Publicación:
CHUSQUEA QUILA, A NATURAL RESOURCE FROM CHILE: ITS CHEMICAL, PHYSICAL AND NANOMECHANICAL PROPRTIES

dc.creatorPATRICIA EMANNUELLY OLIVEIRA MARTINS
dc.creatorGUILLERMO ALBERTO REYES TORRES
dc.creatorWILLIAM ARNOLDO GACITÚA ESCOBAR
dc.date2016
dc.date.accessioned2025-01-10T14:34:04Z
dc.date.available2025-01-10T14:34:04Z
dc.date.issued2016
dc.description.abstractCHUSQUEA QUILA OR ?QUILA?, IS ONE OF THE MOST ABUNDANT LESSER-KNOWN SPECIES FROM CHILE, AND FOR MANY YEARS IT HAS CREATED PROBLEMS FOR FARMERS IN THE SOUTHERN PART OF THIS COUNTRY. IN THIS STUDY, IT WAS EXAMINED AS A PROMISING RESOURCE FOR HIGH-TECH MATERIALS. THE CHEMICAL AND PHYSICAL PROPERTIES WERE DETERMINED BY ASTM STANDARDS. THE EXTRACTIVES, ASH CONTENT, LIGNIN, AND ALPHA-CELLULOSE WERE 4.55%, 2.17%, 13.78%, AND 54.65%, RESPECTIVELY. THE HIGHER HEATING VALUE AND BASIC DENSITY OBTAINED WERE 5,106 KCAL/KG AND 290 KG/M3, RESPECTIVELY. THE MOISTURE CONTENT WAS STUDIED DURING FOUR SEASONS AND FOUND TO BE THE HIGHEST IN WINTER (73%). REGARDING THE NANOMECHANICAL PROFILES, HARDNESS VARIED FROM 0.16 GPA IN THE CORTEX TO 0.21 GPA IN THE NODULE. THE AVERAGE ELASTIC MODULUS IN THE NODULE AND INTERNODE WAS 12.5 GPA, WHILE IN THE CORTEX IT WAS 7.45 GPA. CONSIDERING THE HIGH CELLULOSE CONTENT AND STRUCTURAL FEATURES OF THE LIGNOCELLULOSIC MATRIX, IT COULD BE POSSIBLE TO EXTRACT CELLULOSE FIBERS FOR COMMERCIAL USE AND CRUDE LIGNIN FOR TESTING NEW APPLICATIONS. THUS, THE ENTIRE QUILA STRUCTURE IS A POTENTIAL BIOMASS RESOURCE.
dc.formatapplication/pdf
dc.identifier.doi10.15376/biores.11.4.10057-10069
dc.identifier.issn1930-2126
dc.identifier.issn1930-2126
dc.identifier.urihttps://repositorio.ubiobio.cl/handle/123456789/7992
dc.languagespa
dc.publisherBIORESOURCES
dc.relation.uri10.15376/biores.11.4.10057-10069
dc.rightsPUBLICADA
dc.titleCHUSQUEA QUILA, A NATURAL RESOURCE FROM CHILE: ITS CHEMICAL, PHYSICAL AND NANOMECHANICAL PROPRTIES
dc.title.alternativeCHUSQUEA QUILA, UN RECURSO NATURAL DE CHILE: SUS PROPIEDADES QUÍMICAS, FÍSICAS Y NANOMECÁNICAS
dc.typeARTÍCULO
dspace.entity.typePublication
ubb.EstadoPUBLICADA
ubb.Otra ReparticionDEPARTAMENTO DE INGENIERIA EN MADERAS
ubb.Otra ReparticionDEPARTAMENTO DE INGENIERIA EN MADERAS
ubb.Otra ReparticionDEPARTAMENTO DE INGENIERIA EN MADERAS
ubb.SedeCONCEPCIÓN
ubb.SedeCONCEPCIÓN
ubb.SedeCONCEPCIÓN
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