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2019-11-26 | Free-standing and positionable microwave antenna device for magneto-optical spectroscopy experiments | Modern spectroscopic techniques for the investigation of magnetization
dynamics in micro- and nano- structures or thin films use typically microwave
antennas which are directly fabricated on top of the sample by means of
electron-beam-lithography (EBL). Following this approach, every magnetic
structure on the sample ne... | 1911.11517v1 |
2020-02-02 | A millimeter-wave Bell Test using a ferrite parametric amplifier and a homodyne interferometer | A combined ferrite parametric amplifier and millimeter-wave homodyne
interferometer are proposed as an ambient temperature Bell Test. It is shown
that the non-linear magnetic susceptibility of the yttrium iron garnet (YIG)
ferrite, on account of its narrow line-width Larmor precessional resonance,
make it an ideal mate... | 2002.00439v3 |
2020-08-21 | Macroscopic, layered onion shell like magnetic domain structure generated in YIG film using ultrashort, megagauss magnetic pulses | Study of the formation and evolution of large scale, ordered structures is an
enduring theme in science. The generation, evolution and control of large sized
magnetic domains are intriguing and challenging tasks, given the complex nature
of competing interactions present in any magnetic system. Here, we demonstrate
lar... | 2008.09473v1 |
2020-08-29 | Exploring a quantum-information-relevant magnonic material: Ultralow damping at low temperature in the organic ferrimagnet V[TCNE]x | Quantum information science and engineering requires novel low-loss magnetic
materials for magnon-based quantum-coherent operations. The search for low-loss
magnetic materials, traditionally driven by applications in microwave
electronics near room-temperature, has gained additional constraints from the
need to operate... | 2008.13061v3 |
2021-01-25 | Long-range spin-wave propagation in transversely magnetized nano-scaled conduits | Magnonics attracts increasing attention in the view of novel low-energy
computation technologies based on spin waves. Recently, spin-wave propagation
in longitudinally magnetized nano-scaled spin-wave conduits was demonstrated,
proving the fundamental feasibility of magnonics at the sub-100 nm scale.
Transversely magne... | 2101.10192v1 |
2021-05-02 | Steady state entanglement of distant nitrogen-vacancy centers in a coherent thermal magnon bath | We investigate steady-state entanglement (SSE) between two nitrogen-vacancy
(NV) centers in distant nanodiamonds on an ultrathin Yttrium Iron Garnet (YIG)
strip. We determine the dephasing and dissipative interactions of the qubits
with the quanta of spin waves (magnon bath) in the YIG depending on the qubit
positions ... | 2105.00519v2 |
2021-09-09 | A low-power integrated magneto-optic modulator on silicon for cryogenic applications | A fundamental challenge of the quantum revolution is to efficiently interface
the quantum computing systems operating at cryogenic temperatures with room
temperature electronics and media for high data-rate communication. Current
approaches to control and readout of such cryogenic computing systems use
electrical cable... | 2109.04538v1 |
2022-10-15 | Non-local magnon transconductance in extended magnetic insulating films.\\Part II: two-fluid behavior | This review presents a comprehensive study of the spatial dispersion of
propagating magnons electrically emitted in extended yttrium-iron garnet (YIG)
films by the spin transfer effects across a YIG$\vert$Pt interface. Our goal is
to provide a generic framework to describe the magnon transconductance inside
magnetic fi... | 2210.08283v2 |
2023-06-28 | Degenerate and non-degenerate parametric excitation in YIG nanostructures | We study experimentally the processes of parametric excitation in microscopic
magnetically saturated disks of nanometer-thick Yttrium Iron Garnet. We show
that, depending on the relative orientation between the parametric pumping
field and the static magnetization, excitation of either degenerate or
non-degenerate magn... | 2306.16094v1 |
2023-08-18 | Magnon Diffusion Length and Longitudinal Spin Seebeck Effect in Vanadium Tetracyanoethylene (V[TCNE]$_x$, $x \sim 2$) | Spintronic, spin caloritronic, and magnonic phenomena arise from complex
interactions between charge, spin, and structural degrees of freedom that are
challenging to model and even more difficult to predict. This situation is
compounded by the relative scarcity of magnetically-ordered materials with
relevant functional... | 2308.09752v1 |
2023-02-07 | Sputtered terbium iron garnet films with perpendicular magnetic anisotropy for spintronic applications | We report the structural, magnetic, and interfacial spin transport properties
of epitaxial terbium iron garnet (TbIG) ultrathin films deposited by magnetron
sputtering. High crystallinity was achieved by growing the films on gadolinium
gallium garnet (GGG) substrates either at high temperature, or at room
temperature f... | 2302.03758v1 |
2008-08-03 | Superconductivity in Yttrium Iron Oxyarsenide System | Iron-based oxypnictides substituted with yttrium have been prepared via a
conventional solid state reaction. The product after first 50 hours of reaction
showed diamagnetic-like transition at around 10 K but was not superconducting,
while additional 72 hours of high temperature heat treatment was required to
yield supe... | 0808.0288v2 |
2008-10-05 | Electric Field Driven Magnetic Domain Wall Motion in Iron Garnet Film | The dynamic observation of domain wall motion induced by electric field in
magnetoelectric iron garnet film is reported. Measurements in 800 kV/cm
electric field pulses gave the domain wall velocity ~45 m/s. Similar velocity
was achieved in magnetic field pulse about 50 Oe. Reversible and irreversible
micromagnetic str... | 0810.0850v1 |
2015-05-27 | Excitation of magnetic precession in bismuth iron garnet via a polarization-independent impulsive photomagnetic effect | A polarization-independent, nonthermal optical effect on the magnetization in
bismuth iron garnet is found, in addition to the circular
polarization-dependent inverse Faraday effect and the linear
polarization-dependent photoinduced magnetic anisotropy. Its impulsive
character is demonstrated by the field dependence of... | 1505.07447v1 |
2023-07-04 | Phonon-induced magnetization dynamics in Co-doped iron garnets | The developing field of strain-induced magnetization dynamics offers a
promising path toward efficiently controlling spins and phase transitions.
