نتایج جستجو برای: temperature dependent materials
تعداد نتایج: 1491494 فیلتر نتایج به سال:
Nanocrystalline perovskite-type BaSnO3 was obtained via microwave-assisted hydrothermal route followed by annealing at variable temperature. The samples composition and microstructure were characterized. Particle size of 18–23 nm was unaffected by heat treatment at 275–700 ̋C. Materials DC-conduction was measured at variable temperature and oxygen concentration. Barium stannate exhibited n-type...
We show that fluorescent molecules incorporated as ligands in rigid, porous metal-organic frameworks (MOFs) maintain their fluorescence response to a much higher temperature than in molecular crystals. The remarkable high-temperature ligand-based fluorescence, demonstrated here with tetraphenylethylene- and dihydroxyterephthalate-based linkers, is essential for enabling selective and rapid dete...
having conducted the experiment and analysed the data, the researcher computed the groups mean scores and variances for the test relating to the research question. as the final atep, a t-test was conodonted for the hypothesis. as noted earlier, the significance level was determined at .05 and .01 respectively. the observed t-value was higher than the critical t-value at. 5 and .01 levels. conse...
The nature of the self-sustained reaction reactive materials is dependent on physical, thermal, and mechanical properties reacting materials. These behave differently at nano scale. Low-dimensional nanomaterials have various unusual size transport properties. In this review, we summarize theoretical experimental reports effect melting temperature, heat capacity, enthalpy, surface energy scale b...
Manufacturing processes and product development for industrial medical applications are submitted to rigorous quality control. Quality assurance may provide accuracy of the physical quantities concerned guarantee that defects do not arise when is developed. Quantities, such as temperature distribution play a significant role must be monitored prevent material damage. However, number techniques ...
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