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Related papers: Gadolinium Iron Garnet as a Solid State Material f…

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Theoretical studies are presented how the electric dipole moment (EDM) of the electron in H-like ions in electrostatic storage rings can sensitively be determined. With the proposed experiments a new constraint of about $10^{-29}$ e cm for…

The magnetic behaviour of gadolinium gallium garnet in an external magnetic field at zero temperature is considered. For high fields a classical spin model of the gadolinium ions predicts a spin configuration that is periodic at the level…

Mesoscale and Nanoscale Physics · Physics 2021-09-14 M. Ancliff , V. Sachnev , N. d'Ambrumenil

Trapped ultracold neutrons (UCN) have for many years been the mainstay of experiments to search for the electric dipole moment (EDM) of the neutron, a critical parameter in constraining scenarios of new physics beyond the Standard Model.…

Atomic Physics · Physics 2014-01-15 P. G. Harris , J. M. Pendlebury , N. E. Devenish

We recently set a new limit on the electric dipole moment of the electron (eEDM) (J. Baron et al., ACME collaboration, Science 343 (2014), 269-272), which represented an order-of-magnitude improvement on the previous limit and placed more…

A cryogenic apparatus is described that enables a new experiment, nEDM@SNS, with a major improvement in sensitivity compared to the existing limit in the search for a neutron Electric Dipole Moment (EDM). It uses superfluid $^4$He to…

We describe the first precision measurement of the electron's electric dipole moment (eEDM, $d_e$) using trapped molecular ions, demonstrating the application of spin interrogation times over 700 ms to achieve high sensitivity and stringent…

The cryogenic approach to the search for the neutron electric dipole moment--performing the experiment in superfluid liquid helium--holds promise for a substantial increase in sensitivity, potentially enabling a sensitivity level of…

We report an experimental search for an exotic spin-spin-velocity-dependent interaction between polarized electrons of Rb atoms and polarized electrons of a solid-state mass, violating both the time-reversal and parity symmetries. This…

Nuclear Experiment · Physics 2020-10-02 P. -H. Chu , Y. J. Kim , S. Newman , I. Savukov , J. C. Long

We report on the results of a search for the electron electric dipole moment $d_e$ using paramagnetic ferroelectric Eu$_{0.5}$Ba$_{0.5}$TiO$_3$. The electric polarization creates an effective electric field that makes it energetically…

Atomic Physics · Physics 2012-11-28 S. Eckel , A. O. Sushkov , S. K. Lamoreaux

We obtained the spin-wave spectrum based on a first-principles method of exchange constants, calculated the phonon spectrum by the first-principles phonon calculation method, and extracted the broadening of the magnon spectrum, $\Delta…

Materials Science · Physics 2020-05-06 Lian-Wei Wang Li-Shan Xie Peng-Xiang Xu Ke Xia

The electric dipole moment (EDM) is an excellent probe of new physics beyond the standard model of particle physics. The EDM of light nuclei is particularly interesting due to the high sensitivity to the hadron level CP violation. In this…

Nuclear Theory · Physics 2020-01-08 Nodoka Yamanaka

The Proton EDM Experiment (pEDM) is the first direct search for the proton electric dipole moment (EDM) with the aim of being the first experiment to probe the Standard Model (SM) prediction of any particle EDM. Phase-I of pEDM will achieve…

