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Items for "aspen"

Hot-pressing stress graded aspen veneer for laminated veneer lumber (LVL)

Aspen (Populus tremuloides) is emerging as an important species for laminated veneer lumber (LVL) products in North America...

Keywords: aspen, hot-pressing, laminated veneer lumber, stiffness, strength, veneer stress grade

01/2005 | Holzforschung, Walter de Gruyter

On some physical properties of six aspen clones

Basic physical properties including density, permeability, water sorption characteristics and diffusion coefficients in desorption were measured with specimens taken from for six aspen clone trees harvested in northeastern British Columbia...

Keywords: Density, desorption, diffusion, heat of wetting, permeability, aspen

01/2005 | Holzforschung, Walter de Gruyter

Diffusion of tritiated water into water-saturated wood particles

The diffusion rate of tritiated water into pine and aspen particles follows a Fickian mechanism...

Keywords: aspen, diffusion, Fickian, pine, pulping, tortuosity

01/2006 | Holzforschung, Walter de Gruyter

The influence of lignin chemistry and ultrastructure on the pulping efficiency of clonal aspen (Populus tremuloides Michx.)

The variation in wood chemistry among aspen clones of similar age, harvested from a common site in northern British Columbia, Canada, was evaluated...

Keywords: aspen, delignification, guaiacyl lignin, kraft pulping, lignin, molecular mass, MWL, MWELsol, MWELinsol, NMR, nitrobenzene oxidation, quantitative NMR, syringyl lignin, thioacidolysis