WO2020135544A1 - 一种荧光光谱的测试装置及测试方法 - Google Patents

一种荧光光谱的测试装置及测试方法 Download PDF

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WO2020135544A1
WO2020135544A1 PCT/CN2019/128502 CN2019128502W WO2020135544A1 WO 2020135544 A1 WO2020135544 A1 WO 2020135544A1 CN 2019128502 W CN2019128502 W CN 2019128502W WO 2020135544 A1 WO2020135544 A1 WO 2020135544A1
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tested
light beam
light source
fluorescence spectrum
measured
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PCT/CN2019/128502
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English (en)
French (fr)
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薛占强
郭翠
潘奕
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华讯方舟科技有限公司
深圳市太赫兹科技创新研究院
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Publication of WO2020135544A1 publication Critical patent/WO2020135544A1/zh

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation

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  • the embodiments of the present application belong to the technical field of fluorescence measurement, and in particular, to a fluorescence spectrum test device and method.
  • OLED Organic Light-Emitting Diode
  • organic electro-laser display organic light-emitting semiconductor
  • OLED has many excellent characteristics, such as light and thin structure, low power consumption, high efficiency, simple manufacturing process, especially doped small molecules OLED materials have great potential applications in the field of photoluminescence. By studying molecular materials with horizontal transmission dipole moment, further improvement of OLED materials can be achieved.
  • the embodiments of the present application provide a fluorescence spectrum test device and a test method.
  • a fluorescence spectrum test device By acquiring the fluorescence spectrum of the material to be tested at different rotation angles, the angle-dependent characteristics of the material to be tested are analyzed, which solves the problems in the existing technology.
  • the measurement of the dipole moment of the OLED material through sideband radiation measurement, surface plasmon coupling measurement, and dyeing molecules in the microcavity structure leads to the problem of complicated measurement steps.
  • An embodiment of the present application provides a fluorescence spectrum testing device, including:
  • Excitation light source used to generate an ultraviolet beam, and irradiate the ultraviolet beam on the surface of the material to be measured
  • a rotation module for fixing the material to be tested and rotating the material to be tested and the excitation light source according to a control instruction input by a user;
  • the detection module is configured to receive the excited fluorescent light beam generated by the material to be tested, and obtain a corresponding fluorescence spectrum according to the excited fluorescent light beam;
  • the excitation light source and the rotating module are fixedly connected through a connecting plate.
  • the rotation module includes:
  • a cylindrical mirror for fixing the material to be measured A cylindrical mirror for fixing the material to be measured
  • the rotating table is fixedly connected with the cylindrical mirror.
  • the material to be tested is attached to the surface of the cylindrical mirror.
  • the rotation module further includes:
  • the motor is used to receive a control instruction input by a user, and rotate the rotary table according to the control instruction.
  • the detection module includes:
  • An optical collection unit for receiving the excited fluorescent beam generated by the material to be tested
  • An optical detection unit is used to obtain a corresponding fluorescence spectrum according to the excited fluorescent light beam, wherein the optical detection unit is connected to the optical collection unit.
  • the optical collection unit includes at least one optical prism and at least one filter.
  • the angle between the ultraviolet beam and the material to be measured is 45 degrees.
  • test method for fluorescence spectrum, the test method includes:
  • a rotating module is used to fix the material to be tested, and the material to be tested and the excitation light source are rotated according to a control instruction input by a user, wherein the excitation light source and the rotation module are fixedly connected through a connection board;
  • the rotation module includes:
  • Cylindrical mirror used to fix the material to be tested
  • the rotating table is fixedly connected with the cylindrical mirror.
  • generating an ultraviolet light beam by exciting the light source and irradiating the ultraviolet light beam on the surface of the material to be measured includes:
  • the angle between the ultraviolet beam and the material to be measured is set to 45 degrees, so that the ultraviolet beam irradiates the surface of the material to be measured at an angle of 45 degrees.
  • An embodiment of the present application provides a fluorescence spectrum test device and test method.
  • the test device includes: an excitation light source for generating an ultraviolet light beam, and irradiating the ultraviolet light beam on a surface of a material to be measured; a rotation module for Fixing the material to be tested and rotating the material to be tested and the excitation light source according to a control instruction input by the user; and a detection module for receiving the excited fluorescent beam generated by the material to be tested and according to the The excited fluorescent light beam obtains a corresponding fluorescence spectrum; wherein, the excitation light source and the rotating module are fixedly connected through a connecting plate.
  • the medium-dyeing molecule measures the dipole moment orientation of the OLED material, which is a complicated measurement procedure.
