نتایج جستجو برای: clad metal

تعداد نتایج: 198875  

Journal: :European journal of cardio-thoracic surgery : official journal of the European Association for Cardio-thoracic Surgery 2015
Ei Miyamoto Fengshi Chen Akihiro Aoyama Masaaki Sato Tetsu Yamada Hiroshi Date

OBJECTIVES Living-donor lobar lung transplantation (LDLLT) has been established as a life-saving procedure for critically ill patients who cannot wait for cadaveric lung transplantation. Chronic lung allograft dysfunction (CLAD) is the main cause of late morbidity and mortality in lung transplantation. Studies on CLAD in cadaveric lung transplantation have been extensively reported, but few rep...

Journal: :Optics express 2017
Shijie Liu Jianfeng Shang Yuanlin Zheng Xianfeng Chen

Efficient optical nonlinear effects in waveguides play an important role in integrated photonic functionalities. The dispersion characteristics need to be well designed to satisfy the phase-matching condition of the interacting waves in waveguides. Here we demonstrate a novel phase-matching process of second-harmonic generation (SHG) in a symmetrical metal-cladding optical waveguide (SMCOW) wit...

Friction stir processing (FSP) was used as a cladding method for the fabrication of a AA2024 clad layer on a AA1050 sheet. Crossover multi pass FSP with 50% overlap was considered as the cladding method. Effects of the number of FSP passes and post heat treatment on the microstructure and properties of clad layers were evaluated. Microstructural evolutions during the FSP and heat treatment were...

2017
Xian Peng Han Yuan Wufan Chen Tao Wang Lei Ding

Continuous loop averaging deconvolution (CLAD) is one of the proven methods for recovering transient auditory evoked potentials (AEPs) in rapid stimulation paradigms, which requires an elaborated stimulus sequence design to attenuate impacts from noise in data. The present study aimed to develop a new metric in gauging a CLAD sequence in terms of noise gain factor (NGF), which has been proposed...

2017
Satoshi Kimura Toshiyasu Ogata Junko Watanabe Tooru Inoue Yoshio Tsuboi

Purpose Although many patients with cerebral large-artery disease (CLAD) show impaired cognitive performance, the risk factors remain unclear in this population. The objective of this study was to evaluate cognitive impairment and its risk factors in patients with CLAD. Methods We recruited non-demented patients with CLAD from our hospital. CLAD was defined as occlusion or stenosis of over 50...

2016
S. Liu

Friction Surfacing Cladding (FSC) is a recently developed, solid-state process to deposit thin metallic clad layers on a substrate. The process employs a hollow rotating tool containing the clad material. The tool is moved along a predefined trajectory at a given distance above the substrate surface while the clad material is pressed out and deposited on the substrate surface beneath the tool. ...

Journal: :Optics express 2007
Niels A Mortensen

Wave chaos is a concept which has already proved its practical usefulness in design of double-clad fibers for cladding-pumped fiber lasers and fiber amplifiers. In general, classically chaotic geometries will favor strong pump absorption and we address the extent of chaotic wave dynamics in typical air-clad geometries. While air-clad structures supporting sup-wavelength convex air-glass interfa...

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