Results 71 to 80 of about 714,229 (294)

Microstructural Evolution and Vacancy Defect Formation in Mn–Mo–Ni RPV Steel Under Low Cycle Fatigue: Insights From EBSD and PALS

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐cycle fatigue damage in Mn–Mo–Ni reactor pressure vessel steel is examined using a combined electron backscatter diffraction and positron annihilation lifetime spectroscopy approach. The study correlates texture evolution, dislocation substructure development, and vacancy‐type defect formation across uniform, necked, and fracture regions, providing
Apu Sarkar   +2 more
wiley   +1 more source

Enhanced temperature uniformity by tetrahedral laser heating [PDF]

open access: yes, 2004
emperature profile on a spherical sample that is heated by laser beams in various geometries while processed in vacuum is analyzed. Sample heating by one or four laser beams was considered.
Li, Jianzhong   +5 more
core  

Continuous tubular microwave heating of homogeneous foods: evaluation of heating uniformity

open access: yes, 2016
A pilot-scale process for continuous in-flow microwave processing of foods, designed and implemented at SP Food and Bioscience, was evaluated for heat treatment of a homogeneous model food for high-temperature short-time (HTST) conditions, at constant ...
Fhager, Andreas   +10 more
core   +1 more source

Electron and proton heating by solar wind turbulence [PDF]

open access: yes, 2009
Previous formulations of heating and transport associated with strong magnetohydrodynamic (MHD) turbulence are generalized to incorporate separate internal energy equations for electrons and protons. Electron heat conduction is included.
Matthaeus, William H.   +9 more
core   +1 more source

Thermodynamic Pathways of Nonequilibrium Solidification in Wire‐Arc Additive Manufacturing Fe‐Based Multicomponent Alloy Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Geometry‐driven thermal behavior in wire‐arc additive manufacturing (WAAM) influences microstructural evolution during nonequilibrium solidification of a chemically complex Fe–Cr–Nb–W–Mo–C nanocomposite system. By comparing different deposits configurations, distinct entropy–cooling rate correlations, segregation, and carbide evolution are revealed ...
Blanca Palacios   +5 more
wiley   +1 more source

Low‐Temperature Imidization of Polyimides (PI) for Scalable Manufacturing of Flexible Wearable Electronics

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐temperature imidization of PEG‐modified polyimide enables fully screen‐printed, roll‐to‐roll fabrication of flexible electrodes on PET substrates, delivering robust mechanical durability and reliable ECG/EMG signal performance for wearable electronics.
Akib Abdullah Khan, Jong‐Hoon Kim
wiley   +1 more source

A novel strategy for improving radio frequency heating uniformity of dry food products using computational modeling [PDF]

open access: yes, 2016
This study attempted to quantify effects of dielectric properties (DPs) and densities of a surrounding container and treated food products on heating uniformity in a 6 kW, 27.12 MHz parallel plate radio frequency (RF) system.
MARRA, Francesco   +2 more
core   +1 more source

Uniform temperature distribution in microwave heating achieved via rotating electric field

open access: yesScientific Reports
Microwave heating (MWH) is widely used in various industrial and research applications due to its advantages such as rapid heating rates, energy efficiency, and low overall processing temperatures.
Jongseon Seo   +2 more
doaj   +1 more source

A Knowledge‐Based Approach for Understanding and Managing Additive Manufacturing Data

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing processes generate a large amount of data. Effectively managing, understanding, and retrieving information from this data remains a major challenge. Therefore, we propose an ontology‐based approach to integrate heterogeneous data, enable semantic queries, and support decision‐making.
Mina Abd Nikooie Pour   +5 more
wiley   +1 more source

Controllable liquid metal boundaries to improve microwave heating efficiency and uniformity in food processing

open access: yesCurrent Research in Food Science
This study proposes an innovative microwave reaction cavity (MRC) design incorporating height-controllable liquid metal boundaries (HCLMBs) to address the persistent challenges of low heating efficiency and poor heating uniformity associated with ...
Junwei Wang   +6 more
doaj   +1 more source

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