English
Related papers

Related papers: Magnonic Hong-Ou-Mandel Effect

200 papers

We demonstrate a microscopic magnonic-crystal waveguide produced by nano-patterning of a 20 nm thick film of Yttrium Iron Garnet. By using the phase-resolved micro-focus Brillouin light scattering spectroscopy, we map the intensity and the…

Mesoscale and Nanoscale Physics · Physics 2017-05-08 M. Collet , M. Evelt , V. E. Demidov , J. L. Prieto , M. Muñoz , J. Ben Youssef , G. de Loubens , O. Klein , P. Bortolotti , V. Cros , A. Anane , S. O. Demokritov

We present a novel mechanism for generating a wide bandwidth squeezed optical output field in an opto-magnomechanical system. In this system, the magnon (mechanical) mode in the yttrium-iron-garnet crystal is coupled to the microwave field…

Quantum Physics · Physics 2024-02-08 Ke Di , Shuai Tan , Anyu Cheng , Yinxue Zhao , Yu Liu , Jiajia Du

Magnon spintronics is a prosperous field that promises beyond-CMOS technology based on elementary excitations of the magnetic order that act as information carriers for future computational architectures. Unidirectional propagation of spin…

The magneto-optic Kerr effect is a powerful tool for measuring magnetism in thin films at microscopic scales, as was recently demonstrated by the major role it played in the discovery of two-dimensional (2D) ferromagnetism in monolayer…

Mesoscale and Nanoscale Physics · Physics 2021-03-25 Freddie Hendriks , Marcos H. D. Guimarães

Light-matter interactions are often considered governed by the electric optical field only, leaving aside the magnetic component of light. However, the magnetic part plays a determining role in many optical processes from light and…

Coupled optical and magnetic excitations can give rise to remarkably strong magneto-optic responses. This is particularly evident in van der Waals magnets, such as the antiferromagnet CrSBr, where excitons and magnons emerge from the same…

The versatility of silicon photonic integrated circuits has led to a widespread usage of this platform for quantum information based applications, including Quantum Key Distribution (QKD). However, the integration of simple high repetition…

We present a combined theoretical and experimental study of angle-dependent parametric pumping of magnons in Yttrium Iron Garnet films, with a focus on the mechanisms that transfer parametrically injected magnons toward the spectral minimum…

We report on the experimental observation of excitation and detection of parametric spin waves and spin currents in the bulk acoustic wave resonator. The hybrid resonator consists of ZnO piezoelectric film, yttrium iron garnet (YIG) films…

Mesoscale and Nanoscale Physics · Physics 2020-08-24 S. G. Alekseev , S. E. Dizhur , N. I. Polzikova , V. A. Luzanov , A. O. Raevskiy , A. P. Orlov , V. A. Kotov , S. A. Nikitov

In this Article we discuss a micromagnetic modelling approach to describe the ultrafast spin-transfer torque excitation of coherent and incoherent magnons on the nanoscale. Implementing the action of a femtosecond spin current pulse…

Mesoscale and Nanoscale Physics · Physics 2018-09-12 Henning Ulrichs , Ilya Razdolski

The interaction between light's angular momentum (AM) and material systems has unlocked new avenues in structured photonics, including in magneto-optical (MO) materials. While spin angular momentum (SAM) effects in MO systems are…

Optics · Physics 2025-07-04 Seth Nelson , Cong Yu , Daniel Watson , Shahrzad Ramtinfard , Miguel Levy

The manipulation of magnetization lies at the heart of spintronic and magnonic technologies, with the ultimate performance of such systems limited by the velocity at which magnetic excitations can propagate. Here, we demonstrate ultrafast…

Quantum emitters are a key resource in quantum technologies, microscopy, and other applications. The ability to rapidly detect them is useful both for quality control in engineered emitter arrays and for high-contrast imaging of naturally…

Quantum Physics · Physics 2025-06-27 Warwick P. Bowen

Nambu-Goldstone theorem provides gapless modes to both relativistic and nonrelativistic systems. The Nambu-Goldstone bosons in insulating magnets are called magnons or spin-waves and play a key role in magnetization transport. We review…

Mesoscale and Nanoscale Physics · Physics 2017-02-24 Kouki Nakata , Pascal Simon , Daniel Loss

We demonstrate the influence of damping and field-like torques in the magnon-photon coupling process by classically integrating the generalized Landau-Lifshitz-Gilbert equation with RLC equation in which a phase correlation between dynamic…

Mesoscale and Nanoscale Physics · Physics 2023-03-06 Anish Rai , M. Benjamin Jungfleisch

Magnons, the quanta of spin waves, could be used to encode information in beyond-Moore computing applications, and magnonic device components, including logic gates, transistors, and units for non-Boolean computing, have already been…

We investigate quantum effects on magnon excitations in a minimal spin-1/2 Heisenberg model for 2D altermagnets on the square lattice. A continuous similarity transformation is applied in momentum space to derive an effective Hamiltonian…

Strongly Correlated Electrons · Physics 2025-11-06 Raymond Wiedmann , Dag-Björn Hering , Vanessa Sulaiman , Matthias R. Walther , Kai P. Schmidt , Götz S. Uhrig

We studied the transient behavior of the spin current generated by the longitudinal spin Seebeck effect (LSSE) in a set of platinum-coated yttrium iron garnet (YIG) films of different thicknesses. The LSSE was induced by means of pulsed…

Spin transport via magnon diffusion in magnetic insulators is important for a broad range of spin-based phenomena and devices. However, the absence of the magnon equivalent of an electric force is a bottleneck. In this work, we demonstrate…

Nearly 30 years ago, two-photon interference was observed, marking the beginning of a new quantum era. Indeed, two-photon interference has no classical analogue, giving it a distinct advantage for a range of applications. The peculiarities…