Results 11 to 20 of about 194,784 (256)

The wooden churches of Chiloé

open access: yes, 2001
16 churches out of about 60 representing the so-called Chiloé School of Wooden Religious Architecture were inscribed on UNESCO's World Heritage List in October 2000.
Norberg, Peter,
core   +5 more sources

Characterization and Application of Urea-Formaldehyde-Furfural Co-condensed Resins as Wood Adhesives

open access: yesBioResources, 2014
Furfural, as an organic compound derived from biomass materials, was used to partially substitute for formaldehyde in the synthesis of UF resin. Urea-formaldehyde-furfural co-condensed (UFFR) resins with different substitute ratios of furfural to ...
Jizhi Zhang   +5 more
doaj   +1 more source

Effects of Assembly Time on Wet Shear Strength and Formaldehyde Emission of Plywood Bonded by Urea Formaldehyde Resin

open access: yesBioResources, 2014
The effects of assembly time on the properties of plywood were investigated in detail in this study. Three-layer plywood was fabricated, and its wet shear strength and formaldehyde emission were measured.
Liou Chen   +5 more
doaj   +1 more source

Effects of Antioxidants on Photodegradation of Wood Flour/Polypropylene Composites during Artificial Weathering

open access: yesBioResources, 2014
The influence of antioxidants and of their compound systems were evaluated relative to the photodegradation of wood flour/polypropylene (WF/PP) composites using ultraviolet accelerated weathering.
Yao Peng, Ru Liu, Jinzhen Cao
doaj   +1 more source

Aging Resistance Properties of Poplar Plywood Bonded by Soy Protein-Based Adhesive

open access: yesBioResources, 2016
The aging resistance properties of poplar plywood prepared with soy protein-based adhesives were investigated. The shear strength of soybean meal/bisphenol epoxy resin (SM/EP) adhesive increased by 197.5% (surface layer) to 1.19 MPa and 153.5% (core ...
Xiangling Zeng   +5 more
doaj   +1 more source

Differences and Similarities between the Wood of Three Low-Density and Homogenous Species: Linden, Balsa, and Paulownia

open access: yesApplied Sciences, 2023
The use of woods with a low density and good structural uniformity has intensified in recent decades, paving new ways for their superior valorization. This research study aimed to examine the wood of three deciduous wood species with low densities and ...
Anamaria Avram   +3 more
doaj   +1 more source

Physical and mechanical properties of rubberwood (Hevea brasiliensis) dyed with Lasiodiplodia theobromae

open access: yesJournal of Wood Science, 2019
Blue staining on rubberwood (Hevea brasiliensis) is a common kind of defect. There currently exists much research focused on the prevention and control of blue staining.
Boshi Zhao   +3 more
doaj   +1 more source

A challenging case of a large intraorbital foreign body perforating the nasal septum in a child

open access: yesIndian Journal of Ophthalmology, 2018
A 5 year old boy with a history of fall from a height of about 4 feet, presented after one week with swelling, watering and discharge of the right eye. He had severe conjunctival chemosis with superior displacement of the globe.
Tanie Natung   +3 more
doaj   +1 more source

Young children's perspectives of time: New directions for co‐constructing understandings of quality in ECEC

open access: yesBritish Educational Research Journal, EarlyView., 2023
Abstract Children's relationship with time in preschools is an under‐researched area. Young children rarely know how to measure time using a clock, but their experiences of time may contribute to understanding children's well‐being and debates about quality in preschools.
Kristín Dýrfjörð   +3 more
wiley   +1 more source

Orbitocranial wooden foreign body

open access: yesJournal of Clinical Ophthalmology and Research, 2014
We report a case of orbitocranial wooden foreign body, piercing through roof of orbit, frontal sinus and frontal lobe and reaching up to corpus callosum.
Milind Suryawanshi   +3 more
doaj   +1 more source

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