Understanding the underlying mechanisms is crucial in finding the optimal
parameters supporting the phononic switching of magnetization. Here, we present
an experimental and ... | 2307.01907v1 |
2022-06-30 | Origin and dynamics of umbrella states in rare-earth iron garnets | Rare-earth iron garnets $R_{3}$Fe$_{5}$O$_{12}$ are fascinating insulators
with very diverse magnetic phases. Their strong potential in spintronic devices
has encouraged a renewal of interest in the study of their low temperature spin
structures and spin wave dynamics. A striking feature of rare-earth garnets
with $R$-... | 2207.00017v2 |
2021-04-11 | Ultrafast Measurements of the Interfacial Spin Seebeck Effect in Au and Rare-Earth Iron Garnet Bilayers | We investigate picosecond spin-currents across Au/iron-garnet interfaces in
response to ultrafast laser heating of the electrons in the Au film. In the
picoseconds after optical heating, interfacial spin currents occur due to an
interfacial temperature difference between electrons in the metal and magnons
in the insula... | 2104.05075v2 |
2018-12-31 | Systematic Control of Strain-Induced Perpendicular Magnetic Anisotropy in Epitaxial Europium and Terbium Iron Garnets Thin Films | We show tunable strain-induced perpendicular magnetic anisotropy (PMA) over a
wide range of thicknesses in epitaxial ferrimagnetic insulator Eu3Fe5O12 (EuIG)
and Tb3Fe5O12 (TbIG) thin films grown by pulsed-laser deposition on Gd3Ga5O12
with (001) and (111) orientations, respectively. The PMA field is determined by
meas... | 1812.11688v1 |
2019-02-16 | Faraday-Rotation in Iron Garnet Films Beyond Elemental Substitutions | In previous decades significant efforts have been devoted to increasing the
magneto-optical efficiency of iron garnet materials for the miniaturization of
nonreciprocal devices such as isolators and circulators. Elemental
substitutions or proper nano-structuring to benefit from optical resonances
have been pursued. How... | 1902.06112v1 |
2024-04-05 | Nanometer thick magneto-optical iron garnet films | Here we demonstrate nanometer thick iron garnet films suitable for the
magneto-optical applica-tions. Bismuth-substituted iron garnet films of
compositions Bi{_1}Y{_2}Fe{_5}O{_{12}} and Bi{_1}Tm{_2}Fe{_5}O{_{12}} deposited
on gadolinium gallium garnet substrate are fabricated and characterized. Their
thicknesses range ... | 2404.04206v1 |
2004-10-14 | YAG:Nd crystals as possible detector to search for double beta and alpha decay of neodymium | Energy resolution, alpha/beta ratio, pulse-shape discrimination for gamma
rays and alpha particles, radioactive contamination were studied with neodymium
doped yttrium-aluminum garnet (YAG:Nd). Applicability of YAG:Nd scintillators
to search for double beta decay and alpha activity of natural neodymium
isotopes are dis... | 0410021v1 |
2008-04-16 | On the solubility of Nd3+ in Y3Al5O12 | Neodymium doped yttrium aluminum garnet powders (Nd:YAG or
(Y{1-x}Nd{x})3Al5O12, x=0.15, 0.25, or 0.30, respectively) were prepared by a
sol-gel technique. By DTA measurements up to 2000 deg C eutectic and liquidus
temperatures could be determined. Exothermal peaks in the second and subsequent
DTA heating runs indicate... | 0804.2545v1 |
2009-11-17 | Light storage protocols in Tm:YAG | We present two quantum memory protocols for solids: A stopped light approach
based on spectral hole burning and the storage in an atomic frequency comb.
