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Related papers: A view from inside iron-based superconductors

200 papers

Using muon spin rotation (\muSR) and infrared spectroscopy we investigated the recently discovered superconductor K0.73Fe1.67Se2 with Tc = 32 K. We show that the combined data can be consistently described in terms of a macroscopically…

We propose nanoscale magnetometry via isolated single-spin qubits as a probe of superconductivity in two-dimensional materials. We characterize the magnetic field noise at the qubit location, arising from current and spin fluctuations in…

Superparamagnetic iron oxide nanoparticles (SPIONs), due to their controllable sizes, relatively long in vivo half-life and limited agglomeration, are ideal for biomedical applications such as magnetic labeling, hyperthermia cancer…

Biological Physics · Physics 2017-04-28 Gustavo Cordova , Simon Attwood , Ravi Gaikwad , Frank Gu , Zoya Leonenko

The potential of muon colliders to address fundamental physics issues is explored, with emphasis on understanding the nature of electroweak symmetry breaking. The $s$-channel production of Higgs bosons, unique to a muon collider, along with…

High Energy Physics - Phenomenology · Physics 2009-10-31 V. Barger

SMC performed an investigation of the spin structure of the nucleon by measuring deep inelastic scattering of polarised muons off polarised protons and deuterons. A summary of the results for spin structure functions and sum rules is given.

High Energy Physics - Experiment · Physics 2009-10-31 Eva-Maria Kabuss

Quality assurance and condition assessment of concrete structures is an important topic world-wide due to the ageing infrastructure and increasing traffic demands. Common topics include, but are not limited to, localisation of rebar or…

THz and infrared spectroscopy is widely utilized to investigate the electrodynamic properties of the novel iron-based superconductors in the normal and superconducting states. Besides electronic excitations and correlations, electron-phonon…

Superconductivity · Physics 2012-11-06 Martin Dressel , Dan Wu , Neven Barisic , Boris Gorshunov

We report on the structural and magnetic properties of single and double atomic layers of Mn on a clean and unreconstructed Nb(110) substrate. Low-temperature scanning tunneling spectroscopy measurements reveal a proximity-induced…

Surface based geometries of microfabricated wires or patterned magnetic films can be used to magnetically trap and manipulate ultracold neutral atoms or Bose-Einstein condensates. We investigate the magnetic properties of such atom chips…

Atomic Physics · Physics 2009-11-13 M. Volk , S. Whitlock , B. V. Hall , A. I. Sidorov

The muon is playing a unique role in sub-atomic physics. Studies of muon decay both determine the overall strength and establish the chiral structure of weak interactions, as well as setting extraordinary limits on…

High Energy Physics - Experiment · Physics 2015-06-05 T. P. Gorringe , D. W. Hertzog

A Muon (Synchrotron) Ion Collider (MuSIC) can be the successor to the Electron-Ion Collider at Brookhaven National Laboratory, as well as the ideal demonstrator facility for a future multi-TeV Muon Collider. Besides its rich nuclear physics…

High Energy Physics - Phenomenology · Physics 2025-01-06 Hooman Davoudiasl , Hongkai Liu , Roman Marcarelli , Yotam Soreq , Sokratis Trifinopoulos

This review covers recent experimental progress in probing the electronic properties of graphene and how they are influenced by various substrates, by the presence of a magnetic field and by the proximity to a superconductor. The focus is…

Mesoscale and Nanoscale Physics · Physics 2012-04-23 Eva Y. Andrei , Guohong Li , Xu Du

We review recent experimental and theoretical work on superconductivity in ultrasmall metallic grains, i.e. grains sufficiently small that the conduction electron energy spectrum becomes discrete. The discrete excitation spectrum of an…

Mesoscale and Nanoscale Physics · Physics 2017-09-27 Jan von Delft

We report on muon spin relaxation measurements of the 4f^2-based heavy-fermion superconductor filled-skutterudite PrOs4Sb12. The results reveal the spontaneous appearance of static internal magnetic fields below the superconducting…

Superconductivity · Physics 2009-11-10 Y. Aoki , A. Tsuchiya , T. Kanayama , S. R. Saha , H. Sugawara , H. Sato , W. Higemoto , A. Koda , K. Ohishi , K. Nishiyama , R. Kadono

A muon-spin relaxation (muSR) investigation is presented for the molecular superconductor kappa-(BEDT-TTF)2Cu[N(CN)2Br]. Evidence is found for low-temperature phase-separation, with only a fraction of the sample showing a superconducting…

Superconductivity · Physics 2015-05-19 T. Lancaster , S. J. Blundell , F. L. Pratt , J. A. Schlueter

Muon spin rotation (muSR) experiments were performed on the intercalated graphite CaC6 in the normal and superconducting state down to 20 mK. In addition, AC magnetization measurements were carried out resulting in an anisotropic upper…

Superconductivity · Physics 2011-08-29 F. Murányi , M. Bendele , R. Khasanov , Z. Guguchia , A. Shengelaya , C. Baines , H. Keller

We report muon spin relaxation/rotation (uSR) measurements of single crystal Ba(Fe1-xCox)2As2 with x=0.038 and 0.047. Zero field (ZF)-uSR and Transverse field (TF)-iSR measurements of these underdoped samples find the presence of magnetism…

Superconductivity · Physics 2014-08-19 T. J. Williams , A. A. Aczel , S. L. Bud'ko , P. C. Canfield , J. P. Carlo , T. Goko , Y. J. Uemura , G. M. Luke

Since the discovery of high Tc iron-based superconductors in early 2008, more than 15,000 papers have been published as a result of intensive research. This paper describes the current status of iron-based superconductors (IBSC) covering…

Superconductivity · Physics 2015-06-11 Hideo Hosono , Kazuhiko Kuroki

The magnetic and superconducting properties of a series of underdoped $Ba_{1-x}Na_{x}Fe_{2}As_{2}$ (BNFA) single crystals with $0.19 \leq x\leq 0.34$ has been investigated with the complementary muon-spin-rotation ($\mu$SR) and infrared…

Nonlinear manipulation of nuclear and electron spins is the basis for all advanced methods in magnetic resonance including multidimensional nuclear magnetic and electron spin resonance spectroscopies, magnetic resonance imaging, and in…