WebMWIR HgCdTe avalanche photodiodes. This paper reports results obtained on mid-wave IR x equals 0.3 Hg 1-x Cd x Te avalanche photodiodes (APDs) that utilize a cylindrical 'p … WebHgCdTe avalanche photodiodes (APDs) are used in mid-wavelength infrared (MWIR) photoelectric detectors in free-space optical communication, three-dimensional light detection, and ranging.
Impact ionization in HgCdTe avalanche photodiode
The SAM-APD test chip was mounted onto a 68-pin leadless chip carrier (LCC) and then loaded into a Janis STVP-100 two chamber liquid helium cryostat station with controlled temperature ranging from 150 to 200 K. The relative spectral response of the InAsSb-based MWIR SAM-APD was measured at both 150 K … See more An Intevac Modular Gen II molecular beam epitaxy (MBE) equipped with group III SUMO cells and group V valved crackers was used to grow the SAM-APD structure … See more After growth, the wafer was fabricated into the two-contact mesa-isolated devices with the sizes varying from 40 × 40 μm2 to 300 × 300 μm2 using our standard … See more WebMar 9, 2024 · The highest performance of the mid-wavelength infrared (MWIR) and long-wave infrared (LWIR) HgCdTe APDs has been obtained at low temperatures (77 K) with high gain at low reverse bias, low excess noise factor, and low dark currents (Reine et al. 2007; Beck et al. 2011; Kinch et al. 2004 ). rice cakes milk choc pesach kitniyot
Linear mode photon counting with the noiseless gain HgCdTe e-avalanche …
WebAug 10, 2024 · This paper mainly investigates the area-dependent gain and noise characteristics of mid-wavelength infrared (MWIR) Hg 0.7 Cd 0.3 Te planarelectron avalanche photodiodes (e-APDs) operated at 80 K. The 10-μm-radius diode exhibits low dark current in the magnitude of 10 –13 A below −5.5 V, high gain up to 1270 at −10 V, and low … WebJan 9, 2008 · The mid-wave infrared (MWIR) HgCdTe electron injection avalanche photodiode (e-APD) provides state-of-the-art 3μm to 5μm performance for the passive mode and high, low-noise, gain in the... WebJun 1, 2024 · In this article, the bandwidth characteristics of mid-wavelength infrared (MWIR) Hg 0.7 Cd 0.3 Te electron-APDs (e-APDs) are investigated by the Monte Carlo method. The simulated gain, excess noise, and carrier velocity agree well with the previously reported experimental data. red hot printing toronto