Article
Chemistry, Multidisciplinary
Mahima Makkar, Lakshay Dheer, Anjali Singh, Luca Moretti, Margherita Maiuri, Soumen Ghosh, Giulio Cerullo, Umesh Waghmare, Ranjani Viswanatha
Summary: Fe(2+ )doping in II-VI semiconductors has not shown interesting spintronic applications due to the absence of energetically accessible multiple spin state configurations. However, this work demonstrates the presence of two magnetically inequivalent excitonic states upon optical perturbation, providing a potential pathway for spin-dependent applications through the magneto-optical Stark effect (MOSE).
Article
Psychology, Multidisciplinary
Amirhossein Hashemi, Ali Akbar Oroojan, Maryam Rassouli, Hadis Ashrafizadeh
Summary: This study aims to review the near-death experiences of individuals with different religious and cultural views. After systematic analysis, near-death experiences have been categorized into four main categories: emotional experiences, cognitive experiences, spiritual and religious experiences, and supernatural experiences. The most frequent near-death experiences were supernatural experiences, especially the experience of leaving the body.
FRONTIERS IN PSYCHOLOGY
(2023)
Article
Psychology, Multidisciplinary
Jan R. Magnus, Anatoly A. Peresetsky
Summary: This passage provides an explanation of the Dunning-Kruger effect as a statistical artifact, without the need for any psychological explanation. By specifying a simple statistical model that accounts for the (random) boundary constraints, the model fits the data almost perfectly.
FRONTIERS IN PSYCHOLOGY
(2022)
Article
Chemistry, Multidisciplinary
Denis M. Krichevsky, Shuang Xia, Mikhail P. Mandrik, Daria O. Ignatyeva, Lei Bi, Vladimir I. Belotelov
Summary: Research focuses on optimizing light-matter interaction via exciting optical modes on all-dielectric nanostructures, resulting in enhanced transverse magneto-optical Kerr effect. This effect is nearly independent of the rotation of the light incidence plane and shows promise for various device applications.
Article
Physics, Applied
Simo Pajovic, Svetlana V. Boriskina
Summary: The magnetocaloric effect refers to the temperature change of a magnetic material caused by changes in its magnetization under the influence of an external magnetic field. This paper proposes an alternative thermal switch that combines the magnetocaloric effect with magneto-optical control of near-field radiative heat transfer, allowing for adjustable temperature gradient and conductance between two materials.
PHYSICAL REVIEW APPLIED
(2023)
Article
Multidisciplinary Sciences
Minkyung Kim, Dasol Lee, Younghwan Yang, Yeseul Kim, Junsuk Rho
Summary: This paper proposes and experimentally demonstrates a method to achieve high-efficiency large splitting effect in optical wavelength. By using a dielectric metasurface to modulate the complex transmission, shifts up to ten wavelengths and efficiencies over 70% are achieved.
NATURE COMMUNICATIONS
(2022)
Article
Optics
Jun Wu, Xiuwei Yang, Zhongmin Wang, Biyuan Wu, Xiaohu Wu
Summary: In this study, the giant enhancement of the transverse magneto-optical Kerr effect (TMOKE) is investigated. It is achieved by depositing a multilayer structure on a metallic mirror, leading to near perfect TMOKE due to the excitation of Tamm plasmon polaritons (TPPs) between the multilayer structure and the metallic mirror. Additionally, the potential applications of this giant enhancement of TMOKE on sensing are illustrated.
OPTICS AND LASER TECHNOLOGY
(2022)
Article
Chemistry, Physical
Sourav Mandal, Tapan Kumar Nath
Summary: In this study, a Ni-Mn-X (X = Sn, In) type off-stoichiometric, polycrystalline magnetic shape memory alloy (MSMA) with nominal composition Ni42Mn43Cr4Sn11 (at. %) was thoroughly investigated. The alloy exhibited significant magnetic refrigeration properties close to room temperature due to doping with Cr at the Ni site. It crystallized into coexisting cubic L21 austenite and tetragonal L10 martensite phases, with the former being the dominant phase at room temperature. The alloy showed a wide working temperature range, large magnetic entropy changes, and high refrigerant capacities, making it a promising candidate for magnetic refrigeration applications near room temperature and opening up new research avenues for Heusler alloys of this type.
