U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Search Publications

NIST Authors in Bold

Displaying 1001 - 1025 of 3361

Fast, sensitive magnetic field sensors based on the Faraday effect in YIG

December 1, 1990
Author(s)
M. N. Deeter, Allen Rose, Gordon W. Day
… We characterize magnetic-field sensors based on the Faraday effect in … of yttrium iron garnet (YIG) yield noise equivalent magnetic fields of 10 nT/√Hz. Frequency response measurements … Fast, sensitive magnetic field sensors based on the Faraday effect in YIG …

Tuning a magnetic energy scale with pressure and field in UTe2

January 8, 2025
Author(s)
Hyunsoo Kim, I-Lin Liu, Wen-Chen Lin, Yun Eo, Sheng Ran, Nicholas Butch, Johnpierre Paglione
… phase space. Here, we report the tuning of a magnetic energy scale in the heavy-fermion superconductor … using applied hydrostatic pressures and a-axis-oriented magnetic fields as complementary (and opposing) tuning … the c-axis resistivity peak and provide a clear picture of magnetic energy scale evolution relevant to quantum …

Dependence of Exchange Coupling Interaction on Micromagnetic Constants in Hard/Soft Magnetic Bilayer Systems

September 1, 2007
Author(s)
Antonio Zambano, Hiroyuki Oguchi, Ichiro Takeuchi, Y W. Choi, J.S. Jiang, J P. Liu, S E. Lofland, Daniel Josell, Leonid A. Bendersky
… the dependence of exchange coupling behavior of hard/soft magnetic bilayer systems on various micromagnetic constants, … measured on five thin film libraries made of soft-magnetic/hard-magnetic bilayers. Hysteresis loops of … Interaction on Micromagnetic Constants in Hard/Soft Magnetic Bilayer Systems …

Magnetism and Peierls distortion in Dirac semimetal CaMnBi2

November 5, 2025
Author(s)
Aashish Sapkota, Niraj Aryal, Xiao Hu, Masaaki Matsuda, Yan Wu, Guangyong Xu, John Wilde, Andreas Kreyssig, Paul Canfield, Cedomir Petrovic, John Tranquada, Igor Zaliznyak
… unit-cell doubling along the c axis and minimal impact on magnetism. Analysis of superlattice peak intensities and … Magnetism and Peierls distortion in Dirac semimetal CaMnBi2 …

Topological Hall Effect Induced by Chiral Fluctuations in ErMn6Sn6

September 24, 2024
Author(s)
Kyle Fruhling, Alenna Streeter, Sougata Mardanya, Xiaoping Wang, Priya Baral, Oksana Zaharko, Igor Mazin, Sugata Chowdhury, William Ratcliff, Fazel Tafti
… Evidence of such a mechanism was found in the kagome magnet YMn6Sn6 where fluctuations arise from frustrated …

256-channel magnetic imaging system

January 15, 2008
Author(s)
Fabio C. Da Silva, Sean Halloran, Anthony B. Kos, David P. Pappas
… the images. The system was successfully used to image magnetic tapes for real-time forensic validation purposes and … 256-channel magnetic imaging system …

Use of Half Metallic Heusler Alloys in CoFeB/MgO/Heusler Alloy Tunnel Junctions

July 15, 2013
Author(s)
Andrew P. Chen, Gen G. Feng, Robert D. Shull
Heusler Alloys Co(sub2)FeSi and Co(sub2)MnSi were deposited on both single crystal MgO (100) and polycrystalline SiO(Sub2) silicon thermal oxide substrates and characterized by x-ray diffraction before and after thermal annealing at various temperatures

Strain-Induced Majority Carrier Inversion in Ferromagnetic Epitaxial LaCoO^d3-d Thin Films

March 4, 2020
Author(s)
Vipul Chaturvedi, Jeff Walter, Arpita Paul, Alexander Grutter, Brian Kirby, Jong Seok Jeong, Hua Zhou, Zhan Zhang, Biqiong Yu, Martin Greven, K. Andre Mkhoyan, Turan Birol, Chris Leighton
Tensile-strained LaCoO 3-δ thin films are ferromagnetic, in sharp contrast to the zero-spin bulk, although no clear consensus has emerged as to the origin of this phenomenon. While magnetism has been heavily studied, relatively little attention has been

Strain and Charge Contributions to the Magnetoelectric Coupling in Fe 3 O 4 /PMN-PT Artificial Multiferroic Heterostructures

