نتایج جستجو برای: rth

تعداد نتایج: 604  

Journal: :IEEE Trans. Information Theory 1998
Vinay A. Vaishampayan J.-C. Batllo

A high rate analysis is presented for multiple description quantizers introduced in 1], for rth power distortions and general source densities. Both, xed length and variable length encoding of the quantizer indices are considered. Optimal companding functions are shown to be the same as for single channel quantizers. As compared to the bound in 2], a gap of 8.69 dB and 3.07 dB exists between th...

Journal: :International journal of automotive science and technology 2022

With the developing technology, automotive lighting sector is also changing rapidly. Automotive equipment produced with more functionality and higher performance. However, increase in perfor-mance, undesirable heat generation increases. headlights fail or perform poorly when exposed to high heat; therefore, unwanted has be removed. This accomplished sinks. In this study, four different light-em...

Journal: :International Journal of Astronomy and Astrophysics 2022

What distribution function best fits that of the stars’ heights above Galactic plane? Can truncated distributions improve fit? In order to answer questions, we derive probability density function, average value, rth moment, median, an expression generate random variate and maximum likelihood estimator, for exponential, half-normal sech-square distributions. The results are applied galactic heig...

2015
KE CHEN YANHONG XIE LILING ZHAO SHAOLI ZHAO HONGHUI HE ZHAOHUI MO

Only a few previous studies have demonstrated an association between resistance to thyroid hormone (RTH) and thyroid cancer. The current study presents the case of a 67-year-old female who was referred to the Third Xiangya Hospital of Central South University with an enlargement of the neck that had grown gradually over two years and subsequently, rapidly enlarged over the two months prior to a...

2014
Hai Jiang Nuo Xu Bing Chen Lang Zeng Yandong He Gang Du Xiaoyan Liu Xing Zhang

In this work, the self-heating effect (SHE) on metal gate multiple-fin SOI FinFETs is studied by adopting the ac conductance technique to extract the thermal resistance and temperature rise in both n-channel and p-channel SOI FinFETs with various geometry parameters. It is shown that the SHE degrades by over 10% of the saturation output current in the n-channel and by over 7% in the p-channel. ...

Journal: :Journal of theoretical biology 2010
Robert M French

This paper presents an extension of the Red Queen Hypothesis (hereafter, RQH) that we call the Red Tooth Hypothesis (RTH). This hypothesis suggests that predator-prey relations may play a role in the maintenance of sexual reproduction in many higher animals. RTH is based on an interaction between learning on the part of predators and evolution on the part of prey. We present a simple predator-p...

2016

In the analysis of narrow escape problems in Sect. 7.2, we assumed that the holes in the boundary of the domain were always open. However, if we view each pore as a stochastically gated ion channel, for example, then one has the problem of analyzing the diffusion equation in a domain with a randomly switching boundary (or partial boundary). Such a scenario also arises in the case of membrane di...

Journal: :Microelectronics Reliability 2008
Bjorn Vermeersch Gilbert De Mey

This paper presents a study of the thermal spreading resistance Rth of a small heat source on a conductive substrate subject to bottomside convective cooling. This problem has been investigated for a very long time and is well covered in the literature. However, instead of using the design curves found in many papers, the results are presented as function of the heat transfer coefficient h. Doi...

2016
Yiqiao Wang André Fisahn Indranil Sinha Dinh Phong Nguyen Ulrich Sterzenbach Francois Lallemend Saїda Hadjab

Hypothyroidism due to THRA1 (gene coding for thyroid hormone receptor α1) mutation-mediated Resistance to Thyroid Hormone (RTH) has been recently reported in human and is associated with memory deficits similar to those found in a mouse model for Thra1 mutation mediated RTH (Thra1(+/m) mice). Here, we show that a short-term treatment of Thra1(+/m) mice with GABAA receptor antagonist pentylenete...

2015
Mona Connolly Maria-Luisa Fernandez-Cruz Alba Quesada-Garcia Luis Alte Helmut Segner Jose M. Navas Mónica Amorim

Among all classes of nanomaterials, silver nanoparticles (AgNPs) have potentially an important ecotoxicological impact, especially in freshwater environments. Fish are particularly susceptible to the toxic effects of silver ions and, with knowledge gaps regarding the contribution of dissolution and unique particle effects to AgNP toxicity, they represent a group of vulnerable organisms. Using c...

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