[PDF] Top 20 Braz. J. Phys. vol.40 número1

... In order to reach these objectives, we obtained the total energy and angular momentum (matter plus gravitational field) of the closed universe of the Friedmann-Lemaˆıtre-Robertson-Walker[r] ... See full document

... [17] C.J. Rawn, M.W. Barsoum, T. El-raghy, A. Procipio, C.M. Hoffman, C.R. Hubbard, Mat. Res. Bull. 35, 1786 (2000) [18] P. Hohenberg, and W. Kohn: Phys. Rev. 136, B864 (1964). [19] W. Kohn, and L.J. Sham, ... See full document

... The s-wave elastic scattering cross-section σ e l ( πa 2 0 ) of positron by xenon atom below the positronuim Ps formation threshold is drawn in figure (1) and compared with the results o[r] ... See full document

... 1 mM NaCl. The irradiation of the Fricke solution causes radiolysis of water and as a secondary reaction, oxidize the ferrous ions to ferric ions, which in turn have a strong opti- cal absorption with peaks at ... See full document

... In Figures 1 and 2 we show contour plots of the electronic distribution in momentum space for a projectile velocity of 0. which corresponds to 10 keV/amu, an impact en- ergy where many e[r] ... See full document

... Because the antenna is placed inside the vacuum chamber, contamination of the samples, due to the material eroded from the antenna, might occur. Yamashita [5] has shown experi- mentally [r] ... See full document

... Solitonic picture of baryons in high energy physics and also Skyrme solitons in nuclear physics are examples of particle- like bahaviour of topological solitons [3, 4] Finding suitable m[r] ... See full document

... The above non-minimal coupling quantum tachyonic con- strained theory augmented by a spatially varying scalar field and gravitational constant provide a theoretical framework to study th[r] ... See full document

... deep phys- ical insight on the physical phenomena governing the pro- cesses that are fundamental to the development of modern- day technologies with industrial/economic relevance, a sat- isfactory construction of ... See full document

... In the model used, the magnitude of the dose rate on the outside hall of bioshield during normal ITER operation can not be considered low in accordance with the result found in the simul[r] ... See full document

... In this present work, we have considered a two-body correlated system with kinetic coupling term in Eq.(9) and successfully derived the time evolution equation of the Wigner function (se[r] ... See full document

... with 40 irradiation channels which provide large scale isotope irradiation; the central tube (CT) placed at the center of the reactor core which permits sample ... See full document

... As Bharat en- ergies produced internally within an excited atom cause non- thermal valence excitation resulting into UV emission from radioisotopes at room temperature, solar EUV may tak[r] ... See full document

... [3] Ennaoui, A, M. Bar, J. Klaer, T. Kropp, R. Sez-Araos M.C. Lux-Steiner, “New Chemical Route for the Deposition of ZnS Buffer Layers: Cd-free CuInS 2 -based thin film solar cells with efficiencies above 11%”. In ... See full document

... the target particle and W is the energy of the incident ion and θ is the angle between the incident beam and the target. By substituting eq. 2 in eq. 1, and using the experimental results, the rate of sputtering can be ... See full document

... 948 O 4 have been studied by considering the presence of dc magnetic bias field normal to the direction of propagation of electromagnetic waves It is observed that the radiation conducta[r] ... See full document

... Performing several fittings for different values of the upper limit of the analyzed temperature range ( T max ), we were able to follow in a systematic way the evolution of the fitting p[r] ... See full document

... Axial transit time is equal to quarter period of discharge current (2.4 µs for SBUPF1) at optimum condition.. By replacing the values in equation (1) we have.[r] ... See full document

... It has interesting and promising features concern- ing the description of quintessence/ vacuum energy as non- minimally coupled scalar field as well as the important role of the interact[r] ... See full document

... The measured hyperfine coupling constants of the methyl protons and the g value for this radical are in agreement with those of the radicals which are derived from leucine and va- line [[r] ... See full document