FTIR-DRIFTS-MS System
FTIR Bruker VERTEX 70v
• Detector: MCT
• Equipped with PIKE Diffuse IR
• Diffuse IR - 1 P: from vacuum up to 1 bar, T: from 25°C up to 900°C
• Diffuse IR - 2 P: from vacuum up to 1 bar, T: from 25°C up to 500°C
• Reaction cell w/ZnSe window
• Reaction and/or heat treatment under vacuum, in air or under the flow of wet or dry gas mixtures having desired composition and pressure
SYSTEM COMPONENTS
• Feed block: MFCs, HPLC/syringe pumps, heated valves & sampling valves & transfer lines
• Bruker Vertex 70v FTIR with PIKE DRIFTS w/ reaction cell
• Analysis block: Mass spectrometer & switching manifold
Analysis Mode: In situ / Operando
ANALYSIS EXAMPLES
• Mechanistic investigation of adsorption and surface reactions under operando conditions
• Determination of surface interactions during thermal pretreatments (calcination/reduction) under in situ conditions
• Operando transient-kinetic studies
• Testing aimed at obtaining mechanistic reaction equations
EXAMPLES OF PARAMETRIC USE
• Investigation of changes induced by catalyst metal loading, pretreatments, and/or metal distribution on surface adsorption properties and surface reaction mechanisms
