Brillouin scattering and its application in geosciences

S Speziale, H Marquardt… - Reviews in Mineralogy …, 2014 - pubs.geoscienceworld.org
Brillouin spectroscopy is an optical technique that allows one to determine the directional
dependence of acoustic velocities in minerals and materials subject to a wide range of …

Full angular dependence of the spin Hall and ordinary magnetoresistance in epitaxial antiferromagnetic NiO (001)/Pt thin films

L Baldrati, A Ross, T Niizeki, C Schneider, R Ramos… - Physical Review B, 2018 - APS
We report the observation of the three-dimensional angular dependence of the spin Hall
magnetoresistance (SMR) in a bilayer of the epitaxial antiferromagnetic insulator NiO (001) …

[HTML][HTML] Spin-phonon coupling in antiferromagnetic nickel oxide

E Aytan, B Debnath, F Kargar, Y Barlas… - Applied Physics …, 2017 - pubs.aip.org
We report the results of ultraviolet Raman spectroscopy of NiO, which allowed us to
determine the spin-phonon coupling coefficients in this important antiferromagnetic material …

Elemental excitations in MoI3 one-dimensional van der Waals nanowires

F Kargar, Z Barani, NR Sesing, TT Mai… - Applied Physics …, 2022 - pubs.aip.org
We report the polarization-dependent Raman spectra of exfoliated MoI 3, a van der Waals
material with a “true one-dimensional” crystal structure that can be exfoliated to individual …

Magnonics: Materials, physics, and devices

X Han, H Wu, T Zhang - Applied Physics Letters, 2024 - pubs.aip.org
Magnon, the quanta of spin waves, can serve as an efficient spin information carrier for
memory and logic applications, with the advantages of the Joule-heating free induced low …

[HTML][HTML] Variable-temperature inelastic light scattering spectroscopy of nickel oxide: Disentangling phonons and magnons

MM Lacerda, F Kargar, E Aytan, R Samnakay… - Applied Physics …, 2017 - pubs.aip.org
We report the results of an investigation of the temperature dependence of the magnon and
phonon frequencies in NiO. A combination of Brillouin-Mandelstam and Raman …

Nonlocal spin Seebeck effect in the bulk easy-plane antiferromagnet NiO

GR Hoogeboom, BJ van Wees - Physical Review B, 2020 - APS
We report the observation of magnon spin currents generated by the spin Seebeck effect
(SSE) in a bulk single crystal of the easy-plane antiferromagnet NiO. A magnetic field …

Magnetic field dependence of antiferromagnetic resonance in NiO

Z Wang, S Kovalev, N Awari, M Chen… - Applied physics …, 2018 - pubs.aip.org
We report on measurements of magnetic field and temperature dependence of
antiferromagnetic resonances in the prototypical antiferromagnet NiO. The frequencies of …

Broadband and narrowband laser-based terahertz source and its application for resonant and non-resonant excitation of antiferromagnetic modes in NiO

OV Chefonov, AV Ovchinnikov, CP Hauri… - Optics …, 2019 - opg.optica.org
A versatile table-top high-intense source of terahertz radiation, enabling to generate pulses
of both broadband and narrowband spectra with a tunable frequency up to 3 THz is …

Role of NiO in the nonlocal spin transport through thin NiO films on

GR Hoogeboom, GJNS Nicolaas, A Alexander… - Physical Review B, 2021 - APS
In spin-transport experiments with spin currents propagating through an antiferromagnetic
(AFM) material, the antiferromagnet is mainly treated as a passive spin conductor not …