CN210719643U - Single-shot ultrafast response process measurement system for photovoltaic device - Google Patents
Single-shot ultrafast response process measurement system for photovoltaic device Download PDFInfo
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- CN210719643U CN210719643U CN201921451735.0U CN201921451735U CN210719643U CN 210719643 U CN210719643 U CN 210719643U CN 201921451735 U CN201921451735 U CN 201921451735U CN 210719643 U CN210719643 U CN 210719643U
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Abstract
The utility model discloses a photovoltaic device single shot ultrafast response process measurement system, including beam splitter, folding mirror, nonlinear dynamics process transmission light path, visible light time response transmission light path, X ray time response transmission light path, photovoltaic device and record module. By adopting the technical scheme, the nonlinear dynamics process and the time response process of the photovoltaic device are measured in a pumping-excitation mode, and the nonlinear dynamics process and the time response process can be excited by a visible light wave band and can also be excited by X rays; the time response process and the nonlinear dynamics process of the photovoltaic device can be measured simultaneously by using a single-shot laser or X-ray excitation method for measurement; the measurement can be carried out under the working state of the photovoltaic device without carrying out a decomposition experiment; the measurement time resolution can be adjusted according to different measurement requirements; the method has wide application range, and is not only suitable for photovoltaic devices, but also suitable for other similar active devices. Therefore, the method has the advantages of high time resolution, tunability, wide application range and the like.
Description
Technical Field
The utility model relates to a photovoltaic device ultrafast response process measurement technical field, concretely relates to photovoltaic device single shot ultrafast response process measurement system.
Background
The PbS quantum dots are absorbed in a near infrared band, while the AgInZnS quantum dots are absorbed in a visible light band, and the combination of the PbS quantum dots and the AgInZnS quantum dots can ensure that components with different wavelengths in sunlight can be absorbed and utilized. In addition, the quantum dots contain Pb with high atomic number, so that the device has obvious response to X-ray irradiation. Therefore, the photovoltaic device based on PbS and AgInZnS quantum dots has wide application prospect in visible light wave bands and X-ray wave bands, and can be used for solar cells, visible light detectors, X-ray detectors and the like. The time response process of the photovoltaic device is an important index of the device, and an oscilloscope is generally adopted for measurement; there are various methods for measuring the nonlinear dynamic process of photovoltaic devices.
At present, the research on ultrafast processes such as carrier generation, transition and relaxation in materials is generally carried out by a femtosecond pumping-detection method. The temporal delay relationship of the light beam is obtained by using the spatial position change. The optical delay line is changed to have a certain time delay between the pump light and the probe light, and the intensity change of the probe light after passing through the sample is measured. This change in intensity can reflect the relaxation process of the excited carriers in the sample. By establishing the relation between the detected light intensity and the time delay, the time resolution process of the transition and relaxation of the current carrier can be obtained. The wavelengths of the detection light and the pump light may be different and may be divided into monochromatic, bicolor, or polychromatic pump detection. However, the method needs to excite the sample for multiple times, the measurement data is obtained after the sample is excited for multiple times by laser under the condition of continuously changing delay time, and the identity of the measurement conditions cannot be guaranteed.
SUMMERY OF THE UTILITY MODEL
For solving at present can't be on same platform, with visible light or X ray irradiation, single shot arouses, the technical problem of simultaneous measurement time response process and nonlinear dynamics process, the utility model provides a photovoltaic device single shot ultrafast response process measurement system.
