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Related papers: Freestanding GdBa2Cu3O7 Thin Films via Optimized B…

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beta-Ga2O3 is a wide bandgap semiconductor with electrical properties better than SiC and GaN which makes it promising for applications of next-generation power devices. However, the thermal conductivity of \b{eta}-Ga2O3 is more than one…

We have studied the effect of deposition rate and layer thickness on the properties of epitaxial MgB2 thin films grown by hybrid physical-chemical vapor deposition on 4H-SiC substrates. The MgB2 film deposition rate depends linearly on the…

Superconductivity · Physics 2009-11-10 A. V. Pogrebnyakov , J. M. Redwing , J. E. Jones , X. X. Xi , S. Y. Xu , Q. Li , V. Vaithyanathan , D. G. Schlom

Epitaxial bilayers of ferromagnetic La2/3Ca1/3MnO3 (LCMO) and superconducting YBa2Cu3O7-d (YBCO) have been grown on single-crystalline SrTiO3 (STO) substrates by pulsed laser deposition. The Manganese magnetization profile across the FM…

Superconductivity · Physics 2015-05-19 S. Brück , S. Treiber , S. Macke , P. Audehm , G. Christiani , S. Soltan , H. -U. Habermeier , E. Goering , J. Albrecht

Scanning superconducting quantum interference device measurements reveal large-scale modulations of the superfluid density and the critical temperature in superconducting Nb, NbN, and underdoped $YBa_{2}Cu_{3}O_{7-{\delta}}$ films deposited…

Superconductivity · Physics 2017-04-26 Shai Wissberg , Beena Kalisky

Despite widespread interest in the phase-change applications of vanadium dioxide (VO$_2$), the fabrication of high-quality VO$_2$ thin films with elevated transition temperatures (TIMT) and high Insulator-Metal-Transition resistance…

Materials Science · Physics 2024-01-01 Achintya Dutta , Ashok P , Amit Verma

The effect of thermal phase fluctuations (TPF's) on the ab-plane penetration depth, lambda(T), of thin YBa2Cu3O(7-delta) (YBCO) films is found to be much smaller than expected from the paradigm of cuprates as weakly-coupled 2D…

Superconductivity · Physics 2007-05-23 Yuri Zuev , John A. Skinta , Mun-Seog Kim , Thomas R. Lemberger , E. Wertz , K. Wu , Q. Li

We report properties of topological insulator - ferromagnet - superconductor trilayers comprised of thin films of 20 nm thick $\rm Bi_2Se_3$ on 10 nm $\rm SrRuO_3$ on 30 nm $\rm YBa_2Cu_3O_x$. As deposited trilayers are underdoped and have…

Superconductivity · Physics 2018-06-01 Gad Koren

Recently there is a great excitation about enhancement of the superconducting transition temperature in bilayer LaSrCuO materials. Responsible for this phenomenon is probably the interface superconductivity, predicted by Ginzburg in 1964.…

Superconductivity · Physics 2009-09-10 S. S. Tinchev

Multiferroic BiFeO3 (BFO) / La0.7Sr0.3MnO3 heterostructured thin films were grown by pulsed laser deposition on polished spark plasma sintered LaAlO3 (LAO) polycrystalline substrates. Both polycrystalline LAO substrates and BFO films were…

Materials Science · Physics 2014-03-03 D. Pravarthana , M. Trassin , Jiun Haw Chu , M. Lacotte , A. David , R. Ramesh , P. A. Salvador , W. Prellier

We have grown NdBa2Cu3O7-d films under silver atomic flux by molecular beam epitaxy, which show a drastic improvement in microstructure and also crystallinity leading to 30 % enhancement in critical current density. The most remarkable…

Superconductivity · Physics 2009-11-11 J. Kurian , H. Sato , T. Makimoto , M. Naito

We report a comparative study of the properties of very thin films of La0.67Ca0.33MnO3 grown epitaxially under strain on flat SrTiO3 (STO) and on 1 deg miscut STO. For the films on flat STO the transport properties show well-known behavior,…

Materials Science · Physics 2012-06-06 C. Beekman , J. Aarts

Superconducting thin films have been prepared on Si-substrates, using pulsed laser deposition from a target composed of a mixture of Mg and MgB2 powders. The films were deposited at room temperature and post-annealed at 600 degrees C. The…

Nb3Sn and V3Si thin films are promising candidates as thin films for the next generation of superconducting radio-frequency (SRF) cavities. However, sputtered films often suffer from stoichiometry and strain issues during deposition and…

Materials Science · Physics 2023-01-03 Katrina Howard , Zeming Sun , Matthias U. Liepe

We report the growth of high-quality c-axis-oriented epitaxial MgB2 thin films by using a pulsed laser deposition technique. The thin films grown on (1`1 0 2) Al2O3 substrates show a Tc of 39 K. The critical current density in zero field is…

Superconductivity · Physics 2009-11-07 W. N. Kang , Hyeong-Jin Kim , Eun-Mi Choi , C. U. Jung , Sung-Ik Lee

In DC and AC practical applications of MgB2 superconducting wires an important role is represented by the material sheath which has to provide, among other things, a suitable electrical and thermal stabilization. A way to obtain a large…

Superconductivity · Physics 2008-07-22 A Malagoli , M Tropeano , V Cubeda , C Bernini , V Braccini , C Fanciulli , G Romano , M Putti , C Ferdeghini

Thin films of superconducting V$_3$Si were prepared by means of RF sputtering from a compound V$_3$Si target at room temperature onto sapphire and oxide-coated silicon wafers, followed by rapid thermal processing under secondary vacuum. The…

We report a method to obtain insights into lower thermal conductivity of \beta-Ga2O3 thin films grown by molecular beam epitaxy (MBE) on c-plane sapphire and 4H-SiC substrates. We compare experimental values against the numerical…

The superconducting transition temperature ($T_{\mathrm{c}}$) of trilayer or quadruple-layer cuprates typically surpasses that of single-layer or bilayer systems. This observation is often interpreted within the ``composite picture", where…

Thin films of Fe(1+delta)Se(1-x)Te(x) (delta ~ 0.18 & x ~ 0.5) have been successfully grown on (100) oriented single crystalline SrTiO3 and LaAlO3 substrates by pulsed laser deposition. The crystal structure was characterized by x-ray…

The recent achievement of superconductivity in La$_3$Ni$_2$O$_{7-\delta}$ with transition temperatures exceeding 40 K in thin films under compressive strain and 80 K in bulk crystals under high pressure opens new avenues for research on…

Superconductivity · Physics 2026-03-30 Lifen Xiang , Siyi Lei , Xiaolin Ren , Ziao Han , Zijian Xu , X. J. Zhou , Zhihai Zhu
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