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Samuel Burri

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Related publications (42)

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LinoSPAD2: an FPGA-based , hardware-reconfigurable 512x1 single-photon camera system

Edoardo Charbon, Claudio Bruschini, Samuel Burri, Tommaso Milanese, Ermanno Bernasconi

We report on LinoSPAD2, a single-photon camera system, comprising a 512x1 single-photon avalanche diode (SPAD) front -end and one or two FPGA-based back-ends. Digital signals generated by the SPADs are processed by the FPGA in real time, whereas the FPGA o ...

Optica Publishing Group2023

Towards quantum 3D imaging devices

Edoardo Charbon, Claudio Bruschini, Samuel Burri, Arin Can Ülkü, Paul Mos, Michael Alan Wayne

We introduce a new generation of 3D imaging devices based on quantum plenoptic imaging. Position-momentum entanglement and photon number correlations are exploited to provide a scan-free 3D image after post-processing of the collected light intensity signa ...

2021

Widefield High Frame Rate Single-Photon SPAD Imagers for SPIM-FCS

Edoardo Charbon, Claudio Bruschini, Andrei Ardelean, Samuel Burri

Photon-counting sensors based on standard complementary metal-oxide-semiconductor single-photon avalanche diodes (SPADs) represent an emerging class of imagers that enable the counting and/or timing of single photons at zero readout noise (better than high ...

2018

Heralded Spectroscopy: a new single-particle probe for nanocrystal photophysics

Edoardo Charbon, Claudio Bruschini, Samuel Burri, Arin Can Ülkü, Ivan Michel Antolovic

Semiconductor nanocrystals feature multiply-excited states that display intriguing physics and significantly impact nanocrystal-based technologies. Fluorescence supplies a natural probe to investigate these states. Still, direct observation of multiexciton ...

SPIE2023

LinoSPAD2: a 512x1 linear SPAD camera with system-level 135-ps SPTR and a reconfigurable computational engine for time-resolved single-photon imaging

Edoardo Charbon, Claudio Bruschini, Samuel Burri, Arin Can Ülkü, Tommaso Milanese, Ermanno Bernasconi

The LinoSPAD2 camera combines a 512×1 linear single-photon avalanche diode (SPAD) array with an FPGA-based photon-counting and time-stamping platform, to create a reconfigurable sensing system capable of detecting single photons. The read-out is fully para ...

SPIE2023

A Bit Too Much? High Speed Imaging from Sparse Photon Counts

Edoardo Charbon, Claudio Bruschini, Samuel Burri

Recent advances in photographic sensing technologies have made it possible to achieve light detection in terms of a single photon. Photon counting sensors are being increasingly used in many diverse applications. We address the problem of jointly recoverin ...

IEEE2019

Comparison of Two Cameras based on Single Photon Avalanche Diodes (SPADs) for Fluorescence Lifetime Imaging Application with Picosecond Resolution

Edoardo Charbon, Claudio Bruschini, Samuel Burri, Francesco Regazzoni, François Eric Powolny

We report on a comparative study of two time-resolved cameras based on digital Single Photon Avalanche Diodes (SPADs) for Fluorescen ce Lifetime Imaging applications. In contrast to standard imagers such as cameras, SPAD imagers provide intensity as well a ...

2013

Challenges and Solutions to Next-Generation Single-Photon Imagers

Samuel Burri

Detecting and counting single photons is useful in an increasingly large number of applications. Most applications require large formats, approaching and even far exceeding 1 megapixel. In this thesis, we look at the challenges of massively parallel photon ...

EPFL2016

SPAD imagers for super resolution localization microscopy enable analysis of fast fluorophore blinking

Edoardo Charbon, Claudio Bruschini, Ivan Michel Antolovic, Samuel Burri

sCMOS imagers are currently utilized (replacing EMCCD imagers) to increase the acquisition speed in super resolution localization microscopy. Single-photon avalanche diode (SPAD) imagers feature frame rates per bit depth comparable to or higher than sCMOS ...

