[图书][B] Superconductors

AV Narlikar - 2014 - books.google.com
Superconductors is neither about basic aspects of superconductivity nor about its
applications, but its mainstay is superconducting materials. Unusual and unconventional …

Magnetic phase transitions in SmCoAsO

VPS Awana, I Nowik, A Pal, K Yamaura… - Physical Review B …, 2010 - APS
Magnetization, x-ray diffraction, and specific-heat measurements reveal that SmCoAsO
undergoes three magnetic phase transitions. A ferromagnetic transition attributed to the Co …

Novel Iron-Based Superconductor Ca0.5Sm0.5FeAsF

KS Pervakov, LF Kulikova, AY Tsvetkov… - Bulletin of the Lebedev …, 2022 - Springer
Polycrystalline samples of a novel iron-based 1111-type superconductor Ca0. 5Sm0.
5FeAsF are synthesized in an argon atmosphere at a pressure of 50 kbar. This …

Physical property characterization of single step synthesized NdFeAsO0.80F0.20 bulk 50 K superconductor

VPS Awana, RS Meena, A Pal, A Vajpayee… - The European Physical …, 2011 - Springer
We report an easy single step synthesis route of title compound NdFeAsO 0.80 F 0.20
superconductor having bulk superconductivity below 50 K. The title compound is …

NMR study of the coupling between and itinerant electrons in the pnictide superconductors

G Prando, P Carretta, A Rigamonti, S Sanna… - Physical Review B …, 2010 - APS
F 19 NMR measurements in SmFeAsO 1− x F x, for 0.15≤ x≤ 0.2, are presented. The
nuclear spin-lattice relaxation rate 1/T 1 increases upon cooling with a trend analogous to …

Superconductivity at 14 K in SmFe0.9Co0.1AsO

VPS Awana, A Vajpayee, A Pal, M Mudgel… - … of superconductivity and …, 2009 - Springer
We report superconductivity in the SmFe 0.9 Co 0.1 AsO system being prepared by most
easy and versatile single-step solid-state reaction route. The parent compound SmFeAsO is …

Superconductivity in SmFe1− xCoxAsO (x= 0.0–0.30)

VPS Awana, A Pal, A Vajpayee, RS Meena… - Journal of Applied …, 2010 - pubs.aip.org
We report synthesis, structural details, and magnetization of SmFe 1− x Co x AsO with x
ranging from 0.0 to 0.30. It is found that Co substitutes fully at Fe site in SmFeAsO in an …

High field (14 T) magneto transport of Sm/PrFeAsO

RS Meena, SK Singh, A Pal, A Kumar, R Jha… - Journal of Applied …, 2012 - pubs.aip.org
We report high field magneto transport of Sm/PrFeAsO. Below spin density wave transition
(T SDW), the magneto-resistance (MR) of Sm/PrFeAsO is positive and increasing with …

Single-Step Synthesis of Sr4V2O6Fe2As2: The Blocking Layer Based Potential Future Superconductor

A Pal, A Vajpayee, RS Meena, H Kishan… - … of superconductivity and …, 2009 - Springer
We report synthesis, structural details and transport measurements on Sr 4 V 2 O 6 Fe 2 As
2. Namely, the stoichiometric amounts of V 2 O 5+ 1/2× SrO 2+ 7/2× Sr+ 2× FeAs are …

Interplay of Sm4f and Co3d spins in SmCoAsO

VPS Awana, A Pal, B Gahtori, H Kishan - Journal of magnetism and …, 2011 - Elsevier
We present detailed magnetization and magneto-transport studies on the title compound
SmCoAsO. In a recent paper we reported (Awana et al., 2010 [1]) the complex magnetism of …