These procedures are well adapted to the rare-earth ion doped crystals. We
carefully clarify the critical steps of both. On one side, we show that the
slowing-down due... | 0911.3328v1 |
2017-10-04 | Super-resolution microscopy of single rare-earth emitters | We demonstrate super-resolution imaging of single rare-earth emitting
centers, namely, trivalent cerium, in yttrium aluminum garnet (YAG) crystals by
means of stimulated emission depletion (STED) microscopy. The achieved
all-optical resolution is $\approx$ 80nm. Similar results were obtained on H3
color centers in diam... | 1710.01680v1 |
2022-10-10 | Quadratic Zeeman Spectral Diffusion of Thulium Ion Population in a Yttrium Gallium Garnet Crystal | The creation of well understood structures using spectral hole burning is an
important task in the use of technologies based on rare earth ion doped
crystals. We apply a series of different techniques to model and improve the
frequency dependent population change in the atomic level structure of Thulium
Yttrium Gallium... | 2210.05005v1 |
2023-01-12 | Energetics of point defects in yttrium aluminum garnet doped with Mg and Si | An influence of Mg and Si dopants on the formation energies and the
concentration of point defects in yttrium aluminum garnet (YAG) is studied
using the density functional approach. The formation energies of Mg and Si
substitutional and interstitial defects, native point defects and defect
complexes versus the oxygen c... | 2301.05170v2 |
2007-01-17 | Gadolinium Iron Garnet as a Solid State Material for an Electron Electric Dipole Moment Search | The possibility of a solid state electron electric dipole moment (EDM)
experiment based on Gadolinium Iron Garnet (GdIG) is investigated. GdIG appears
to exhibit superparamagnetism and this effect can be used to enhance the
electric-field-induced EDM signal at relatively a high temperatures, as
compared to a simple par... | 0701198v2 |
2021-11-30 | First and second order magnetic anisotropy and damping of europium iron garnet under high strain | Understanding and tailoring static and dynamic properties of magnetic
insulator thin films is important for spintronic device applications. Here, we
grow atomically flat epitaxial europium iron garnet (EuIG) thin films by pulsed
laser deposition on (111)-oriented garnet substrates with a range of lattice
parameters. By... | 2111.15142v1 |
2023-04-21 | Magnetic Structures and Spin-wave Excitations in Rare-Earth Iron Garnets near the Compensation Temperature | We introduce a simple model for the ferrimagnetic non-collinear ``magnetic
umbrella" states of rare-earth iron garnets (REIG), common when the rare-earth
moments have non-zero orbital angular momentum. The spin-wave excitations are
calculated within linear spin wave theory and temperature effects via
mean-field theory.... | 2304.10695v1 |
2018-09-12 | Topological insulator Bi2Se3 films on rare earth iron garnets and their high-quality interfaces | The integration of quantum materials like topological insulators (TIs) with
magnetic insulators (MIs) has important technological implications for
spintronics and quantum computing. Here we report excellent crystallinity of
c-axis oriented epitaxial TI films Bi2Se3 grown on MI films, a rare earth iron
garnet (ReIG), su... | 1809.04513v1 |
2023-10-09 | Mapping of Spin-Wave Transport in Thulium Iron Garnet Thin Films Using Diamond Quantum Microscopy | Spin waves, collective dynamic magnetic excitations, offer crucial insights
into magnetic material properties. Rare-earth iron garnets offer an ideal
spin-wave (SW) platform with long propagation length, short wavelength,
gigahertz frequency, and applicability to magnon spintronic platforms. Of
particular interest, thu... | 2310.06188v4 |
2013-05-08 | Barium and Yttrium abundance in intermediate-age and old open clusters | Barium is a neutron capture element, that, in open clusters, is frequently
over-abundant with respect to the Iron. A clear explanation for this is still
missing. Additionally, its gradient across the Galactic disk is poorly
constrained. We measure the abundance of yttrium and barium using the synthetic
spectrum method ... | 1305.1909v1 |
2013-10-08 | Mechanism for Radiation Damage Resistance in Yttrium Oxide Dispersion Strengthened Steels | ODS steels based on yttrium oxide have been suggested as potential fusion
reactor wall materials due to their observed radiation resistance properties.
Presumably this radiation resistance can be related to the interaction of the
particle with vacancies,self-interstitial atoms (SIAs) and other radiation
damage debris. ... | 1310.2061v1 |
2018-05-05 | Selection Rules for All-Optical Magnetic Recording in Iron Garnet | Finding an electronic transition a subtle excitation of which can launch
dramatic changes of electric, optical or magnetic properties of media is one of
the long-standing dreams in the field of photo-induced phase transitions [1-5].
Therefore the discovery of the magnetization switching only by a femtosecond
laser puls... | 1805.02021v1 |
2002-10-25 | Anisotropic and incommensurate spin fluctuations in hcp iron and some other nearly magnetic metals | We present an ab initio theoretical formalism for the static paramagnetic
spin susceptibility of metals at finite temperatures. Since relativistic
effects, e.g. spin-orbit coupling, are included, we can identify the anisotropy
or easy axes of the spin fluctuations. Our calculations find hcp-iron to be
unstable to in ab... | 0210581v1 |
2014-01-27 | Prospects for electron spin-dependent short-range force experiments with rare earth iron garnet test masses | A study of the possible interactions between fermions assuming only
rotational invariance has revealed 15 forms for the potential involving the
fermion spins. We review the experimental constraints on unobserved
macroscopic, spin-dependent interactions between electrons in the range below 1
cm. An existing experiment, ... | 1401.6730v2 |
2016-09-15 | Low-damping sub-10-nm thin films of lutetium iron garnet grown by molecular-beam epitaxy | We analyze the structural and magnetic characteristics of (111)-oriented
lutetium iron garnet (Lu$_3$Fe$_5$O$_{12}$) films grown by molecular-beam
epitaxy, for films as thin as 2.8 nm. Thickness-dependent measurements of the
in- and out-of-plane ferromagnetic resonance allow us to quantify the effects
of two-magnon sca... | 1609.04753v1 |
2017-06-26 | Perpendicular magnetic anisotropy in insulating ferrimagnetic gadolinium iron garnet thin films | We present experimental control of the magnetic anisotropy in a gadolinium
iron garnet (GdIG) thin film from in-plane to perpendicular anisotropy by
simply changing the sample temperature. The magnetic hysteresis loops obtained
by SQUID magnetometry measurements unambiguously reveal a change of the
magnetically easy ax... | 1706.08488v1 |
2018-02-13 | Excitation of coherent optical phonons in iron garnet by femtosecond laser pulses | We employed femtosecond pump probe technique to investigate the dynamics of
coherent optical phonons in iron garnet. A phenomenological symmetry-based
consideration reveals that oscillations of the terahertz T2g mode are excited.
