activity
20222026
most citedFast Single-Quantum Measurement with a Multi-Amplifier Sensing Charge-Coupled Device

14 citations · 32 across the 12 of their papers we have counts for

collaborators

12 papers

cond-mat.mes-hall2026

Scalable Multiple Electron Transport Architectures for Feedback Traceable Current Sources

Agustin Javier Lapi, Guillermo Fernandez Moroni, Fernando Chierchie +8

We present a scalable electron-counting current cell based on a floating gate architecture operated as a Multiple Electron Transport device (MET). The system enables controlled inj…

astro-ph.IM2026

In situ cryogenic characterization of proton damage in thick p-channel skipper CCDs

Brandon M. Roach, Brenda Cervantes Vergara, Alex Drlica-Wagner +14

Skipper charge-coupled devices (CCDs) are an offshoot of standard silicon pixel detectors and are capable of performing repeated non-destructive charge measurements, enabling deepl…

physics.ins-det2026

MAS-CCD: New technique for measuring low-level charge content based on the multiple amplifier architecture

Miqueas E. Gamero, Guillermo Fernández Moroni, Fernando Chierchie +4

Low-noise detectors are a key technology for the next generation of astronomical instruments aimed at spectroscopy of faint objects and the search for exoplanets. In this context,…

astro-ph.IM2025

Characterization of the Cherenkov Photon Background for Low-Noise Silicon Detectors in Space

Manuel E. Gaido, Javier Tiffenberg, Alex Drlica-Wagner +7

Future space observatories that seek to perform imaging and spectroscopy of faint astronomical sources will require ultra-low-noise detectors that are sensitive over a broad wavele…

astro-ph.CO2025★ 2 cited

The Spectroscopic Stage-5 Experiment

Robert Besuner, Arjun Dey, Alex Drlica-Wagner +106

The existence, properties, and dynamics of the dark sectors of our universe pose fundamental challenges to our current model of physics, and large-scale astronomical surveys may be…

astro-ph.IM2025

Multiple-Amplifier Sensing Charged-Coupled Device: Model and improvement of the Node Removal Efficiency

Blas J. Irigoyen Gimenez, Miqueas E. Gamero, Claudio R. Chavez Blanco +6

The Multiple Amplifier Sensing Charge-Coupled Device (MAS-CCD) has emerged as a promising technology for astronomical observation, quantum imaging, and low-energy particle detectio…

astro-ph.IM2025★ 2 cited

Readout Optimization of Multi-Amplifier Sensing Charge-Coupled Devices for Single-Quantum Measurement

Ana M. Botti, Brenda A. Cervantes-Vergara, Claudio R. Chavez +15

The non-destructive readout capability of the Skipper Charge Coupled Device (CCD) has been demonstrated to reduce the noise limitation of conventional silicon devices to levels tha…

physics.ins-det2025

Towards a quantum realization of the ampere using single-electron resolution Skipper-CCDs

Miqueas Gamero, Agustin Lapi, Blas Irigoyen Gimenez +7

This paper presents a proof-of-concept demonstration of the Skipper-CCD, a sensor with single-electron counting capability, as a promising technology for implementing an electron-p…

astro-ph.IM2024★ 5 cited

Sixteen Multiple-Amplifier Sensing Charge-Coupled Devices and Characterization Techniques Targeting the Next Generation of Astronomical Instruments

Agustin J. Lapi, Blas J. Irigoyen Gimenez, Miqueas E. Gamero +8

We present a candidate sensor for future spectroscopic applications, such as a Stage-5 Spectroscopic Survey Experiment or the Habitable Worlds Observatory. This type of charge-coup…

astro-ph.IM2024★ 9 cited

Skipper-in-CMOS: Non-Destructive Readout with Sub-Electron Noise Performance for Pixel Detectors

Agustin J. Lapi, Miguel Sofo-Haro, Benjamin C. Parpillon +15

The Skipper-in-CMOS image sensor integrates the non-destructive readout capability of Skipper Charge Coupled Devices (Skipper-CCDs) with the high conversion gain of a pinned photod…

astro-ph.IM2023★ 14 cited

Fast Single-Quantum Measurement with a Multi-Amplifier Sensing Charge-Coupled Device

Ana M. Botti, Brenda A. Cervantes-Vergara, Claudio R. Chavez +11

A novel readout architecture that uses multiple non-destructive floating-gate amplifiers to achieve sub-electron readout noise in a thick, fully-depleted silicon detector is presen…

astro-ph.IM2022

Design of a Skipper CCD Focal Plane for the SOAR Integral Field Spectrograph

Edgar Marrufo Villalpando, Alex Drlica-Wagner, Marco Bonati +14

We present the development of a Skipper Charge-Coupled Device (CCD) focal plane prototype for the SOAR Telescope Integral Field Spectrograph (SIFS). This mosaic focal plane consist…