Results 91 to 100 of about 4,904 (263)

Ultrafast time‐resolved X‐ray absorption spectroscopy at FemtoMAX beamline

Journal of Synchrotron Radiation, EarlyView.
A new setup for femtosecond resolution X‐ray absorption spectroscopy with energy ranging from 2 to 15 keV is established.We report on the development and first experiments at a new X‐ray absorption spectroscopy (XAS) endstation at the FemtoMAX beamline of the MAX IV Laboratory.
Van-Thai Pham, Katharina Kubicek, Ahn Byungnam, Carl Ekström, David Kroon, Zhangatay Nurekeyev, Mohammed Sekkal, Axl Eriksson, Hyein Hwang, Anna Zymaková, Thanh Binh Nguyen, Minh-Huong Ha-Thi, Xuan Thang Vu, Yohei Uemura, Jörgen Larsson, Christian Bressler, Jens Uhlig   +16 more
wiley   +1 more source

Effect of the operating temperature on thermal EHL performance of steel-POM gears

Jixie chuandong
ObjectiveThe temperature significantly influences the elastic modulus of polymer gears, which consequently affects their elastohydrodynamic lubrication performance.
ZHOU Jia’ao, LIU Xiaoling, ZHANG Zheng, LI Qun   +3 more
doaj  

A high-power-density design method for polymer gear systems via an adaptive non-dominated sorting genetic algorithm III and surrogate sub-models

Materials & Design
There is a growing and prevalent trend in the power transmission field of high-performance polymers replacing metallic materials given the strict light-weight requirement.
Zehua Lu, Yiming Chen, Huaiju Liu, Caichao Zhu, Ruo Wu   +4 more
doaj   +1 more source

Do Shifts in Migrant Labour due to COVID‐19 Affect Climate Change Adaptation Practices of Climate‐Vulnerable Farmers? Implications for the Post‐Pandemic Future

Australian Journal of Agricultural and Resource Economics, EarlyView.
ABSTRACT The objective of our study is to examine how migrant labour shifts due to the COVID‐19 pandemic influenced the adaptation behaviour of climate‐vulnerable farmers in Nepal. We examine how the resulting temporary change in climate change adaptation behaviour may be sustainable and improved after migrant labour returns to overseas employment by ...
Amrit Shrestha, Sreedhar Upendram, Seong‐Hoon Cho, Neelam C. Poudyal, James C. Mingie   +4 more
wiley   +1 more source

Research on Optimization Design of Automobile EPS Helical Gear Worm Transmission

Jixie chuandong
Based on special requirements of modern advanced automobile electric power steering （EPS） for steering transmission, the nylon helical gear steel worm transmission with stable transmission, low noise and low cost has been widely used. However, due to its
Wang Yibo, Wang Yun
doaj  

Deoxidation Process of Low Carbon Gear Steel for Auto in LF-VD Refining

Teshugang, 2005
The effect of end slag basicity, end Al content and vacuum treatment time in 20t LF-VD refining on oxygen content in 105 heats gear steels SCM318H,SCM322H,SCM420K-C, SCM822H and SCr40K for auto has been analyzed and studied.
肖爱平, 李德胜, 雷应华, 颜学勇, 陈君   +4 more
doaj  

‘Everything is a signal’: speaking circuits and noisy signs in the making of language‐oriented AI « Tout est signal » : circuits parlants et signes bruyants dans la création de l'IA orientée langage

Journal of the Royal Anthropological Institute, EarlyView.
Contemporary artificial intelligence (AI) technologies are often presumed to be capable of revealing unmediated truths about the world, including the truths language might hold, echoing the long‐standing assertion that language's primary function is to directly translate reality.
Beth M. Semel
wiley   +1 more source

Process Practice on Improving Metallurgical Quality of Gear Steel 20CrMnTiH

Teshugang, 2018
The process flowsheet of gear steel 20CrMnTiH (/%: 0.17~0.23C, 0.80~1.20Mn, 0.17~0.37Si, 1.00~1.45Cr, 0.04~0.10Ti, ≤0.035S, ≤0.030P, ≤0,0020O) is desulphurized metal-120t BOF-LF-160mmx160mm billet casting- rolling to Φ20~45mm products.
杜东福, 赵喜庆, 张建元, 田景林, 贾文军   +4 more
doaj  

Syphilis and ‘Sons of Empire’: The ‘Prostitute’ and Britain's Fighting Arm in Nineteenth ̵ Century Colonial Punjab

Gender &History, EarlyView.
ABSTRACT The British army in India took great care to provide European troops with facilities for sexual relations while anxiously managing venereal disease. Examining archival evidence, political debates and medical discourse from the nineteenth century, this article examines the colonial military enterprise of regulated prostitution in colonial ...
Sameera Chauhan
wiley   +1 more source

Physical and Mechanical Bases of Alloyed Steel Deformation and Distortion of Large Case-Hardened Gear Wheels at the Production and Service

Механика машин, механизмов и материалов, 2007
The features of accuracy ensuring at the production of large case-hardened gear wheels connected with change of their dimensions conditioned with structure transforming into chrome-nickel alloy steel at the technological treatment and service.
P.L. Mariev, V.I. Moiseenko, D.I. Kharitonchik, E.M. Tcutcurkin, N.D. Shkatulo   +4 more
doaj