Selective excitation by a linearly polarized pump and detection by a circularly
polarized ... | 1802.04515v3 |
2018-06-01 | Optical determination of the exchange stiffness constant in an iron garnet | Brillouin light scattering measurements were performed in the backscattering
geometry on a Bi-substituted rare earth iron garnet. We observed two different
peaks, one attributed to a surface spin wave in the dipole-exchange regime. The
other is referred to as a backscattering magnon mode, because the incident
light in ... | 1806.00228v2 |
2020-09-25 | Experimental search for an exotic spin-spin-velocity-dependent interaction using an optically polarized vapor and a rare-earth iron garnet | 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 search targets a minute effective magnetic field induced by the
interaction. A spin-... | 2009.12292v2 |
2021-03-03 | THz Field-induced Spin Dynamics in Ferrimagnetic Iron Garnets | THz magnetization dynamics is excited in ferrimagnetic thulium iron garnet
with a picosecond, single-cycle magnetic field pulse and seen as a
high-frequency modulation of the magneto-optical Faraday effect. Data analysis
combined with numerical modelling and evaluation of the effective Lagrangian
allow us to conclude t... | 2103.02449v1 |
2021-08-16 | Magneto-optics of the 2D iron-garnet nanocylinder array with localized and lattice modes | We experimentally show the enhancement of the Faraday and transverse
magneto-optical Kerr effects in the two-dimensional arrays of nanocylinders
made of bismuth-substituted iron-garnet and supporting both localized and
lattice modes. Simultaneous excitation of these modes makes it possible to
increase the Faraday rotat... | 2108.07056v2 |
2023-12-27 | Sublattice-selective inverse Faraday effect in ferrimagnetic rare-earth iron garnet | We performed time-resolved pump--probe measurements using rare-earth iron
garnet \ce{Gd3/2Yb1/2BiFe5O12} as a two-sublattice ferrimagnet. We measured the
initial phases of the magnetic resonance modes below and above the
magnetization compensation temperature to clarify the sublattice selectivity of
the inverse Faraday... | 2312.16553v1 |
2015-05-05 | Band-gap and Band-edge Engineering of Multicomponent Garnet Scintillators: A First-principles Study | Complex doping schemes in RE$_3$Al$_5$O$_{12}$ (RE=rare earth element) garnet
compounds have recently led to pronounced improvements in scintillator
performance. Specifically, by admixing lutetium and yttrium aluminate garnets
with gallium and gadolinium, the band-gap was altered in a manner that
facilitated the remova... | 1505.01218v1 |
2012-08-12 | Experimental demonstration of a dual-frequency laser free from anti-phase noise | A reduction of more than 20 dB of the intensity noise at the anti-phase
relaxation oscillation frequency is experimentally demonstrated in a
two-polarization dual-frequency solid-state laser without any optical or
electronic feedback loop. Such a behavior is inherently obtained by aligning
the two orthogonally polarize... | 1208.2454v1 |
2013-01-22 | Mapping spin coherence of a single rare-earth ion in a crystal onto a single photon polarization state | We report on optical detection of a single photostable Ce3+ ion in an yttrium
aluminium garnet (YAG) crystal and on its magneto-optical properties at room
temperature. The quantum state of an electron spin of the emitting level of
cerium ion in YAG can be initialized by circularly polarized laser pulse.
