JP7654846B2 - 統合された窒化アルミニウムシード又は導波層を備えたsnspd - Google Patents
統合された窒化アルミニウムシード又は導波層を備えたsnspd Download PDFInfo
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- JP7654846B2 JP7654846B2 JP2024021311A JP2024021311A JP7654846B2 JP 7654846 B2 JP7654846 B2 JP 7654846B2 JP 2024021311 A JP2024021311 A JP 2024021311A JP 2024021311 A JP2024021311 A JP 2024021311A JP 7654846 B2 JP7654846 B2 JP 7654846B2
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- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/02—Details
- G01J1/04—Optical or mechanical part supplementary adjustable parts
- G01J1/0407—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings
- G01J1/0437—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings using masks, aperture plates, spatial light modulators, spatial filters, e.g. reflective filters
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- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
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- H10N60/00—Superconducting devices
- H10N60/01—Manufacture or treatment
- H10N60/0268—Manufacture or treatment of devices comprising copper oxide
- H10N60/0801—Manufacture or treatment of filaments or composite wires
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- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
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- H10N60/00—Superconducting devices
- H10N60/80—Constructional details
- H10N60/84—Switching means for devices switchable between superconducting and normal states
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
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- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/02—Details
- G01J1/04—Optical or mechanical part supplementary adjustable parts
- G01J1/0407—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings
- G01J1/0425—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings using optical fibers
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- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/02—Details
- G01J1/04—Optical or mechanical part supplementary adjustable parts
- G01J1/0488—Optical or mechanical part supplementary adjustable parts with spectral filtering
- G01J2001/0496—Optical or mechanical part supplementary adjustable parts with spectral filtering using fiber Bragg gratings
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- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/44—Electric circuits
- G01J2001/4413—Type
- G01J2001/442—Single-photon detection or photon counting
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- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/10—Radiation pyrometry, e.g. infrared or optical thermometry using electric radiation detectors
- G01J5/20—Radiation pyrometry, e.g. infrared or optical thermometry using electric radiation detectors using resistors, thermistors or semiconductors sensitive to radiation, e.g. photoconductive devices
- G01J2005/208—Radiation pyrometry, e.g. infrared or optical thermometry using electric radiation detectors using resistors, thermistors or semiconductors sensitive to radiation, e.g. photoconductive devices superconductive
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- H—ELECTRICITY
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- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N60/00—Superconducting devices
- H10N60/01—Manufacture or treatment
- H10N60/0241—Manufacture or treatment of devices comprising nitrides or carbonitrides
