynamic change rate of the throat diameter based on the characteristics of the jet noise field, this study measured the effect of the size variation of the throat diameter on the jet noise during engine nozzle ...
Yating Hou   +4 more
doaj   +1 more source

Compressibility Modified RANS Simulations for Noise Prediction of Jet Exhausts with Chevron

open access: yesJournal of Applied Fluid Mechanics, 2021
The impact of compressibility modified RANS turbulence closures is investigated for high subsonic round and chevron jet flows with Mach = 0.9 and Re = 1.03×106, including the predicted acoustic noise generation.
Y. Jin, X. Han, P. Fan
doaj  

High‐Throughput Exfoliation of Optoelectronic‐Grade MoS2 via Turbulent‐Flow Wet Jet Milling

open access: yesAdvanced Functional Materials, EarlyView.
A scalable wet jet milling exfoliation method is demonstrated for producing optoelectronic‐grade MoS2 nanosheets using environmentally friendly ethyl cellulose in ethanol dispersion media. Guided by fluid dynamics modeling, this approach is optimized to achieve record‐high exfoliation throughput and concentration.
Maryam Khalaj   +7 more
wiley   +1 more source

Acoustic investigation on nozzles with different types of six lobed chevrons [PDF]

open access: yesINCAS Bulletin, 2013
This paper deals with a few aspects of the notion of chevron and the process that helps reducing the noise pollution. Based on the gas dynamic and geometrical parameters of a single flow jet engine a model of CFD data processing is made.
Grigore CICAN, Daniel-Eugeniu CRUNTEANU
doaj   +1 more source

Jet aircraft configuration Patent [PDF]

open access: yes, 1961
Upper surface, external flow, jet-augmented flap configuration for high wing jet aircraft for noise ...
Lowry, J. G.   +2 more
core   +1 more source

Cyclic Olefin Copolymers as Versatile Materials for Advanced Engineering Applications

open access: yesAdvanced Functional Materials, EarlyView.
Cyclic olefin copolymers (COCs) are presented as highly versatile materials combining tunable synthesis, excellent optical properties, and mechanical robustness. Their potential spans microfluidics, bioengineering, and advanced electronics, while emerging self‐healing and sustainable solutions highlight future opportunities.
Giulia Fredi   +3 more
wiley   +1 more source

Computational Modeling Meets 3D Bioprinting: Emerging Synergies in Cardiovascular Disease Modeling

open access: yesAdvanced Healthcare Materials, EarlyView.
Emerging advances in three‐dimensional bioprinting and computational modeling are reshaping cardiovascular (CV) research by enabling more realistic, patient‐specific tissue platforms. This review surveys cutting‐edge approaches that merge biomimetic CV constructs with computational simulations to overcome the limitations of traditional models, improve ...
Tanmay Mukherjee   +7 more
wiley   +1 more source

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