نتایج جستجو برای: joule
تعداد نتایج: 2705 فیلتر نتایج به سال:
Heat supplied to a metal is absorbed by the electrons and then transferred lattice. In conventional metals energy released lattice phonons emitted from Lindhard continuum. However in `bad' metal, with short mean free path, low continuum destroyed. Furthermore `slow' Fermi velocity less than sound velocity, particle-hole pairs are kinematically unable emit phonons. To describe transfer these cas...
Energy conversion on the dipolarization fronts (DFs) has attracted much research attention through the suggestion that intense current densities associated with DFs can modify the more global magnetotail current system. The current structures associated with a DF are at the scale of one to a few ion gyroradii, and their duration is comparable to a spacecraft’s spin period. Hence, it is crucial ...
We introduce a high sensitivity (1J/m) scanning microcalorimeter that can be used at high heating rates (10 °C/s). The system is designed using ultrathin SiN membranes that serve as a low thermal mass mechanical support structure for the calorimeter. Calorimetry measurements of the system are accomplished via resistive heating techniques applied to a thin film Ni heating element that also serve...
Metode heuristik merupakan teknik pencarian solusi dengan waktu yang cepat dan mendekati nilai optimal. block stacking adalah metode peletakan barang cara ditumpuk secara vertikal horizontal. Pada penelitian ini dilakukan perhitungan jumlah konsumsi energi di setiap penumpukan pada proses put away picking area gudang. kasus gudang, perlu diperhatikan posisi berdasarkan aspek volume berat. Penum...
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