The research of data acquisition system for Raman spectrometer (2024)

Cui, X., Guo, P., Zhang, Y., Chen, S., Chen, H., & Chen, W. (2011). The research of data acquisition system for Raman spectrometer. In 2011 International Conference on Optical Instruments and Technology: Optoelectronic Measurement Technology and Systems Article 82011C (Proceedings of SPIE - The International Society for Optical Engineering; Vol. 8201). SPIE. https://doi.org/10.1117/12.904787

@inproceedings{9de1dd8398824e2b94f6fdb438fb03d9,

title = "The research of data acquisition system for Raman spectrometer",

abstract = "Raman spectrometer has been widely used as an identification tool for analyzing material structure and composition in many fields. However, Raman scattering echo signal is very weak, about dozens of photons at most in one laser plus signal. Therefore, it is a great challenge to design a Raman spectrum data acquisition system which could accurately receive the weak echo signal. The system designed in this paper receives optical signals with the principle of photon counter and could detect single photon. The whole system consists of a photoelectric conversion module H7421-40 and a photo counting card including a field programmable gate array (FPGA) chip and a PCI9054 chip. The module H7421-40 including a PMT, an amplifier and a discriminator has high sensitivity on wavelength from 300nm to 720nm. The Center Wavelength is 580nm which is close to the excitation wavelength (532nm), QE 40% at peak wavelength, Count Sensitivity is 7.8-105(S-1PW-1) and Count Linearity is 1.5MHZ. In FPGA chip, the functions are divided into three parts: parameter setting module, controlling module, data collection and storage module. All the commands, parameters and data are transmitted between FPGA and computer by PCI9054 chip through the PCI interface. The result of experiment shows that the Raman spectrum data acquisition system is reasonable and efficient. There are three primary advantages of the data acquisition system: the first one is the high sensitivity with single photon detection capability; the second one is the high integrated level which means all the operation could be done by the photo counting card; and the last one is the high expansion ability because of the smart reconfigurability of FPGA chip.",

keywords = "FPGA, PCI, Raman spectrometer, Raman spectrum, high sensitivity, scattering, single photon, weak signal",

author = "Xiao Cui and Pan Guo and Yinchao Zhang and Siying Chen and He Chen and Wenbo Chen",

year = "2011",

doi = "10.1117/12.904787",

language = "English",

isbn = "9780819488428",

series = "Proceedings of SPIE - The International Society for Optical Engineering",

publisher = "SPIE",

booktitle = "2011 International Conference on Optical Instruments and Technology",

address = "United States",

note = "2011 International Conference on Optical Instruments and Technology: Optoelectronic Measurement Technology and Systems ; Conference date: 06-11-2011 Through 09-11-2011",

}

The research of data acquisition system for Raman spectrometer. / Cui, Xiao; Guo, Pan; Zhang, Yinchao et al.
2011 International Conference on Optical Instruments and Technology: Optoelectronic Measurement Technology and Systems. SPIE, 2011. 82011C (Proceedings of SPIE - The International Society for Optical Engineering; Vol. 8201).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

TY - GEN

T1 - The research of data acquisition system for Raman spectrometer

AU - Cui, Xiao

AU - Guo, Pan

AU - Zhang, Yinchao

AU - Chen, Siying

AU - Chen, He

AU - Chen, Wenbo

PY - 2011

Y1 - 2011

N2 - Raman spectrometer has been widely used as an identification tool for analyzing material structure and composition in many fields. However, Raman scattering echo signal is very weak, about dozens of photons at most in one laser plus signal. Therefore, it is a great challenge to design a Raman spectrum data acquisition system which could accurately receive the weak echo signal. The system designed in this paper receives optical signals with the principle of photon counter and could detect single photon. The whole system consists of a photoelectric conversion module H7421-40 and a photo counting card including a field programmable gate array (FPGA) chip and a PCI9054 chip. The module H7421-40 including a PMT, an amplifier and a discriminator has high sensitivity on wavelength from 300nm to 720nm. The Center Wavelength is 580nm which is close to the excitation wavelength (532nm), QE 40% at peak wavelength, Count Sensitivity is 7.8-105(S-1PW-1) and Count Linearity is 1.5MHZ. In FPGA chip, the functions are divided into three parts: parameter setting module, controlling module, data collection and storage module. All the commands, parameters and data are transmitted between FPGA and computer by PCI9054 chip through the PCI interface. The result of experiment shows that the Raman spectrum data acquisition system is reasonable and efficient. There are three primary advantages of the data acquisition system: the first one is the high sensitivity with single photon detection capability; the second one is the high integrated level which means all the operation could be done by the photo counting card; and the last one is the high expansion ability because of the smart reconfigurability of FPGA chip.

AB - Raman spectrometer has been widely used as an identification tool for analyzing material structure and composition in many fields. However, Raman scattering echo signal is very weak, about dozens of photons at most in one laser plus signal. Therefore, it is a great challenge to design a Raman spectrum data acquisition system which could accurately receive the weak echo signal. The system designed in this paper receives optical signals with the principle of photon counter and could detect single photon. The whole system consists of a photoelectric conversion module H7421-40 and a photo counting card including a field programmable gate array (FPGA) chip and a PCI9054 chip. The module H7421-40 including a PMT, an amplifier and a discriminator has high sensitivity on wavelength from 300nm to 720nm. The Center Wavelength is 580nm which is close to the excitation wavelength (532nm), QE 40% at peak wavelength, Count Sensitivity is 7.8-105(S-1PW-1) and Count Linearity is 1.5MHZ. In FPGA chip, the functions are divided into three parts: parameter setting module, controlling module, data collection and storage module. All the commands, parameters and data are transmitted between FPGA and computer by PCI9054 chip through the PCI interface. The result of experiment shows that the Raman spectrum data acquisition system is reasonable and efficient. There are three primary advantages of the data acquisition system: the first one is the high sensitivity with single photon detection capability; the second one is the high integrated level which means all the operation could be done by the photo counting card; and the last one is the high expansion ability because of the smart reconfigurability of FPGA chip.

KW - FPGA

KW - PCI

KW - Raman spectrometer

KW - Raman spectrum

KW - high sensitivity

KW - scattering

KW - single photon

KW - weak signal

UR - http://www.scopus.com/inward/record.url?scp=84862948143&partnerID=8YFLogxK

U2 - 10.1117/12.904787

DO - 10.1117/12.904787

M3 - Conference contribution

AN - SCOPUS:84862948143

SN - 9780819488428

T3 - Proceedings of SPIE - The International Society for Optical Engineering

BT - 2011 International Conference on Optical Instruments and Technology

PB - SPIE

T2 - 2011 International Conference on Optical Instruments and Technology: Optoelectronic Measurement Technology and Systems

Y2 - 6 November 2011 through 9 November 2011

ER -