The technical scheme is as follows:
a single-shot ultrafast response process measurement system of a photovoltaic device is characterized by comprising a beam splitter, a folding mirror, a nonlinear dynamical process transmission light path, a visible light time response transmission light path, an X-ray time response transmission light path, the photovoltaic device and a recording module for measuring the time response and the nonlinear dynamical process of the photovoltaic device, wherein the nonlinear dynamical process transmission light path is provided with calcium fluoride and a glass rod;
one beam of ultrashort pulse laser is transmitted and reflected by a beam splitter to be divided into two beams; when the folding mirror is unfolded, a beam of ultrashort pulse laser transmitted by the beam splitter is used as pumping light to be focused on a photovoltaic device through a visible light time response transmission light path; when the folding mirror is folded, a beam of ultrashort pulse laser transmitted by the beam splitter enters an X-ray time response transmission light path through the folding mirror to generate X rays, and the X rays can irradiate the photovoltaic device; and a beam of ultrashort pulse laser reflected by the beam splitter enters a nonlinear dynamics process transmission light path, the beam of ultrashort pulse laser is focused on calcium fluoride in the nonlinear dynamics process transmission light path to generate a supercontinuum serving as detection light, the detection light enters the glass rod to generate chirp pulses, and the chirp pulses and the pump light or the X-ray can act on the photovoltaic device simultaneously.
By adopting the structure, the nonlinear dynamics process and the time response process of the photovoltaic device are measured in a pumping-excitation mode, and the nonlinear dynamics process and the time response process can be excited by a visible light wave band and can also be excited by X rays; the time response process and the nonlinear dynamics process of the photovoltaic device can be measured simultaneously by using a single-shot laser or X-ray excitation method for measurement; in addition, the measurement can be carried out under the working state of the photovoltaic device, and a decomposition experiment is not required to be carried out; meanwhile, the measurement time resolution can be adjusted according to different measurement requirements; and the application range is wide, and the photovoltaic device is not only suitable for photovoltaic devices, but also suitable for other similar active devices. Therefore, the method has the advantages of high time resolution, tunability, wide application range and the like.
Preferably, the method comprises the following steps: nonlinear dynamics process transmission light path still includes first decay piece, delay assembly, first focusing lens, first parabolic mirror, first short wave pass filter, second parabolic mirror, first polaroid, first decay piece, delay assembly and first focusing lens transmit in proper order between beam splitter and calcium fluoride, first parabolic mirror and first short wave pass filter transmit in proper order between calcium fluoride and glass stick, second parabolic mirror and first polaroid transmit in proper order between glass stick and photovoltaic device. By adopting the structure, the optical path can be conveniently changed through the delay assembly, so that a certain wavelength of the chirp detection light is coincided with the pumping light in time.
Preferably, the method comprises the following steps: the delay assembly comprises a first reflecting mirror, a second reflecting mirror, a translation stage and a hollow retroreflector arranged on the translation stage, wherein the first reflecting mirror, the hollow retroreflector and the second reflecting mirror are sequentially transmitted between a first attenuation sheet and a first focusing lens, and the hollow retroreflector can move under the driving of the translation stage to change the optical path length. By adopting the structure, the optical path adjusting device is high in optical path adjusting accuracy and convenient and fast to operate.
Preferably, the method comprises the following steps: the recording module comprises a spectrometer, a CCD and an oscilloscope for recording the time response process of the photovoltaic device, the oscilloscope is electrically connected with the photovoltaic device, a second polarizing film and a second focusing lens are sequentially arranged between the photovoltaic device and the spectrometer, and the second polarizing film is orthogonal to the first polarizing film;
the signal light passing through the photovoltaic device sequentially passes through the second polaroid and the second focusing lens to be dispersed by the spectrograph, and the transmission spectrum is recorded by the CCD.
By adopting the structure, the time response process of the sample can be recorded on an oscilloscope; the measurement of the spectrum can be recorded on the CCD and the nonlinear dynamics process can be obtained according to the wavelength.
Preferably, the method comprises the following steps: the visible light time response transmission light path comprises a second attenuation sheet, a frequency doubling crystal, a second short wave pass filter, a first reflector group, a third polarizer, a light passing small hole and a third focusing lens which are sequentially transmitted between the folding mirror and the photovoltaic device. By adopting the structure, the device is reasonable in design, stable and reliable, and can generate chirp pulses with controllable wavelength and finally focus the chirp pulses on a photovoltaic device.
