نتایج جستجو برای: penetration depth superconductivity

تعداد نتایج: 203516  

Journal: :journal of skin and stem cell 0
abbas majdabadi department of gaseous lasers, atomic energy organization of iran, tehran, iran mohammed abazari faculty of energy engineering and physics, amirkabir university of technology, tehran, iran; faculty of energy engineering and physics, amirkabir university of technology, p.o. box: 15875-4413, tehran, iran. tel: +98-9377326811, fax: +98- 6641 4113

results the simulation results showed that the penetration depth and temperature rise of 980 nm wavelengths were different from those of 1064 nm wavelength. it appeared that 1064 nm wavelength penetrated to deeper layers of tissue compared with 980 nm. moreover, temperature rise during 1064 nm irradiation led to temperature increase in allowable ranges. the findings proved the reason why 1064 n...

2017
Fabian von Rohr Andreas Schilling Reinhard Nesper Chris Baines Markus Bendele

We have investigated the low-temperature physical properties of BaTi2Sb2O and Ba1−xNaxTi2Sb2O (x=0.05, 0.1, 0.15, 0.2, 0.25, 0.3) by means of muon spin rotation (�SR) and SQUID magnetometry. Our measurements reveal the absence of magnetic ordering below TDW=58 K in the parent compound. Therefore the phase transition at this temperature observed by magnetometry is most likely due to the formatio...

1998
T. Schneider

Considerable progress has been made over the last decade in understanding the phenomenological properties of the cuprate high-Tc superconductors and in producing well characterized high quality materials. Nevertheless, the pairing mechanism itself remains controversial. We establish a criterion to test theories for layered superconductors relying on a substantial interlayer contribution. The cr...

One of the most valid and efficient models of long rod projectile penetration in homogeneous targets is Tate and Alekseevskii’s (A&t) model. Based on Tate’s model, the present research tries to calculate the optimum speeds to achieve the maximum penetration depth in the homogeneous targets. The proposed collision speed-penetration depth diagrams are developed using Tate’s model. In this way, va...

Journal: :Physical Review B 2022

${\mathrm{CaSb}}_{2}$ is a topological nodal-line semimetal that becomes superconducting below 1.6 K, providing an ideal platform to investigate the interplay between topologically nontrivial electronic bands and superconductivity. In this work, we investigated order parameter of by measuring its magnetic penetration depth change $\mathrm{\ensuremath{\Delta}}\ensuremath{\lambda}(T)$ down 0.07 u...

Journal: :journal of solid mechanics 0
a.r nezamabadi department of mechanical engineering, islamic azad university, arak branch, arak, iran

one of the most valid and efficient models of long rod projectile penetration in homogeneous targets is tate and alekseevskii’s (a&t;) model. based on tate’s model, the present research tries to calculate the optimum speeds to achieve the maximum penetration depth in the homogeneous targets. the proposed collision speed-penetration depth diagrams are developed using tate’s model. in this way, v...

Journal: :Physical review 2021

We have studied the superconducting gap structure of LaPt$_2$Si$_2$ by measuring temperature dependence London penetration depth shift $\Delta\lambda(T)$ and point contact spectroscopy single crystals. shows an exponential at low temperatures, derived normalized superfluid density $\rho_{s}(T)$ can be well described a single-gap s-wave model. The point-contact conductance spectra also fitted Bl...

2004
Bruno Heidelberger Matthias Teschner Richard Keiser Matthias Müller Markus H. Gross

Penalty approaches can be used to efficiently resolve collisions of dynamically simulated rigid and deformable objects. These approaches compute penalty forces based on the penetration depth of intersecting objects and there exist many algorithms for estimating the exact penetration depth. However, in discrete-time simulations, this information can cause non-plausible collision responses in cas...

2017
Takuya Yamashita Takaaki Takenaka Yoshifumi Tokiwa Joseph A Wilcox Yuta Mizukami Daiki Terazawa Yuichi Kasahara Shunichiro Kittaka Toshiro Sakakibara Marcin Konczykowski Silvia Seiro Hirale S Jeevan Christoph Geibel Carsten Putzke Takafumi Onishi Hiroaki Ikeda Antony Carrington Takasada Shibauchi Yuji Matsuda

In exotic superconductors, including high-Tc copper oxides, the interactions mediating electron Cooper pairing are widely considered to have a magnetic rather than a conventional electron-phonon origin. Interest in this exotic pairing was initiated by the 1979 discovery of heavy-fermion superconductivity in CeCu2Si2, which exhibits strong antiferromagnetic fluctuations. A hallmark of unconventi...

2005
D. M. Sedrakian

– A phenomenological theory is suggested to explain the experimentally discovered “paramagnetic peculiarity” and the unconventional change of the energetic state of a layers of high Tc of Y-Ba-Cu-O in the vicinity of the phase transition. The physical conditions are found under which these peculiarities are revealed. It is shown that the suggested theory qualitatively describes the experimental...

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