Results 21 to 30 of about 171,918 (304)

Flash sintering of hydroxyapatite ceramics

open access: yesJournal of Asian Ceramic Societies, 2021
The flash sintering process has been regarded as a noble method to densify ceramic materials. The distinctive feature of the flash sintering is the reduced sintering time which is caused by the electric field.
Changhun Hwang, Jondo Yun
doaj   +1 more source

Comparative research on vapor injection heat pump with a novel flash tank

open access: yesHeliyon, 2023
Two major problems for the vapor injection heat pump systems with the flash tank are the high discharge temperature and the lack of flash tank design theoretical basis, which would limit its wide application in extreme operating conditions.
Jinfei Sun   +4 more
doaj   +1 more source

Modeling of 3D NAND Characteristics for Cross‐Temperature by Using Graph Neural Network and Its Application

open access: yesAdvanced Intelligent Systems, 2023
Herein, the impact of cross‐temperature on 3D NAND flash memory is modeled by considering adjacent cells using machine learning. The cells comprising NAND flash memory exhibit diverse states and connectivity patterns.
Kyeongrae Cho   +8 more
doaj   +1 more source

Thermodynamic, economic, and environmental performance comparison of typical geothermal power generation systems driven by hot dry rock

open access: yesEnergy Reports, 2022
Hot dry rock has attracted broad attention due to its relatively high temperature and abundant resources. To match the power generation system suitable for low dryness hot dry rock geothermal fluid, this paper constructed four power generation systems ...
Tailu Li   +4 more
doaj   +1 more source

Effects of the fundamental oxide properties on the electric field-flash temperature during flash sintering [PDF]

open access: yes, 2019
Flash sintering of oxide powders is associated with dissipated power in the narrow range 10–50 W·cm−3 irrespective of their composition. By analysis and normalization of the experimental results from literature to constant particle size (100 nm)
Estournès, Claude, Chaim, Rachman
core   +1 more source

Ethanol-Induced Flash Sintering of ZnO Ceramics at Room Temperature

open access: yes, 2022
Ceramic flash sintering with a strong electric field at room temperature is the most attractive method. This paper presents the flash sintering of ZnO ceramics at room temperature by the application of a 3-kV/cm electric field after a dropwise addition ...
Zhixiang Deng   +7 more
core   +1 more source

Analysis of the HCR gearing from warm scuffing point of view [PDF]

open access: yesFME Transactions, 2014
The issue of design and dimensioning of HCR gearing, particularly of the gearings with an internal engagement is nowadays especially in the design of hybrid cars drives highly topical.
Vereš Miroslav   +2 more
doaj  

Nanoscale stacking fault–assisted room temperature plasticity in flash-sintered TiO2 [PDF]

open access: yes, 2020
Ceramic materials have been widely used for structural applications. However, most ceramics have rather limited plasticity at low temperatures and fracture well before the onset of plastic yielding.
Ding, Jie   +16 more
core   +1 more source

Dense suspension of solid particles as a new heat transfer fluid for concentrated solar thermal plants: on-sun proof of concept [PDF]

open access: yes, 2013
This paper demonstrates the capacity of dense suspensions of solid particles to transfer concentrated solar power from a tubular receiver to an energy conversion process by acting as a heat transfer fluid.
Sans, Jean-Louis   +7 more
core   +1 more source

Numerical analysis of scuffing risk in involute spur gears based on the integral temperature criterion [PDF]

open access: yesFME Transactions
Gear scuffing is a major concern and a critical technical challenge in gear power transmission design. This paper reviews current research and practical approaches to understanding and preventing gear scuffing, drawing on both industrial experience ...
Bozca Mehmet   +3 more
doaj   +1 more source

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