نتایج جستجو برای: thermal alteration
تعداد نتایج: 261899 فیلتر نتایج به سال:
Varicocele is a common male disease defined as the pathological dilatation of the pampiniform plexus and scrotal veins with venous blood reflux. Varicocele usually impairs the scrotal thermoregulation via a hemodynamic alteration, thus inducing an increase in cutaneous temperature. The investigation of altered scrotal thermoregulation by means of thermal infrared imaging has been proved to be u...
A wide spectrum of eco-friendly and innovative building systems is being introduced in the building sector as a consequence of environmental concern. The key to maintaining a comfortable temperature in a building is to reduce the heat transfer out of the building in the winter and reduce heat transfer into the building in the summer. Roofs are construction elements that close the building at th...
The purpose of this study was to assess the influence of Er:YAG laser pulse repetition rate on the thermal alterations occurring during laser ablation of sound and demineralized primary dentin. The morphological changes at the lased areas were examined by scanning electronic microscopy (SEM). To this end, 60 fragments of 30 sound primary molars were selected and randomly assigned to two groups ...
Introduction: OMEGA/Mars Express data was confirmed by CRISM/MRO data of the existence of clay minerals on the surface of Mars [1, 2]. These clays have been found in some of the oldest terrains of Mars and because of their Noachian age, they hold clues to the earliest history of the martian surface. Clays have been detected in outcrops surrounded by lava flows and in the ejecta of small impact ...
This study was made to clarify chemical properties of a-receptor and acetylcholine receptor. The isolated was deferenses of rats and guinea pigs were heated in organ bath, and the receptor activity was examined. 1) The heat treatments of the was deferenses of a guinea pig (46 • Ž or 47 • Ž, 20 min) and of a rat (45 • Ž or 46 • Ž, 20min) produced no change in the response to K.C1. On the other h...
Introduction: The secondary mineralogy of martian surface materials is consistent with aqueous alteration of mafic and ultramafic rocks [e.g., 1-3]. Alteration of mafic silicates results in the release of SiO2 into aqueous solution, followed by the precipitation of silica [4] and/or silica-rich minerals. The presence of these phases is consistent with data obtained at the Mars Pathfinder [4] an...
RATIONALE Varicella zoster virus is a neurotropic virus that causes an infectious disease characterized by skin changes and neuropathic pain. After the resolution of the first infection, the virus lies dormant within the sensory ganglia. The reactivation of the virus causes zoster. An alteration in skin infrared emission might be expected in the areas of the skin affected by inflammatory change...
Introduction: The OMEGA investigation, on board the ESA Mars Express mission, is to map Mars’ surface at a 0.3to 5-kilometer resolution using visible-infrared hyperspectral reflectance imagery. After numerous results on Mars surface diversity using the C channel (1.0 to 2.5 μm) [1], this paper reports a systematic reduction of the OMEGA data in the L channel (spectral range 2.5 to 5.1 μm). This...
The aim of this study was the formulation and examination of a novel thermoresponsive and bioadhesive, in situ gelling drug delivery system, which can be used in the treatment of oesophageal pain and inflammation. A bioadhesive cellulose derivative (Metolose) 60SH) was used as a thermoresponsive material, because Metolose has thermal gelation properties at certain temperature. The thermal gelat...
Graphene, in addition to its unique electronic and optical properties, reveals unusually high thermal conductivity. The fact that the thermal conductivity of large enough graphene sheets should be higher than that of basal planes of bulk graphite was predicted theoretically by Klemens. However, the exact mechanisms behind the drastic alteration of a material's intrinsic ability to conduct heat ...
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