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18–22 Mar 2021
Stony Brook, NY
US/Eastern timezone

Increasing photodetector light collection with metalenses

18 Mar 2021, 14:00
15m
Stony Brook, NY

Stony Brook, NY

Online [US/EST Timezone]
Photodetectors Photodetectors

Speaker

Chris Stanford (Harvard University)

Description

We present a design concept and preliminary results for a method to increase the light collected by a sparse array of SiPMs, by placing a metalens in front of each photodetector. A metalens is a flat lens that uses nanostructures on the surface to focus incident light. Metalenses offer similar focusing power to traditional lenses, but with reduced bulk and cost, and can be mass-produced in industry nanofabrication facilities. Their use could allow the next generation of large-scale noble element detectors to obtain an increase in their light collection and further their science reach while simultaneously reducing the required number of readout channels needed to meet their design goals.

Primary authors

Chris Stanford (Harvard University) Roxanne Guenette (Harvard University) Taylor Contreras (Harvard University)

Presentation materials