Furthermore, it... | 1301.5215v1 |
2014-11-29 | Evidence of Dilute Ferromagnetism in Rare-Earth doped YAG | This work demonstrates strong coupling regime between an Erbium ion spin
ensemble and microwave Hybrid Cavity-Whispering Gallery Modes in a Yttrium
Aluminium Garnet dielectric crystal. Coupling strengths of $220$~MHz and mode
quality factors in excess of $10^6$ are demonstrated. Moreover, the magnetic
response of high-... | 1412.0086v3 |
2015-05-07 | All-optical preparation of coherent dark states of a single rare earth ion spin in a crystal | All-optical addressing and control of single solid-state based qubits allows
for scalable architectures of quantum devices such as quantum networks and
quantum simulators. So far, all-optical addressing of qubits was demonstrated
only for color centers in diamond and quantum dots. Here, we demonstrate
generation of coh... | 1505.01673v2 |
2017-04-12 | High Precision Energy Measurements from the Analysis of Wide Spectral Features. Application to the fluorescence of YAG:Ce3+ | Advantage is taken of a complete and precise experimental study of the
luminescent properties of yttrium aluminium garnet doped with Ce, previously
accomplished by other authors, to confirm the accuracy of the invoked
theoretical methods for dealing with the realistic calculation of the
electromagnetic spectra of conde... | 1704.04120v1 |
2017-06-27 | Optical and spin properties of a single praseodymium ion in a crystal | The investigation of single atoms in solids, with both optical and nuclear
spin access is of particularly interest with applications ranging from
nanoscale sensing to quantum computation. Here, we study the optical and spin
properties of single praseodymium ions in an yttrium aluminum garnet (YAG)
crystal at cryogenic ... | 1706.08736v2 |
2019-04-17 | Three-dimensional femtosecond laser nanolithography of crystals | Nanostructuring hard optical crystals has so far been exclusively feasible at
their surface, as stress induced crack formation and propagation has rendered
high precision volume processes ineffective. We show that the inner chemical
etching reactivity of a crystal can be enhanced at the nanoscale by more than
five orde... | 1904.08264v1 |
2019-10-15 | Generation of 3 mJ, 44 fs, 2.5 micrometer pulses from a single-stage Cr2+:ZnSe amplifier | Lasers capable of generating attosecond X-ray pulses in the water window (282
to 533 eV) through high-order harmonic generation are normally based on
inefficient, multi-stage optical parametric amplifiers or optical parametric
chirped pulse amplifiers pumped by femtosecond or picosecond lasers. Here we
report a very ef... | 1910.06650v1 |
2020-08-13 | Luminescence quenching via deep defect states: A recombination pathway via oxygen vacancies in Ce-doped YAG | Luminescence quenching via non-radiative recombination channels limits the
efficiency of optical materials such as phosphors and scintillators and
therefore has implications for conversion efficiency and device lifetimes. In
materials such as Ce-doped yttrium aluminum garnet (YAG:Ce), quenching shows a
strong dependenc... | 2008.05830v2 |
2021-08-02 | Spin Wave Computing using pre-recorded magnetization patterns | We propose a novel type of a spin wave computing device, based on a bilayer
structure which includes a bias layer, made from a hard magnetic material and a
propagation layer, made from a magnetic material with low damping, for example,
Yttrium Garnet (YiG) or Permalloy. The bias layer maintains a stable
pre-recorded ma... | 2108.00909v1 |
2021-10-14 | Ultrafast photonic rainbow with controllable orbital angular momentum | Increasing any degree of freedom of light beam may open a wide application
area of this special light beam. Vortex beam with a dimension of orbital
angular momentum (OAM) as a useful light source has been widely applied in many
fields. Here, unique multicolor concentric ultrafast vortex beams (MUCU-VBs),
which are also... | 2110.07228v1 |
2020-09-22 | Magnon-mediated spin currents in Tm3Fe5O12/Pt with perpendicular magnetic anisotropy | The control of pure spin currents carried by magnons in magnetic insulator
(MI) garnet films with a robust perpendicular magnetic anisotropy (PMA) is of
great interest to spintronic technology as they can be used to carry, transport
and process information. Garnet films with PMA present labyrinth domain
magnetic struct... | 2009.10299v1 |
2023-02-01 | Temperature-independent ferromagnetic resonance shift in Bi-doped YIG garnets through magnetic anisotropy tuning | Thin garnet films are becoming central for magnon-spintronics and
spin-orbitronics devices as they show versatile magnetic properties together
with low magnetic losses. These fields would benefit from materials in which
heat does not affect the magnetization dynamics, an effect known as the
non-linear thermal frequency... | 2302.00585v1 |
2017-07-15 | Structural and magnetic properties of lightly doped M-type hexaferrites | Vanadium substituted SrM hexaferrites (SrFe12-xVxO19 with x = 0.2, 0.4) and
Eu-substituted BaM hexaferrite (Ba0.8Eu0.2Fe12O19) were prepared by high energy
ball milling and sintering at 1200{\deg} C. X-ray diffraction measurements
revealed that the V-substituted SrM samples exhibited phase separation
resulting in the c... | 1707.04709v1 |
2020-03-11 | Excitation and relaxation dynamics of spin-waves triggered by ultrafast photo-induced demagnetization in a ferrimagnetic insulator | Excitation and propagation dynamics of spin waves in an iron-based garnet
film under out-of-plane magnetic field were investigated by time-resolved
magneto-optical imaging. The experimental results and the following data
analysis by phase-resolved spin-wave tomography reveal the excitation of spin
waves triggered by ph... | 2003.05159v1 |
2023-10-27 | Strain-Tunable Magnetic Compensation Temperature of Epitaxial Tb$_3$Fe$_5$O$_{12}$ Thin Films | High-quality rare-earth iron garnet (ReIG) Tb$_3$Fe$_5$O$_{12}$ (TbIG) thin
films are epitaxially grown on a series of (111)-oriented garnet substrates
with various lattice constants. The coherent growth induces a
substrate-dependent in-plane tensile or compressive strain in the TbIG film.
Measurements of the anomalous... | 2310.17841v1 |
2023-11-13 | Magnetoresistive detection of perpendicular switching in a magnetic insulator | Spintronics offers promising routes for efficient memory, logic, and
computing technologies. The central challenge in spintronics is electrically
manipulating and detecting magnetic states in devices. The electrical control
of magnetization via spin-orbit torques is effective in both conducting and
insulating magnetic ... | 2311.07350v1 |
2004-07-23 | Stability of Fe-based alloys with structure type C6Cr23 | Bulk metallic glass forms when liquid metal alloys solidify without
crystalization. In the search for Iron-based bulk glass-forming alloys of the
metal-metalloid type (Fe-B- and Fe-C-based), crystals based on the structural
prototype C6Cr23 often preempt the amorphous phase. Destabilizing this
competing crystal structu... | 0407633v1 |
2007-11-10 | Stability of Bose Einstein condensates of hot magnons in YIG | We investigate the stability of the recently discovered room temperature
Bose-Einstein condensate (BEC) of magnons in Ytrrium Iron Garnet (YIG) films.
