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Javier Tiffenberg

As seen in: Physical Review B, Om Radio
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Articles by Javier Tiffenberg

Dual-sided charge-coupled devices

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By Javier Tiffenberg, Daniel Egana-Ugrinovic, Miguel Haro, Centro Atómico Bariloche
| Physical Review B
Existing charge-coupled devices (CCDs) operate by detecting either the electrons or holes created in an ionization event. We propose an imager, the dual-sided CCD, which collects and measures both charge carriers on opposite sides of the device via a dual-buried channel architecture. We show that this dual detection strategy provides exceptional dark-count rejection and enhanced timing capabilities.
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Un laboratorio argentino saca fotos imposibles y busca materia oscura 2 km bajo tierra

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By Javier Tiffenberg
| Om Radio
El Laboratorio Argentino de Mediciones de Bajo Umbral de Detección y sus Aplicaciones (Lambda) avanza en investigaciones inéditas para el país que van desde sacar fotos en la más profunda oscuridad hasta buscar la materia oscura que existe en el universo y atraviesa el cuerpo humano, y a un año de inaugurarse realiza experimentos con datos tomados en una mina de Canadá a 2.000 metros bajo tierra, un lugar que permite escuchar «el murmullo» de esa materia misteriosa.
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