  • FIG. 1 is a schematic structural diagram of a fluorescence spectrum testing device provided by an embodiment of the present application.
  • FIG. 2 is a schematic structural diagram of a fluorescence spectrum testing device provided by another embodiment of the present application.
  • FIG. 3 is a schematic structural diagram of a fluorescence spectrum testing device provided by another embodiment of the present application.
  • FIG. 4 is a fluorescence spectrum generated by a material to be tested under irradiation of a rotation angle of 0-90 degrees provided by another embodiment of the present application;
  • FIG. 5 is a schematic diagram of a fluorescence spectrum testing method provided by an embodiment of the present application.
  • FIG. 1 is a schematic structural diagram of a fluorescence spectrum testing device according to an embodiment of the present application. As shown in FIG. 1, the testing device in this embodiment includes:
  • Excitation light source 1 is used to generate an ultraviolet beam and irradiate the ultraviolet beam on the surface of the material to be measured;
  • a rotation module 10 for fixing the material to be measured and rotating the material to be tested and the excitation light source according to a control instruction input by a user;
  • the detection module 20 is configured to receive the stimulated fluorescent light beam generated by the material to be tested, and obtain a corresponding fluorescence spectrum according to the stimulated fluorescent light beam;
  • the excitation light source 1 and the rotating module 10 are fixedly connected through a connecting plate 20.
  • the excitation light source 1 is fixedly connected to the connection board 2, and the connection board 20 is fixedly connected to the rotation module 10.
  • the rotation module 10 receives the control command input by the user to rotate, the rotation module 10 drives the connection board 2 to rotate.
  • the connecting plate 2 drives the excitation light source 1 to rotate.
  • the excitation light source 1 When the test device is in operation, the excitation light source 1 generates an ultraviolet light beam, and irradiates the ultraviolet light beam on the material to be tested placed on the rotating module 20. After the material to be tested receives the stimulated fluorescent light beam, the detection module 20 and the rotating module 10 Opposite settings, the detection module 20 receives the stimulated fluorescence beam generated by the material to be tested after irradiation and generates a corresponding fluorescence spectrum. When the rotation module 10 rotates according to the control command input by the user, the material to be tested is obtained at different rotation angles The fluorescence spectrum of the generated excited fluorescence beam.
  • control command input by the user may include a clockwise rotation command and a counterclockwise rotation command.
  • the rotation module 10 receives the clockwise rotation command, the rotation module 10 rotates clockwise according to the preset rotation rate.
  • the rotation module 10 receives the counterclockwise rotation instruction, the rotation module 10 rotates counterclockwise according to a preset rotation rate.
  • the incident direction of the ultraviolet light beam emitted by the excitation light source 1 is consistent with the rotation direction of the rotation module 10, for example, when the ultraviolet light beam irradiates the surface of the material to be measured in a clockwise direction, the rotation module 10 needs to follow the clockwise direction Rotation, when the ultraviolet light beam irradiates the surface of the material to be measured in a counterclockwise direction, the rotation module 10 needs to rotate in a counterclockwise direction.
  • the geometric center of the material to be tested and the detection module 20 are at the same level.
  • the geometric center may be the geometric center of gravity of the detection module 20.
  • FIG. 2 is a schematic structural diagram of a fluorescence spectrum testing device according to another embodiment of the present application.
  • the rotation module 10 includes:
  • the cylindrical mirror 4 is used to fix the material 3 to be tested
  • the rotating table 5 is fixedly connected to the cylindrical mirror 4.
  • the cylindrical mirror 4 is used to fix the material 3 to be tested.
  • the excited fluorescent beam generated by the material 3 to be tested passes through the cylindrical mirror After 4, a uniform stimulated fluorescent beam can be emitted into the space, and the rotating table 5 rotates the connecting plate 2 to drive the cylindrical mirror and the excitation light source fixedly connected to the connecting plate 2 to rotate.
  • the detection module 20 receives the test After the stimulated fluorescent light beams generated by the material 3 at different rotation angles, a corresponding fluorescence spectrum is generated according to the stimulated fluorescent light beams.
  • the material 3 to be tested is attached to the surface of the cylindrical mirror 4.
  • the material 3 to be measured in this embodiment may be attached to the geometric center of the cylindrical mirror 4.
  • the rotation module 10 further includes:
  • the motor is used to receive a control instruction input by the user, and rotate the rotary table 5 according to the control instruction.
  • the motor and the rotary table 5 may be connected through meshing, and the rotary table 5 is driven to rotate by the rotation of the motor.
