In2se3 photodetector
Witryna8 gru 2024 · Indium Selenide (In2Se3) is a newly emerged van der Waals (vdW) ferroelectric material, which unlike traditional insulating ferroelectric materials, is a semiconductor with a bandgap of about 1.36 eV. ... photodetector, electronic memory and photonic memory. This dual electrical and optical operation of the memories can … WitrynaThe In 2 Se 3 layers also show a good photoresponsivity of 340A/W, as well as 6 ms response time for the rise and 12 ms for the fall. These results make In 2 Se 3 atomic layers a promising candidate for the optoelectronic and photosensitive device applications. KEYWORDS: In 2 Se 3 monolayer PVD high mobility 2D materials …
In2se3 photodetector
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Witryna10 kwi 2024 · Here, we demonstrate a mixed-dimensional WS2/WSe2/p-Si unipolar barrier photodetector, in which 2D WS2 acts as the photon absorber, atomically thin WSe2 as the unipolar barrier, and 3D p-Si as the photogenerated carrier collector. ... Growth of centimeter-scale high-quality In2Se3 films for transparent, flexible and high … WitrynaIndium selenide (In2Se3) is an attractive layered semiconductor material with promising optoelectronic and piezoelectric applications. In this work, single-crystalline α-In2Se3 nanobelts are...
Witryna1 lut 2024 · The critical figures of merit for a photodetector, responsivity (R), external quantum efficiency ... (χ In2Se3 ∼4.64 eV), a type-II heterojunction is formed between β-In 2 Se 3 film and Si substrate. The corresponding energy band diagram at equilibrium is shown in Fig. 6 a. It can be seen that this type-II p-n heterojunction is helpful to ... Witryna9 lis 2024 · 2D materials are considered the future of electronics and photonics, stimulated by their remarkable performance. Among the 2D materials family, β-In 2 Se 3 shows good mobility, excellent photoresponsivity, and exotic ferroelectricity, making it suitable for a wide variety of applications.
Witryna10 kwi 2024 · Here, we demonstrate a mixed-dimensional WS2/WSe2/p-Si unipolar barrier photodetector, in which 2D WS2 acts as the photon absorber, atomically thin … Witryna21 maj 2024 · The photodetectors exhibit responsivity of 3 mA/W, peak specific detectivity (D*) of $10^9$ Jones, external quantum efficiency (EQE) of 0.67 % at 550 …
Witryna28 paź 2024 · Photodetectors Photodetector based on heterostructure of two-dimensional WSe2/In2Se3 DOI: Novel devices made from few-layer alpha-In2Se3 …
Witryna11 kwi 2024 · The vdWs stacked photodetector with an improved type-II band alignment not only realizes a broadband spectral response from visible to near infrared (405–905 nm), but also operates well with a diode-like behavior. This behavior is further confirmed by the high-resolution scanning photocurrent mapping. how early can you book train ticketsWitrynaHere, we proposed a feasible strategy that can simultaneously improve the responsivity and response speed of In 2 Se 3 -based photodetectors by applying the mechanical strain and producing the piezoresistive effect, which can synergistically modulate the band structure and boost the overall photodetecting performances. how early can you buy a flightWitryna8 lut 2024 · Two-dimensional α-In2Se3 has drawn broad attention due to its high photoresponse and unique room-temperature interlocked in-plane and out-of-plane ferroelectricity with an ultralow switching... how early can you buy license plates in ohioWitryna25 maj 2024 · The prepared photodetector exhibits a dark current of 0.13 pA and a maximum photocurrent of 7.87 pA at 2.62 mW cm −2 illumination intensity under 1 V bias, which implies that its ~60 on/off ratio. These test results show that the contact between the In 2 Se 3 and the electrode is good, and the ohmic contact and light … how early can you buy flowersWitryna23 mar 2024 · On the basis of the in-plane switchable diode effect and the narrow band gap (∼1.3 eV) of ferroelec. In2Se3, a prototypical nonvolatile memory device, which … how early can you check baggageWitrynaHere, we proposed a feasible strategy that can simultaneously improve the responsivity and response speed of In 2 Se 3 -based photodetectors by applying the mechanical … how early can you buy movie ticketsWitryna21 kwi 2015 · Furthermore, our patterned two-dimensional In2Se3 crystal arrays have been integrated and packaged to flexible photodetectors, yielding an ultrahigh external photoresponsivity of ∼1,650 A W (-1) at 633 nm. how early can you check bags for a flight