Preferably, the method comprises the following steps: the X-ray time response transmission optical path comprises a fourth focusing lens, a metal ball and a second reflecting mirror group arranged between the folding mirror and the fourth focusing lens;
and a beam of ultrashort pulse laser transmitted by the beam splitter is sequentially focused on the metal ball through the second reflecting mirror group and the fourth focusing lens to generate X rays capable of irradiating the photovoltaic device.
By adopting the structure, the structure is reasonable in design, stable and reliable.
Preferably, the method comprises the following steps: the laser device comprises a target chamber, at least a fourth focusing lens, a metal ball and a photovoltaic device are positioned in the target chamber, and a glass window for laser injection and signal output is arranged on the target chamber. Because the laser of the X ray generated by target shooting is stronger and the X ray is also stronger, the structure is adopted to play a good protection role.
Preferably, the method comprises the following steps: the photovoltaic device comprises a glass layer, a transparent electrode layer, an electron transmission layer, a light absorption layer, a hole transmission layer and a metal electrode, wherein the glass layer, the transparent electrode layer, the electron transmission layer, the light absorption layer, the hole transmission layer and the metal electrode are laminated in sequence. By adopting the structure, a complete photovoltaic device is formed.
Preferably, the method comprises the following steps: the transparent electrode layer is made of ITO conductive glass, the electron transmission layer is made of ZnO, the light absorption layer is made of PbS and AgInZnS quantum dots, and the hole transmission layer is made of MoO3The metal electrode is made of Au. Wherein PbS and AgInZnS quantum dots are prepared by a spin coating method to be used as light absorption layers, and MoO3The metal electrode of Au material deposited on the light absorbing layer is evaporated in a vacuum evaporator.
Preferably, the method comprises the following steps: the photovoltaic device is positioned in a shielding case capable of transmitting X rays, and the shielding case is provided with a small hole for laser to pass through. By adopting the structure, stray light can be shielded, and X-rays can penetrate through the X-ray shielding film.
Compared with the prior art, the beneficial effects of the utility model are that:
the photovoltaic device single-shot ultrafast response process measuring system adopting the technical scheme has a novel structure and an ingenious design, and can be excited by a visible light wave band and an X ray by measuring a nonlinear dynamics process and a time response process of the photovoltaic device in a pumping-excitation mode; the time response process and the nonlinear dynamics process of the photovoltaic device can be measured simultaneously by using a single-shot laser or X-ray excitation method for measurement; in addition, the measurement can be carried out under the working state of the photovoltaic device, and a decomposition experiment is not required to be carried out; meanwhile, the measurement time resolution can be adjusted according to different measurement requirements; and the application range is wide, and the photovoltaic device is not only suitable for photovoltaic devices, but also suitable for other similar active devices. Therefore, the method has the advantages of high time resolution, tunability, wide application range and the like.
Drawings
FIG. 1 is a schematic diagram of the present invention of the simultaneous measurement of the time response process and the nonlinear dynamics process with visible light irradiation;
FIG. 2 is a schematic diagram of the present invention using X-ray irradiation to simultaneously measure the time response process and the nonlinear dynamics process;
fig. 3 is a schematic structural diagram of a photovoltaic device.
Detailed Description
The present invention will be further described with reference to the following examples and accompanying drawings.