High Energy Physics - Experiment · Physics 2025-04-24 Jim Alexander , Vassilis Anastassopoulos , Grigor Atoian , Rick Baartman , Stefan Baeßler , Franco Bedeschi , John Benante , Martin Berz , Michael Blaskiewicz , Themis Bowcock , Kevin Brown , Dmitry Budker , Sergey Burdin , Brendan C. Casey , Gianluigi Casse , Giovanni Cantatore , Timothy Chupp , Hooman Davoudiasl , Dmitri Denisov , Bhawin Dhital , Milind V. Diwan , Renee Fatemi , George Fanourakis , Wolfram Fischer , Peter Graham , Frederick Gray , Antonios Gardikiotis , Claudio Gatti , James Gooding , Boxing Gou , Selcuk Haciomeroglu , Georg H. Hoffstaetter , Haixin Huang , Marco Incagli , Hoyong Jeong , David Kaplan , Marin Karuza , David Kawall , Alexander Keshavarzi , On Kim , Younggeun Kim , Ivan Koop , Valeri Lebedev , Jonathan Lee , Soohyung Lee , Alberto Lusiani , William J. Marciano , Marios Maroudas , Andrei Matlashov , Francois Meot , James P. Miller , William M. Morse , James Mott , Zhanibek Omarov , Cenap Ozben , Giovanni Maria Piacentino , Matthew Poelker , Dinko Pocanic , Boris Podobedov , Joe Price , Xin Qian , Surjeet Rajendran , Deepak Raparia , Sergio Rescia , B. Lee Roberts , Yannis K. Semertzidis , Alexander Silenko , Amarjit Soni , Edward Stephenson , Riad Suleiman , Michael Syphers , Pia Thoerngren , Volodya Tishchenko , Nicholaos Tsoupas , Spyros Tzamarias , Alessandro Variola , Graziano Venanzoni , Eva Vilella , Joost Vossebeld , Peter Winter , Bogdan Wojtsekhowski , Eunil Won , Konstantin Zioutas

Single-crystalline yttrium iron garnet (YIG) thin films (< 100 nm) form the backbone of magnonics, owing to the record-low losses affecting their magnetization dynamics. However, thin epitaxial YIG has mostly been investigated under ambient…

For longitudinal spin Seebeck effect (LSSE) devices, a multilayer structure comprising ferromagnetic and nonmagnetic layers is expected to improve their thermoelectric power. In this study, we developed the fabrication method for…

Electric dipole moment (EDM) measurements using paramagnetic molecules have significantly advanced over the last decade. Traditionally, these experiments have been analyzed in terms of the electron EDM. However, paramagnetic molecules are…

High Energy Physics - Phenomenology · Physics 2026-05-20 Wouter Dekens , Jordy de Vries , Lemonia Gialidi , Javier Menéndez , Heleen Mulder , Beatriz Romeo

A new search for a permanent electric dipole moment (EDM) of the neutron is underway using ultracold neutrons produced and held in a bath of superfluid helium. Attaining the target sensitivity requires maintaining an electric field of…

Instrumentation and Detectors · Physics 2007-05-23 J. C. Long , P. D. Barnes , J. G. Boissevain , D. J. Clark , M. D. Cooper , J. J. Gomez , S. K. Lamoreaux , R. E. Mischke , S. I. Penttila

Gd3Ga5O12, (GGG), has an extraordinary magnetic phase diagram, where no long range order is found down to 25 mK despite \Theta_CW \approx 2 K. However, long range order is induced by an applied field of around 1 T. Motivated by recent…

Strongly Correlated Electrons · Physics 2009-11-13 O. A. Petrenko , G. Balakrishnan , D. McK Paul , M. Yethiraj , G. J. McIntyre , A. S. Wills

Low energy consumption enabled by charge-free information transport, which is free from ohmic heating, and the ability to process phase-encoded data by nanometer-sized interference devices at GHz and THz frequencies are just a few benefits…

Li$_{7-4x}$Ge$_x$La$_3$Zr$_2$O$_{12}$ has been synthesized using the conventional solid-state reaction method by substituting Germanium (Ge) at the Li site, which increases the Li-ion vacancies and leads to an increase in conductivity with…

Materials Science · Physics 2023-08-15 Muktai Aote , A. V. Deshpande

We investigate the merits of a measurement of the permanent electric dipole moment of the electron ($e$EDM) with barium monofluoride molecules, thereby searching for phenomena of CP violation beyond those incorporated in the Standard Model…