báo cáo hóa học: " Effect of substrate (ZnO) morphology on enzyme immobilization and its catalytic activity" pptx

... the immobilization of enzyme and for being used in catalytic reaction than the other two, which has great implications for the many ongoing studies of enzyme immobilization and applications of ... 6:450 http://www.nanoscalereslett.com/content/6/1/450 Page 5 of 7 NANO EXPRESS Open Access Effect of substrate (ZnO) morphology on enzyme immobilization and...

Ngày tải lên: 21/06/2014, 02:20

... repeatability of the 3 repetitions during each of the four conditions. Results A typical EMG trace showing raw VM and VL muscle activ- ity during sit to stand in the barefoot and 5 cm condition is displayed ... at a sampling rate of 1000 Hz. Participants carried out three repetitions of a sit to stand task under each of four conditions; barefoot, and with heel heights of 1 c...

Ngày tải lên: 20/06/2014, 01:20

... quantity of non-radiative recombination channels. It was demonstrated that the PL of Nd 3+ ions was quenched at high Nd-concentration (4.9 at.%) because of the formation of Nd 2 O 3 nanocrys- tals and ... separation occurs during the annealing because of the condensation of the Si excess resulting in the formation of silicon nanoparticles (Si-np) as detected by high-resolution...

Ngày tải lên: 21/06/2014, 05:20

... shows the dependency of the pseudo-first-order rate constants, k obs , for the discoloration of b-carotene on the antioxidant concentration of PVP and CD complexes of C 60 and oxidized C 60 O. ... of p-conjugation. The concentration-dependent antioxidant activities %AOA [19] (= 100 9 {k obs of control - k obs of fullerene}/k obs of control) of PVP/C 60 and C 60 O were...

Ngày tải lên: 22/06/2014, 01:20

... that orientation of nanotubes is largely dependent on the local geometry of the substrate. This was further confirmed by the orientation of CNTs near the edge of the substrates. Most of the nanotubes ... variety of nanostructured carbon films ranging from diamond [24], carbon nanosheets [25] CNTs [20, 23], and carbon nanobells [26, 27] to monochiral MWNTs [28] on Si substrate...

Ngày tải lên: 22/06/2014, 01:20

... control of the final phase of the movement on the basis of visual information about relative target and hand locations [9,16,17]. Surprisingly, the effect of the difficulty of the task (and hence of ... high IDs conditions could not be consi dered as a concatenation of discrete units. Discussion The a posteriori analysis of the errors showed a signif i- cant effect o...

Ngày tải lên: 19/06/2014, 08:20

... mix of potentially beneficial (i.e. decrease of chronic glia activation and reduction of basal Aβ42 levels) and detrimental actions (i.e. increased hydrocephalus, and lack of effect on thioflavin-S-positive deposits) ... (% control) Control PIO Control TGFβ APP A B 0 20 40 60 80 100 120 140 Control TGFβ APP expression (% control) APP Effect of pioglitazone on ventricle...

Ngày tải lên: 19/06/2014, 22:20

... number of different cuff widths and also with the tourniquet inflation time and occlusion pressure simulating the time duration and occlusion pressure of surgical procedures. Conclusion Wider ... http://www.josr-online.com/content/3/1/1 Page 5 of 6 (page number not for citation purposes) Discussion The primary aim of the study was to investigate the effect of different width...

Ngày tải lên: 20/06/2014, 01:20

... reduction of progression to Stage 4 dis- ease and mortality in pregnant and lactating women in Tanzania [13]. Supplementation with multiple micronutrients had no effect on mortality in one study of ... common cause of death was pneumonia accounting for 20/53 (37.7% )of the deaths: eight of the 20 children died of severe pneumonia, six of severe acute malnutrition with sev...

Ngày tải lên: 20/06/2014, 08:20

... absorption and collection. Hence, the very low currents currently obtained are not a concern. Fabrication of Single-Junction Silicon Quantum Dot Solar Cell on Quartz Substrate Alternating layers of ... a clear demonstration that the electronic band gap of the nanostructured material is enhanced due to the quantum confinement effect. At present, the emphasis is on increasing V oc...

Ngày tải lên: 21/06/2014, 07:20