As shown in fig. 1 and 2, a single-shot ultrafast response process measurement system of a photovoltaic device comprises a beam splitter 1, a folding mirror 2, a nonlinear dynamical process transmission optical path, a visible light time response transmission optical path, an X-ray time response transmission optical path, a photovoltaic device 17 and a recording module for measuring the time response and nonlinear dynamical process of the photovoltaic device 17, wherein the nonlinear dynamical process transmission optical path is provided with calcium fluoride 11 and a glass rod 14;
one ultra-short pulse laser (100fs, energy adjustable, generally 800nm wavelength) is divided into two beams by a beam splitter 1 in a transmission and reflection mode, specifically, 95% of laser is transmitted, and 5% of laser is reflected; when the folding mirror 2 is unfolded, a beam of ultrashort pulse laser transmitted by the beam splitter 1 is used as a pumping light and is focused on the photovoltaic device 17 through a visible light time response transmission light path; when the folding mirror 2 is folded, a beam of ultra-short pulse laser transmitted by the beam splitter 1 enters an X-ray time response transmission light path through the folding mirror 2 to generate X-rays, and the X-rays can irradiate the photovoltaic device 17; a beam of ultrashort pulse laser reflected by the beam splitter 1 enters a nonlinear dynamics process transmission light path, the beam of ultrashort pulse laser is focused on calcium fluoride 11 in the nonlinear dynamics process transmission light path to generate a supercontinuum as detection light, the detection light enters a glass rod 14 to generate chirp pulses, and the chirp pulses and pump light or X-rays can simultaneously act on a photovoltaic device 17.
Referring to fig. 3, the photovoltaic device 17 includes a glass layer 171, a transparent electrode layer 172, an electron transport layer 173, a light absorbing layer 174, a hole transport layer 175, and a metal electrode 176, which are laminated in sequence. The transparent electrode layer 172 is made of ITO conductive glass, the electron transmission layer 173 is made of ZnO, the light absorption layer 174 is made of PbS and AgInZnS quantum dots, and the hole transmission layer 175 is made of MoO3The metal electrode 176 is made of Au. Specifically, a layer of ZnO is deposited on the ITO conductive glass to be used as an electron transmission layer, and the thickness of the ZnO is 50 nm; and preparing PbS and AgInZnS quantum dots serving as light absorption by spin coating methodLayer, thickness 200nm (adjustable); then MoO with a thickness of 10nm3Depositing on the quantum dot layer; and finally, evaporating a 10nm gold electrode on the top by using a vacuum evaporation instrument to form a complete photovoltaic device.
Referring to fig. 1 and 2, the transmission optical path of the nonlinear dynamical process further includes a first attenuation plate 29, a delay assembly, a first focusing lens 10, a first parabolic mirror 12, a first short-wave pass filter 13, a second parabolic mirror 15, and a first polarizer 16, wherein the first attenuation plate 29, the delay assembly, and the first focusing lens 10 are sequentially transmitted between the beam splitter 1 and the calcium fluoride 11, the first parabolic mirror 12 and the first short-wave pass filter 13 are sequentially transmitted between the calcium fluoride 11 and the glass rod 14, the second parabolic mirror 15 and the first polarizer 16 are sequentially transmitted between the glass rod 14 and the photovoltaic device 17, and the first attenuation plate 29 is adjustable.
Wherein the retardation assembly comprises a first reflecting mirror 8, a second reflecting mirror 9, a translation stage 31 and a hollow retroreflector 35 arranged on the translation stage 31, the first reflecting mirror 8, the hollow retroreflector 35 and the second reflecting mirror 9 are sequentially transferred between the first attenuation sheet 29 and the first focusing lens 10, the hollow retroreflector 35 can move under the driving of the translation stage 31 to change the optical path length, and the adjustment accuracy of the translation stage 31 is better than 1 micron.
Specifically, a beam of ultra-short pulse laser light reflected by the beam splitter 1 is attenuated by the first attenuator 29 and then changes the optical path by the delay assembly, that is, the ultra-short pulse laser light sequentially passes through the first reflector 8, the hollow retroreflector 35 and the second reflector 9 and then is focused on calcium fluoride 11 by the first focusing lens 10 to generate a super-continuum spectrum as detection light, the detection light sequentially passes through the first parabolic mirror 12 and the first short-wave pass filter 13 and then enters the glass rod 14 to generate chirp pulses, and finally the chirp pulses are sequentially focused on the photovoltaic device 17 by the second parabolic mirror 15 and the first polarizer 16.
