Results 71 to 80 of about 440,479 (151)

Influence of Different Heat Treatments on Microstructure Evolution and High-Temperature Tensile Properties of LPBF-Fabricated H13 Hot Work Steel

Metals
This study investigates the effect of tensile test temperatures, ranging from 300 °C to 600 °C, on the microstructure, mechanical properties, and fracture behavior of AISI H13 11 tool steel manufactured by laser powder bed fusion (LPBF) under three ...
Mohamed Meher Monjez, Narges Omidi, Pedram Farhadipour, Abderrazak El Ouafi, Noureddine Barka   +4 more
doaj   +1 more source

Dynamics of Bid-ask Spread Return and Volatility of the Chinese Stock Market

, 2011
Bid-ask spread is taken as an important measure of the financial market liquidity. In this article, we study the dynamics of the spread return and the spread volatility of four liquid stocks in the Chinese stock market, including the memory effect and ...
Admati, Bouchaud, Bouchaud, Cajueiro, Challet, Chan, Cont, Dacorogna, Daniels, Eguiluz, Farmer, Farmer, Giardina, Gopikrishnan, Gu, Gu, Guang Chen, Halsey, Harris, Horvatic, Huang, Jiang, Laloux, Li-Xin Zhong, Lillo, Lillo, Liu, Lux, Mantegna, Mcinish, Mike, Miskiewicz, Moyano, Ni, Peng, Peng, Plerou, Podobnik, Podobnik, Podobnik, Potters, Qiu, Qiu, Qiu, Ren, Roll, Stauffer, Stoll, Tenenbaum, Tian Qiu, Tóth, Tóth, Wang, Wei, Wood, Xiao-Run Wu, Zhao, Zhou, Zhou, Zhou, Zunino   +60 more
core   +1 more source

Central post-stroke pain due to injury of the spinothalamic tract in patients with cerebral infarction: a diffusion tensor tractography imaging study

Neural Regeneration Research, 2017
Many studies using diffusion tensor tractography (DTT) have demonstrated that injury of the spinothalamic tract (STT) is the pathogenetic mechanism of central post-stroke pain (CPSP) in intracerebral hemorrhage; however, there is no DTT study reporting ...
Sung Ho Jang, Jun Lee, Sang Seok Yeo
doaj   +1 more source

Exploring the impact of digital twin technology in infrastructure management: a comprehensive review

Journal of Civil Engineering and Management
This paper examines the role of Digital Twin Technology (DTT) in transforming infrastructure management, with a focus on sustainability. It highlights how advancements in Artificial Intelligence (AI), Building Information Modeling (BIM), and the ...
Shi Qiu, Qasim Zaheer, Fahad Ali, Saif Wajid, Hualiang Chen, Chengbo Ai, Jin Wang   +6 more
doaj   +1 more source

Broadcasters and radio spectrum: The emergence of a European digital dividend in the United Kingdom and Spain [PDF]

Most of the countries in the European Union are immersed in the analogue-digital switchover, and it is envisaged that by the end of 2012 all of the countries will have changed over to digital television, giving rise to the digital dividend in Europe. The
Cullell March, Cristina
core  

Variations in Practice to Therapeutic Monitoring of Tacrolimus following Primary Adult Liver Transplantation

International Journal of Organ Transplantation Medicine, 2016
Background: There is limited clinical evidence evaluating the correlation between immunosuppressant monitoring practice and transplant outcomes. Objective: To assess current practice of tacrolimus trough monitoring in early post-operative period ...
BVM Dasari, J Hodson, A Nassir, J Widmer, J Isaac, H Mergentel, P Muiesan, DF Mirza, MTPR Perera   +8 more
doaj  

Comparative evaluation of proteinase K and dithiothreitol as pretreatments for extracting nucleic acids from respiratory samples for multiplex PCR

BMC Microbiology
Background Lower respiratory tract infections are frequently caused by bacteria, and the rapid identification of pathogens is crucial for guiding treatment.
Yanjun Chang, Ting Li, Yanfang Niu, Xiaodong Guan, Yarong Xie   +4 more
doaj   +1 more source

UMD Banach spaces and square functions associated with heat semigroups for Schr\"odinger and Laguerre operators

, 2012
In this paper we define square functions (also called Littlewood-Paley-Stein functions) associated with heat semigroups for Schr\"odinger and Laguerre operators acting on functions which take values in UMD Banach spaces.
Betancor, J. J., Castro, A. J., Fariña, J. C., Rodríguez-Mesa, L.   +3 more
core  

Optimizing rehabilitation strategies in Parkinson’s disease: a comparison of dual cognitive-walking treadmill training and single treadmill training

Scientific Reports
Dual cognitive-walking treadmill training (DTT), designed to replicate real-life walking conditions, has shown promise effect in individuals with Parkinson’s disease (PD).
Yen-Po Lin, I-I Lin, Wei-Da Chiou, Hsiu-Chen Chang, Rou-Shayn Chen, Chin-Song Lu, Hsiao-Lung Chan, Ya-Ju Chang   +7 more
doaj   +1 more source

Harnessing deep transient testing for reservoir characterization and CO2 emission reduction in challenging geological settings

Petroleum Research
This paper provides a comprehensive overview of Deep Transient Testing (DTT), a cutting-edge technique for reservoir characterization that has revolutionized the oil and gas industry.
Eghbal Motaei, Tarek Ganat, Khairul Azhar, Hamoud Al-Hadrami   +3 more
doaj   +1 more source