English
Related papers

Related papers: Nonlinear Magneto-Optical Rotation with Amplitude-…

200 papers

This paper presents a method of passive non-line-of-sight (NLOS) imaging using polarization cues. A key observation is that the oblique light has a different polarimetric signal. It turns out this effect is due to the polarization axis…

Image and Video Processing · Electrical Eng. & Systems 2019-12-02 Kenichiro Tanaka , Yasuhiro Mukaigawa , Achuta Kadambi

We put forward new properties of lattice solitons in materials and geometries where both, the linear refractive index and the nonlinearity are spatially modulated. We show that the interplay between linear and out-of-phase nonlinear…

Optics · Physics 2009-11-13 Yaroslav V. Kartashov , Victor A. Vysloukh , Lluis Torner

We present a novel technique for generating beams of light carrying orbital angular momentum (OAM) that increases mode purity and decreases singularity splitting by orders of magnitude. This technique also works to control and mitigate beam…

Optics · Physics 2023-02-22 Andrew Sontag , Mehmet A. Noyan , James M. Kikkawa

We propose a novel paradigm to vector magnetometry based on machine learning. Unlike conventional schemes where one measured signal explicitly connects to one parameter, here we encode the three-dimensional magnetic-field information in the…

Instrumentation and Detectors · Physics 2023-10-04 Xin Meng , Youwei Zhang , Xichang Zhang , Shenchao Jin , Tingran Wang , Liang Jiang , Liantuan Xiao , Suotang Jia , Yanhong Xiao

We investigate the effect of phase modulation of laser beams on the coherent and incoherent non-linear signals arising from the interaction of femtosecond pulses with matter. We observe that two collinear beams, whose phases are modulated…

Optics · Physics 2015-05-29 Khadga Jung Karki , Loni Kringle , Andrew H. Marcus , Tõnu Pullerits

Covariant density functional theory and the tilted axis cranking method are used to investigate antimagnetic rotation (AMR) in nuclei for the first time in a fully self-consistent and microscopic way. The experimental spectrum as well as…

Nuclear Theory · Physics 2011-09-16 P. W. Zhao , J. Peng , H. Z. Liang , P. Ring , J. Meng

Optical orbital angular momentum (OAM), as an important degree of freedom of light, has been attracted extensive attention, due to its intrinsic feature of natural discrete infinite dimension. Manipulation of OAM spectra is crucial for many…

In this work, we present a comprehensive and comparative analysis of two detection modalities, i.e., polarization rotation and absorption measurement of light, for a double resonance alignment based optical magnetometer (DRAM). We derive…

Optics · Physics 2024-03-11 A. Akbar , M. Kozbiál , L. Elson , A. Meraki , J. Kolodyński , K. Jensen

The recently discovered altermagnets (AMs), hosting momentum-dependent spin splitting and vanishing net magnetization, have attracted intensive attention for their promising application in novel spintronics. However, limited by facility and…

Materials Science · Physics 2025-06-02 Jiuyu Sun , Yongping Du , Erjun Kan

Nonlinear magnetotransport of a microwave-irradiated high mobility two-dimensional electron system under a finite direct current excitation is analyzed using a dc-controlled scheme with photon-assisted transition mechanism. The predicted…

Mesoscale and Nanoscale Physics · Physics 2008-08-27 X. L. Lei , S. Y. Liu

Enhanced nonlinear optical response of a coherent atomic medium is the basis for many atomic sensors, and their performance is ultimately limited by the quantum fluctuations of the optical read-out. Here we demonstrate that off-resonant…

Quantum Physics · Physics 2015-05-27 Irina Novikova , Eugeniy E. Mikhailov , Yanhong Xiao

The parameters of nonlinear absorption magneto-optical resonances in the Hanle configuration have been studied as functions of the ellipticity of a traveling light wave. It has been found that these parameters (amplitude, width, and…

An energy/area-efficient low-cost broadband linearity enhancement technique for electro-optic micro-ring modulators (MRM) is proposed to achieve 6.1-dB dynamic linearity improvement in spurious-free-dynamic-range with intermodulation…

Systems and Control · Electrical Eng. & Systems 2024-07-17 Sumilak Chaudhury , Karl Johnson , Chengkuan Gao , Bill Lin , Yeshaiahu Fainman , Tzu-Chien Hsueh

Spatial light modulators (SLMs) are devices for modulating amplitude, phase or polarization of a light beam on demand. Such devices have been playing an indispensable inuence in many areas from our daily entertainments to scientific…

Optics · Physics 2020-03-12 Shengchao Gong , Mengxin Ren , Wei Wu , Wei Cai , Jingjun Xu

Free electrons with a helical phase front, referred to as "twisted" electrons, possess an orbital angular momentum (OAM) and, hence, a quantized magnetic dipole moment along their propagation direction. This intrinsic magnetic moment can be…

We present a theory describing interaction of structured light, such as light carrying orbital angular momentum, with molecules. The light-matter interaction Hamiltonian we derive is expressed through couplings between spherical gradients…

The intimate interaction between phase-matched parametric amplification and strong nonlinear mode coupling in a multimode optical fiber results in a saturable spatial mode conversion that appears to violate the conservation of momentum. We…

Optics · Physics 2017-06-05 Hamed Pourbeyram , Arash Mafi

We discuss the excitation of polaritons---strongly-coupled states of light and matter---by quantum light, instead of the usual laser or thermal excitation. As one illustration of the new horizons thus opened, we introduce Mollow…

Mesoscale and Nanoscale Physics · Physics 2015-11-06 J. C. López Carreño , C. Sánchez Muñoz , D. Sanvitto , E. del Valle , F. P. Laussy

While the understanding of altermagnetism is still at a very early stage, it is expected to play a role in various fields of condensed matter research, for example spintronics, caloritronics and superconductivity. In the field of optical…

Mesoscale and Nanoscale Physics · Physics 2024-09-04 T. Adamantopoulos , M. Merte , F. Freimuth , D. Go , M. Ležaić , W. Feng , Y. Yao , J. Sinova , L. Šmejkal , S. Blügel , Y. Mokrousov

Nonlinear optical generation from a crystalline material can reveal the symmetries of both its lattice structure and underlying ordered electronic phases and can therefore be exploited as a complementary technique to diffraction based…

Strongly Correlated Electrons · Physics 2014-11-04 D. H. Torchinsky , H. Chu , T. Qi , G. Cao , D. Hsieh