the optical properties of junctions

... correct read out of the recording pits/marks smaller than the optical diffraction limit Therefore, a complete understanding of the mechanism of the change in optical properties of the active layer ... (2015)Although the experimental data on the optical properties of InSb is useful for the analysis of the super-resolution effect,10they do not provide sufficient information on the mechanism of the change ... for the electronic states of InSb Figure4shows the DOS of the InSb crystal obtained by our MBJLDA–SOC calculation The origin of the bands in crystal InSb is suggested by the analysis of the partial

Ngày tải lên: 19/11/2022, 11:38

... the optical properties of polyvinyl-pyrrolidone (PVP), the energy transition process in nanocomposite of PVP capped ZnS:Mn nanocrys-talline and the influence of the PVP concentration on the optical ... properties of PVP and the influence of the PVP concentration on the optical properties of the PVP capped ZnS:Mn nanocrystalline thin films synthesized by the wet chemical method with the optimal nominal ... Further, the influences of PVP concentration on the gen-eral features of the PL spectra and the process of energy transfer from the PVP to the Mn2+luminescent centers in doped ZnS as well as the

Ngày tải lên: 16/12/2017, 09:10

... use the potential of O2 molecule as a reference, n O denotes the numbers of the vacancies in the supercell ε F is the Fermi level measured from the top of the valence band E VBM and ΔV is the ... OIII2 +), the results are very different from the neutral ones The defects levels are unoccupied, the outward of surrounded Ga ions make the Ga-O bond strengthen, leading to the decrease of the formation ... arise in the bandgap For VOI, with the VBM chosen as the reference, the DOS peak of V OI0 is 2.77 eV away from the VBM Based on the PDOS of the Ga ions and O ions shown in Fig. 5(a,b), the unpaired

Ngày tải lên: 24/11/2022, 17:43

... changes of the pro-tomer resulting in a displacement of the cofactor bound at the active site by 2.6 A˚ (mean distance) in the direction of the iron and Glu286 which causes a loss of the stabilizing ... features of its hysteretic properties.Thus, the structures of the binary and ternary complexes of hPAH have provided a detailed picture of the protein contacts involved in the binding of biopterin cofactor ... and hydrogen bonding network of the pterin cofactor in the three structures Superpositions of the binary and ternary complexes of hPAH onto the crystal structure of the ligand-free dimeric rPAH

Ngày tải lên: 17/03/2014, 09:20

... of these novel EPR signals to either the cofactor or the P-cluster has proven elusive due to the fact that both of these metal clusters present in the Fe-only nitrogenase are diamagnetic in the ... identical with the control spectrum in the absence of Rc1Mo Furthermore, with the exception of the classical S ¼ 3/2 signal of the MoFe protein at lower temperatures (< 12 K), no other signal was ... type of nitrogenase cluster [27–31] In view of the lack of analogous studies on the cofactor and the P-cluster of the MoFe protein from R capsulatus (Rc1Mo), as well as our intention to use the

Ngày tải lên: 18/03/2014, 01:20

... Evaluation of the third hypothesis, the molecular basis of which is described above, is the aim of this study Here, we report the binding properties, chemical modification and chemical resistance of recombinant ... chemical modifications of OBP as a result of incubation with large excesses of HNE and evaluation of their effects on the binding properties of the protein; (c) determination of OBP functionality ... in 1 mL of 20 mm Tris⁄ HCl buffer pH 7.8 The HNE molecules specifically interacting with the binding sites of the two OBP forms were then displaced by the addition of a large excess of the OBP

Ngày tải lên: 23/03/2014, 10:20

... Analysis of the properties of this region illuminated a unified mechanism for the formation of the peptide bond, the translocation of the tRNA molecules and the entrance of nascent proteins into the ... restrict the possible motions of the RM nucleotides and limit their flexibility The formation of the peptide bond The most significant biological implication of the two-fold rotation of the tRNA-3¢ ... respectively, thus maintaining the symmetrical requirements of the PTC It seems therefore that increasing the stability of the PTC core structure is the task of the second shell of the symmetry-related

Ngày tải lên: 23/03/2014, 17:22

... used for further amplification Sequence analysis of PCR prod-ucts from these mutant viruses confirmed the correct insertion of the ELDKWA peptide into the gp64 gene To observe the growth of viral ... demonstrating the disruption of the epitope of this mouse mAb and the absence of any wild-type gp64 (Fig 3B) Expression of recombinant gp64 in infected insect cells The expression levels of recombinant ... On the Y-axis the mean intensity of fluorescence for infected Sf9 cells, expressed as the median of fluorescence of three independent infections, is shown Error bars correspond to the SD of the

Ngày tải lên: 23/03/2014, 21:21

... orthologs in other organisms They are the two isoforms of the ADP⁄ ATP translocase [14–16], the carnitine ⁄ acylcarni-tine [17,18], citrate [13] and mitoferrin carriers [19] In the present study, ... Only five of these have been characterized, whereas the transport functions of the remainder cannot be assessed with certainty In the present study, we report the functional identification of two ... mitochondria Although most of these cofactors have to be imported from the cytosol into mitochondria, very little is known about the molecular basis of their transport across the mitochondrial membrane

