Super-resolution microscopy via fluctuation-enhanced spatial mode demultiplexing

We introduce a superresolution technique that combines spatial mode demultiplexing (SPADE) with emitter blinking. We show that temporal fluctuations not only enhance the precision of SPADE imaging, but also drastically simplify the measurement required to recover full object information -- in the presence of fluctuations, SPADE can be replaced by the much simpler image inversion interferometry. Both gains are enabled by exploiting temporal cumulants of the detected signal.

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Publication Details

Journal
Optics Express
Published
2026-08-26
DOI
https://doi.org/10.1364/oe.605623
Primary Topic
Digital Holography and Microscopy
Type
article
Field-Weighted Citation Impact
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article

Super-resolution microscopy via fluctuation-enhanced spatial mode demultiplexing

Stanisław Kurdziałek
Optics Express
Digital Holography and Microscopy
article

Super-resolution microscopy via fluctuation-enhanced spatial mode demultiplexing

Stanisław Kurdziałek
article en

Abstract

We introduce a superresolution technique that combines spatial mode demultiplexing (SPADE) with emitter blinking. We show that temporal fluctuations not only enhance the precision of SPADE imaging, but also drastically simplify the measurement required to recover full object information -- in the presence of fluctuations, SPADE can be replaced by the much simpler image inversion interferometry. Both gains are enabled by exploiting temporal cumulants of the detected signal.

Optics Express
Openalex Percentile: Top 97%
Digital Holography and Microscopy
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