[PDF][PDF] Structural Changes in Wood under Artificial UV Light Irradiation Determined by FTIR Spectroscopy and Color Measurements--A Brief Review.

CA Teacă, D Roşu, R Bodîrlău, L Roşu - BioResources, 2013 - bioresources.cnr.ncsu.edu
UV weathering, a process initiated primarily by the ultraviolet portion of the solar spectrum,
causes surface degradation of wood. Additionally, the wetting and drying of wood through …

Structural analysis of photodegraded lime wood by means of FT-IR and 2D IR correlation spectroscopy

CM Popescu, MC Popescu, C Vasile - International journal of biological …, 2011 - Elsevier
In this study the weathering behavior of lime wood (Tillia cordata Mill.) has been examined
using FT-IR and 2D IR correlation spectroscopy, which evidenced chemical changes …

Wood surface discolouration due to simulated indoor sunlight exposure

L Oltean, A Teischinger, C Hansmann - Holz als Roh-und Werkstoff, 2008 - Springer
Wood surface colour is a very important quality criterion in the utilisation of wood, especially
in indoor applications. In this study, an attempt was made to analyse wood surface …

CP-MAS 13C NMR and FT-IR investigation of the degradation reactions of polymer constituents in wood welding

L Delmotte, C Ganne-Chedeville, JM Leban… - … degradation and stability, 2008 - Elsevier
The essential chemical modifications involving the polymeric constituents of wood in friction
welding occur in the first 5–6s slowing down or even stopping afterwards. FT-IR and CP …

Chemical changes of beech wood due to CO2 laser irradiation

F Kačík, I Kubovský - Journal of photochemistry and Photobiology A …, 2011 - Elsevier
The paper deals with color changes and wood component changes caused by laser beam
irradiation. A 500mm× 150mm× 15mm beech (Fagus sylvatica, L.) board was irradiated by …

[HTML][HTML] Thermal degradation of wood during photodegradation

L Tolvaj, L Persze, L Albert - Journal of Photochemistry and Photobiology B …, 2011 - Elsevier
In this study, wood samples were exposed to light irradiations (direct sunlight, xenon lamp,
mercury vapour lamp) and thermal treatments were carried out in dry-and in humid …

[HTML][HTML] Low atmospheric temperature dependence on photodegradation of wood

K Mitsui, S Tsuchikawa - Journal of Photochemistry and photobiology B …, 2005 - Elsevier
This paper deals with the photodegradation of wood in low atmospheric temperature region
(− 40 to 50° C), and discusses the changes in color and IR spectra. The color and IR spectra …

Determination of active species in the modification of hardwood samples in the flowing afterglow of N2 dielectric barrier discharges open to ambient air

J Prégent, L Vandsburger, V Blanchard, P Blanchet… - Cellulose, 2015 - Springer
Abstract Sugar maple (Acer saccharum, Mill.) wood samples were exposed to the flowing
afterglow of a N 2 dielectric barrier discharge (DBD) open to ambient air. Freshly-sanded …

[HTML][HTML] Efeito do intemperismo artificial em quatro madeiras tropicais monitorado por espectroscopia de infravermelho (DRIFT)

TCM Pastore, CCK Oliveira, JC Rubim, KO Santos - Química Nova, 2008 - SciELO Brasil
Four tropical woods, were investigated to compare their performance and natural
resistances to artificial weathering using the diffuse reflectance infrared Fourier transform …

Changes in DRIFT spectra of wood irradiated by UV laser as a function of energy

G Papp, E Barta, E Preklet, L Tolvaj, O Berkesi… - … of Photochemistry and …, 2005 - Elsevier
We investigate the energy dependence of the UV laser irradiation on DRIFT spectra of
wood. Changes in the spectra have been studied with 248.5 nm wavelength of UV laser …