نتایج جستجو برای: radiant intesity

تعداد نتایج: 2987  

2015
Jonathan R Strosberg James C Yao Emilio Bajetta Mounir Aout Bert Bakker John D Hainsworth Philippe B Ruszniewski Eric Van Cutsem Kjell Öberg Marianne E Pavel

Somatostatin analogues (SSA) have demonstrated antiproliferative activity in addition to efficacy for carcinoid symptom control in functional neuroendocrine tumors (NET). A post hoc analysis of the placebo arm of the RAD001 In Advanced Neuroendocrine Tumors-2 (RADIANT-2) study was conducted to assess the efficacy of octreotide long-acting repeatable (LAR) on progression-free survival (PFS) and ...

2006
Iryna Danilina Amit Mushkin Alan Gillespie Michael O’Neal Lisa Pietro Lee Balick

Temperature/emissivity estimation from remotely measured radiances generally assumes that scene elements represented by pixels in fact have a single emissivity spectrum and are isothermal. Thus, estimated temperatures and emissivities are effective values that would be found if these simplified assumptions were met. In reality, the physical scene is neither homogeneous nor isothermal, and the e...

Journal: :Archives of disease in childhood. Fetal and neonatal edition 1996
A J Gunn T R Gunn

AIMS To test the hypothesis that external radiant heating might lead to significant fluctuations in superficial and core head temperatures in newborn infants. METHODS In an observation group of 14 term infants nursed under a radiant heater, servo-controlled to the abdominal skin, changes in rectal, core head, and scalp temperatures with heater activation were examined. In a further interventi...

Journal: :The Journal of experimental biology 2017
Samuel A Ocko Hunter King David Andreen Paul Bardunias J Scott Turner Rupert Soar L Mahadevan

How termite mounds function to facilitate climate control is still only partially understood. Recent experimental evidence in the mounds of a single species, the south Asian termite Odontotermes obesus, suggests that the daily oscillations of radiant heating associated with diurnal insolation patterns drive convective flow within them. How general this mechanism is remains unknown. To probe thi...

Journal: :Journal of dental education 2013
Marianne Federlin Richard Price

Delivering an inadequate amount of light to a light-cured resin will result in a resin that is inadequately cured. This study measured the radiant exposure that students delivered to a simulated restoration to determine if instruction with immediate feedback increased the amount of light they delivered. The amount of light (radiant exposure in J/cm(2)) delivered to a simulated restoration by si...

2003
Y. Pinhasi A. Gover

A generalized formulation of spontaneous emission and super-radiance effects in a free-electron laser is presented. We consider a stream of electrons of arbitrary temporal duration propagating through the undulator. The sum of the undulator synchrotron radiation emitted by individual wiggling electrons entering the wiggler at random, results in shot-noise in the radiation field. Using the waveg...

2013
Angel E. Cano José Luis Lázaro Pedro R. Fernández Arturo Luis Infante Yamilet Pompa-Chacón Carlos Andrés Luna Vázquez

Various models using radiometric approach have been proposed to solve the problem of estimating the distance between a camera and an infrared emitter diode (IRED). They depend directly on the radiant intensity of the emitter, set by the IRED bias current. As is known, this current presents a drift with temperature, which will be transferred to the distance estimation method. This paper proposes...

Journal: :Pediatrics 2015
Larry Gray Elizabeth Garza Danielle Zageris Keri J Heilman Stephen W Porges

BACKGROUND AND OBJECTIVE Increasing data suggest that neonatal pain has long-term consequences. Nonpharmacologic techniques (sucrose taste, pacifier suckling, breastfeeding) are effective and now widely used to combat minor neonatal pain. This study examined the analgesic effect of sucrose combined with radiant warmth compared with the taste of sucrose alone during a painful procedure in health...

Journal: :Journal of advanced nursing 2016
Hsiao-Chi Nieh Shu-Fen Su

AIM The aim of this study was to evaluate the effectiveness of forced-air warming for preventing perioperative hypothermia. BACKGROUND Perioperative hypothermia commonly occurs in patients receiving anaesthesia during surgeries. However, the effectiveness of warming systems requires verification. DESIGN Systematic review incorporating meta-analysis. DATA SOURCES We searched OVID, PubMed, ...

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