Nature Research2017

LinoSPAD: A Compact Linear SPAD Camera System with 64 FPGA-Based TDC Modules for Versatile 50 ps Resolution Time-Resolved Imaging

Edoardo Charbon, Claudio Bruschini, Samuel Burri

The LinoSPAD camera system is a modular, compact and versatile time-resolved camera system, combining a linear 256 high fill factor pixel CMOS SPAD (single-photon avalanche diode) sensor with an FPGA (field-programmable gate array) and USB 3.0 transceiver ...

2017

Light- field tomographic fluorescence lifetime imaging microscopy

Edoardo Charbon, Claudio Bruschini, Samuel Burri

Fluorescence lifetime imaging microscopy (FLIM) is a powerful imaging technique that enables the visualization of biological samples at the molecular level by measuring the fluorescence decay rate of fluorescent probes. This provides critical information a ...

National Academy of Sciences2024

Photon-Counting Arrays for Time-Resolved Imaging

Edoardo Charbon, Claudio Bruschini, Ivan Michel Antolovic, Samuel Burri

The paper presents a camera comprising 512 x 128 pixels capable of single-photon detection and gating with a maximum frame rate of 156 kfps. The photon capture is performed through a gated single-photon avalanche diode that generates a digital pulse upon p ...

MDPI2016

Towards video-rate compressive spontaneous Raman imaging using single-photon avalanche diode arrays

Edoardo Charbon, Claudio Bruschini, Samuel Burri

Compressive Raman imaging has emerged as a promising technique to speed up chemical imaging by compressing the data during acquisition. Yet, current scanning imaging speed is fundamentally limited by the sensors pixel dwell times of at best 1µs. Here, we i ...

SPIE2024

Certification of the efficient random number generation technique based on single-photon detector arrays and time-to-digital converters

Edoardo Charbon, Samuel Burri

True random number generators (TRNGs) allow the generation of true random bit sequences, guaranteeing the unpredictability and perfect balancing of the generated values. TRNGs can be realised from the sampling of quantum phenomena, for instance, the detect ...

Wiley2021

Fast Two-Photon Interferometer Capable of Spectral Binning for Quantum Telescopy

Edoardo Charbon, Claudio Bruschini, Samuel Burri, Ermanno Bernasconi

We describe a novel type of two-photon interferometer, capable of spectral binning, for quantum-assisted astrometry. We also demonstrated a single-photon spectrometer with spectral and timing resolutions of 0.1 nm and 50 ps, which can be used for this purp ...

Optical Society of America2023

Using Heralded Spectrometry to Measure the Biexciton Binding Energy of an Individual Quantum Dot

Edoardo Charbon, Claudio Bruschini, Samuel Burri, Arin Can Ülkü, Ivan Michel Antolovic

Spectrometry of a quantum state of light is a fundamental challenge with practical implications. Here, we demonstrate how such a technique can super-resolve the exciton and biexciton energies in a single quantum dot at room temperature. ...

Optica2022

GPU-based data processing for speeding-up correlation plenoptic imaging

Edoardo Charbon, Claudio Bruschini, Samuel Burri, Arin Can Ülkü, Paul Mos, Michael Alan Wayne

Correlation plenoptic imaging (CPI) is a novel technological imaging modality enabling to overcome drawbacks of standard plenoptic devices, while preserving their advantages. However, a major challenge in view of real-time application of CPI is related to ...

2024

Jailbreak Imagers: Transforming a Single-Photon Image Sensor into a True Random Number Generator

Edoardo Charbon, Claudio Bruschini, Samuel Burri, Francesco Regazzoni

2013

Time Domain NIRS Optode based on Null/Small Source-Detector Distance for Wearable Applications

Edoardo Charbon, Claudio Bruschini, Samuel Burri

We present the designs of novel optode based probes integrating light detection and light-pulsing electronics in a single CMOS chip with functional blocks such as a fast pulse-laser driver and synchronized single-photon detection circuit, while exploiting ...

IEEE2019

Monolithic SPAD Arrays for High-Performance, Time-Resolved Single-Photon Imaging

Edoardo Charbon, Claudio Bruschini, Ivan Michel Antolovic, Samuel Burri, Arin Can Ülkü, Chunmin Zhang, Scott Anthony Lindner

SPAD (single-photon avalanche diode) arrays are single-photon sensors, which enable photon counting and unparalleled time-resolved imaging. In this paper, we will detail the architecture and characteristics of three representative SPAD arrays, implemented ...

IEEE2018