Results 111 to 120 of about 139,094 (262)

Increasing sub/tropical eucalypt timber plantation profitability by value adding to thinnings [PDF]

open access: yes, 2012
New processing options and end-uses are being developed to create larger, more stable and higher-value markets for plantation-sourced wood. To justify continued expansion of Australia's current hardwood plantation estate it is becoming necessary to ...
Baillères, Henri   +3 more
core  

Mechanistic Insights Into Cellulose Dissolution in Solvents for Advanced Industrial Applications: A Systematic and Bibliometric Review

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Cellulose dissolution is important for various industries, including textiles, bioplastics, foods and pharmaceuticals, yet achieving efficient dissolution remains challenging. Deep eutectic solvents (DES) have emerged as promising alternatives to traditional solvents due to their low toxicity, biodegradability and sustainability.
Chigozie Charity Okwuwa   +4 more
wiley   +1 more source

CHEMICAL COMPOSITION, CRYSTALLINITY, AND THERMAL DEGRADATION OF BLEACHED AND UNBLEACHED KENAF BAST (Hibiscus cannabinus) PULP AND NANOFIBERS

open access: yesBioResources, 2009
Kenaf (Hibiscus cannabinus) nanofibers were isolated from unbleached and bleached pulp by a combination of chemical and mechanical treatments. The chemical methods were based on NaOH-AQ (anthraquinone) and three-stage bleaching (DEpD) processes, whereas ...
Mehdi Jonoobi   +4 more
doaj  

Thermal Stabilization of Chitosan Yarn for Carbon Fiber Production

open access: yesJournal of Applied Polymer Science, EarlyView.
This study explores chitosan, a biopolymer derived from chitin, as a renewable precursor for carbon fiber production. The authors demonstrate that chitosan fibers can be successfully stabilized under controlled thermal conditions in air and nitrogen.
Irina Kuznik   +4 more
wiley   +1 more source

Mechanobiology of Dental Pulp Cells

open access: yesCells
The dental pulp is the inner part of the tooth responsible for properly functioning during its lifespan. Apart from the very big biological heterogeneity of dental cells, tooth microenvironments differ a lot in the context of mechanical properties ...
Natalia Bryniarska-Kubiak   +2 more
doaj   +1 more source

The Loss of Some Strength Characteristics of Coated Magazine Paper as a Result of Exposure to Elevated Temperatures [PDF]

open access: yes, 1954
Introduction The purpose of this work is to investigate the effect that varying degrees of temperature have on the strength properties of coated magazine stock.
Burnie, Hugh D.
core   +1 more source

Polyethylene–Cellulose Composites From Cellulose Xanthate Solutions

open access: yesJournal of Applied Polymer Science, EarlyView.
An approach for fabricating cellulose/LDPE composites through cellulose dissolution, LDPE dispersion, and subsequent hot‐pressing. ABSTRACT This study reports a processing route for fabricating cellulose/LDPE composites involving the dispersion of polyethylene powder in a cellulose solution, followed by regeneration to form a continuous cellulose ...
Camila S. Moraes   +2 more
wiley   +1 more source

PRODUCTION OF NANOCELLULOSE FROM NATIVE CELLULOSE – VARIOUS OPTIONS UTILIZING ULTRASOUND

open access: yesBioResources, 2011
In this study three different ways of applying ultrasound for the production of nanocellulose from native cellulose were explored. In the first option bleached hardwood kraft pulp was oxidized with the ultrasound (US) assisted TEMPO/NaBr/NaOCl-system (US-
Shree Prakash Mishra,   +3 more
doaj  

Path planning algorithm for a car like robot based on MILP method [PDF]

open access: yes, 2013
This project is presents an algorithm for path planning optimal routes mobile robot “like a car” to a target in unknown environment. The proposed algorithm allows a mobile robot to navigate through static obstacles and finding the path in order to ...
Mohd Sadri, Mohd Pawzi
core  

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