Charge-to-spin conversion in chiral monoatomic Te chains investigated using relativistic cylindrical waves technique
1Institute of General and Inorganic Chemistry of the Russian Academy of Sciences, Leninskii pr. 31, 119991 Moscow, Russia.
The Journal of Chemical Physics
|November 14, 2025
Summary
Chiral tellurium chains exhibit unique spin properties. Their electronic and spin states suggest potential for spintronic devices, enabling spin current generation and filtering.
Area of Science:
- Condensed Matter Physics
- Materials Science
- Spintronics
Background:
- Chiral atomic chains offer unique electronic and spin properties.
- Understanding spin transport in low-dimensional materials is crucial for spintronics.
Purpose of the Study:
- Investigate the electronic and spin states of chiral monoatomic tellurium (Te) chains.
- Assess the spin conductivity and selectivity for potential spintronic applications.
Main Methods:
- Employed the relativistic symmetrized linearized augmented cylindrical waves (SLAWC) method.
- Analyzed electronic band structures and boundary spin states.
- Qualitatively assessed spin and charge transfer mechanisms.
Main Results:
- Identified boundary spin states at the valence and conduction band edges involved in spin transfer.
- Determined that electron tunneling probability is higher for parallel alignment of electron spin and chirality vectors.
- Established qualitative assessments of spin conductivity and selectivity.
Conclusions:
- Chiral monoatomic Te chains show promise for spintronic applications.
- Potential for creating spin currents and filters.
- The spin-dependent tunneling effect is key to their functionality.
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