An array meter and temperature sensing device based on nv color center

An array-type, meter-head technology, applied in the direction of physical/chemical change thermometers, thermometers, measuring devices, etc., can solve the problems of low measurement sensitivity, poor stability, insufficient spatial resolution, etc., and achieve strong environmental adaptability and cooperation The effect of high height and compact structure

Active Publication Date: 2020-10-13
ZHEJIANG LAB
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Problems solved by technology

At present, the commonly used thermal imaging systems mainly include Raman spectroscopy, fluorescence thermal imaging and scanning thermal microscopy, etc. These temperature measurement methods still have problems such as low measurement sensitivity, poor stability, and insufficient spatial resolution.

Method used

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  • An array meter and temperature sensing device based on nv color center
  • An array meter and temperature sensing device based on nv color center
  • An array meter and temperature sensing device based on nv color center

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Embodiment Construction

[0030] The present invention will be described in detail below with reference to the accompanying drawings and preferred embodiments, and the purpose and effect of the present invention will become clearer. It should be understood that the specific embodiments described here are only used to explain the present invention and are not intended to limit the present invention.

[0031] Such as Figure 1~3 As shown, the NV color center-based array meter head of the present invention includes a housing 13, and a beam splitter 2, an input fiber bundle 3, a circulator 4, a sensor fiber bundle 10, and an output fiber bundle arranged inside the housing 13. Optical fiber bundle 5, detection connector 6, diamond substrate 9, surface waveguide 14, optical fiber connector fixing plate 7;

[0032] The beam splitter 2 and the detection connector 6 are respectively fixed on two opposite side walls inside the casing 13, the circulator 4 is fixed on the top inside the casing 13, the diamond subs...

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Abstract

The invention discloses an array-type meter head and a temperature sensing device based on NV color center. The key components such as diamond particles containing NV color center, excitation light path, detection light path and microwave feeding in the head of the temperature sensing device are tested. An integrated design is developed, an array head is formed by the combination of fiber bundles and diamond particles, and finally an NV color center temperature measurement device with high spatial resolution and high measurement sensitivity is formed through the array head and key subsystems. The invention belongs to the fusion and intersection field of quantum temperature measurement technology and optical fiber array technology, greatly reduces the volume of the NV color center temperature sensing device, improves the integration degree of the meter head and the measurement reliability, and expands the thermal efficiency of the NV color center related technology. applications in imaging and other fields.

Description

technical field [0001] The invention belongs to the fusion cross field of quantum temperature sensing technology and optical fiber array technology, and specifically relates to an array meter and a temperature sensing device based on a nitrogen vacancy (NV) color center. Background technique [0002] With the rapid development of related technologies such as quantum manipulation, precision spectroscopy, and material science, quantum sensing technology has attracted more and more attention from more and more fields because of its outstanding advantages far exceeding the classical measurement limit. In micro-electromechanical, precision chemistry and biomedical research, high-precision temperature sensing technology can provide important information and judgment basis for electromagnetic effects and chemical and biological reaction processes. The study of arrayed temperature measurement methods with high measurement sensitivity is of great significance for understanding the fi...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G01K11/32G02B6/27
CPCG01K11/32G02B6/2746
Inventor 张宁韩邦成安宁
Owner ZHEJIANG LAB
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