Fabrication of a porous polyimide membrane using a silicon nanowire array as a template

... mixture was placed in a water bath at 70ºC for 1 min. An absorbance measurement was made at 410 nm against a blank sample. Batch culture The experiment was carried out in a batch culture using ... Polyhydroxyalkanoic acids act as a form of carbon and energy reserve (Dawes and Senior, 1973) or as an electron sink (Page and Knosp, 1989). Polyhydroxyalkanoic acids are...

Ngày tải lên: 05/09/2013, 10:15

... evaporation )0( > phase m & and condensation )0( < phase m & is assumed. Where phase m & is mass transfer: for evaporation ( evapphase mm && = ) and for condensation ... performance and design of air-breathing PEM fuel cells. Litster and Djilali [1] developed a single-phase one-dimensional semi-analytical model of the membrane electrode assembly (MEA)...

Ngày tải lên: 05/09/2013, 14:58

... observed with M. brassicae CSPMbraA6 [32]. We observed also that BrC15-Ac was able to displace ASA, suggesting that brominated fatty acid and ASA both associated with W81 in the same ligand binding ... fluorescence of ASA-ASP3c complex was assigned to 100% in absence of competitor; experimental conditions were as described in Fig. 6. Table 2. A nity of ligands for ASP3c measured with...

Ngày tải lên: 21/02/2014, 03:20

... predominant determinants of obstetric anesthesia workload and that a typical epidural takes about half the time of a typical cesarean. Accordingly, the OAAI for each hospital was calculated as ((0.75 ... contributors. Abstract Background Obstetric anesthesia workload demand in Israel has increased due to both an increase in the requests for labor analgesia and a marked incr...

Ngày tải lên: 05/03/2014, 15:20

... over a wide pH range from 5.3 to 8. Tsuruga and Shikama [21] confirmed that the fast phase of oxidation was due to the a chains and the slow phase was due to the bchains. Tsuruga et al. found that ... initial fast phase, i.e. oxidation of the a chains. The rates of oxidation are reduced in the presence of chelators of heavy metal cations in most cases. An exception is the lack...

Ngày tải lên: 08/03/2014, 10:20

... Publisher. All rights reserved Case Report Treatment of oroantral fistula with autologous bone graft and application of a non-reabsorbable membrane Adele Scattarella 1 , Andrea Ballini 1  , ... dentist. The radiograph shows many characteristics of OAC/OAF; the apexes of tooth 26 were in extremely close approximation to the maxillary sinus, and an area of periapical raref...

Ngày tải lên: 25/10/2012, 11:48

... [15] Das S. S., Satapathy A. , Das J. K., Panda J. P. Mass transfer effects on MHD flow and heat transfer past a vertical porous plate through a porous medium under oscillatory suction and heat ... acting as the honorary member of editorial board of Indian Journal of Science an d Technology and as Referee of AMSE Journal, France; Central European Journal of Physics; I...

Ngày tải lên: 05/09/2013, 14:58

... [11]. Also, when calculating the value of M i as can be seen in equation 1.0, the mass of non-degradable solid waste should be subtracted from the total mass of solid waste in a particular section ... disposal of hazardous waste (co-disposal). Since the data available on the quantity, age, and composition of the refuse in the landfill are limited, using a more sophistica...

Ngày tải lên: 05/09/2013, 16:11

... calculations [8], a range of fixed shunt capacitor sizes can be calculated to maintain rated voltage under load varying conditions. Fig.2 shows load characteristic curve for a range of fixed capacitor sizes ... Reactive current is supplied by fixed capacitor. This can be achieved by switching off all IGBTs, it can be shown that in the dc capacitor some voltage was appeared. As load inc...

Ngày tải lên: 15/10/2013, 16:10

... constant-speed control, a variable-speed control can adjust the speed of the turbine as the wind speed changes, so as to operate at the peak of the Cp curve. This will maximize the power generated ... single maximum at a specific value of it is apparent that, when operating at a constant speed, the power coefficient will be maximum at only one wind speed. DC Bus Contro...

Ngày tải lên: 03/01/2014, 19:15