Terahertz time-gated spectral imaging for content extraction through layered structures

Albert Redo-Sanchez; Barmak Heshmat; Alireza Aghasi; Salman Naqvi; Mingjie Zhang; Justin Romberg; Ramesh Raskar

doi:10.1038/ncomms12665

Nature Communications (Sep 2016)

Terahertz time-gated spectral imaging for content extraction through layered structures

Albert Redo-Sanchez,
Barmak Heshmat,
Alireza Aghasi,
Salman Naqvi,
Mingjie Zhang,
Justin Romberg,
Ramesh Raskar

Affiliations

Albert Redo-Sanchez: Department of Media arts and Sciences, MIT Media Lab, Massachusetts Institute of Technology
Barmak Heshmat: Department of Media arts and Sciences, MIT Media Lab, Massachusetts Institute of Technology
Alireza Aghasi: Department of Electrical and Computer Engineering, Georgia Institute of Technology
Salman Naqvi: Department of Media arts and Sciences, MIT Media Lab, Massachusetts Institute of Technology
Mingjie Zhang: Department of Media arts and Sciences, MIT Media Lab, Massachusetts Institute of Technology
Justin Romberg: Department of Electrical and Computer Engineering, Georgia Institute of Technology
Ramesh Raskar: Department of Media arts and Sciences, MIT Media Lab, Massachusetts Institute of Technology

DOI: https://doi.org/10.1038/ncomms12665
Journal volume & issue: Vol. 7, no. 1
pp. 1 – 7

Abstract

Read online

Terahertz radiation may be used to nondestructively detect and study defects and structures within materials. Here the authors use terahertz time-gated spectral imaging to extract occluded text from paper pages with subwavelength spacing.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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