absorption band

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Related to absorption band: Absorption peak

absorption band

[əb′sȯrp·shən ‚band]

(physics)

A range of wavelengths or frequencies in the electromagnetic spectrum within which radiant energy is absorbed by a substance.

References in periodicals archive ?

Introducing copper in the composite coating increases largely the intensity of the absorption bands in the range of 1,8001,500 [cm.

Modification of Cu-PE-PTFE Composite Coatings on Rubber Surface by Low-Energy Electron Beam Dispersion with Glow Discharge

It is essential, that in IR spectrum of AFA the absorption band corresponding to valent fluctuations of group -NH(v = 3300 [cm.

Emulsifier development for high-concentrated reverse emulsions

Presence of CaO was indicated by IR absorption bands at 3643, 1417, 866, and 511[cm.

Effects of calcination on the crystallography and nonbiogenic aragonite formation of ark clam shell under ambient condition

The shape of the function reproduced the shape of the styrene absorption band centered on 270 nm and only a scale factor was needed to fit the absorbance taken in the holder inside the IS.

Measurement of scattering and absorption cross sections of microspheres for wavelengths between 240 nm and 800 nm

From the data that appears on the absorption of infrared spectra above shows that a shift in absorption band of stretching vibrations of Si-O-Si appears on Na-bentonite in the wave number 1041.

Study of physico-chemical properties of Si[O.sub.2]- [Al.sub.2][O.sub.3]/bentonite nanocomposite: thermal and acid stability

The primary absorption band maxima ((lambda)max) of the samples radiated in high dosimetry has shifted from 500nm to the very low range of visible region, at 420nm, as the sample solutions were containing almost no dye molecules.

Radiolytic Reduction of Aqueous Solutions of a Commercial Reactive Dye in the Range 0-100KGY by CO60 Gamma Radiation Source

Though calcite is a common mineral in oil shale, it was not incorporated into the mineral mixture because both calcite and dolomite show almost similar absorption bands (Fig.

An ATR-FTIR procedure for quantitative analysis of mineral constituents and kerogen in oil shale

Fraction profile of fine structure and maximum wavelength absorption band (449 nm) is in agreement with literature data (BRITTON et al.

Fruits of Butia capitata (Mart.) Becc as good sources of [beta]-carotene and provitamina/Butia capitata (Mart.) Becc como fonte de [beta]-caroteno e provitamina

On the basis of change in the relative intensities of absorption bands corresponding to the stretching and bending vibrations of structural OH groups, it was possible to divide the analyzed samples into three groups: with ordered structure, partially ordered structure and poorly ordered structure.

Characterization and differentiation of kaolinites from selected Czech deposits using infrared spectroscopy and differential thermal analysis

5a) exhibits characteristic bands such as: a strong and broad absorption band between 1080 and 1030 [cm.

Characterization and in vitro bioactivity of Chitosan/Hydroxyapatite composite membrane prepared by freeze-gelation method

The analysis of FTIR spectra shows that they also have an absorption band at 3410-3450 [cm.

Structure and properties of polyurethane foams obtained from rapeseed oil polyols/Rapsioli poluoolidest saadud poluuretaanvahtude struktuur ja omadused

Based on IR absorption by the silicon-oxygen bonds in the clay, a broad absorption band indicates agglomerated clay.

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