  • the detection module 20 includes:
  • the optical collection unit 6 is used to receive the excited fluorescent beam generated by the material to be tested 3;
  • the optical detection unit 7 is configured to obtain a corresponding fluorescence spectrum according to the excited fluorescent light beam, wherein the optical detection unit 7 is connected to the optical collection unit 6.
  • the optical collection unit 6 and the optical detection unit 7 are connected by an optical fiber, and the optical collection unit 6 is used to collect the excited fluorescent beam generated when the material to be tested is excited at different rotation angles during the rotation of the material to be tested , And transmit the stimulated fluorescent light beam to the optical detection unit 7 through the optical fiber, and the optical detection unit 7 generates the corresponding fluorescence spectrum after receiving the stimulated fluorescent light beam, so as to obtain the stimulated fluorescence spectrum of the material to be measured at different rotation angles .
  • the testing device in this embodiment further includes:
  • the fluorescence spectrum analysis module is configured to receive the fluorescence spectrum and generate an angle-dependent characteristic evaluation report of the material to be measured according to the fluorescence spectrum.
  • the angle-dependent characteristic is that under different rotation angles, the fluorescence spectrum intensity of the excited fluorescent beam generated by the material to be tested 3 after receiving the ultraviolet beam irradiation, thereby obtaining the fluorescence angle distribution.
  • the fluorescence spectrum generated by the material to be tested at a rotation angle of 0-90 degrees can be seen from FIG.
  • the fluorescence spectrum analysis module can evaluate the angle dependence of the material under test by analyzing the change in the amplitude of the intensity of the excited fluorescent beam generated by the material under various rotation angles Characteristics, for example, when the fluorescence spectrum analysis module detects that the rotation angle is in the range of 55 degrees to 60 degrees, the intensity of the excited fluorescent beam increases to the highest. According to the preset fitting model, the excited material can be obtained. The dependence of the intensity of the fluorescent beam on the angle of the interval.
  • the fluorescence spectrum analysis module can also be used to obtain a molecular dipole orientation analysis report of the material to be measured according to the fluorescence spectrum.
  • the intensity of the excited fluorescent beam generated by the material to be tested at different rotation angles is closely related to the molecular dipole orientation of the material to be tested, and the material to be tested is excited by a preset molecular dipole orientation fitting model
  • the generated fluorescence spectrum is subjected to fitting analysis to obtain a molecular dipole orientation analysis report of the material to be tested.
  • the optical collection unit 6 includes at least one optical prism and at least one filter.
  • the angle between the ultraviolet beam and the material to be measured is 45 degrees.
  • the incident direction of the ultraviolet light beam emitted by the excitation light source 1 is consistent with the rotation direction of the rotation module 10, for example, when the ultraviolet light beam irradiates the surface of the material to be measured at a 45-degree angle in the clockwise direction, the rotation module 10 needs According to the clockwise rotation, when the ultraviolet beam is irradiated to the surface of the material to be measured at an angle of 45 degrees in the counterclockwise direction, the rotation module 10 needs to rotate in the counterclockwise direction.
  • the present application also provides a method for testing fluorescence spectrum, the testing method includes:
  • Step S10 Generate an ultraviolet light beam by exciting the light source, and irradiate the ultraviolet light beam on the surface of the material to be measured;
  • Step S20 a rotating module is used to fix the material to be tested, and the material to be tested and the excitation light source are rotated according to a control instruction input by a user, wherein the excitation light source and the rotation module are fixed through a connection plate connection;
  • Step S30 Receive the excited fluorescent light beam generated by the material to be tested, and obtain a corresponding fluorescence spectrum according to the excited fluorescent light beam.
  • the excitation light source 1 generates an ultraviolet light beam, and irradiates the ultraviolet light beam on the material to be tested placed on the rotating module 20.
  • the detection module 20 and the rotating module 10 Opposite settings, the detection module 20 receives the stimulated fluorescence beam generated by the material to be tested after irradiation and generates a corresponding fluorescence spectrum.
  • the rotation module 10 rotates according to the control command input by the user, the material to be tested is obtained at different rotation angles The fluorescence spectrum of the generated excited fluorescence beam.
  • control command input by the user may include a clockwise rotation command and a counterclockwise rotation command.
  • the rotation module 10 receives the clockwise rotation command, the rotation module 10 rotates clockwise according to the preset rotation rate.
  • the rotation module 10 receives the counterclockwise rotation instruction, the rotation module 10 rotates counterclockwise according to a preset rotation rate.
