low temperature hybrid processing technology of fine electronic ceramics

Báo cáo y học: "Low temperature tolerance of human embryonic stem cells"

Báo cáo y học: "Low temperature tolerance of human embryonic stem cells"

... majority of hESC survived exposure to low temperature for extended durations Spontaneous differentiation of hESC after exposure to low temperature Following serial passage after exposure to low temperature, ... which was mostly differentiated Assessment of chromosomal normality of hESC after exposure to low temperature The chromosomes of hESC upon exposure to low temperature (25oC and 4oC for 24 h and 48 ... culture media was changed prior to exposure to low temperature However, no change of culture media took place during the entire period of exposure to low temperature It must be noted that in real-life...

Ngày tải lên: 31/10/2012, 16:57

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Tài liệu Báo cáo khoa học: A systems biology approach for the analysis of carbohydrate dynamics during acclimation to low temperature in Arabidopsis thaliana doc

Tài liệu Báo cáo khoa học: A systems biology approach for the analysis of carbohydrate dynamics during acclimation to low temperature in Arabidopsis thaliana doc

... S1a Model structure of C24 Doc S1b sbml format of model structure of C24 Doc S2a Model structure of Rsch Doc S2b sbml format of model structure of Rsch Doc S3 Documentation of the model structure ... and days of exposure to °C Samples were taken after a light period of h At that stage, the aerial part of the plant is exclusively composed of rosette leaves, allowing a direct comparison of metabolite ... metabolism in leaves of A thaliana The model was based on the following system of ordinary differential equations describing alterations in carbohydrate pools over time of exposure to low temperature...

Ngày tải lên: 14/02/2014, 22:20

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Báo cáo khoa học: Different roles of two c-tubulin isotypes in the cytoskeleton of the Antarctic ciliate Euplotes focardii Remodelling of interaction surfaces may enhance microtubule nucleation at low temperature doc

Báo cáo khoa học: Different roles of two c-tubulin isotypes in the cytoskeleton of the Antarctic ciliate Euplotes focardii Remodelling of interaction surfaces may enhance microtubule nucleation at low temperature doc

... environmental temperature both in vitro and in vivo [16,17] The ab-tubulin dimers of mammals, for example, form microtubules in vitro at temperatures near 37 °C, and these polymers dissociate at low temperature ... Substitution of alanine at sites in the lateral surfaces (the H3 helix and the M loop) of these c-tubulins causes cold-sensitivity of cell growth and ⁄ or loss of basal bodies [25,26] In light of this ... band of approximately 1.6 kb (lane 1) when hybridized at low stringency to a probe derived from the c-T2 gene Co-digestion of macronuclear DNA by EcoRI and HindIII (lane 2) gave strongly hybridizing...

Ngày tải lên: 07/03/2014, 04:20

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hybrid metal oxide and multiwall carbon nanotube films for low temperature gas sensing

hybrid metal oxide and multiwall carbon nanotube films for low temperature gas sensing

... Operated at room temperature, their responsiveness reached a value of 0.8 after the injection of 100 ppb of NO2 , and this value rose to nearly 10 in the presence of 500 ppb of NO2 These values, ... responsiveness towards 50 ppm of CO (i.e., 0.4) for MWCNT/WO3 hybrid films [9] Table shows that the sensitivity towards CO of tungsten oxide hybrid films is higher than the one of tin oxide hybrid films All sensors ... the responsiveness of hybrid sensors operated at room temperature The lack of responsiveness observed for TiO2 -based hybrid sensors can be associated to the non-appropriateness of this metal oxide...

Ngày tải lên: 19/03/2014, 16:48

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low temperature hydrothermal synthesis of monodispersed flower - like titanate nanosheets

low temperature hydrothermal synthesis of monodispersed flower - like titanate nanosheets

... hydrothermal treatment in ammonia solution An amount of 0.3 g of AS was suspended in 60 ml of ammonia solution (20 ml of 28% ammonia solution, 40 ml of distilled water, pH 12) in 80-ml Teflon-line ... hydrolysis of titanium tetraisopropoxide (TTIP, Ti-(OC3H7)4, 97%, Aldrich) in ethanol [13] Typically, 100 mL of ethanol was mixed with 0.4 mL of 0.1 M aqueous potassium chloride, followed by the ... The amount of g of sample was suspended in aqueous methanol solution (800 mL distilled H2O, 80 mL methanol) by means of magnetic stirrer in an inner irradiation-type photoreactor made of Pyrex...

