# Control over topological insulator photocurrents with light polarization

> Shows polarization-controlled photocurrents in topological insulators via spin-momentum locking — relevant to novel energy conversion mechanisms in quantum materials.

## Metadata
- Authors: J.W. McIver, D. Hsieh, H. Steinberg, P. Jarillo-Herrero, N. Gedik
- Journal: Nature Nanotechnology 7, 96–100
- Published: 2012
- DOI: https://doi.org/10.1038/nnano.2011.214
- Citations: 566
- Source: Semantic Scholar

## Technology Hub
- Hub: Neutrino Physics & Energy
- Discipline: Physics / Energy
- Hub URL: https://science-database.com/technology/neutrino-energy
- Hub llms.txt: https://science-database.com/technology/neutrino-energy/llms.txt

## Abstract
We demonstrate helicity-dependent photocurrents in topological insulator Bi₂Se₃ that are controlled by the circular polarization of incident light. The effect arises from spin-momentum locking of surface states.

## Links
- DOI: https://doi.org/10.1038/nnano.2011.214
- Semantic Scholar: https://www.semanticscholar.org/paper/Control-over-topological-insulator-photocurrents/McIver-Hsieh/2012
- JSON API: https://science-database.com/api/v1/technology/neutrino-energy

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Paper ID: curated-ne-08 | Hub: neutrino-energy