MONITORING OF WASTE AND FORMATION WATERS USING RAMAN SPECTROSCOPY - - PowerPoint PPT Presentation

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Oct 31, 2022 187 likes •293 views

MONITORING OF WASTE AND FORMATION WATERS USING RAMAN SPECTROSCOPY AND ARTIFICIAL NEURAL NETWORK K.A. Laptinskiy, S.A. Burikov, T.A. Dolenko, A.O. Efitorov, and S.A. Dolenko Human impact on the environment 3rd Student Workshop on Ecology and

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MONITORING OF WASTE AND FORMATION WATERS USING RAMAN SPECTROSCOPY AND ARTIFICIAL NEURAL NETWORK

K.A. Laptinskiy, S.A. Burikov, T.A. Dolenko, A.O. Efitorov, and S.A. Dolenko

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3rd Student Workshop on Ecology and Optics of Coastal Zones, 2017

Human impact on the environment

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3rd Student Workshop on Ecology and Optics of Coastal Zones, 2017

Problem

?

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3rd Student Workshop on Ecology and Optics of Coastal Zones, 2017

Problem

?

Express
Remote
Providing both quantitative

and qualitative results

Non contact

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3rd Student Workshop on Ecology and Optics of Coastal Zones, 2017

Solution

Raman Spectroscopy

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3rd Student Workshop on Ecology and Optics of Coastal Zones, 2017

Basics of Raman spectroscopy

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3rd Student Workshop on Ecology and Optics of Coastal Zones, 2017

Raman spectra of aqueous salt solutions

400 800 1200 1600 0.00 0.02 0.04 0.2 0.4 0.6 0.8 Intensity, arb. un.

Wavenumber, cm-1

water KNO3 - 1 M Li2SO4 - 1M 1049 cm

N-O 982 cm

S-O 2800 3000 3200 3400 3600 3800 0.0 0.2 0.4 0.6 0.8 1.0 1.2 Intensity, arb. un. Wavenumber, cm-1 water CsI - 2M NaCl, NH4Br, Li2SO4 - 0.4 M, KNO3 and CsI - 0.6 M

1000 1500 2000 2500 3000 3500 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4

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3rd Student Workshop on Ecology and Optics of Coastal Zones, 2017

Artificial neural networks

Raman spectrum

f the salt

solution Concentration

f the salt in

solution

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3rd Student Workshop on Ecology and Optics of Coastal Zones, 2017

Our team…

…waits for

YOU

n the poster

session

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3rd Student Workshop on Ecology and Optics of Coastal Zones, 2017