We show that magnon-magnon interactions depend strongly on the external field
orientation, and that the BEC in current experiments is actually metastable -
it only survi... | 0711.1574v1 |
2010-01-03 | Electrically stabilized magnetic vortex and antivortex states in magnetic dielectrics | The micromagnetic distribution in a dielectric nanoparticle is theoretically
considered. It is shown that the existence of inhomogeneous magnetoelectric
interaction in magnetic dielectrics provides the possibility to stabilize the
vortex and antivortex state. The estimation of the critical voltage necessary
for vortex/... | 1001.0391v4 |
2010-01-05 | Ferroelectricity of Neel-type magnetic domain walls | The chirality-dependent magnetoelectric properties of Neel-type domain walls
in iron garnet films is observed. The electrically driven magnetic domain wall
motion changes the direction to the opposite with the reversal of electric
polarity of the probe and with the chirality switching of the domain wall from
clockwise ... | 1001.0672v1 |
2010-06-14 | Comment on "Limit on the Electron Electric Dipole Moment in Gadolinium-Iron Garnet" [arXiv:physics/0509106] | In the paper being commented on it is proposed a new method for the detection
of the electron EDM using the solid GdIG. There, it is argued that a sample
electric polarization appears when the sample is magnetized; the common belief
is that the electron EDM must be collinear with its magnetic moment. All this
is object... | 1006.4154v1 |
2011-07-13 | Two-Dimensional Propagation of a Photoinduced Spin Wave Packet | We report the two-dimensional propagation of photoinduced spin wave packets
in Bi-doped rare-earth iron garnet. Spin waves were excited nonthermally and
impulsively by a circularly polarized light pulse via the inverse Faraday
effect. Space- and time resolved spin waves were detected with a
magneto-optical pump-probe t... | 1107.2457v1 |
2016-06-27 | Magnetic Bubble Domain Blowing with Electric Probe | The problem of bubble domain generation is revisited from a new perspective
that was opened by recent findings in the field of physics of magnetic
skyrmions. The single bubble domain can be generated under the tip electrode
touching the surface of dielectric iron garnet film by positive step-like
voltage pulse and its ... | 1606.08316v2 |
2023-09-01 | Electrical detection of parallel parametric amplification and attenuation in $\mathrm{Y}_3\mathrm{Fe}_5\mathrm{O}_{12}$/$\mathrm{Pt}$ bilayer disk | We report a systematic quantitative evaluation of parametric amplification
gain of magnetization dynamics in ytirrium iron garnet
($\mathrm{Y}_3\mathrm{Fe}_5\mathrm{O}_{12}$) thin disk via a.c. spin pumping
and inverse spin Hall effect. We demonstrate its signature phase-dependence
where amplification and attenuation o... | 2309.00259v1 |
2008-10-15 | The prospects for a new search for the electron electric dipole moment in solid Gadolinium iron garnet ceramics | We address a number of issues regarding solid state electron electric dipole
moment (EDM) experiments, focusing on gadolinium iron garnet (abbreviated GdIG,
chemical formula Gd$_3$Fe$_5$O$_{12}$) as a possible sample material. GdIG
maintains its high magnetic susceptibility down to 4.2 K, which enhances the
EDM-induced... | 0810.2756v1 |
2016-12-22 | Bismuth iron garnet Bi3Fe5O12: a room temperature magnetoelectric material | The possibility to control the magnetic properties of a material with an
electric field at room temperature is highly desirable for modern applications.
Moreover, a coupling between magnetic and electric orders within a single
material presenting a wide range of exceptional physical properties, such as
bismuth iron gar... | 1612.07531v3 |
2019-12-22 | First-principles study of magnon-phonon interactions in gadolinium iron garnet | 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,
$\Delta \omega$, induced by magnon-phonon interactions in gadolinium iron
garnet (GdIG). Usi... | 1912.10432v1 |
2020-02-25 | Strain-Tuned Magnetic Anisotropy in Sputtered Thulium Iron Garnet Ultrathin Films and TIG/Au/TIG Valve Structures | Defining the magnetic anisotropy for in-plane or out-of-plane easy axis in
ferrimagnetic insulators films by controlling the strain, while maintaining
high-quality surfaces, is desirable for spintronic and magnonic applications.