Ngày tải lên: 20/03/2014, 13:04

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Báo cáo khoa học: ATPase activity of RecD is essential for growth of the Antarctic Pseudomonas syringae Lz4W at low temperature potx

Báo cáo khoa học: ATPase activity of RecD is essential for growth of the Antarctic Pseudomonas syringae Lz4W at low temperature potx

... significance of the RecDassociated ATPase activity required during the growth of P syringae at low temperature (4 °C) The very low (but non-zero) ATPase activity of RecD (approximately 8–10% of the ... growth at low temperature While it is impossible to directly assess these enzymatic activities of RecD in vivo, the relative in vitro activities of the two enzyme reactions at low temperature ... with binding of DNA In the crystal structure of the DNA-bound RecBCD complex of E coli [22], the 5¢-end of the bound DNA molecule was not in the vicinity of the DNA-binding pocket of RecD Therefore,...

Ngày tải lên: 30/03/2014, 04:20

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morphology control of zno bilayer structure by low-temperature

morphology control of zno bilayer structure by low-temperature

... SEM images of sample A, B and C, respectively similar to the flower shape of sample A The branches of nanodendrite structure are needle-like nanorods with diameters of 100 nm and lengths of 800 nm, ... that of sample A The higher ammonia content of sample B in initial solution could lead to the slight dissolution of the surface on the backbones of nanodendrite due to the amphoteric feature of ... kinds of nanorods: the large one with a tip of 100–200 nm diameter and the small one with a tip of around 50 nm diameter Fig 1G and I shows that the small nanorods come from the backbones of large...

Ngày tải lên: 06/05/2014, 13:24

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Bactericidal effects of low temperature oxygen plasma on bacillus stearothermophilus and staphylococcus aureus

Bactericidal effects of low temperature oxygen plasma on bacillus stearothermophilus and staphylococcus aureus

... study of low- temperature sterilization are needed to elucidate the mechanism of low- temperature plasma sterilization (CHOI et al., 2006) There is a need for reliable and accurate monitoring of plasma ... BACTERICIDAL EFFECTS OF LOW- TEMPERATURE OXYGEN PLASMA ON INTRODUCTION A novel sterilization method capable of more rapidly killing microorganisms and less damaging material is low- temperature plasma ... number of survivors of bacteria Scanning electron microscopy (SEM) Samples were imaged using fieldemission scanning electron microscopy at a low kinetic energy of primary electrons Low- temperature...

Ngày tải lên: 18/05/2014, 20:29

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physics and technology of amorphous-crystalline heterostructure silicon solar cells [electronic resource]

physics and technology of amorphous-crystalline heterostructure silicon solar cells [electronic resource]

... efficiencies, up to 25%, while using low temperature processing, typically below 200 °C for the complete process Low processing temperature allows handling of silicon wafers of less than 100 μm thick while ... posed by the use of sputtered TCOs in SHJ, i.e the low thickness of the films and the low deposition temperature, can be handled The final step of cell fabrication, the deposition of metal contacts, ... enables use of thinner wafers, which results in a reduction of the material cost Low temperature processing and excellent surface passivation of wafers result in a higher effective lifetime of minority...