  • the incident direction of the ultraviolet light beam emitted by the excitation light source 1 is consistent with the rotation direction of the rotation module 10, for example, when the ultraviolet light beam irradiates the surface of the material to be measured in a clockwise direction, the rotation module 10 needs to follow the clockwise direction Rotation, when the ultraviolet light beam irradiates the surface of the material to be measured in a counterclockwise direction, the rotation module 10 needs to rotate in a counterclockwise direction.
  • the geometric center of the material to be tested and the detection module 20 are at the same level.
  • the geometric center may be the geometric center of gravity of the detection module 20.
  • the detection module 20 includes:
  • the optical collection unit 6 is used to receive the excited fluorescent beam generated by the material to be tested 3;
  • the optical detection unit 7 is configured to obtain a corresponding fluorescence spectrum according to the excited fluorescent light beam, wherein the optical detection unit 7 is connected to the optical collection unit 6.
  • the cylindrical mirror 4 is used to fix the material 3 to be tested.
  • the excited fluorescent light beam generated by the material 3 to be tested emits excited fluorescence to the space through the cylindrical mirror 4 Beam, the rotating table 5 rotates the connecting plate 2 to drive the cylindrical mirror and the excitation light source fixedly connected to the connecting plate 2 to rotate, at this time, the detection module 20 receives the stimulated fluorescence generated by the material to be tested 3 at different rotation angles After the light beam, a corresponding fluorescence spectrum is generated according to the excited fluorescence light beam.
  • the material 3 to be tested is attached to the surface of the cylindrical mirror 4.
  • the material 3 to be measured in this embodiment may be attached to the geometric center of the cylindrical mirror 4.
  • the generating the ultraviolet light beam by exciting the light source and irradiating the ultraviolet light beam on the surface of the material to be measured includes:
  • the angle between the ultraviolet beam and the material to be measured is set to 45 degrees, so that the ultraviolet beam irradiates the surface of the material to be measured at an angle of 45 degrees.
