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10:09
Evaluation and Manipulation of Neural Activity Using Two-Photon Holographic Microscopy
Published on: September 16, 2022
Ghost imaging without discord.
Jeffrey H Shapiro1, Dheera Venkatraman, Franco N C Wong
1Research Laboratory of Electronics, Massachusetts Institute of Technology 77 Massachusetts Avenue, Cambridge, Massachusetts 02139, USA. jhs@mit.edu
Scientific Reports
|May 16, 2013
Summary
Quantum discord is not essential for spatial light modulator ghost imaging. This study demonstrates that ghost-image formation using structured illumination does not rely on quantum discord, challenging previous assumptions.
Area of Science:
- Quantum Optics
- Quantum Information Science
Background:
- Previous research suggested quantum discord's role in pseudothermal ghost imaging.
- Ghost imaging utilizes correlations between light beams to form images.
Purpose of the Study:
- To investigate the necessity of quantum discord in spatial light modulator (SLM) ghost imaging.
- To clarify the role of quantum correlations in structured illumination ghost imaging.
Main Methods:
- Analysis of ghost-image formation using SLM with pseudorandom number generator output.
- Theoretical examination of the influence of quantum discord on the imaging process.
Main Results:
- Quantum discord was found to play no role in SLM ghost imaging.
- Ghost-image formation was demonstrated using structured laser light without quantum discord.
Conclusions:
- The necessity of quantum discord for ghost imaging is questioned.
- Quantum discord is not a prerequisite for ghost imaging techniques employing structured illumination.