نتایج جستجو برای: 350 and 400
تعداد نتایج: 16840690 فیلتر نتایج به سال:
The effects of grain size and strain on the temperature-dependent thermal transport of antimony telluride (Sb2Te3) thin films, controlled using post-annealing temperatures of 200°C to 350°C, were investigated using the 3-omega method. The measured total thermal conductivities of 400-nm-thick thin films annealed at temperatures of 200°C, 250°C, 300°C, 320°C, and 350°C were determined to be 2.0 t...
TiO2 and TiO2-activated carbon (AC) photocatalysts have been prepared (by sol-gel synthesis), characterized, tested in the removal of diuron from water under simulated solar light. The preparation variables two series catalysts are: (i) heat-treatment temperature bare (350, 400, 450 500 °C) (ii) activated content (0.5, 1, 5, 10 wt.%) TiO2-AC samples heat-treated at 350 °C. was previously by hyd...
Developing kilopixel focal planes for incoherent submmand mm-wave detectors remains challenging due to either the large hardware overhead or the complexity of multiplexing standard detectors. Microwave kinetic inductance detectors (MKIDs) provide a efficient means to produce fully lithographic backgroimd-limited kilopixel focal planes. We are constructing an MKID-based camera for the Caltech Su...
We compared clinical disease progression in 159 human immunodeficiency virus (HIV)-infected persons for whom highly active antiretroviral therapy (HAART) was initiated when they had CD4(+) T lymphocyte counts of 350-499 cells/mm(3) with progression in 174 HIV-infected patients for whom it was not. Disease progression did not differ between the 2 groups (P=.21, log-rank test). Fifty-three percen...
Three soil fumigants were evaluated at a nursery in Georgia and one in South Carolina. Seedbed density and seedling development were compared among plots treated with tarped and not tarped dazomet at 140 and 280 lbs/ac, tarped and not tarped chloropicrin at 125 and 250 lbs/ac, tarped MC33 at 350 lbs/ac and non-fumigated plots. Differences among treatments occurred only in South Carolina where b...
This paper addresses the annealing temperature effect on nanostructure and phase transition of copper oxide thin films, deposited by PVD method on glass substrate (at 110 nm thickness) and post annealed at different temperatures (200-400°C) with a flow of 1 cm3s-1 Oxygen. The X-ray diffraction (XRD) was employed for crystallographic and phase analyses, while atomic force m...
1 T first question to ask in determining implant size is, who makes the choice? It would seem obvious that the patient decides. However, some plastic surgeons believe it is their responsibility to educate their patients about the alleged dangers of large implants and talk them down,1 a practice I have called paternalistic.2 Mallucci and Branford1 warn of serious consequences of large breast siz...
Cassava peel waste in large quantities can harm the environment. be used as a renewable energy feedstock since it is environmentally friendly biomass converted into bio briquettes for use an alternative fuel. The advantage of cassava positively impact environment while also adding value to peel. produced with water hyacinth and banana leaf stem were compared this study. Temperatures 300°C, 350°...
INTRODUCTION Phyllodes tumors account for less than 1% of breast tumors in women, and giant phyllodes tumors are those that are larger than 10 cm in diameter. Removal of such large tumors places a huge burden on the surgeon to reconstruct a breast that is aesthetically acceptable by the patient. We report what may be the largest giant phyllodes tumor and, most likely, the first latissimus dorsi...
The purpose of this study was to determine whether gamma-irradiated Cryptosporidium parvum oocysts could elicit protective immunity against cryptosporidiosis in dairy calves. Cryptosporidium parvum Iowa strain oocysts (1 x 10(6) per inoculation) were exposed to various levels of gamma irradiation (350-500 Gy) and inoculated into 1-day-old dairy calves. The calves were examined daily for clinica...
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