DC and AC susceptibility study of sol–gel synthesized Bi2Sr2CaCu2O8+ δ superconductor

D Sharma, R Kumar, VPS Awana - Ceramics International, 2013 - Elsevier
We study DC susceptibility along with amplitude and frequency dependence of AC
susceptibility of sol–gel synthesized polycrystalline samples of Bi2Sr2CaCu2O8+ δ (Bi …

The influence of pelletization pressure on normal and superconducting properties of (Bi, Pb): 2223 bulk system

D Marconi, C Lung, AV Pop - Journal of alloys and compounds, 2013 - Elsevier
Bulk samples with nominal composition (Bi 1.6 Pb 0.4)(Sr 1.8 Ba 0, 2) Ca 2 Cu 3 O y were
obtained by the conventional solid-state reaction. Before the sintering process, the powder …

Investigation of microstructural, Vickers microhardness and superconducting properties of YBa2Cu3−xGdxO7−δ (0 ≤ x ≤ 0.150) superconducting ceramics via …

M Dogruer, G Yildirim, O Ozturk, A Varilci… - Journal of Materials …, 2013 - Springer
This study manifests the change of pinning mechanism, electrical, structural, physical,
mechanical and superconducting properties of YBa 2 Cu 3− x Gd x O 7− δ superconductors …

Investigations of Knight shifts and g factors for Y123 and Y124 superconductors

MQ Kuang, SY Wu, XF Hu, GL Li, ZH Zhang - Physica C: Superconductivity, 2013 - Elsevier
By adopting the uniform high order perturbation formulas of Knight shifts and g factors for 3d
9 ions in orthorhombically and tetragonally elongated octahedra, the experimental results of …

Enhanced $ J_ {c} $ in $\hbox {\rm YBa} _ {2}\hbox {\rm Cu} _ {3}\hbox {O} _ {7-\delta} $ Thin Films by Low-Level Cr Doping

H Jian, Z Hui, Z Yang, X Zhu… - IEEE transactions on …, 2013 - ieeexplore.ieee.org
YBa_2(Cu_1-\rmxCr_\rmx)_3O_7-δ (\rmx=0, 0.02%, 0.04%, 0.06%) thin films were prepared
by trifluoroacetate metal organic deposition on LaAlO_3 (001) single crystal substrates …

The Role of Weak Links and Zn-Doping on Magnetic Parameters of High-T c Superconductors

U Topal, EG Coker, F Alıkma, U Kolemen… - … of Superconductivity and …, 2014 - Springer
The second harmonic signal, which is generated by co-application of AC and DC fields to
polycrystalline type-II superconductors, were analyzed in terms of the weak links and the …

Ion size effect on chemical bonds of the RBa2Cu2. 9Zn0. 1Oy system

R Benredouane, C Boudaren - Powder Diffraction, 2018 - cambridge.org
Single-phase polycrystalline samples of RBa2Cu2. 9Zn0. 1Oy (R= Y, Nd, Gd, Er, and
Tm)(ZnR123) were synthesized using the standard solid-state reaction method. They were …

Structural, Transport, and Magnetic Properties of Bismuth Oxysulfide Superconductors

M Padmavathi, R Singh - Journal of Superconductivity and Novel …, 2015 - Springer
Superconducting bismuth oxy sulfide samples were synthesized with 5 and 10% of excess
Bi 2 O 3 over and above the required quantity as per stoichiometry composition of Bi 4 O 4 S …

Investigations on the g Factors for the Tetragonal and Orthorhombic Cu2+ Centers in YBa2Cu3O7–δ

XL Zhou, GJ Li, L Xue, FF Guo, XH Huang… - … of Superconductivity and …, 2020 - Springer
The local structures and the g factors of two Cu 2+ centers in YBa 2 Cu 3 O 7–δ are
theoretically studied by using the perturbation formulas of the g factors for a tetragonal and …

Raising flux pinning by Ni substitution in YBa2Cu3O7-δ

B Hadisichani, H Shakeripour, H Salamati - Iranian Journal of Physics …, 2019 - ijpr.iut.ac.ir
The high-Tc Y1-xNixBa2Cu3O7-δ samples doped by Ni for Y atom, with x= 0, 0.002, 0.004,
0.006 and 0.01 were synthesized by the standard solid-state reaction method. The XRD …