  • the incident direction of the ultraviolet light beam emitted by the excitation light source 1 is consistent with the rotation direction of the rotation module 10, for example, when the ultraviolet light beam irradiates the surface of the material to be measured at a 45-degree angle in the clockwise direction, the rotation module 10 needs According to the clockwise rotation, when the ultraviolet beam is irradiated to the surface of the material to be measured at an angle of 45 degrees in the counterclockwise direction, the rotation module 10 needs to rotate in the counterclockwise direction.
  • An embodiment of the present application provides a fluorescence spectrum test device and test method.
  • the test device includes: an excitation light source for generating an ultraviolet light beam, and irradiating the ultraviolet light beam on a surface of a material to be measured; a rotation module for Fixing the material to be tested and rotating the material to be tested and the excitation light source according to a control instruction input by the user; and a detection module for receiving the excited fluorescent beam generated by the material to be tested and according to the The excited fluorescent light beam obtains a corresponding fluorescence spectrum; wherein, the excitation light source and the rotating module are fixedly connected through a connecting plate.
  • the medium-dyeing molecule performs the measurement of the dipole moment orientation of the OLED material, which leads to the problem of complicated measurement steps.

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Abstract

一种荧光光谱的测试装置及测试方法，测试装置包括：激发光源(1)，用于生成紫外光束，并将紫外光束照射在待测材料(3)表面；旋转模块(10)，用于固定待测材料(3)，并根据用户输入的控制指令对待测材料(3)和激发光源(1)进行旋转；以及检测模块(20)，用于接收待测材料生成的受激荧光光束，并根据受激荧光光束得到对应的荧光光谱；其中，激发光源(1)与旋转模块(10)通过连接板(2)进行固定连接。通过获取待测材料(3)在不同旋转角度下的荧光光谱，从而对待测材料(3)的角度依赖特性进行分析，解决了现有技术中通常通过边带辐射测量，表面等离子体耦合测量以及在微腔结构中染色分子进行对OLED材料的偶极矩取向测量，导致测量步骤复杂的问题。

Description

一种荧光光谱的测试装置及测试方法 技术领域
本申请实施例属于荧光测量技术领域，尤其涉及一种荧光光谱的测试装置及测试方法。
背景技术
有机发光二极管(Organic Light-Emitting Diode,OLED)又称为有机电激光显示、有机发光半导体，具有结构轻薄、低功耗、高效率、制造工艺简单等诸多优良特性，特别是掺杂的小分子OLED材料在光致发光领域有较大的潜在应用，通过研究具有水平方向的传输偶极矩分子材料，可以实现OLED材料的进一步改进。
然而，现有的技术中，通常通过边带辐射测量，表面等离子体耦合测量以及在微腔结构中染色分子进行对OLED材料的偶极矩取向测量，具有测量步骤复杂的问题，因此，亟待一种简单的方法对LED材料分子的特性进行测量。
发明内容
