N. Colombo

Discoloration of α-Carbonyl-Free Lignin Model Compounds Under UV Light Exposure

Alain Castellan, N. Colombo, Aziz Nourmamode et al. · Journal of Wood Chemistry and Technology · 1990 · 56 citations

Chemical Engineering, Environmental Chemistry, Engineering +13

Photodegradation of Lignin: A Photochemical Study of a Phenolic α-Carbonyl β—O—4 Lignin Model Dimer 4-Hy droxy-3-Methoxy-α- (2′-Methoxyphenoxy)-Acetophenone

Alain Castellan, N. Colombo, C. Cucuphat et al. · Holzforschung · 1989 · 45 citations

A photochemical study of an O-methylated α-carbonyl β-1 lignin model dimer: 1,2-di(3′,4′-dimethoxyphenyl)ethanone (deoxyveratroin)

Alain Castellan, N. Colombo, Corinne Vanucci‐Bacqué et al. · Journal of Photochemistry and Photobiology A Chemistry · 1990 · 42 citations

Engineering, Photochemical Study, Photochemistry +8

An approach to understanding the mechanism of protection of bleached high-yield pulps against photoyellowing by reducing agents using the lignin model dimer: 3,4-dimethoxy-a-(2′-methoxyphenoxy)-acetophenone

Alain Castellan, Jian H. Zhu, N. Colombo et al. · Journal of Photochemistry and Photobiology A Chemistry · 1991 · 33 citations

Bleached High-yield Pulps, Chemical Engineering, Engineering +6

Photoyellowing of Milled Wood Lignin and Peroxide-Bleached Milled Wood Lignin in Solid 2-Hydroxypropylcellulose Films After Sodium Borohydride Reduction and Catalytic Hydrogenation in Solution: an Uv/Vis Absorption Spectroscopic Study

Alain Castellan, Aziz Nourmamode, P. Fornier de Violet et al. · Journal of Wood Chemistry and Technology · 1992 · 20 citations

Engineering, Sodium Borohydride Reduction, Chemistry +18