December 30, 2022
Author(s)
Patrick Schoffmann, Anirban Sarkar, Mai H. Hamed, Tanvi Bhatnagar-Schoffmann, Sabine Putter, Brian Kirby, Alexander Grutter, Juri Barthel, Emmanuel Kentzinger, Annika Stellhorn, Andrei Gloskovskii, Martina Muller, Thomas Bruckel
The quest to realize new kinds of data storage devices has motivated recent studies in the field of magnetoelectric heterostructures. One of the most commonly investigated systems is Fe 3O 4/PMN-PT, however, the interplay between different coupling

Reconfigurable All-Nitride Magneto-Ionics

May 7, 2025
Author(s)
Zhijie Chen, Christopher Jensen, Chen Liu, Yijing Liu, Christy Kinane, Andrew Caruana, Alexander Grutter, Julie Borchers, Xixiang Zhang, Kai Liu
The rapid advancement of generative artificial intelligence has significantly increased the demand for both energy and data storage. Voltage control of magnetism has emerged as a potential solution to reduce energy consumption in nanoelectronics. Magneto

Magnetic Structure, Excitations and Short-Range order in Honeycomb Na 2 Ni 2 TeO 6

July 15, 2021
Author(s)
Nathan Episcopo, Po-Hao Chang, Thomas W. Heitmann, Kinley Wangmo, James M. Guthrie, Magdalena Fitta, Ryan Klein, Narayan Poudel, Krzysztof Gofryk, Rajendra R. Zope, Craig Brown, Harikrishnan S. Nair
… K, and further, it is found to be robust up to 8 T magnetic field and 1.2 GPa external pressure; and, without … Our analysis of neutron diffraction data shows that the magnetic structure of Na 2 Ni 2 TeO 6 is faithfully described … 0:44 0:28). Consequently, a zig-zag long-range ordered magnetic phase of Ni 2+ results in the compound, mixed with a …

Micromagnetics Simulation of Asymmetric Pseudo-Spin Valve Dots

January 1, 2002
Author(s)
N Dao, C A. Ross, F J. Castano, Michael J. Donahue, S L. Whittenburg
We present our recent simulation results for Ni79Fe21 (5 nm)/Cu (3 nm)/Co (4nm) pseudo-spin valves. These simulations have been conducted on several different aspect ratios of rectangular dots. Distinct switches of the two magnetic layers were observed. At

High Pressure Route to Magnetic Monopole Dimers in Spin Ice

September 20, 2011
Author(s)
H. D. Zhou, S.T. Bramwell, J. G. Cheng, C. R. Wiebe, G. Li, L. Balicas, J. A. Bloxsom, H. J. Silverstein, J. S. Zhou, J. B. Goodenough, Jason S. Gardner
… The gas of magnetic monopoles in spin ice is governed by one key … of this parameter could access hitherto undiscovered magnetic phenomena arising from monopole correlations, as … 2 Ti 2 O 7 . We demonstrate that Dy 2 Ge 2 O 7 is an ideal magnetic Coulomb gas, being almost perfectly described by the …

Topological Transitions Induced by Antiferromagnetism in a Thin-Film Topological Insulator

August 29, 2018
Author(s)
Qing Lin He, Gen Yin, Luyan Yu, Alexander Grutter, Lei Pan, Chui-Zhen Chen, Xiaoyu Che, Guoqiang Yu, Bin Zhang, Qiming Shao, Alexander L. Stern, Brian Casas, Jing Xia, Xiaodong Han, Brian Kirby, Roger K. Lake, K. T. Law, Kang L. Wang
Ferromagnetism in topological insulators (TIs) opens a topologically non-trivial exchange band gap, providing an exciting platform for manipulating the topological order through external magnetic field. Here, we experimentally show that the surface of an

Advanced Perpendicular Magnetic Tunnel Junctions for Computation in Random Access Memory

May 13, 2022
Author(s)
Daniel Gopman, Weigang Wang, William Taylor, Tony Low, Jian-Ping Wang
… Magnetic random access memory (MRAM) based on perpendicular magnetic tunnel junctions (pMTJs) is one of the core building … demonstrated. Based on interfacial- and bulk perpendicular magnetic anisotropy materials, we demonstrate two novel … Advanced Perpendicular Magnetic Tunnel Junctions for Computation in Random Access …
Displaying 1001 - 1025 of 3361
Was this page helpful?