Referring to fig. 1, the visible light time response transmission optical path includes a second attenuation sheet 28, a frequency doubling crystal 32, a second short-wave pass filter 33, a first reflector group, a third polarizer 25, a light-passing aperture 26, and a third focusing lens 27, which are sequentially transmitted between the folding mirror 2 and the photovoltaic device 17. Wherein the first mirror group comprises a third mirror 23 and a fourth mirror 24.
Specifically, when the folding mirror 2 is unfolded, a beam of ultrashort pulse laser transmitted by the beam splitter 1 is used as pump light, and reaches the frequency doubling crystal 32 after being attenuated by the second attenuation plate 28, and then sequentially passes through the second short wave pass filter 33, the third reflector 23 and the fourth reflector 24 and then is emitted to the third polarizer 25, and after the polarization of the pump light is changed by the third polarizer 25, the pump light passes through the light passing aperture 26 and is finally focused on the photovoltaic device 17 by the third focusing lens 27.
Referring to fig. 2, the X-ray time-response transmission optical path includes a fourth focusing lens 6, a metal ball 7, and a second mirror group disposed between the folding mirror 2 and the fourth focusing lens 6, wherein the second mirror group includes a fifth mirror 3, a sixth mirror 5, and a seventh mirror 4.
Specifically, when the folding mirror 2 is folded, a beam of ultrashort pulse laser transmitted by the beam splitter 1 reaches the fourth focusing lens 6 sequentially from the fifth mirror 3, the sixth mirror 5 and the seventh mirror 4, and is focused on the metal ball 7 by the fourth focusing lens 6 to generate X-rays, which are irradiated onto the photovoltaic device 17.
Referring to fig. 1 and 2, the recording module includes a spectrometer 22, a CCD34, and an oscilloscope 19 for recording the time response of the photovoltaic device 17.
The photovoltaic device 17 can generate photocurrent when irradiated by light, one side of the glass layer 171 faces the incident laser, and the oscilloscope 19 is electrically connected with the photovoltaic device 17, namely the photovoltaic device 17 leads out wires on the transparent electrode layer 172 and the metal electrode 176 and is connected to the oscilloscope 19 for measurement, and the time response process of a sample can be recorded on the oscilloscope.
A second polarizer 20 and a second focusing lens 21 are disposed in sequence between the photovoltaic device 17 and the spectrometer 22, the second polarizer 20 being orthogonal to the first polarizer 16. The signal light passing through the photovoltaic device 17 passes through the second polarizer 20 and the second focusing lens 21 in sequence and is dispersed by the spectrometer 22, the transmission spectrum is recorded by the CCD34, the measurement result of the spectrum can be recorded on the CCD34, and the nonlinear dynamic process can be obtained according to the wavelength.
Referring to fig. 1 and 2, in order to shield stray light, the photovoltaic device 17 is located in a shielding cover 18 capable of transmitting X-rays, and a small hole for allowing laser to pass through is formed in the shielding cover 18.
Because the laser of the X-ray generated by the target shooting is stronger and the X-ray is also stronger, the first polaroid 16, the photovoltaic device 17, the shielding cover 18, the second polaroid 20, the second focusing lens 21, the third focusing lens 27, the fourth focusing lens 6 and the metal ball 7 are arranged in a target chamber 30 with the diameter of 1m, the thickness of the target chamber 30 is 50mm, and a glass window on the target chamber 30 can be used for laser injection and signal output.
The basic principle is as follows:
1. the chirped pulse is scaled, i.e., the time versus wavelength relationship is determined. The folding mirror 2 is unfolded and the pump laser and the detection chirp pulse coincide in the sample. The photovoltaic device 17 is replaced by ZnSe with the thickness of 1mm, the delay component is adjusted, that is, the optical paths of the pump light and the probe light are changed, the spectrometer 22 and the CCD34 are used to record the transmission spectra under different delays, and then the relationship between the delay time and the wavelength of the chirped pulse is determined.
