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Wyświetlanie 1-4 z 4
Tytuł:
Van der Waals materials for HOT infrared detectors : a review
Autorzy:
Rogalski, Antoni
Powiązania:
https://bibliotekanauki.pl/articles/2063905.pdf
Data publikacji:
2022
Wydawca:
Polska Akademia Nauk. Stowarzyszenie Elektryków Polskich
Tematy:
2D material photodetectors
transition metal dichalcogenides photodetectors
HgCdTe photodiodes
high operating temperature infrared detectors
Opis:
In the last decade several papers have announced usefulness of two-dimensional materials for high operating temperature photodetectors covering long wavelength infrared spectral region. Transition metal dichalcogenide photodetectors, such as PdSe₂/MoS₂ and WS₂/HfS₂ heterojunctions, have been shown to achieve record detectivities at room temperature (higher than HgCdTe photodiodes). Under these circumstances, it is reasonable to consider the advantages and disadvantages of two-dimensional materials for infrared detection. This review attempts to answer the question thus posed.
Źródło:
Opto-Electronics Review; 2022, 30, 1; art. no. e140551
1230-3402
Pojawia się w:
Opto-Electronics Review
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Corrigendum to “Van der Waals materials for HOT infrared detectors : a review” [Opto-Electronics Review 30 (2022) e140551]
Autorzy:
Rogalski, Antoni
Powiązania:
https://bibliotekanauki.pl/articles/2063909.pdf
Data publikacji:
2022
Wydawca:
Polska Akademia Nauk. Stowarzyszenie Elektryków Polskich
Tematy:
2D material photodetectors
transition metal dichalcogenides photodetectors
HgCdTe photodiodes
high operating temperature infrared detectors
Źródło:
Opto-Electronics Review; 2022, 30, 2; art. no. e141441
1230-3402
Pojawia się w:
Opto-Electronics Review
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Comparison of performance limits of HOT HgCdTe photodiodes with 2D material infrared photodetectors
Autorzy:
Rogalski, Antoni
Kopytko, Małgorzata
Martyniuk, Piotr
Hu, Weida
Powiązania:
https://bibliotekanauki.pl/articles/1818250.pdf
Data publikacji:
2020
Wydawca:
Polska Akademia Nauk. Stowarzyszenie Elektryków Polskich
Tematy:
2D material photodetectors
HOT infrared detectors
HgCdTe photodiodes
p-i-n depleted photodiodes
BLIP performance
Opis:
The semiempirical rule, “Rule 07” specified in 2007 for P-on-n HgCdTe photodiodes has become widely popular within infrared community as a reference for other technologies, notably for III-V barrier photodetectors and type-II superlattice photodiodes. However, in the last decade in several papers it has been shown that the measured dark current density of HgCdTe photodiodes is considerably lower than predicted by benchmark Rule 07. Our theoretical estimates carried out in this paper support experimental data. Graphene and other 2D materials, due to their extraordinary and unusual electronic and optical properties, are promising candidates for high-operating temperature infrared photodetectors. In the paper their room-temperature performance is compared with that estimated for depleted P i-N HgCdTe photodiodes. Two important conclusions result from our considerations: the first one, the performance of 2D materials is lower in comparison with traditional detectors existing on global market (InGaAs, HgCdTe and type- II superlattices), and the second one, the presented estimates provide further encouragement for achieving low-cost and high performance HgCdTe focal plane arrays operating in high-operating temperature conditions.
Źródło:
Opto-Electronics Review; 2020, 28, 2; 82--92
1230-3402
Pojawia się w:
Opto-Electronics Review
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The determination of the carriers recombination parameters based on the HOT HgCdTe current-voltage characteristics
Autorzy:
Manyk, Tetiana
Rutkowski, Jarosław
Madejczyk, Paweł
Gawron, Waldemar
Martyniuk, Piotr
Powiązania:
https://bibliotekanauki.pl/articles/2074201.pdf
Data publikacji:
2022
Wydawca:
Polska Akademia Nauk. Stowarzyszenie Elektryków Polskich
Tematy:
HgCdTe
MWIR detectors
dark current
I-V characteristics
recombination
Opis:
A theoretical analysis of the mid-wavelength infrared range detectors based on the HgCdTe materials for high operating temperatures is presented. Numerical calculations were compared with the experimental data for HgCdTe heterostructures grown by the MOCVD on the GaAs substrates. Theoretical modelling was performed by the commercial platform SimuAPSYS (Crosslight). SimuAPSYS fully supports numerical simulations and helps understand the mechanisms occurring in the detector structures. Theoretical estimates were compared with the dark current density experimental data at the selected characteristic temperatures: 230 K and 300 K. The proper agreement between theoretical and experimental data was reached by changing Auger-1 and Auger-7 recombination rates and Shockley-Read-Hall carrier lifetime. The level of the match was confirmed by a theoretical evaluation of the current responsivity and zero-bias dynamic resistance area product (R0A) of the tested detectors.
Źródło:
Opto-Electronics Review; 2022, 30, 2; art. no. e141596
1230-3402
Pojawia się w:
Opto-Electronics Review
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-4 z 4

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