Terahertz Transmission Characteristics of Electrolyte Solution

Kun QIAN; Zhi-chen BAI; Rui WU; Jia-hui WANG; Bo SU; Yi-wei WEN; Cun-lin ZHANG

doi:10.3964/j.issn.1000-0593(2021)07-2018-05

Spectroscopy and Spectral Analysis, Volume. 41, Issue 7, 2018(2021)

Terahertz Transmission Characteristics of Electrolyte Solution

Kun QIAN, Zhi-chen BAI, Rui WU, Jia-hui WANG, Bo SU^*;, Yi-wei WEN, and Cun-lin ZHANG

Beijing Key Laboratory for Terahertz Spectroscopy and Imaging; Key Laboatory of Terahertz Optoelectronics, Ministry of Education; Beijing Advanced Innovation Center for Imaging Theory and Technology, Department of Physics, Capital Normal University, Beijing 100048, China

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Fig. 1. THz-TDS system diagram

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Fig. 2. Schematic diagram of microfluidic chip preparation

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Fig. 3. Spectrum of copper chloride solution with different concentrations

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Fig. 4. Spectrum of copper sulfate solution with different concentrations

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Fig. 5. Spectrum of potassium chloride solution with different concentrations

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Fig. 6. Spectrum of potassium sulfate solution with different concentrations

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Table 1. Viscosity coefficient B_η and nuclear magnetic resonance coefficient B_NMR of ions at 25 ℃
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Table 1. Viscosity coefficient B_η and nuclear magnetic resonance coefficient B_NMR of ions at 25 ℃
离子半径/pm B_η ¹H B_NMR ¹⁷O B_NMR K/C^a
K⁺ 138 -0.009 -0.01 -0.017 c
Cu²⁺ 73 0.376 0.052 k
Cl^- 181 -0.005 -0.01 -0.017 k/c
${SO}_{4}^{2 -}$ 240 0.206 0.12 k

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Kun QIAN, Zhi-chen BAI, Rui WU, Jia-hui WANG, Bo SU, Yi-wei WEN, Cun-lin ZHANG. Terahertz Transmission Characteristics of Electrolyte Solution[J]. Spectroscopy and Spectral Analysis, 2021, 41(7): 2018

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Paper Information

Category: Research Articles

Received: Jun. 23, 2020

Accepted: --

Published Online: Sep. 8, 2021

The Author Email:

DOI:10.3964/j.issn.1000-0593(2021)07-2018-05

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Viscosity coefficient Bη and nuclear magnetic resonance coefficient BNMR of ions at 25 ℃

Table 1. Viscosity coefficient Bη and nuclear magnetic resonance coefficient BNMR of ions at 25 ℃

Table 1. Viscosity coefficient B_η and nuclear magnetic resonance coefficient B_NMR of ions at 25 ℃

Table 1. Viscosity coefficient B_η and nuclear magnetic resonance coefficient B_NMR of ions at 25 ℃