Influence of charge mode on the capacity and cycle life of lead±acid battery negative plates ppsx
Influence of charge mode on the capacity and cycle life of lead±acid battery negative plates ppsx
... surface.3.8. Influence of the j2potential on the capacity and cycle life of the negative plate The in¯uence of the potential, j2during the second charge step on the cycle life and the capacity of the ... the positive active mass (PAM) structure and on the cycle life of the positive plates has been the subject of many papers. However, the effect of high rate of charge on the structure of the negative ... electrode capacity and longest cycle life at a certain charge regime.Fig. 3b shows that the value of the initial charge currentI1markedly in¯uences the capacity and cycle life of the plates. The...
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Báo cáo khoa học: Context-dependent effects of proline residues on the stability and folding pathway of ubiquitin docx
... substitutions imposed on the backbone conformation of WT* shows that the pattern of P37P38P19W45Fig. 1. Ribbon structure modelled on the X-ray structure of humanubiquitin [32]. The position and ... erturba-tions and the pattern of NOEs in the vicinity of the mutation sites. Deviations of Ha signals from random coilchemical shifts pro vide a sensitive probe of local perturba-tions to secondary ... substitutions are notsignificantly perturbing the backbone conformation and dynamics of the protein around the mutation sites and in the adjacent a-helix. Analogous NMR s tudies of the S19Pmutant...
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Báo cáo khoa học: Effects of cardiomyopathic mutations on the biochemical and biophysical properties of the human a-tropomyosin docx
... assayed by varying the concen-tration of Tm in the presence of constant concentration of F-actin and myosin S1. In this condition, Tm inh ibits the ATPase activity as its concentration increases [33]. ... stability of the protein as a whole, ratherthan on the position of the mutation in the polypeptide chain,as demonstrated by the biophysical assays. Our studies h aveprovided additional contributions ... contributions to the understanding of the effects of these mutations on the clinical symptoms of patients carrying cardiomyopathic Tms.Experimental proceduresConstruction of expression plasmids and site-directedmutagenesisThe...
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Báo cáo "Effects of Zn content on the magnetic and magnetocaloric properties of Ni-Zn ferrites " pdf
... interaction B-B - between ions in sublattice B and interaction A-B - between ions of sublattices A and B. We denote λaa, λbb, λab correspond to molecular-field constants of exchange interaction ... frustration arising from the co-existence of competing antiferromagnetic and ferromagnetic interactions. The separation of FC and ZFC curves at low temperatures could be considered that the sample ... lattice constant and volume of unit cell increase with Zn content in the samples due to larger ionic radius of Zn2+ ion (0.82 Å) substituted for Ni2+ ion (0.78 Å). The X-ray density, the real...
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EFFECT OF STORAGE TEMPERATURES ON THE PHYSIOLOGICAL AND BIOCHEMICAL PROPERTIES OF HYLOCEREUS POLYRHIZUS
... 2003. Comparison of the Total Phenolic and Ascorbic P.:::l Content of Freeze-Dried and Air-Dried Marionberry, Strawberry, and Corn Grown Using Conventional, OrganiC, and Sustainable ... that, some of the plants were treated as culinary herb and used as season and to preserve food. The examples of common culinary herbs were cinnamon, garlic, ginger, onion, parsley, ... Perception Towards Herbs 2.1.4 Current Trend of Consumption of Herbs 2.2 Herb of Limnophila aromatica 2.2. 1The Morphology of Limnophila aromatica 2.2.2 The Uses and Benefits of Limnophila...
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Báo cáo hóa học: " Effect of growth temperature on the morphology and phonon properties of InAs nanowires on Si substrates" doc
... 2a can beattributed to the LO and TO phonon mode of InAsNWs. Except the downshift of their phonon frequencyrelative to InAs bulk material, the LO and TO phononpeaks of InAs NWs also show a ... beamparallel to the c-axis of NWs at room temperature. Asstated above, the phonon peaks on low energy side of LO phonon modes a re from SO phonon modes.Obviously, the SO phonon peak shifts toward ... surface phonons. According to the modelstated above, the phonon frequency of SO mode can becalculated according to the diameter of NWs. Figure 3bshows the calculated phonon frequency of SO mode...
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Influence of polymer additive on the performance of lead-acid battery negative plates ppt
... Thus, the dissolution of PbSO4(first step of the charge reaction at the negative plate) is impeded, the efficiency of charging decreases and the accumulation of lead sulphate on the negative plates increases. ... effect on the performance of the negative plate underHRPSoC operation. The additive controls the crystallization of PbSO4 and modifies the shape and size of the crystals. The addi-tion of PASP ... The addition of PASP to the negative paste and to the electrolyte improves the utilization of the negative active material and reduces the internal resistance of the negative plates. The results...
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influence of binders on the sensing and electrical characteristics of wo3-based gas sensors
... semiconductor, electron transfer occursbetween the semiconductor and the adsorbates. If the electron affinity of the adsorbates is larger than the workfunction of the n-type semiconductor, the ... electrons from the semiconductor. In the oppositecase, the semiconductor accepts electrons from the adsor-bates. This electron transfer continues until the Fermi level of the gas-adsorbed semiconductor ... equalto that of the bulk. As a result of this electron transfer, adepletion or accumulation of charges occurs near the semi-conductor surface. Then the accompanying variation of surface potential...
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