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Maeda Lab offers spectroscopic approaches to environmental protection.

FacilityFacility

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Fixed-Bed Catalytic Reactor System



The reactor systems with a gas chromatograph are employed to evaluate catalytic performance during environmental remediation in the atmosphere and exhaust gases.

Reactor 1 (Left): Selective catalytic reduction (SCR) of NOx , NH3 decomposition/oxidation

Reactor 2 (Right): CO2 conversion, CO hydrogenation, CO oxidation

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Fourier Transform Infrared Spectroscopy



Mid-infrared FT-IR allows acquiring information on vibreational modes of molecules.

Bruker Vertex 70 (Left): Selective catalytic reduction (SCR) of NOx , NH3 decomposition/oxidation

Bruker Vertex 70 (Right): CO2 conversion, CO hydrogenation, CO oxidation, Liquid-phase reactions


In Situ/Operando IR Cell

DRIFTS Cell

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The diffuse reflectance infrared Fourier-transform spectroscopy (DRIFTS) cell allows monitoring catalytic solid-gas interfaces during heterogeneous catalysis such as CO oxidation and NOx reduction etc.



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Flow-Through ATR Cell

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The attenuated total reflectance Infrared spectroscopy (ATR) cell allows monitoring catalytic solid-liquid interfaces during liquid-phase catalysis such as hydrogenation, oxidation, C-C coupling reactions etc.





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Photocatalysis ATR Cell

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The photocatalysis ATR cell can monitor chemical processes occuring at catalytic solid-gas & solid-liquid interfaces during heterogeneous photocatalysis catalysis such as water splitting and photocatalytic degradation of wastewater etc.




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Elevated Pressure & Temperature ATR Cell

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This customized ATR cell allows in situ monitoring of catalytic solid-liquid interfaces or liquid phase during heterogeneous or homogeneous catalysis at elevated pressure and temperature (max. 200 bar, 200 oC). Target reactions are biomass conversion and fine chemicals synthesis etc.

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Electrochemical ATR Cell

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The electrochemical ATR cell offers in situ monitoing of electrochemical processes occuring at electrodes such as anodic & cathodic reactions of fuel cells and electrochemical treactment of wastewater etc.






バナースペース

In situ/Operando Analysis Group (2304)

Prof. Dr. Nobutaka Maeda
(前田修孝)

nobutakamaeda@dicp.ac.cn

Gold Catalysis Research Center
Dalian Institute of Chemical Physics