Publications by Ming-Lo Wu | EPFL Graph Search

Developing photodetectors for future RICH particle detector applications

Claudio Bruschini, Edoardo Charbon, Utku Karaca, Ming-Lo Wu, Won Yong Ha

The proposed next generation of particle physics experiments utilizing ring imaging Cherenkov detectors (RICH) will require photodetectors with 100 ps timing, mm2 granularity, large active area and the ability to operate in increasingly harsh environments. ...

SPIE2025

Single-Photon Avalanche Diode Image Sensors for Harsh Radiation Environments

Ming-Lo Wu

The space industry has experienced substantial growth in recent years, leading to rapid advancements in space exploration and space-based technologies. Consequently, the study of electronics and sensor performance in extreme environments has become crucial ...

EPFL2024

Single-Photon Avalanche Diode for Scalable Particle Detection

Claudio Bruschini, Edoardo Charbon, Francesco Gramuglia, Ekin Kizilkan, Ming-Lo Wu, Emanuele Ripiccini

Single-photon avalanche diodes (SPADs), also referred to as Geiger-mode avalanche photodiodes, are primarily utilized in photon detection and counting. In this work, we present a measurement of the time-of-flight of minimum ionizing particles with outstand ...

IEEE2023

Sub-10 ps Minimum Ionizing Particle Detection With Geiger-Mode APDs

Claudio Bruschini, Edoardo Charbon, Francesco Gramuglia, Ming-Lo Wu, Carlo Alberto Fenoglio, Emanuele Ripiccini

Major advances in silicon pixel detectors, with outstanding timing performance, have recently attracted significant attention in the community. In this work we present and discuss the use of state-of-the-art Geiger-mode APDs, also known as single-photon av ...

FRONTIERS MEDIA SA2022

A Low-noise CMOS SPAD Pixel with 12.1 ps SPTR and 3 ns Dead Time

Claudio Bruschini, Edoardo Charbon, Francesco Gramuglia, Myung Jae Lee, Ming-Lo Wu

In this paper, we present the first CMOS SPAD with performance comparable or better than that of the best custom SPADs, to date. The SPAD-based design, fully integrated in 180 nm CMOS technology, achieves a peak PDP of 55% at 480nm with a very broad spectr ...

2022

Radiation Hardness Study of Single-Photon Avalanche Diode for Space and High Energy Physics Applications

Edoardo Charbon, Francesco Gramuglia, Kazuhiro Morimoto, Ekin Kizilkan, Pouyan Keshavarzian, Ming-Lo Wu, Carlo Alberto Fenoglio, Emanuele Ripiccini

The radiation hardness of 180 nm complementary metal-oxide-semiconductor (CMOS) and 55 nm bipolar-CMOS-double-diffused MOS single-photon avalanche diodes (SPADs) is studied using 10 MeV and 100 MeV protons up to a displacement damage dose of 1 PeV/g. It is ...

MDPI2022

SPAD Microcells with 12.1 ps SPTR for SiPMs in TOF-PET Applications

Claudio Bruschini, Edoardo Charbon, Francesco Gramuglia, Myung Jae Lee, Ming-Lo Wu

IEEE2021

Superluminal Motion-Assisted Four-Dimensional Light-in-Flight Imaging

Edoardo Charbon, Kazuhiro Morimoto, Andrei Ardelean, Ming-Lo Wu

Advances in high-speed imaging techniques have opened new possibilities for capturing ultrafast phenomena such as light propagation in air or through media. Capturing light in flight in three-dimensional xyt space has been reported based on various types o ...

American Physical Society2021

Fluorescence lifetime imaging with a megapixel SPAD camera and neural network lifetime estimation

Claudio Bruschini, Edoardo Charbon, Kazuhiro Morimoto, Ming-Lo Wu

Fluorescence lifetime imaging microscopy (FLIM) is a key technology that provides direct insight into cell metabolism, cell dynamics and protein activity. However, determining the lifetimes of different fluorescent proteins requires the detection of a rela ...

NATURE RESEARCH2020

Megapixel time-gated SPAD image sensor for 2D and 3D imaging applications

Claudio Bruschini, Edoardo Charbon, Ivan Michel Antolovic, Arin Can Ülkü, Kazuhiro Morimoto, Andrei Ardelean, Ming-Lo Wu

We present a 1 Mpixel single-photon avalanche diode camera featuring 3.8 ns time gating and 24 kips frame rate, fabricated in 180 nm CMOS image sensor technology. We designed two pixels with a pitch of 9.4 mu m in 7 T and 5.75 T configurations respectively ...

2020