2. Time response of the sample under visible light pumping conditions and nonlinear kinetic process measurements. The folding mirror 2 is unfolded, and the delay assembly is adjusted to ensure that a certain wavelength of the chirped probe light is overlapped with the pumping light in time. The intensities of the pump light and the probe light are varied and the photovoltaic device 17 is excited with one pulse (single shot). The time response of the photovoltaic device 17 can be recorded on an oscilloscope 19. At the same time, spectral measurements can be recorded on the CCD34, and nonlinear dynamics can be obtained according to the wavelength. The pumping light is in hundreds of microjoule magnitude, and the detecting light is weak.
3. The time response of the sample under the action of X-ray and the measurement of the nonlinear dynamic process. The folding mirror 2 is folded, the intensity of the pump light is in the joule level, the metal ball 7 is irradiated to generate X rays, and the X rays penetrate through the shielding case 18 to irradiate the photovoltaic device 17. Similar to the visible light condition, the response of the device under the X-ray and the nonlinear ultrafast dynamic process can be recorded simultaneously.
Finally, it should be noted that the above description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and the scope of the present invention.
Claims (10)
1. A photovoltaic device single-shot ultrafast response process measurement system is characterized in that: the device comprises a beam splitter (1), a folding mirror (2), a nonlinear dynamical process transmission light path, a visible light time response transmission light path, an X-ray time response transmission light path, a photovoltaic device (17) and a recording module for measuring the time response and the nonlinear dynamical process of the photovoltaic device (17), wherein the nonlinear dynamical process transmission light path is provided with calcium fluoride (11) and a glass rod (14);
one beam of ultrashort pulse laser is transmitted and reflected by a beam splitter (1) to be divided into two beams; when the folding mirror (2) is unfolded, one beam of ultrashort pulse laser transmitted by the beam splitter (1) is focused on a photovoltaic device (17) through a visible light time response transmission light path as pumping light; when the folding mirror (2) is folded, a beam of ultra-short pulse laser transmitted by the beam splitter (1) enters an X-ray time response transmission light path through the folding mirror (2) to generate X-rays which can irradiate a photovoltaic device (17); a beam of ultrashort pulse laser reflected by the beam splitter (1) enters a nonlinear dynamics process transmission light path, the beam of ultrashort pulse laser is focused on calcium fluoride (11) in the nonlinear dynamics process transmission light path to generate a supercontinuum to serve as detection light, the detection light enters a glass rod (14) to generate chirp pulses, and the chirp pulses can act on a photovoltaic device (17) together with pump light or X rays.
2. The photovoltaic device single shot ultrafast response process measurement system of claim 1, wherein: nonlinear dynamics process transmission light path still includes first decay piece (29), delay assembly, first focusing lens (10), first parabolic mirror (12), first short wave pass filter (13), second parabolic mirror (15), first polaroid (16), first decay piece (29), delay assembly and first focusing lens (10) transmit in proper order between beam splitter (1) and calcium fluoride (11), first parabolic mirror (12) and first short wave pass filter (13) transmit in proper order between calcium fluoride (11) and glass stick (14), second parabolic mirror (15) and first polaroid (16) transmit in proper order between glass stick (14) and photovoltaic device (17).
3. The photovoltaic device single shot ultrafast response process measurement system of claim 2, wherein: the delay assembly comprises a first reflecting mirror (8), a second reflecting mirror (9), a translation stage (31) and a hollow retroreflector (35) arranged on the translation stage (31), wherein the first reflecting mirror (8), the hollow retroreflector (35) and the second reflecting mirror (9) are sequentially transmitted between a first attenuation sheet (29) and a first focusing lens (10), and the hollow retroreflector (35) can move under the driving of the translation stage (31) to change the optical path length.