本申请实施例提供一种荧光光谱的测试装置及测试方法，通过获取待测材料在不同旋转角度下的荧光光谱，从而对待测材料的角度依赖特性进行分析，解决了现有的技术中，通常通过边带辐射测量，表面等离子体耦合测量以及在微腔结构中染色分子进行对OLED材料的偶极矩取向测量，导致测量步骤复杂的问题。
本申请实施例提供了一种荧光光谱的测试装置，包括：
激发光源，用于生成紫外光束，并将所述紫外光束照射在待测材料表面；
旋转模块，用于固定所述待测材料，并根据用户输入的控制指令对所述待测材料和所述激发光源进行旋转；以及
检测模块，用于接收所述待测材料生成的受激荧光光束，并根据所述受激荧光光束得到对应的荧光光谱；
其中，所述激发光源与所述旋转模块通过连接板进行固定连接。
可选的，所述旋转模块包括：
柱面镜，用于固定所述待测材料；以及
旋转台，用于对所述连接板进行旋转；
其中，所述旋转台与所述柱面镜固定连接。
可选的，所述待测材料贴覆在所述柱面镜的表面。
可选的，所述旋转模块还包括：
电机，用于接收用户输入的控制指令，并根据所述控制指令对所述旋转台进行旋转。
可选的，所述检测模块包括：
光学收集单元，用于接收所述待测材料生成的受激荧光光束；以及
光学探测单元，用于根据所述受激荧光光束得到对应的荧光光谱，其中，所述光学探测单元与所述光学收集单元连接。
可选的，所述光学收集单元包括至少一个光学棱镜和至少一个滤光片。
可选的，所述紫外光束与所述待测材料之间的角度为45度。
本申请还提出了一种荧光光谱的测试方法，所述测试方法包括：
通过激发光源生成紫外光束，并将所述紫外光束照射在待测材料表面；
采用旋转模块固定所述待测材料，并根据用户输入的控制指令对所述待测材料和所述激发光源进行旋转，其中，所述激发光源与所述旋转模块通过连接板进行固定连接；
接收所述待测材料生成的受激荧光光束，并根据所述受激荧光光束得到对应的荧光光谱。
可选的，所述旋转模块包括：
柱面镜，用于固定所述待测材料；
旋转台，用于对所述连接板进行旋转；
其中，所述旋转台与所述柱面镜固定连接。
可选的，所述通过激发光源生成紫外光束，并将所述紫外光束照射在待测材料表面，包括：
将所述紫外光束与所述待测材料之间的角度设置为45度，以使所述紫外光束以45度的角度照射在所述待测材料表面。
本申请实施例提供了一种荧光光谱的测试装置及测试方法，所述测试装置包括：激发光源，用于生成紫外光束，并将所述紫外光束照射在待测材料表面；旋转模块，用于固定所述待测材料，并根据用户输入的控制指令对所述待测材料和所述激发光源进行旋转；以及检测模块，用于接收所述待测材料生成的受激荧光光束，并根据所述受激荧光光束得到对应的荧光光谱；其中，所述激发光源与所述旋转模块通过连接板进行固定连接。通过获取待测材料在不同旋转角度下的荧光光谱，从而对待测材料的角度依赖特性进行分析，解决了现有的技术中，通常通过边带辐射测量，表面等离子体耦合测量以及在微腔结构中染色分子进行对OLED材料的偶极矩取向测量，测量步骤复杂的问题。
附图说明
为了更清楚地说明本申请实施例中的技术方案，下面将对实施例描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图是本申请的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。
图1为本申请的一个实施例提供的荧光光谱的测试装置的结构示意图；
图2为本申请的另一个实施例提供的荧光光谱的测试装置的结构示意图；
图3是本申请的另一个实施例提供的荧光光谱的测试装置的结构示意图；
图4是本申请的另一个实施例提供的待测材料在0-90度的旋转角度的照射下生成的荧光光谱；
图5是本申请的一个实施例提供的荧光光谱的测试方法的示意图。
具体实施方式
为了使本技术领域的人员更好地理解本申请方案，下面将结合本申请实施例中的附图，对本申请实施例中的技术方案进行清楚地描述，显然，所描述的实施例是本申请一部分的实施例，而不是全部的实施例。基于本申请中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都应当属于本申请保护的范围。
本申请的说明书和权利要求书及上述附图中的术语“包括”以及它们任何变形，意图在于覆盖不排他的包含。例如包含一系列步骤或单元的过程、方法或系统、产品或设备没有限定于已列出的步骤或单元，而是可选地还包括没有列出的步骤或单元，或可选地还包括对于这些过程、方法、产品或设备固有的其它步骤或单元。此外，术语“第一”、“第二”和“第三”等是用于区别不同对象，而非用于描述特定顺序。
图1为本申请实施例提供的一种荧光光谱的测试装置的结构示意图，如图1所示，本实施例中的测试装置包括：
激发光源1，用于生成紫外光束，并将所述紫外光束照射在待测材料表面；
旋转模块10，用于固定所述待测材料，并根据用户输入的控制指令对所述待测材料和所述激发光源进行旋转；以及
检测模块20，用于接收所述待测材料生成的受激荧光光束，并根据所述受激荧光光束得到对应的荧光光谱；
其中，所述激发光源1与所述旋转模块10通过连接板20进行固定连接。
在本实施例中，激发光源1与连接板2固定连接，连接板20与旋转模块 10固定连接，当旋转模块10接收用户输入的控制指令进行旋转时，旋转模块10带动连接板2进行旋转，同时，连接板2带动激发光源1进行旋转。
测试装置在工作时，激发光源1生成紫外光束，并将该紫外光束照射在放置在旋转模块20的待测材料上，待测材料收到照射后产生受激荧光光束，检测模块20与旋转模块10对立设置，检测模块20接收待测材料在照射后产生的受激荧光光束后生成对应的荧光光谱，当旋转模块10根据用户输入的控制指令进行旋转时，获取待测材料在不同旋转角度时生成的受激荧光光束的荧光光谱。
