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Meso-photonic Detection with HgCdTe APDs at High Count Rates

The characterization results and analysis from the detection of meso-photonic laser pulses, characterized by zero to tens of photons per pulse, using an in-house developed detector module based on HgCdTe avalanche photodiodes (APDs) are reported. In this detector module, HgCdTe APDs is hybridized to...

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Bibliographic Details
Published in:Journal of electronic materials 2020-11, Vol.49 (11), p.6881-6892
Main Authors: Rothman, Johan, Pes, Salvatore, Bleuet, Pierre, Abergel, Julie, Gout, Sylvain, Nicolas, Jean-Alain, Rostaing, Jean-Pierre, Renet, Sebastien, Mathieu, Lydie, Le Perchec, Jérôme
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Language:English
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Summary:The characterization results and analysis from the detection of meso-photonic laser pulses, characterized by zero to tens of photons per pulse, using an in-house developed detector module based on HgCdTe avalanche photodiodes (APDs) are reported. In this detector module, HgCdTe APDs is hybridized to a specifically developed Si CMOS amplifier circuit with a low input noise and high bandwidth of 400 MHz that is shown to be capable of detecting single photon events at APD gain in excess of 100. The use of a Si CMOS amplifier with a high bandwidth is crucial to detect pulsed signals at high rates. With the present detector, this has enabled to detect temporally distinguishable single photon events up to a record rate of 500 MHz on a single solid-state detector. The capacity of the detector to characterize mesoscopic light states was demonstrated on an input state of an average of μ = 1.6 photons using a fitting procedure to extract the timing and amplitude of each pulse. This analog approach to analyze the detection of meso-photonic light is shown to be efficient to estimate the attenuated photon state and to calibrate detector characteristics such as the event detection efficiency (87%), the multiplication gain distribution and corresponding excess noise factor ( F  = 1.33) and the timing jitter distribution with a full width half maximum of FWHM= 277 ps.
ISSN:0361-5235
1543-186X
DOI:10.1007/s11664-020-08461-8