نتایج جستجو برای: subambient tva

تعداد نتایج: 503  

Journal: :Scientific Reports 2021

Abstract Global Navigation Satellite System (GNSS) is used in seismology to study the ground displacements as well monitor ionospheric total electron content (TEC) perturbations following seismic events. The aim of this work combine these two observations one real-time method based on Total Variometric Approach (TVA) include GNSS data stream future warning systems and tsunami genesis estimation...

Journal: :IBJ plus 2022

Introduction: In common solid tumors, a plethora of genetic alterations can act as disease-driver mutation. Approximately, 95% these variants are single-base substitutions, being cytidine-to-thymidine (C-to-T) conversion the most among them. Cytosine base editors (CBEs) enable efficient C-to-T substitutions at targeted loci without double-stranded breaks, overcoming one main limitations in clas...

Journal: :Physical Review Materials 2022

Radiative cooling is a passive technique that can send thermal energy into the frigid outer space. Recent research has demonstrated it possible to achieve an electricity-free subambient effect during daytime, which attracting emerging interest within field of sustainability. Here authors provide review state-of-art in this topic. The fundamental principles and general criteria radiative are dis...

2015
Angus R. Gentle Geoff B. Smith

A novel material open to warm air stays below ambient temperature under maximum solar intensities of mid-summer. It is found to be 11 °C cooler than a commercial white cool roof nearby. A combination of specially chosen polymers and a silver thin film yields values near 100% for both solar reflectance, and thermal emittance at infrared wavelengths from 7.9 to 13 μm.

Journal: :Andes pediatrica 2021

La miastenia gravis juvenil (MGJ) es una enfermedad autoinmune de la unión neuromuscular que se manifiesta antes los 19 años y caracteriza por debilidad fluctuante distintos grupos musculares. El tratamiento principalmente farmacológico. timectomía ha demostrado mejorar las tasas remisión.Objetivo: Describir características clínicas evolución pacientes pediátricos con MGJ manejados toracoscopía...

Journal: :Environmental Health Perspectives 2002
Douglas Crump David Lean Vance L Trudeau

We assessed octylphenol (OP), an estrogenic endocrine-disrupting chemical, and UV-B radiation, a known stressor in amphibian development, for their effects on hypothalamic gene expression and premetamorphic development in the leopard frog Rana pipiens. Newly hatched tadpoles were exposed for 10 days to OP alone at two different dose levels; to subambient UV-B radiation alone; and to two combina...

Journal: :Journal of morphology 2008
Philip J Motta Robert E Hueter Timothy C Tricas Adam P Summers Daniel R Huber Dayv Lowry Kyle R Mara Michael P Matott Lisa B Whitenack Alpa P Wintzer

The nurse shark, Ginglymostoma cirratum, is an obligate suction feeder that preys on benthic invertebrates and fish. Its cranial morphology exhibits a suite of structural and functional modifications that facilitate this mode of prey capture. During suction-feeding, subambient pressure is generated by the ventral expansion of the hyoid apparatus and the floor of its buccopharyngeal cavity. As i...

2009

Atmospheric CO2 (Ca) concentration has increased significantly during the last 20 000 years, and is projected to double this century. Despite the importance of belowground processes in the global carbon cycle, community-level and single species root responses to rising Ca are not well understood. We measured net community root biomass over 3 years using ingrowth cores in a natural C3–C4 grassla...

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