在一个实施例中，用户输入的控制指令可以包括顺时针旋转指令和逆时针旋转指令，当旋转模块10接收到顺时针旋转指令时，旋转模块10按照预设的旋转速率进行顺时针旋转，当旋转模块10接收到逆时针旋转指令时，旋转模块10按照预设的旋转速率进行逆时针旋转。
在一个实施例中，激发光源1发出的紫外光束的入射方向与旋转模块10的旋转方向一致，例如，当紫外光束以顺时针方向照射到待测材料表面时，旋转模块10需要按照顺时针方向旋转，当紫外光束以逆时针方向照射到待测材料表面时，旋转模块10需要按照逆时针方向旋转。
在一个实施例中，待测材料与检测模块20的几何中心处于同一水平高度。具体的，该几何中心可以为检测模块20的几何重心。
图2为本申请的另外一个实施例提供的荧光光谱的测试装置的结构示意图，在一个实施例中，所述旋转模块10包括：
柱面镜4，用于固定所述待测材料3；
旋转台5，用于对所述连接板2进行旋转；
其中，所述旋转台5与所述柱面镜4固定连接。
在本实施例中，参见图2和图3，柱面镜4用于固定待测材料3，当待测材料3受到紫外光束照射时，待测材料3产生的受激荧光光束通过柱面镜4后可以向空间发出均匀的受激荧光光束，旋转台5对连接板2进行旋转，从而带动与连接板2固定连接的柱面镜和激发光源进行旋转，此时，检测模块20接收待 测材料3在不同旋转角度生成的受激荧光光束后，根据该受激荧光光束生成对应的荧光光谱。
在一个实施例中，所述待测材料3贴覆在所述柱面镜4的表面。具体的，本实施例中的待测材料3可以贴覆在柱面镜4的几何中心位置。
在一个实施例中，所述旋转模块10还包括：
电机，用于接收用户输入的控制指令，并根据所述控制指令对所述旋转台5进行旋转。
在本实施例中，电机与旋转台5可以通过啮合连接，通过电机转动带动旋转台5进行旋转。
参见图2，在一个实施例中，所述检测模块20包括：
光学收集单元6，用于接收所述待测材料3生成的受激荧光光束；
光学探测单元7，用于根据所述受激荧光光束得到对应的荧光光谱，其中，所述光学探测单元7与所述光学收集单元6连接。
在本实施例中，光学收集单元6与光学探测单元7通过光纤连接，光学收集单元6用于在待测材料旋转过程中收集待测材料在不同的旋转角度时受激发产生的受激荧光光束，并通过光纤将该受激荧光光束传输至光学探测单元7中，光学探测单元7在接收该受激荧光光束后生成对应的荧光光谱，从而得到不同旋转角度下待测材料的受激荧光光谱。
在一个实施例中，本实施例中的测试装置还包括：
荧光光谱分析模块，用于接收所述荧光光谱，并根据所述荧光光谱生成所述待测材料的角度依赖特性评价报告。
在本实施例中，角度依赖特性是在不同的旋转角度下，待测材料3在接收紫外光束照射后产生的受激荧光光束的荧光光谱强度，进而获得荧光角度分布，图4为本申请的一个实施例中，待测材料在0-90度的旋转角度的照射下生成的荧光光谱，参见图4可知，该荧光光谱的横轴为待测材料的旋转角度，荧光光谱的纵轴为待测材料在不同旋转角度下的受激荧光光束的强度，荧光光谱分析 模块可以通过分析待测材料产生的受激荧光光束在各个旋转角度的强度的幅值的变化，评价待测材料的角度依赖特性，例如，当荧光光谱分析模块在检测到当旋转角度在55度到60度区间时，受激荧光光束的强度增加到最高，根据预先设置的拟合模型，可以得到待测材料的受激荧光光束的强度对该区间角度的依赖性。
在一个实施例中，荧光光谱分析模块还可以用于根据所述荧光光谱获取所述待测材料的分子偶极取向分析报告。
在实施例中，待测材料在不同的旋转角度下生成的受激荧光光束的强度与待测材料的分子偶极取向密切相关，通过预设的分子偶极取向拟合模型对待测材料受激发生成的荧光光谱进行拟合分析，可以获取待测材料的分子偶极取向分析报告。
在一个实施例中，所述光学收集单元6包括至少一个光学棱镜和至少一个滤光片。
在一个实施例中，所述紫外光束与所述待测材料之间的角度为45度。
在本实施例中，激发光源1发出的紫外光束的入射方向与旋转模块10的旋转方向一致，例如，当紫外光束以顺时针方向45度的角度照射到待测材料表面时，旋转模块10需要按照顺时针方向旋转，当紫外光束以逆时针方向45度的角度照射到待测材料表面时，旋转模块10需要按照逆时针方向旋转。
在一个实施例中，本申请还提出了一种荧光光谱的测试方法，所述测试方法包括：
步骤S10：通过激发光源生成紫外光束，并将所述紫外光束照射在待测材料表面；
步骤S20：采用旋转模块固定所述待测材料，并根据用户输入的控制指令对所述待测材料和所述激发光源进行旋转，其中，所述激发光源与所述旋转模块通过连接板进行固定连接；
步骤S30：接收所述待测材料生成的受激荧光光束，并根据所述受激荧光 光束得到对应的荧光光谱。
在本实施例中，激发光源1生成紫外光束，并将该紫外光束照射在放置在旋转模块20的待测材料上，待测材料收到照射后产生受激荧光光束，检测模块20与旋转模块10对立设置，检测模块20接收待测材料在照射后产生的受激荧光光束后生成对应的荧光光谱，当旋转模块10根据用户输入的控制指令进行旋转时，获取待测材料在不同旋转角度时生成的受激荧光光束的荧光光谱。
在一个实施例中，用户输入的控制指令可以包括顺时针旋转指令和逆时针旋转指令，当旋转模块10接收到顺时针旋转指令时，旋转模块10按照预设的旋转速率进行顺时针旋转，当旋转模块10接收到逆时针旋转指令时，旋转模块10按照预设的旋转速率进行逆时针旋转。
在一个实施例中，激发光源1发出的紫外光束的入射方向与旋转模块10的旋转方向一致，例如，当紫外光束以顺时针方向照射到待测材料表面时，旋转模块10需要按照顺时针方向旋转，当紫外光束以逆时针方向照射到待测材料表面时，旋转模块10需要按照逆时针方向旋转。