We investigate ways to tune the anisotropy of amorphous sputtered ultrathin
thulium iron ga... | 2002.10608v2 |
2020-09-05 | Vector magneto-optical magnetometer based on the resonant all-dielectric gratings with highly anisotropic iron-garnet films | A sensitive vector magnetometry with high spatial resolution is important for
various practical applications, such as magnetocardiography,
magnetoencephalography, explosive materials detection and many others. We
propose a magnetometer based on the magnetic iron-garnet film possessing a very
high magnetic anisotropy, p... | 2010.01954v1 |
2021-05-10 | Valley polarization of trions in monolayer MoSe$_2$ interfaced with bismuth iron garnet | Interfacing atomically thin van der Waals semiconductors with magnetic
substrates enables additional control on their intrinsic valley degree of
freedom and provides a promising platform for the development of novel
valleytronic devices for information processing and storage. Here we study
circularly polarized photolum... | 2105.04327v2 |
2022-01-01 | Giant widening of interface magnetic layer in almost compensated iron garnet | A two-sublattice ferrimagnet undergoes a transition from a collinear to
canted magnetic phase at magnetic field oriented along an easy magnetization
direction. In this work, we study the transition by means of the
magneto-optical Faraday effect in a thin film of compensated iron garnet
(Lu$_{3-{\rm{x}}}$Bi$_{\rm{x}}$)(... | 2201.00134v1 |
2023-12-26 | All solution grown epitaxial magnonic crystal of thulium iron garnet thin film | Magnonics has shown the immense potential of compatibility with CMOS devices
and the ability to be utilized in futuristic quantum computing. Therefore, the
magnonic crystals, both metallic and insulating, are under extensive
exploration. The presence of high spin-orbit interaction induced by the
presence of rare-earth ... | 2312.15973v1 |
2021-07-19 | Measurement of the Thulium Ion Spin Hamiltonian Within a Yttrium Gallium Garnet Host Crystal | We characterize the magnetic properties for thulium ion energy levels in the
Y$_3$Ga$_5$O$_{12}$ (Tm:YGG) lattice with the goal to improve decoherence and
reduce line-width broadening caused by local host spins and crystal
imperfections. More precisely, we measure hyperfine tensors for the lowest
level of the, $^3$H$_6... | 2107.08920v1 |
2023-08-12 | High stability white light generation in water at multi-kilohertz repetition rate | Efficient supercontinuum (SC) generation featuring high spectral intensity
across a large bandwidth requires high peak powers of several megawatt from
pulsed lasers. Under these conditions and at multi-kilohertz (kHz) repetition
rates, the SC generated in most materials is unstable due to thermal effects.
In this work,... | 2308.06636v1 |
2007-07-20 | A canonical transformation theory from extended normal ordering | The Canonical Transformation theory of Yanai and Chan [J. Chem. Phys. 124,
194106 (2006)] provides a rigorously size-extensive description of dynamical
correlation in multireference problems. Here we describe a new formulation of
the theory based on the extended normal ordering procedure of Mukherjee and
Kutzelnigg [J.... | 0707.3128v1 |
2018-10-24 | Electronic landscape of the P-cluster of nitrogenase as revealed through many-electron quantum wavefunctions | The electronic structure of the nitrogenase metal cofactors is central to
nitrogen fixation. However, the P-cluster and iron molybdenum cofactor, each
containing eight irons, have resisted detailed characterization of their
electronic properties. Through exhaustive many-electron wavefunction
simulations enabled by new ... | 1810.10196v2 |
2019-08-16 | Stimulated X-ray Raman and Absorption Spectroscopy of Iron-Sulfur Dimers | Iron-sulfur complexes play an important role in biological processes such as
metabolic electron transport. A detailed understanding of the mechanism of long
range electron transfer requires knowledge of the electronic structure of the
complexes, which has traditionally been challenging to obtain, either by theory
or by... | 1908.05802v1 |
2019-08-14 | The chemical compositions of the 2 new HgMn stars HD 30085 and HD 30963. Comparison to $χ$ Lupi A, $ν$ Cap and HD 174567 | We report on a detailed abundance study of the fairly bright slow rotators HD
30085 (A0 IV), HD 30963 (B9 III) and HD 174567 (A0 V), hitherto reported as
normal stars and the sharp-lined chi Lupi A (B9 IV HgMn). In the spectra of HD
30085, HD 30963, the Hg II line at 3984 A line is conspicuous and numerous
lines of sil... | 1908.05023v1 |
2008-03-12 | Structural stability of Fe5Si3 and Ni2Si studied by high-pressure x-ray diffraction and ab initio total-energy calculations | We performed high-pressure angle dispersive x-ray diffraction measurements on
Fe5Si3 and Ni2Si up to 75 GPa. Both materials were synthesized in bulk
quantities via a solid-state reaction. In the pressure range covered by the
experiments, no evidence of the occurrence of phase transitions was observed.
