نتایج جستجو برای: thermal exchange te
تعداد نتایج: 427784 فیلتر نتایج به سال:
Thermal tolerance has been hypothesized to result from a mismatch between oxygen supply and demand. However, the generality of this hypothesis has been challenged by studies on various animal groups, including air-breathing adult insects. Recently, comparisons across taxa have suggested that differences in gas exchange mechanisms could reconcile the discrepancies found in previous studies. Here...
Thermal tolerance has been hypothesized to result from a mismatch between oxygen supply and demand. However, the generality of this hypothesis has been challenged by studies on various animal groups, including air-breathing adult insects. Recently, comparisons across taxa have suggested that differences in gas exchange mechanism could reconcile the discrepancies found in previous studies. Here ...
High aspect ratio Co/CoO nanotubes (NTs) were obtained by potentiostatic electrodeposition of Co inside nanoporous alumina templates followed by the natural oxidation of their inner walls. Magnetic measurements performed at low temperatures after field cooling the samples from above its blocking temperature (TB 220 K), evidenced the existence of exchange bias (EB) coupling between the Co ferrom...
Previous studies have shown that under some conditions, noise fluctuations in an fMRI time-course are dominated by physiological modulations of the image intensity with secondary contributions from thermal image noise and that these two sources scale differently with signal intensity, susceptibility weighting (TE) and field strength. The SNR of the fMRI time-course was found to be near its asym...
a r t i c l e i n f o Keywords: Bi2Te3 Nanorod Nanoparticle Nanoplate Raman TEM High-crystalline 0D, 1D and 2D ultra-small Bi 2 Te 3 nanocrystals were synthesized using the pyrolysis of organ-ometallic compound method. The Bi 2 Te 3 nanocrystals was studied with transmission electron microscopy (TEM). Samples synthesized at 35 °C possessed a dominant morphology of 0D nanoparticles or 1D nanorod...
in this project, some new polyaspartimides, (pas)s, have been synthesized form michael addition reaction between new synthetic bismaleimide (bmi) and some aromatic diamines. a characteristic property of this polyaspartimides is a pendent carboxylic group, which introduced to these polymers from new bismaleimide. bismaleimides (bmi) is one of the interesting compounds, which can be self-polymeri...
Most demonstrations in silicon photonics are done with single devices that are targeted for use in future systems. One of the costs of operating multiple devices concurrently on a chip in a system application is the power needed to properly space resonant device frequencies on a system's frequency grid. We asses this power requirement by quantifying the source and impact of process induced reso...
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