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Decisive experimental confirmation of the $U(1)$ quantum spin liquid phase in quantum spin ice remains an outstanding challenge. In this work, we propose stray-field magnetometry as a direct probe of the emergent photons -- the gapless…

Strongly Correlated Electrons · Physics 2025-12-18 Gautam K. Naik , Jonathan N. Hallén , Nishan C. Jayarama , Roderich Moessner , Chris R. Laumann

High-pressure diamond anvil cells have been widely used to create novel states of matter. Nevertheless, the lack of universal in-situ magnetic measurement techniques at megabar pressures makes it difficult to understand the underlying…

We study the conductance of an electron interferometer formed in a two dimensional electron gas between a nanostructured quantum contact and the charged tip of a scanning gate microscope. Measuring the conductance as a function of the tip…

Mesoscale and Nanoscale Physics · Physics 2013-05-02 Andrii Kleshchonok , Geneviève Fleury , Jean-Louis Pichard

We investigate a spin reorientation transition (SRT) in ultrathin magnetic films by Monte-Carlo simulations. We assume that the lateral size of the film is relatively small and it has a single-domain structure. To gain insights into the…

Materials Science · Physics 2013-07-25 Yousuke Norizuki , Munetaka Sasaki

We report a new technique for generating magnetic resonance with synchronous modulation of two-photon resonant light fields. Magnetic resonances in fluorescence from a sodium cell are measured to demonstrate suitability of this technique…

Atomic Physics · Physics 2020-07-29 Raghwinder Singh Grewal , Mauricio Pulido , Gour Pati , Renu Tripathi

Temperature-dependent magnetization measurements on a series of synthetic ferritin proteins containing from 100 to 3000 Fe(III) ions are used to determine the uncompensated moment of these antiferromagnetic particles. The results are…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 J. G. E. Harris , J. E. Grimaldi , D. D. Awschalom , A. Chiolero , D. Loss

Silicon Carbide is renowned for its exceptional thermal stability, making it a crucial material for high-temperature power devices in extreme environments. While optically detected magnetic resonance in SiC has been widely studied for…

Instrumentation and Detectors · Physics 2025-06-10 F. Sgrignuoli , I. Viti , Z. G. Yu , E. Allridge , P. Lenahan , S. Goswami , R. Ghandi , M. Aghayan , D. M. Shaddock

We have observed an electronic energy level crossing in a molecular nanomagnet (MNM) using muon-spin relaxation. This effect, not observed previously despite several muon studies of MNM systems, provides further evidence that the spin…

Strongly Correlated Electrons · Physics 2015-05-27 T. Lancaster , J. S. Moeller , S. J. Blundell , F. L. Pratt , P. J. Baker , T. Guidi , G. A. Timco , R. E. P. Winpenny

An important tool in the investigation of the early stages of neurodegenerative disease is the study of dissected living tissue from the brain of an animal model. Such investigations allow the physical structure of individual neurons and…

In strongly correlated electronic systems, such as manganites, the global transport behavior depends sensitively on the spin ordering, whose alteration often requires a large external magnetic field. Here we show that the spin ordering in…

Strongly Correlated Electrons · Physics 2014-07-01 T. Z. Ward , Z. Gai , X. Y. Xu , H. W. Guo , L. F. Yin , J. Shen

Hyperfine energy levels in trapped ions offer long-lived spin states. In addition, the motion of these charged particles couples strongly to external electric field perturbations. These characteristics make trapped ions attractive platforms…

Quantum Physics · Physics 2024-06-25 F. Bonus , C. Knapp , C. H. Valahu , M. Mironiuc , S. Weidt , W. K. Hensinger

Magnetic resonance of sodium fluorescence is studied with varying laser intensity, duty cycle, and field strength. A magnetometer based on sodium vapor cell filled with He buffer gas is demonstrated, which uses a single amplitude-modulated…

Optics · Physics 2018-02-14 Tingwei Fan , Lei Zhang , Xuezong Yang , Shuzhen Cui , Tianhua Zhou , Yan Feng

Electrical detection of magnetization dynamics in magnetic insulators underpins both fundamental studies of magnon transport and the development of low-loss magnonic devices. In heavy-metal/magnetic-insulator heterostructures, spin pumping…

Mesoscale and Nanoscale Physics · Physics 2026-04-20 Hanchen Wang , William Legrand , Shangyuan Wang , Davit Petrosyan , Hiroki Matsumoto , Richard Schlitz , Ka Shen , Pietro Gambardella

Slow magnetic relaxation and two level fluctuations measurements under high current injection is performed in single-contacted ferromagnetic nanostructures. The magnetic configurations of the samples are described by two metastable states…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 J. -E. Wegrowe

We demonstrate the structural imaging of magnetostatic spin-wave modes hosted in a millimeter-sized ferromagnetic sphere. Unlike for low-dimensional magnetic materials, there is no prior technique to image these modes in bulk magnetized…

Materials Science · Physics 2019-08-07 Arnaud Gloppe , Ryusuke Hisatomi , Yosuke Nakata , Yasunobu Nakamura , Koji Usami

Spin wave modes confined in a ferromagnetic film by the spatially inhomogeneous magnetic field generated by a scanned micromagnetic tip of a ferromagnetic resonance force microscope (FMRFM) enable microscopic imaging of the internal fields…

We demonstrate the use of the magnetic-field-dependence of highly spatially confined, GHz-frequency ferromagnetic resonances in a ferromagnetic nanostructure for the detection of adsorbed magnetic nanoparticles. This is achieved in a large…

Films of metal-insulator nanogranular composites M$_x$D$_{100-x}$ with different composition and percentage of metal and dielectric phases (M = Fe, Co, CoFeB; D = Al$_2$O$_3$, SiO$_2$, LiNbO$_3$; x $\approx$ 15-70 at.%) are investigated by…

Materials Science · Physics 2023-12-12 A. B. Drovosekov , N. M. Kreines , D. A. Ziganurov , A. V. Sitnikov , S. N. Nikolaev , V. V. Rylkov

We present a detailed study of the magnetic properties of low-temperature-molecular-beam-epitaxy grown Ge:Mn dilute magnetic semiconductor films. We find strong indications for a frozen state of Ge_{1-x}Mn_{x}, with freezing temperatures of…

Materials Science · Physics 2007-05-23 C. Jaeger , C. Bihler , T. Vallaitis , S. T. B. Goennenwein , M. Opel , R. Gross , M. S. Brandt

Antiferromagnetic materials are promising platforms for next-generation spintronics owing to their fast dynamics and high robustness against parasitic magnetic fields. However, nanoscale imaging of the magnetic order in such materials with…