On top of that, F... | 0803.1722v1 |
2015-07-27 | Ultrafast laser-induced changes of the magnetic anisotropy in a low-symmetry iron garnet film | We explore a thermal mechanism of changing the anisotropy by femtosecond
laser pulses in dielectric ferrimagnetic garnets by taking a low symmetry
(YBiPrLu)3(FeGa)5O12 film grown on the (210)-oriented Gd3Ga5O12 substrate as a
model media. We demonstrate by means of spectral magneto-optical pump-probe
technique and phen... | 1507.07437v2 |
2023-05-12 | Multireference protonation energetics of a dimeric model of nitrogenase iron-sulfur clusters | Characterizing the electronic structure of the iron--sulfur clusters in
nitrogenase is necessary to understand their role in the nitrogen fixation
process. One challenging task is to determine the protonation state of the
intermediates in the nitrogen fixing cycle. Here, we use a dimeric iron--sulfur
model to study rel... | 2305.07227v2 |
2022-01-11 | Single-crystal epitaxial europium iron garnet films with strain-induced perpendicular magnetic anisotropy: structural, strain, magnetic, and spin transport properties | Single-crystal europium iron garnet (EuIG) thin films epitaxially
strain-grown on gadolinium gallium garnet (GGG)(100) substrates using off-axis
sputtering have strain-induced perpendicular magnetic anisotropy (PMA). By
varying the sputtering conditions, we have tuned the europium/iron (Eu/Fe)
composition ratios in the... | 2201.03843v1 |
2022-12-31 | Electrically Sign-Reversible Topological Hall Effect in a Top-Gated Topological Insulator (Bi,Sb)2Te3 on a Ferrimagnetic Insulator Europium Iron Garnet | Topological Hall effect (THE), an electrical transport signature of systems
with chiral spin textures like skyrmions, has been observed recently in
topological insulator (TI)-based magnetic heterostructures. However, the
intriguing interplay between the topological surface state and THE is yet to be
fully understood. I... | 2301.00213v2 |
2016-06-02 | First-principles calculation of the stabilities of lithium garnet compositions against hydration | A series of density functional electronic structure calculations were carried
out to better understand the crystallographic factors governing the stability
of LinA3B2O12 lithium garnet phases against hydration. The reaction studied is
H2O + LinA3B2O12 = LiOH + HnA3B2O12. Most of the compositions are stable
against pure... | 1606.01807v1 |
2005-08-05 | Large Second Harmonic Kerr rotation in GaFeO3 thin films on YSZ buffered Silicon | Epitaxial thin films of gallium iron oxide (GaFeO3) are grown on (001)
silicon by pulsed laser deposition (PLD) using yttrium-stabilized zirconia
(YSZ) buffer layer. The crystalline template buffer layer is in-situ PLD grown
through the step of high temperature stripping of the intrinsic silicon surface
oxide. The X-ra... | 0508159v1 |
2013-03-27 | Status report on the analysis of inelastic neutron scattering from carbon, iron, yttrium and lead at 96 MeV | This work is part of an effort to provide more experimental data for the
(n,n'x) reaction. The experiments were carried out at The Svedberg Laboratory
in Uppsala, Sweden, at the quasi-mono-energetic neutron beam of 96 MeV, before
the facility was upgraded in 2004. Using an extended data analysis of data
primarily inten... | 1303.6819v1 |
2023-05-11 | Vortex phase dynamics in yttrium superhydride YH$_6$ at megabar pressures | A comprehensive study of the vortex phases and vortex dynamics is presented
for a recently discovered high-temperature superconductor YH$_6$ with T$_C$
(onset) of 215 K under pressure of 200 GPa.Thermal activation energy (U$_0$) is
derived in the framework of thermally activated flux flow (TAFF) theory. The
activation ... | 2305.06546v1 |
2011-12-17 | Experimental research of double beta decay of atomic nuclei | Results of several double beta decay experiments, performed with the help of
low background crystal scintillators, are presented. In particular, the
half-life value of the two-neutrino double beta decay of 116-Cd has been
measured as 2.9 10^{19} yr, and the new half-life limit on the neutrinoless
double beta decay of 1... | 1112.4067v2 |
2010-05-17 | Comment on "Prospects for a new search for the electron electric-dipole moment in solid gadolinium-iron-garnet ceramics" | In a recent paper [A. O. Sushkov, S. Eckel and S. K. Lamoreaux, Phys. Rev. A
79, 022118 (2009), arXiv:0810.2756 ] the authors measured the EDM-induced
magnetization M that is given by Eq. (1) in their paper. Such an expression for
M is a consequence of the generally accepted opinion that both dipole moments,
a MDM m an... | 1005.3037v1 |
2012-11-11 | Electric polarization of magnetic textures: new horizons of micromagnetism | A common scenario of magnetoelectric coupling in multiferroics is the
electric polarization induced by spatially modulated spin structures. It is
shown in this paper that the same mechanism works in magnetic dielectrics with
inhomogeneous magnetization distribution: the domain walls and magnetic
vortexes can be the sou... | 1211.2403v1 |
2014-08-21 | Low-energy spectrum of iron-sulfur clusters directly from many-particle quantum mechanics | FeS clusters are a universal biological motif. They carry out electron
transfer, redox chemistry, and even oxygen sensing, in diverse processes
including nitrogen fixation, respiration, and photosynthesis. The low-lying
electronic states are key to their remarkable reactivity, but cannot be
directly observed. Here we p... | 1408.5080v1 |
2017-01-31 | Tunable magnon-photon coupling in a compensating ferrimagnet - from weak to strong coupling | We experimentally study the magnon-photon coupling in a system consitsing of
the compensating ferrimagnet gadolinium iron garnet (GdIG) and a
three-dimensional microwave cavity. The temperature is varied in order to tune
the GdIG magnetization and to observe the transition from the weak coupling
regime to the strong co... | 1701.08969v3 |
2017-05-09 | Unidirectional control of optically induced spin waves | Unidirectional control of optically induced spin waves in a rare-earth iron
garnet crystal is demonstrated. We observed the interference of two spin-wave
packets with different initial phases generated by circularly polarized light
pulses. This interference results in unidirectional propagation if the
spin-wave sources... | 1705.03349v1 |
2017-08-02 | Strongly exchange-coupled and surface-state-modulated magnetization dynamics in Bi2Se3/YIG heterostructures | We report strong interfacial exchange coupling in Bi2Se3/yttrium iron garnet
(YIG) bilayers manifested as large in-plane interfacial magnetic anisotropy
(IMA) and enhancement of damping probed by ferromagnetic resonance (FMR). The
IMA and spin mixing conductance reached a maximum when Bi2Se3 was around 6
quintuple-laye... | 1708.00593v1 |
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