4. The photovoltaic device single shot ultrafast response process measurement system of claim 2, wherein: the recording module comprises a spectrometer (22), a CCD (34) and an oscilloscope (19) for recording the time response process of the photovoltaic device (17), the oscilloscope (19) is electrically connected with the photovoltaic device (17), a second polaroid (20) and a second focusing lens (21) are sequentially arranged between the photovoltaic device (17) and the spectrometer (22), and the second polaroid (20) is orthogonal to the first polaroid (16);
the signal light passing through the photovoltaic device (17) passes through a second polarizer (20) and a second focusing lens (21) in sequence and is dispersed by a spectrometer (22), and a transmission spectrum is recorded by a CCD (34).
5. The photovoltaic device single shot ultrafast response process measurement system of claim 1, wherein: the visible light time response transmission light path comprises a second attenuation sheet (28), a frequency doubling crystal (32), a second short-wave-pass optical filter (33), a first reflector group, a third polaroid (25), a light-passing small hole (26) and a third focusing lens (27), which are sequentially transmitted between the folding mirror (2) and the photovoltaic device (17).
6. The photovoltaic device single shot ultrafast response process measurement system of claim 1, wherein: the X-ray time response transmission optical path comprises a fourth focusing lens (6), a metal ball (7) and a second reflecting mirror group arranged between the folding mirror (2) and the fourth focusing lens (6);
a beam of ultrashort pulse laser transmitted by the beam splitter (1) is sequentially focused on the metal ball (7) through the second reflecting mirror group and the fourth focusing lens (6) to generate X rays capable of irradiating the photovoltaic device (17).
7. The photovoltaic device single shot ultrafast response process measurement system of claim 6, wherein: the laser device further comprises a target chamber (30), wherein at least the fourth focusing lens (6), the metal ball (7) and the photovoltaic device (17) are positioned in the target chamber (30), and a glass window for laser injection and signal output is arranged on the target chamber (30).
8. The photovoltaic device single shot ultrafast response process measurement system of claim 1, wherein: the photovoltaic device (17) comprises a glass layer (171), a transparent electrode layer (172), an electron transport layer (173), a light absorption layer (174), a hole transport layer (175) and a metal electrode (176) which are of a layered structure and are sequentially attached.
9. The photovoltaic device one-shot ultrafast response process measurement system of claim 8, wherein: the transparent electrode layer (172) is made of ITO conductive glass, the electron transmission layer (173) is made of ZnO, the light absorption layer (174) is made of PbS and AgInZnS quantum dots, and the hole transmission layer (175) is made of MoO3The metal electrode (176) is made of Au.
10. The photovoltaic device single shot ultrafast response process measurement system of claim 1, or 8 or 9, wherein: the photovoltaic device (17) is positioned in a shielding case (18) capable of transmitting X rays, and a small hole for laser to pass through is formed in the shielding case (18).
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110398345A (en) * | 2019-09-03 | 2019-11-01 | 中国工程物理研究院激光聚变研究中心 | Photovoltaic device single-shot time super fast response measurement system |
| CN112737504A (en) * | 2020-12-23 | 2021-04-30 | 东南大学 | Micro-area multispectral response photoelectric tester for multi-junction solar cell |
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2019
- 2019-09-03 CN CN201921451735.0U patent/CN210719643U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110398345A (en) * | 2019-09-03 | 2019-11-01 | 中国工程物理研究院激光聚变研究中心 | Photovoltaic device single-shot time super fast response measurement system |
| CN110398345B (en) * | 2019-09-03 | 2024-06-11 | 中国工程物理研究院激光聚变研究中心 | Single-shot ultrafast response process measurement system for photovoltaic device |
| CN112737504A (en) * | 2020-12-23 | 2021-04-30 | 东南大学 | Micro-area multispectral response photoelectric tester for multi-junction solar cell |
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