English
Related papers

Related papers: Chiral-induced unidirectional spin-to-charge conve…

200 papers

The notion of chiral-induced spin selectivity (CISS) has attracted intensive research interest recently. However, the practical applications of the CISS effects face challenges due to relatively low spin polarization. In this Letter, we…

Mesoscale and Nanoscale Physics · Physics 2024-02-05 Wei Liu , Jingqi Chen , Wenjie Dou

In connection to the chiral-induced spin-selectivity (CISS) effect, we theoretically analyze the electronic and spin states of edges of a finite $p$-orbital helical atomic chain with the intra-atomic spin-orbit interaction (SOI). This model…

Mesoscale and Nanoscale Physics · Physics 2023-12-25 Takemitsu Kato , Yasuhiro Utsumi , Ora Entin-Wohlman , Amnon Aharony

Electrical generation and transduction of polarized electron spins in semiconductors are of central interest in spintronics and quantum information science. While spin generation in semiconductors has been frequently realized via electrical…

Recently, chirality-induced spin selectivity (CISS) has been observed in chiral molecules and is attractive for application in magnetoresistance (MR) devices. In this study, we fabricate CISS-based nanodevices consisting of chiral molecules…

Chirality-induced spin selectivity (CISS) was recently observed in photo-excited donor-chiral bridge-acceptor molecules, but a predictive theory able to explain available experiments is still lacking. Here we show that low-energy torsional…

Chiral materials exhibit a spin filtering effect, so-called chirality-induced spin selectivity (CISS). A recent observation of spin accumulation at the ends of a chiral-structured superconductor has opened up a new pathway for studying the…

Superconductivity · Physics 2025-03-12 Keito Hara , Youichi Yanase

In the last decade, chirality-induced spin selectivity (CISS) has been attracting extensive interest. However, there still exists a large gap between experiments and quantitative theoretical results, and the microscopic mechanism of CISS,…

Mesoscale and Nanoscale Physics · Physics 2023-10-18 Chenchen Wang , Zeng-Ren Liang , Xiao-Feng Chen , Ai-Min Guo , Guanghao Ji , Qing-Feng Sun , Yong Yan

Chiral-induced spin selectivity (CISS), whereby helical molecules polarize the spin of electrical current, is an intriguing effect with potential applications in nanospintronics. In this nascent field, the study of paramagnetic chiral…

Chiral molecules can selectively transport electrons of a particular spin orientation, yet the underlying mechanism remain poorly understood. Here, we present theoretical evidence that electrons propagating through chiral materials with…

Materials Science · Physics 2024-03-01 Xiaoming Wang , Yeming Xian , Yanfa Yan

Chirally Induced Spin Selectivity (CISS) is a transport phenomenon observed in both linear and non-linear regimes, where the spin-orbit coupling (SOC) acts as the key driver and electron tunneling serves as the dominant mechanism for charge…

Mesoscale and Nanoscale Physics · Physics 2024-01-05 Miguel Mena , Bertrand Berche , Ernesto Medina

The chirality-induced spin selectivity (CISS), demonstrated in diverse chiral molecules by numerous experimental and theoretical groups, has been attracting extensive and ongoing interest in recent years. As the secondary structure of DNA,…

Mesoscale and Nanoscale Physics · Physics 2020-11-11 Pei-Jia Hu , Si-Xian Wang , Xiao-Hui Gao , Yan-Yang Zhang , Tie-Feng Fang , Ai-Min Guo , Qing-Feng Sun

The discovery of the chiral induced spin selectivity effect has provided a novel tool to study how active physical and chemical mechanism may differ in chiral enantiomers, however, the origin of the effect itself is yet an open question. In…

Mesoscale and Nanoscale Physics · Physics 2026-04-17 J. Fransson

The origin and function of chirality in DNA, proteins, and other building blocks of life represent a central question in biology. Observations of spin polarization and magnetization associated with electron transport through chiral…

For over two decades, the role of structural chirality in spin polarization has been widely investigated, with implications for the origins of life, catalysis, and quantum phenomena. Yet, it remains unclear whether all chirality-induced…

Mesoscale and Nanoscale Physics · Physics 2025-05-12 Pius M. Theiler , Sander Driessen , Matthew C. Beard

Chiral-induced spin selectivity (CISS) has been shown to enhance magnetic sensitivity in radical pair mechanism (RPM) models under specific Hamiltonian conditions, yet whether these enhancements persist across a broader parameter space…

Biological Physics · Physics 2026-05-22 Tristen Gwynn , Betony Adams , Francesco Petruccione

Photoexcitable donor-bridge-acceptor (D-B-A) molecules that support intramolecular charge transfer are ideal platforms to probe the influence of chiral-induced spin selectivity (CISS) in electron transfer and resulting radical pairs. In…

Quantum Physics · Physics 2023-04-27 Laura A. Völker , Konstantin Herb , Erika Janitz , Christian L. Degen , John M. Abendroth

The observation of chiral-induced spin selectivity (CISS) in biological molecules still awaits a full theoretical explanation. In a recent Rapid Communication, Varela et al. [Phys. Rev. B 101, 241410(R) (2020)] presented a model for…

Mesoscale and Nanoscale Physics · Physics 2021-02-24 Ora Entin-Wohlman , Amnon Aharony , Yasuhiro Utsumi

Carbon nanotubes (CNTs) are promising materials exhibiting exceptional strength, electrical conductivity, and thermal properties, making them promising for various technologies. Besides achiral configurations with a zigzag or armchair edge,…

Mesoscale and Nanoscale Physics · Physics 2025-10-09 Börge Göbel , Ingrid Mertig , Samir Lounis

We show how a spin polarization can be generated through the photo-induced electron transfer of an achiral donor-acceptor complex following chiral light excitation. In particular, we illustrate the basic energetic and symmetry requirements…

Chemical Physics · Physics 2026-03-10 Sindhana Pannir-Sivajothi , David T. Limmer

Radical pairs in the flavoprotein cryptochrome are central to various magnetically sensitive biological processes, including the proposed mechanism of avian magnetoreception. Cryptochrome's molecular chirality has been hypothesized to…

Quantum Physics · Physics 2025-05-06 Luke D. Smith , Sukesh Tallapudi , Matt C. J. Denton , Daniel R. Kattnig