在一个实施例中，待测材料与检测模块20的几何中心处于同一水平高度。具体的，该几何中心可以为检测模块20的几何重心。
参见图2，在一个实施例中，所述检测模块20包括：
光学收集单元6，用于接收所述待测材料3生成的受激荧光光束；
光学探测单元7，用于根据所述受激荧光光束得到对应的荧光光谱，其中，所述光学探测单元7与所述光学收集单元6连接。
在本实施例中，柱面镜4用于固定待测材料3，当待测材料3受到紫外光束照射时，待测材料3产生的受激荧光光束通过柱面镜4向空间发出受激荧光光束，旋转台5对连接板2进行旋转，从而带动与连接板2固定连接的柱面镜和激发光源进行旋转，此时，检测模块20接收待测材料3在不同旋转角度生成的受激荧光光束后，根据该受激荧光光束生成对应的荧光光谱。
在一个实施例中，所述待测材料3贴覆在所述柱面镜4的表面。具体的， 本实施例中的待测材料3可以贴覆在柱面镜4的几何中心位置。
在一个实施例中，所述通过激发光源生成紫外光束，并将所述紫外光束照射在待测材料表面，包括：
将所述紫外光束与所述待测材料之间的角度设置为45度，以使所述紫外光束以45度的角度照射在所述待测材料表面。
在本实施例中，激发光源1发出的紫外光束的入射方向与旋转模块10的旋转方向一致，例如，当紫外光束以顺时针方向45度的角度照射到待测材料表面时，旋转模块10需要按照顺时针方向旋转，当紫外光束以逆时针方向45度的角度照射到待测材料表面时，旋转模块10需要按照逆时针方向旋转。
本申请实施例提供了一种荧光光谱的测试装置及测试方法，所述测试装置包括：激发光源，用于生成紫外光束，并将所述紫外光束照射在待测材料表面；旋转模块，用于固定所述待测材料，并根据用户输入的控制指令对所述待测材料和所述激发光源进行旋转；以及检测模块，用于接收所述待测材料生成的受激荧光光束，并根据所述受激荧光光束得到对应的荧光光谱；其中，所述激发光源与所述旋转模块通过连接板进行固定连接。通过获取待测材料在不同旋转角度下的荧光光谱，从而对待测材料的角度依赖特性进行分析，解决了现有的技术中，通常通过边带辐射测量，表面等离子体耦合测量以及在微腔结构中染色分子进行对OLED材料的偶极矩取向测量，导致测量步骤复杂的问题。
以上所述仅为本申请的可选实施例而已，并不用以限制本申请，凡在本申请的精神和原则之内所作的任何修改、等同替换和改进等，均应包含在本申请的保护范围之内。

Claims (10)

  1. 一种荧光光谱的测试装置，其特征在于，所述测试装置包括：
    激发光源，用于生成紫外光束，并将所述紫外光束照射在待测材料表面；
    旋转模块，用于固定所述待测材料，并根据用户输入的控制指令对所述待测材料和所述激发光源进行旋转；以及
    检测模块，用于接收所述待测材料生成的受激荧光光束，并根据所述受激荧光光束得到对应的荧光光谱；
    其中，所述激发光源与所述旋转模块通过连接板进行固定连接。
  2. 如权利要求1所述的测试装置，其特征在于，所述旋转模块包括：
    柱面镜，用于固定所述待测材料；以及
    旋转台，用于对所述连接板进行旋转；
    其中，所述旋转台与所述柱面镜固定连接。
  3. 如权利要求2所述的测试装置，其特征在于，所述待测材料贴覆在所述柱面镜的表面。
  4. 如权利要求2所述的测试装置，其特征在于，所述旋转模块还包括：
    电机，用于接收用户输入的控制指令，并根据所述控制指令对所述旋转台进行旋转。
  5. 如权利要求1所述的测试装置，其特征在于，所述检测模块包括：
    光学收集单元，用于接收所述待测材料生成的受激荧光光束；以及
    光学探测单元，用于根据所述受激荧光光束得到对应的荧光光谱，其中，所述光学探测单元与所述光学收集单元连接。
  6. 如权利要求5所述的测试装置，其特征在于，所述光学收集单元包括至少一个光学棱镜和至少一个滤光片。
  7. 如权利要求1所述的测试装置，其特征在于，所述紫外光束与所述待测材料之间的角度为45度。
  8. 一种荧光光谱的测试方法，其特征在于，所述测试方法包括：
    通过激发光源生成紫外光束，并将所述紫外光束照射在待测材料表面；
    采用旋转模块固定所述待测材料，并根据用户输入的控制指令对所述待测材料和所述激发光源进行旋转，其中，所述激发光源与所述旋转模块通过连接板进行固定连接；
    接收所述待测材料生成的受激荧光光束，并根据所述受激荧光光束得到对应的荧光光谱。
  9. 如权利要求8所述的测试方法，其特征在于，所述旋转模块包括：
    柱面镜，用于固定所述待测材料；以及
    旋转台，用于对所述连接板进行旋转；
    其中，所述旋转台与所述柱面镜固定连接。
  10. 如权利要求8所述的测试方法，其特征在于，所述通过激发光源生成紫外光束，并将所述紫外光束照射在待测材料表面，包括：
    将所述紫外光束与所述待测材料之间的角度设置为45度，以使所述紫外光束以45度的角度照射在所述待测材料表面。
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CN110579458A (zh) * 2019-09-25 2019-12-17 深圳市太赫兹科技创新研究院有限公司 一种荧光光谱的测试装置以及荧光光谱的测试方法
CN111812040B (zh) * 2020-07-08 2022-03-11 上海复享光学股份有限公司 用于测量有机发光材料的方法、计算设备和计算机存储介质

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