Ngày tải lên: 29/03/2014, 08:20

... located at the level of the b-subdomain of the native protein (1– 40⁄ 53–123, named desb-LA) We have also compared the early stages of the aggregation process of these LA derivatives with those of intact ... results from the replacement of labile protons by deuterium The fea-tures of the H⁄ D exchange of the low-pH MG of LA have been already examined [43–46], showing that only the amides in the a-domain ... level of the b-subdomain of the 123-residue chain of the protein (Fig 1) We have also characterized the early stages of protein aggregation in order to get insights into the molecular mechanisms of

Ngày tải lên: 30/03/2014, 16:20

... Because of theanisotropy of the effective mass in solids, ~j and ~E are related by the tensorial relation, off-µ1m of light is independent of the polarization direction Along other directions, the ... ω, and λ are, respectively,the real part of the index of refraction, the optical frequency, and the wavelength of light Effective Mass Because of the relation between the momentum matrix element ... 24pendent of temperature Although the carrier densities are low, the high carrier mobilitiesnevertheless guarantee a large contribution of the free carriers to the optical conductivity.A proof that the

Ngày tải lên: 24/04/2014, 17:13

... cord of every kind The thorough study of water therefore signifies the end of monopolies, the end of all domination in the truest sense of the word and the start of a socialism arising from the ... the greater the ensuing danger to the now turns on these organisms and robs them of their life-force Deprived of their souls, their sources of energy, they begin to rot Bacteria develop and the ... in the whole pattern of motion of the groundwater, and the disturbance in the blood circulation of the organism- Earth - is the direct result of modern forestry practices "The pulsebeat of

Ngày tải lên: 04/06/2014, 12:43

... very close to the SPR position of monometallic Ag Appearance of no absorption peak in the case of Au/Ag =1/9 indicates the formation of neither type of nanoparticles On the other hand, the SPR peak ... infers that the composition of the alloy colloids correspond to the initial concentrations of gold and silver ions in the reaction mixtures On the other hand, the SPR peak positions of the colloids ... ω ω ω ε ω ε + − + of the size ranges, the final absorption spectrum of the sample was obtained by considering the normalized fraction of particles as the weighted average of the corresponding

Ngày tải lên: 04/06/2014, 15:20

... specific reviewof the applicability of the HoNOS and the HoNOS65+ for older people [8], there has been no comprehensive review of these instruments that can inform this debate The cur-rent paper ... measure of change The simplest of these studies have examined change in HoNOS over time in given settings, hypothesising that there should be a decrease in severity as the consumer nears the end of ... Trang 1Open AccessReview A review of the psychometric properties of the Health of the Nation Outcome Scales (HoNOS) family of measures Jane E Pirkis*1, Philip M Burgess2, Pia

Ngày tải lên: 20/06/2014, 15:20

... performance [29] The temporal behavior of the channel capacity can be investigated with the help of the LCR and ADF of the channel capacity The LCR of the channel capacity is a measure of the expected ... in the spatialcorrelation in diversity branches of an MRC system increases the variance as well as the LCR of the channel capacity, while the ADF of the channel capacity decreases On the other ... a mapping of the random process g(t) to another random process C (t) Hence, the statistical properties of the instantaneous SNR g(t) can be used to find the statistical properties of the channel

Ngày tải lên: 20/06/2014, 22:20

... on the electronic structures of BNNTs Fig-ure 7a,b,c,d,e shows the PDOS of s and p orbitals of B68 and N35 atoms as well as the summation of these orbitals for the (8,0) BNNT At strain of 0, there ... electronic properties of (8,0) zigzag and (5,5) armchair BNNTs Although the stress-strain profiles indicate the mechanical properties of these two BNNTs are very similar, the variations of electronic properties ... when the strain continuously increases Figure 6 shows the Mulliken charges at different strains for the B63 and N61 atoms of the (8,0) BNNT and for the B68 and N35 atoms of the (5,5) BNNT These

Ngày tải lên: 21/06/2014, 05:20

... In the present study we investigate the splice pattern as well as the possible effects of mutating the alternative splice sites on the oncogenic properties of the B-lymphomagenic Akv murine leukemia ... showed that the introduc-tion of only three synonymous nucleotide mutaintroduc-tions in the capsid-coding gene of Moloney MLV (Mo-MLV) changed the oncogenic properties of this virus The muta-tions ... the oncogenic specificity of the Akv MLV, displayed by a change in the distribution of the diagnoses of the resulting tumors as well as by an induction of tumors of altered specificity such as

Ngày tải lên: 13/08/2014, 05:22

... ions) on the physical properties of ZnO nanostructures [19] The irradiation changes the amount of defects in ZnO nanorods resulting in changes in the optical properties of ZnO The effect of the ion ... comparison of the PL spectra of the ZnO NRs before and after the He+ ion irradiation is shown in Figure 2d It shows that the PL intensity of the near-band-edge decrease and the PL intensity of the deep ... The EL spectra reveal the same blue shift in the green emission as observed from the PL spectra The irradiation has a minor effect on the color-rendering properties of the LEDs It decreases the...

Ngày tải lên: 18/06/2014, 22:20

... of the metal, dependence on the metal thickness and the study of optical properties of metal coated microspheres), the optical properties of metamaterials made with stacked hole arrays and the ... decide the timestepping At any point in space, the updated value of the H-field in time is dependent on the stored value of the H-field and the numerical curl of the local distribution of the E-field ... involved, however there is still a lot of work to in order to fully understand the properties of these modes, and exploit them Precisely, throughout this thesis the reader will find a part of the efforts...

Ngày tải lên: 29/05/2014, 18:40