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Related papers: Spin-Dependent Amyloid Self-Assembly on Magnetic S…

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Triplet formation and its regulation have always been of central interest in understanding the photophysical behavior of living systems. In organic systems, excessive triplet formation poses significant challenges, as it can promote…

Biological Physics · Physics 2026-05-12 Parul Raghuvanshi , Vishvendra Singh Poonia

In chemistry and biochemistry, chirality represents the structural asymmetry characterized by non-superimposable mirror images for a material like DNA. In physics, however, chirality commonly refers to the spin-momentum locking of a…

Materials Science · Physics 2024-08-07 Binghai Yan

We use spectro-polarimetric data recorded by Hinode to analyze the magnetic field configuration of a part of a sunspot (AR 10923) where a bundle of penumbral filaments are intruding into its umbra. We want to explore the role of the sunspot…

Solar and Stellar Astrophysics · Physics 2024-05-15 Hashem Hamedivafa

Amyloidosis is a protein misfolding disease caused by the deposition of large, insoluble aggregates (amyloid fibrils) of protein in a tissue, which has been associated with various conditions, such as lymphoid disorders, Alzheimer's…

Chiral-induced spin selectivity (CISS) is a phenomenon in which electron spins are polarized as they are transported through chiral molecules, and the spin polarization depends on the handedness of the chiral molecule. In this study, we…

Mesoscale and Nanoscale Physics · Physics 2023-02-09 Nguyen Thanh Phuc

Altermagnetism, as a new branch of magnetism independent of traditional ferromagnetism and antiferromagnetism, has attracted extensive attention recently. At present, researchers have proved several kinds of three-dimensional altermagnets,…

Materials Science · Physics 2024-12-13 Wencong Sun , Haoshen Ye , Li Liang , Ning Ding , Shuai Dong , Shan-shan Wang

Pattern formation in spin systems with continuous-rotational symmetry (CRS) provides a powerful platform to study emergent complex magnetic phases and topological defects in condensed-matter physics. However, its understanding and…

The chirality induced spin selectivity (CISS) effect is a fascinating phenomena correlating molecular structure with electron spin-polarisation in excited state measurements. Experimental procedures to quantify the spin-filtering magnitude…

We demonstrate that nanoconfinement effects and in-plane magnetic anisotropy (IMA) can lead to tilted chiral spin textures in magnetic nanostructures, based on the analysis and simulation of theoretical models of micromagnetism. The tilted…

Mesoscale and Nanoscale Physics · Physics 2025-03-25 Wenlei Fu , Haiming Dong , Kai Chang

The occurrence of inhomogeneous spin-density distribution in multilayered ferromagnetic diluted magnetic semiconductor nanostructures leads to strong dependence of the spin-polarized transport properties on these systems. The spin-dependent…

Photo-magnetic effects (PMEs), intrinsic to transition metals, arises from the interaction between light-induced angu-lar momentum and electronic spin. These effects are suppressed in noble metals with high symmetry and electron density.…

Materials Science · Physics 2025-10-17 Tianwei Ouyang , Hang Su , Wanning Zhang , Yingying Duan , Yuxi Fang , Shunai Che , Yizhou Liu

A magnetic skyrmion observed experimentally in chiral magnets is a topologically protected spin texture. For their unique properties, such as high mobility under current drive, skyrmions have huge potential for applications in…

Materials Science · Physics 2016-03-23 Hong Chul Choi , Shi-Zeng Lin , Jian-Xin Zhu

Living cells dynamically modulate the local morphologies of their actin cytoskeletons to perform biological functions, including force transduction, intracellular transport, and cell division. A major challenge is to understand how diverse…

Biological Physics · Physics 2018-12-07 Simon L. Freedman , Glen M. Hocky , Shiladitya Banerjee , Aaron R. Dinner

Anti-ferromagnetic materials have the possibility to offer ultra fast, high data density spintronic devices. A significant challenge is the reliable detection of the state of the antiferromagnet, which can be achieved using exchange bias.…

Materials Science · Physics 2021-03-17 Sarah Jenkins , Roy. W. Chantrell , Richard. F. L. Evans

We combine experiments and theory to investigate the orientational dynamics of dipolar ellipsoids, which self-assemble into elongated ribbon-like structures due to the presence in each particle of a permanent magnetic moment perpendicular…

Soft Condensed Matter · Physics 2016-07-04 Fernando Martinez-Pedrero , Andrejs Cebers , Pietro Tierno

It is theoretically well established that a spin-dependent electron transmission generally appears in chiral systems, even without magnetic components, as long as a strong spin-orbit coupling is present in some of its elements. However, how…

Mesoscale and Nanoscale Physics · Physics 2023-07-03 M. A. García-Blázquez , W. Dednam , J. J. Palacios

We report the emergence of adsorption-induced magnetism from heterohelicene molecules on a non-magnetic Cu(100) surface. Spin-polarized low-energy electron microscopy (SP-LEEM) measurements reveal spin-dependent electron reflectivity for…

The magnetization dynamics in nanostructures has been extensively studied in the last decades, and nanomagnetism has evolved significantly over that time, discovering new effects, developing numerous applications, and identifying promising…

Materials Science · Physics 2022-10-03 Mateusz Zelent , Mathieu Moalic , Olav Hellwig , Anjan Barman , Maciej Krawczyk

We describe a new means for electrically creating spin polarization in semiconductors. In contrast to spin injection of electrons by tunneling through a reverse-biased Schottky barrier, we observe spin accumulation at the…

Materials Science · Physics 2009-11-10 J. Stephens , J. Berezovsky , J. P. McGuire , L. J. Sham , A. C. Gossard , D. D. Awschalom

Chirality pervades multiple scientific domains-physics, chemistry, biology, and astronomy-and profoundly influences their foundational principles. Recently, the chirality-induced spin selectivity (CISS) phenomenon has captured significant…