Ngày tải lên: 29/05/2014, 23:53

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Báo cáo hóa học: " Low temperature of radiofrequency ablation at the target sites can facilitate rapid progression of residual hepatic VX2 carcinoma" pdf

Báo cáo hóa học: " Low temperature of radiofrequency ablation at the target sites can facilitate rapid progression of residual hepatic VX2 carcinoma" pdf

... cm ) It seemed that the lower the temperature of RFA was, the larger the tumor volume was (Fig 3) Effects of low temperature of RFA at the target sites on lung metastasis of hepatic VX2 carcinoma ... that temperature [15] In fact, the real temperature of the tumor tissue between the two adjacent electrodes is lower than the target temperature because of the “heat sink” effect of blood flow ... (Fig 8) Measurement of tumor growth and metastasis after reinoculation To demonstrate further the role of low temperature of RFA at the target sites in the rapid progression of residual hepatic...

Ngày tải lên: 18/06/2014, 16:20

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Báo cáo toán học: " Synthesis of highly transparent ultrananocrystalline diamond films from a lowpressure, low-temperature focused microwave plasma jet" ppt

Báo cáo toán học: " Synthesis of highly transparent ultrananocrystalline diamond films from a lowpressure, low-temperature focused microwave plasma jet" ppt

... a low- temperature synthesis Therefore, argon-rich (hydrogenpoor) microwave plasma is popularly adopted for lowtemperature preparation of UNCD films due to the much lower thermal conductivity of ... Author details Department of Mechanical Engineering and Institute of Manufacturing Technology, National Taipei University of Technology, Taipei, 106, Taiwan Graduate Institute of Mechanical and Electrical ... free path of plasma species with decreasing pressure led to a greatly decreased amount of atomic hydrogen emission (hydrogen-poor) during synthesis and evidently, the creation of a low- temperature...

Ngày tải lên: 20/06/2014, 20:20

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Báo cáo hóa học: " Comparison of nickel silicide and aluminium ohmic contact metallizations for low-temperature quantum transport measurements" docx

Báo cáo hóa học: " Comparison of nickel silicide and aluminium ohmic contact metallizations for low-temperature quantum transport measurements" docx

... the temperature dependence of both μ and the fitted values of lj, and can be seen to be independent of the choice of contact metallization The obtained values are Figure Temperature dependence of ... 23:538-544 Liu QZ, Lau SS: A review of the metal-GaN contact technology Solid-State Electronics 1998, 42:677-691 Crofton J, Porter LM, Williams JR: The physics of ohmic contacts to SiC Physica Status ... dosing with 1.1 Langmuir of PH3 gas at room temperature, followed by a 350°C anneal to incorporate the phosphorus into the silicon lattice [18] After encapsulating with 30 nm of epitaxial silicon,...

Ngày tải lên: 20/06/2014, 22:20

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Báo cáo hóa học: " Catalytic ozone oxidation of benzene at low temperature over MnOx/Al-SBA-16 catalyst" pdf

Báo cáo hóa học: " Catalytic ozone oxidation of benzene at low temperature over MnOx/Al-SBA-16 catalyst" pdf

... oxidation of benzene at low temperature over MnOx/Al-SBA-16 catalyst Nanoscale Research Letters 2012 7:14 Author details Graduate School of Energy and Environmental System Engineering, University of ... particles, resulting in low activity Moreover, Al-SBA-16MN15% contained MnO and Mn nitrate with low activity, which is supposed to be another reason for the low activity of Al-SBA-16-MN15% Benzene ... Kamiya S, Terasaki O: Tailoring the pore structure of SBA-16 silica molecular sieve through the use of copolymer blends and control of synthesis temperature and time J Phys Chem B 2004, 108:11480-11489...

Ngày tải lên: 20/06/2014, 23:20

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Báo cáo hóa học: " Low-temperature synthesis of CuO-interlaced nanodiscs for lithium ion battery electrodes" potx

Báo cáo hóa học: " Low-temperature synthesis of CuO-interlaced nanodiscs for lithium ion battery electrodes" potx

... http://www.nanoscalereslett.com/content/6/1/397 Page of Figure Crystal structures of CuO products (a-b) XRD pattern and FESEM image of the CuO powders, respectively (c-d) Low magnification TEM and HRTEM images of an individual ... detrimental phenomenon may also have Figure Voltage profiles of CuO Galvanostatic discharge/charge voltage profiles of CuO-interlaced nanodiscs at a rate of C/5 Seo et al Nanoscale Research Letters 2011, ... cycling [27] Formation of composites by incorporation of MWCNTs can provide an enhanced electronic conductivity of electrodes and elastic buffers for releasing the strain of CuO during the Li conversion...

