MIND4SCE - Infrared | FTIR Spectrum Analyzer

Import Spectrum Data

Upload FTIR spectrum files (.csv, .xlsx, .xls, .dpt, .txt, .spc, OPUS .0)

Don't have an FTIR file? Try with a sample spectrum: Download Ethylene FTIR (.csv)

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Spectrum Visualization

Interactive plotting with advanced preprocessing tools

Preprocessing Tools

Baseline Correction ⓘ

Smoothing ⓘ

Normalization ⓘ

Offset Correction ⓘ

Apply automatic offset

Click-to-set offset

Click a point on a spectrum to set its offset (Absorbance → 0, Transmittance → 100%).

Export Processed Data

Download the spectra exactly as displayed, including all active preprocessing.

Peak Deconvolution

ADAM gradient optimizer for spectral peak decomposition (pseudo-Voigt profiles). Fits the imported data in absorbance.

Spectrum

Region (cm⁻¹)

–

Baseline

Peak Definitions

On		Name	Freq (cm⁻¹)	± Freq	FWHM (cm⁻¹)	± FWHM	L %	L min	L max	ε (mol. ext.)

L % = Lorentzian fraction in pseudo-Voigt profile. ε = molar extinction coefficient for Lambert-Beer (leave empty to skip).

ADAM Optimizer Settings

Multi-start runs

Max iterations

Learning rate

R² target

Deconvolution Result

Derivative Analysis

R² --

R² Abs --

Area Error --

Max Discrepancy --

Convergence --

Species Quantification

	Species	Freq (cm⁻¹)	FWHM (cm⁻¹)	Intensity	Area (Simpson)	% Area	L %	Conc. (mmol/cm³)

Reference Spectral Library

Compare spectra with reference database of standard compounds

Category:

0 compounds

Select a compound to view details