Results 71 to 80 of about 3,496,599 (369)

A Perspective on Powder Metallurgy and Additive Manufacturing of High‐Nitrogen Alloyed Stainless Steels

open access: yesAdvanced Engineering Materials, EarlyView.
This perspective article explores an innovative powder metallurgical approach to producing high‐nitrogen steels by utilizing a mixture of stainless steel and Si3N4. This mixture undergoes hot isostatic pressing followed by direct quenching. The article also examines adapting this method to laser powder bed fusion (PBF‐LB/M) to overcome nitrogen ...
Louis Becker   +5 more
wiley   +1 more source

Prediction of stability constants of Cu2+ complexes with organic fluorescent ligands using thermodynamic cycle in combination with DFT theory and SMD solvent model

open access: yesTạp chí Khoa học Đại học Huế: Khoa học Tự nhiên, 2020
Accurately predicting the stability constant ( ) of the Cu2+ complex with organic fluorescent ligands provides an important basis to design molecular fluorescent sensors for selective detection of Cu2+.
Mai Van Bay   +4 more
doaj   +1 more source

Thermodynamic optimization of combined cycles [PDF]

open access: yesInternational Journal of Energy Research, 2005
In the present lecture, thermodynamic analysis of cogeneration plants has been described in details by considering the economic parameters. The aim of the new methodology is the minimum availability loss and cost. An application of the method to a steam injected gas turbine plant is being presented as the case study.
S. U. Onbaşıoǧlu   +2 more
openaire   +1 more source

Maximum power operation of interacting molecular motors

open access: yes, 2013
We study the mechanical and thermodynamic properties of different traffic models for kinesin which are relevant in biological and experimental contexts.
Golubeva, Natalia, Imparato, Alberto
core   +1 more source

Advances in Hybrid Icing and Frosting Protection Strategies for Optics, Lens, and Photonics in Cold Environments Using Thin‐Film Acoustic Waves

open access: yesAdvanced Engineering Materials, EarlyView.
This article provides a comprehensive overview of fundamentals and recent advances of transparent thin‐film surface acoustic wave technologies on glass substrates for monitoring and prevention/elimination of fog, ice, and frost. Fogging, icing, or frosting on optical lenses, optics/photonics, windshields, vehicle/airplane windows, and solar panel ...
Hui Ling Ong   +11 more
wiley   +1 more source

Thermodynamic analysis of the partially evaporating trilateral cycle [PDF]

open access: yes, 2013
The potential of Organic Rankine Cycles (ORC) to recover low grade waste heat is well known. The high heat recovery potential is partially attributed to a good match of the temperature profiles between working fluid and waste heat stream in the ...
De Paepe, Michel   +2 more
core   +1 more source

Consolidate Overview of Ribonucleic Acid Molecular Dynamics: From Molecular Movements to Material Innovations

open access: yesAdvanced Engineering Materials, EarlyView.
Molecular dynamics simulations are advancing the study of ribonucleic acid (RNA) and RNA‐conjugated molecules. These developments include improvements in force fields, long‐timescale dynamics, and coarse‐grained models, addressing limitations and refining methods.
Kanchan Yadav, Iksoo Jang, Jong Bum Lee
wiley   +1 more source

The effect of heat recovery on the optimal values of helicopter turboshaft engine parameters

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2020
Recent studies related to fuel economy in air transport conducted in our country and abroad show that the use of recuperative heat exchangers in aviation gas turbine engines can significantly, by up to 20...30%, reduce fuel consumption.
H. H. Omar   +3 more
doaj   +1 more source

Research on ventilation system optimization of mine central pump room based on thermal cycle theory

open access: yesMeikuang Anquan, 2021
Taking Zhushantang Coal Mine as the research background, based on the thermal cycle theory, the original ventilation system of mine central pump room was reformed.
TANG Jianhua   +2 more
doaj   +1 more source

Enhancing the Age‐Hardening Response of Laser Powder‐Bed Fusion WE43 Alloy through Microstructural Control

open access: yesAdvanced Engineering Materials, EarlyView.
Laser powder‐bed fusion (L‐PBF) can produce dense WE43 magnesium alloy parts, but their mechanical properties are limited by a nonhomogeneous microstructure. This study investigates the effects of varying direct aging (T5) and artificial age‐hardening (T6) conditions on microstructure and strength. Optimized T6 treatment significantly improves strength
Prathviraj Upadhyaya   +5 more
wiley   +1 more source

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