نتایج جستجو برای: lsc

تعداد نتایج: 1197  

Journal: :Solid State Sciences 2022

Issues related to use of metallic interconnects in oxide thermoelectric generators (TEGs) need be addressed secure performance and durability. Metal suffer from high cost noble metals or chemical instability contact resistance non-noble metals, arising oxidation, evaporation, delamination the oxidising conditions ambient air at operating temperatures. This work introduces a stable highly conduc...

Journal: :Tree physiology 1995
B J Joyce K C Steiner

A 7-m tall white ash tree (Fraxinus americana Marsh.) was dissected, and hydraulic parameters of the xylem were determined by inducing a steady-state flow of water through the stem segments and monitoring volume and velocity flow rates. Leaf-specific conductivity (LSC) was highest in the main stem and lowest in some of the leaf-bearing lateral shoots. The LSC was higher in the main stem than in...

2006
Eric Brown Guenter Ahlers

We present measurements of the large-scale circulation LSC of turbulent Rayleigh-Bénard convection in water-filled cylindrical samples of heights equal to their diameters. The orientation of the LSC had an irregular time dependence, but revealed a net azimuthal rotation with an average period of about 3 days for Rayleigh numbers R 1010. On average there was also a tendency for the LSC to be ali...

2016
Nuria Nieto-Nicolau Eva M Martínez-Conesa Ricardo P Casaroli-Marano

Limbal stem cells (LSC) are the progenitor cells that maintain the transparency of the cornea. Limbal stem cell deficiency (LSCD) leads to corneal opacity, inflammation, scarring, and blindness. A clinical approach to treat this condition consists in LSC transplantation (LSCT) after ex vivo expansion of LSC. In unilateral LSCD, an autologous transplant is possible, but cases of bilateral LSCD r...

Journal: :Physical review letters 2007
Eric Brown Guenter Ahlers

A model for the large-scale-circulation (LSC) of turbulent Rayleigh-Bénard convection in cylindrical samples is presented. It consists of two physically motivated stochastic ordinary differential equations, one each for the strength and the azimuthal orientation of the LSC. Stochastic forces represent phenomenologically the influence of turbulent fluctuations. Consistent with measurements, the ...

Journal: :International Journal of Biological Macromolecules 2021

Bacterial canker disease caused by Pseudomonas syringae pv. actinidiae (Psa) biovar 3 involved all global interest since 2008. We have found that in Psa3 genome, similarly to other P. syringae, there are three putative genes, lsc?, lsc? and lsc?, coding for levansucrases. These enzymes, breaking the sucrose moiety releasing glucose can synthetize fructose polymer levan, a hexopolysaccharide is ...

2014
Hao Song Eric Brown Russell Hawkins

A systematic study of the effects of cell geometry on the dynamics of large-scale flows in turbulent thermal convection is carried out in horizontal cylindrical cells of different lengths filled with water. Four different flow modes are identified with increasing aspect ratio Γ . For small aspect ratios (Γ 6 0.16), the flow is highly confined in a thin disc-like cell with a quasi-two-dimensiona...

Journal: :Social Science Research Network 2021

Live Streaming Commerce (LSC) is proliferating in China and gaining traction worldwide. LSC an e-commerce service where sellers communicate with consumers through live streaming while consumers can place orders within the same system. Despite significant involvement of LSC, however, it has not been systematically analyzed that how make shopping decisions when engaging LSC. To fill this res...

Journal: :Journal of clinical microbiology 2004
Cidália Pina-Vaz Sofia Costa-Oliveira Acácio Gonçalves Rodrigues Alexandre Salvador

In order to evaluate the capacity of laser scanning cytometry (LSC) to detect acid-fast bacilli directly on clinical samples, a comparison between Kinyoun-stained smears analyzed under light microscopy and propidium iodide-auramine-stained smears analyzed by LSC was performed. The results were compared with those for culture on BACTEC MGIT 960. LSC is a new, reliable methodology to detect MYCOB...

Journal: :Clinical cancer research : an official journal of the American Association for Cancer Research 2007
Matthew C Stubbs Scott A Armstrong

Acute myelogenous leukemias, and perhaps many other cancers, are maintained by a population of cancer stem cells that can regenerate themselves as well as give rise to more differentiated and less proliferative cells that constitute the bulk of the disease. Recent discoveries have shed light on both the nature of leukemia stem cells (LSC) and their cells of origin. Here, we review which hematop...

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