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- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Superconductor Devices And Manufacturing Methods Thereof (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Description
Claims (17)
- 超電導ナノワイヤ単一光子検出器(SNSPD)デバイスであって:
基板と;
前記基板上の分布ブラッグ反射鏡であって、前記分布ブラッグ反射鏡は複数の二重層を含み、各二重層は、第1の金属窒化物である第1の材料の下層と、前記第1の材料よりも高い屈折率を有する第2の材料の上層とを含む、前記分布ブラッグ反射鏡と;
前記第1の金属窒化物である第1の材料のシード層であって、前記分布ブラッグ反射鏡の上層の上にあり、当該上層と直接接触し、各二重層の下層よりも薄いシード層と;
前記シード層と直接接触し、シード材料の前記第1の金属窒化物とは異なる第2の金属窒化物である超電導線材と
を含む、デバイス。 - 前記複数の二重層の最下層の二重層の前記第1の材料の前記下層が前記分布ブラッグ反射鏡の最下層である、請求項1に記載のデバイス。
- 前記最下層の二重層の前記第1の材料の前記下層が前記基板と直接接触する、請求項2に記載のデバイス。
- 前記基板がシリコンウエハである、請求項2に記載のデバイス。
- 前記第1の材料が窒化アルミニウムである、請求項1に記載のデバイス。
- 前記第2の材料が、a-Si、TiO2及びNb2O5からなる群から選択される、請求項5に記載のデバイス。
- 前記第2の金属窒化物が、窒化ニオブ、窒化チタン、又は窒化ニオブチタンである、請求項5に記載のデバイス。
- 前記第2の金属窒化物がδ相NbNを含む、請求項7に記載のデバイス。
- 前記シード層が、約4~50nmの厚さを有する、請求項5に記載のデバイス。
- 前記分布ブラッグ反射鏡が約1500~1600nmの光に対して最大反射率を有するように構成されている、請求項9に記載のデバイス。
- 前記超電導線材が4~50nmの厚さを有する、請求項1に記載のデバイス。
- 前記超電導線材上にキャッピング層をさらに含む、請求項1に記載のデバイス。
- 前記キャッピング層がアモルファスシリコンである、請求項12に記載のデバイス。
- 前記超電導線材が複数のワイヤ部分を含み、前記複数のワイヤ部分を分離するトレンチが前記キャッピング層を貫通している、請求項12に記載のデバイス。
- 前記複数のワイヤ部分を分離するトレンチが前記分布ブラッグ反射鏡内に延在していない、請求項14に記載のデバイス。
- 前記トレンチが前記シード層内に延在していない、請求項15に記載のデバイス。
- 前記トレンチが前記シード層内に延在している、請求項15に記載のデバイス。
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202062969611P | 2020-02-03 | 2020-02-03 | |
| US62/969,611 | 2020-02-03 | ||
| PCT/US2021/015798 WO2021216162A2 (en) | 2020-02-03 | 2021-01-29 | Snspd with integrated aluminum nitride seed or waveguide layer |
| JP2022547147A JP7440649B2 (ja) | 2020-02-03 | 2021-01-29 | 統合された窒化アルミニウムシード又は導波層を備えたsnspd |
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| JP2022547147A Division JP7440649B2 (ja) | 2020-02-03 | 2021-01-29 | 統合された窒化アルミニウムシード又は導波層を備えたsnspd |
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| JP2024073442A JP2024073442A (ja) | 2024-05-29 |
| JP7654846B2 true JP7654846B2 (ja) | 2025-04-01 |
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| JP2024021311A Active JP7654846B2 (ja) | 2020-02-03 | 2024-02-15 | 統合された窒化アルミニウムシード又は導波層を備えたsnspd |
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Country Status (5)
| Country | Link |
|---|---|
| US (1) | US11788883B2 (ja) |
| EP (1) | EP4100707A4 (ja) |
| JP (2) | JP7440649B2 (ja) |
| TW (1) | TWI753759B (ja) |
| WO (1) | WO2021216162A2 (ja) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| TWI780579B (zh) * | 2020-02-03 | 2022-10-11 | 美商應用材料股份有限公司 | 具有整合化氮化鋁晶種或波導層的超導奈米線單光子偵測器 |
| CN114530509B (zh) * | 2022-01-24 | 2024-01-30 | 西安理工大学 | 具有中红外高光吸收特性的超导纳米线单光子探测器 |
| EP4304322A1 (en) * | 2022-07-07 | 2024-01-10 | Technische Universität München | Photon detection |
| US12078535B2 (en) * | 2022-10-14 | 2024-09-03 | Hermes-Epitek Corporation | Single-photon detector, and array and fabricating method thereof |
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- 2021-01-26 TW TW110102777A patent/TWI753759B/zh active
- 2021-01-29 JP JP2022547147A patent/JP7440649B2/ja active Active
- 2021-01-29 EP EP21792638.5A patent/EP4100707A4/en active Pending
- 2021-01-29 WO PCT/US2021/015798 patent/WO2021216162A2/en not_active Ceased
- 2021-01-29 US US17/163,271 patent/US11788883B2/en active Active
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| JP7440649B2 (ja) | 2024-02-28 |
| WO2021216162A3 (en) | 2022-01-06 |
| WO2021216162A2 (en) | 2021-10-28 |
| TWI753759B (zh) | 2022-01-21 |
| JP2024073442A (ja) | 2024-05-29 |
| JP2023519480A (ja) | 2023-05-11 |
| US20210239519A1 (en) | 2021-08-05 |
| US11788883B2 (en) | 2023-10-17 |
| EP4100707A2 (en) | 2022-12-14 |
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| TW202136725A (zh) | 2021-10-01 |
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