Article
Physics, Multidisciplinary
Laure Bsawmaii, Emilie Gamet, Yaya Lefkir, Sophie Neveu, Damien Jamon, Francois Royer
Summary: The beneficial combination of micro- and nano-patterned surfaces with magneto-optical materials has been examined in recent years. This paper presents the enhancement of a novel magneto-optical intensity effect using an all-dielectric grating on a magnetic nanocomposite layer. The effect is reciprocal and observed with transverse magnetic field, for both polarization (TE and TM) and small angles of incidence. The orientation of nanoparticles inside the magneto-optical film strongly affects this effect, which can be attributed to the magnetostrictive property of the CoFe2O4 nanoparticles.
NEW JOURNAL OF PHYSICS
(2023)
Article
Physics, Applied
Carmen Martin Valderrama, Mikel Quintana, Ane Martinez-de-Guerenu, Tomoki Yamauchi, Yuki Hamada, Yuichiro Kurokawa, Hiromi Yuasa, Andreas Berger
Summary: This comprehensive experimental study examines the limiting factors and physical mechanisms affecting the performance of transverse magneto-optical Kerr effect (T-MOKE) ellipsometry, focusing on achieving high sensitivity and reduced acquisition times. It is found that the best sensitivity is obtained with incident light polarization with balanced s-p components. The study also explores alternative measurement strategies and finds that the method's theoretical description accurately captures data for any s-p combination of the incoming light.
JOURNAL OF PHYSICS D-APPLIED PHYSICS
(2022)
Article
Materials Science, Multidisciplinary
Lik Nguong Lau, Kean Pah Lim, See Yee Chok, Amirah Natasha Ishak, Xiao Tong Hon, Yan Jing Wong, Mohd Mustafa Awang Kechik, Soo Kien Chen, Noor Baa'yah Ibrahim, Muralidhar Miryala, Masato Murakami, Abdul Halim Shaari
Summary: Incorporating the secondary oxide phase into the manganite composite enhances low-field magnetoresistance (LFMR), but leads to a slight reduction in LFMR as temperature decreases. The NiO nanoparticles act as a barrier to charge transport, causing an increase in resistivity for composite samples.
Article
Materials Science, Multidisciplinary
Lev Dorosinskiy, Sibylle Sievers, Xiukun Hu, Morris Lindner
Summary: In this study, the effect of the in-plane component of magnetic stray field on Magneto Optical Indicator Film (MOIF) sensors was investigated. By applying a small bias field with in-plane orientation, the complete vectorial value of stray field was determined, and it was shown that the effect of the in-plane field component can be neglected in a wide range of magnetic fields.
JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS
(2021)
Article
Physics, Fluids & Plasmas
A. H. Gevorgyan
Summary: We investigated the effects of a magnetic field on cholesteric liquid crystals and found that new Dirac points and magnetically induced transparency lines can appear. This nonreciprocal system can be used to create easily tunable multifunctional devices.
Article
Chemistry, Physical
Liting Lin, Xin Li, Hongyu Zhang
Summary: Silver paste is commonly used in gold surface finish as an environmentally friendly interconnection material in power electronics. The bonding properties of sintered silver joints on different gold-plated substrates were studied to understand the delamination at the Ag-Au interface and the mechanism of Ag-Au interconnection. The study found that the effect of grain size on Ag-Au diffusion is more significant than grain boundary type. Additionally, molecular dynamics simulation revealed that high angle grain boundaries in the gold-plated substrate promote faster diffusion of Ag atoms during the sintering stage.
APPLIED SURFACE SCIENCE
(2023)
Article
Chemistry, Inorganic & Nuclear
Daria O. Ignatyeva, Polina V. Golovko, Vladimir I. Belotelov
Summary: We investigate magnetophotonic microresonators formed by a magnetic layer sandwiched between two reflective multilayers with different layer arrangements, comparing quasicrystals with the Fibonacci layer sequence and aperiodic structures with the Thue-Morse sequence to conventional photonic crystal Bragg microresonators. The magneto-optical spectral properties of these structures are distinct and enable the excitation of multiple microresonator modes in a limited spectral range. The unique wavelength difference between the microresonator modes in quasicrystalline and aperiodic microresonators is crucial for applications involving the Faraday effect.