Ngày tải lên: 21/06/2014, 03:20

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Báo cáo hóa học: " Low-temperature fabrication of layered selforganized Ge clusters by RF-sputtering" potx

Báo cáo hóa học: " Low-temperature fabrication of layered selforganized Ge clusters by RF-sputtering" potx

... room temperature Page of using the 488 nm line of an argon ion laser The laser beam was focused on the sample surface with a beam spot size of μm and a power of 0.2 mW to avoid the heating of the ... because of the phonon confinement in the nano-sized particles [17] The shifts are in accordance with the Page of results of GISAXS analysis showing formation of Ge clusters with radii of 2.5 and ... as-deposited multilayer Narrowing of the size distribution is a consequence of the regular ordering of the QDs [12] In the GISAXS map of the film annealed at 700°C, a rearrangement of the Bragg spots’ positions...

Ngày tải lên: 21/06/2014, 04:20

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Báo cáo hóa học: " Effects of low-temperature capping on the optical properties of GaAs/AlGaAs quantum wells" doc

Báo cáo hóa học: " Effects of low-temperature capping on the optical properties of GaAs/AlGaAs quantum wells" doc

... properties of GaAs/AlGaAs QWs (a) Lowtemperature PL spectra of 4-nm GaAs/AlGaAs QWs capped at different temperatures (b) Integrated PL intensity plotted as a function of the capping temperature ... annealing Page of Conclusion We have studied the effects of a low- temperature AlGaAs capping layer on the optical properties of a GaAs QW, using different capping temperatures of 200, 350, 450, ... http://www.nanoscalereslett.com/content/6/1/76 Page of capping layer during the low- temperature growth It is well known that GaAs grown at temperatures below 300°C becomes nonstoichiometric with an excess of arsenic incorporated...

Ngày tải lên: 21/06/2014, 06:20

4 278 0
Báo cáo hóa học: "Fabrication of Uniform Au–Carbon Nanofiber by Two-Step Low Temperature Decomposition" docx

Báo cáo hóa học: "Fabrication of Uniform Au–Carbon Nanofiber by Two-Step Low Temperature Decomposition" docx

... diffraction peaks of Au in the XRD pattern of Au/ C–AAO are identical to those of Au–AAO [15] This indicates that the crystal structure of the Au nanoparticles Fig XRD patterns of (a) carbonized ... the decomposition temperature of sucrose (*185 °C) [17] and the same as the decomposition temperature of HAuCl4 in AAO to form Au nanotubes, [15] would not change the properties of the Au nanoparticles ... energy of C 1s (285.0 eV) consists of carbon Figure 3b is a TEM image of the freestanding Au/CNFs The dark spots in the image are Au nanoparticles The inset of Fig 3b is the SEM image of Au/CNTs...

Ngày tải lên: 21/06/2014, 20:20

5 292 1
Báo cáo hóa học: " Synthesis of highly transparent ultrananocrystalline diamond films from a lowpressure, low-temperature focused microwave plasma jet" docx

Báo cáo hóa học: " Synthesis of highly transparent ultrananocrystalline diamond films from a lowpressure, low-temperature focused microwave plasma jet" docx

... a low- temperature synthesis Therefore, argon-rich (hydrogenpoor) microwave plasma is popularly adopted for lowtemperature preparation of UNCD films due to the much lower thermal conductivity of ... Author details Department of Mechanical Engineering and Institute of Manufacturing Technology, National Taipei University of Technology, Taipei, 106, Taiwan Graduate Institute of Mechanical and Electrical ... free path of plasma species with decreasing pressure led to a greatly decreased amount of atomic hydrogen emission (hydrogen-poor) during synthesis and evidently, the creation of a low- temperature...

Ngày tải lên: 22/06/2014, 00:20

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