Sylvia violeta Apellidos: copaja castillo



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Escuela de Pregrado – Facultad de Ciencias – Universidad de Chile

copaja silvia 02 q.jpg

Nombres:


sylvia violeta

Apellidos:



copaja castillo

Contacto (Opcional):



scopaja@uchile.cl

Título Profesional o Grado Académico (incluya el año de obtención):



profesor de estado en química y ciencias, 1972

Estudios de Postgrado o Especialización (institución donde lo obtuvo y año de obtención):



Magíster en Ciencias c/m en química, Universidad de Chile 1987.

Actividad Actual e Institución en la cual trabaja:



profesor adjunto de la universidad de chile. escuela de pregrado de la facultad de ciencias.

Reseña de su actividad laboral actual:



Área de Investigación: Química Analítica, Análisis Instrumental.

Líneas de Investigación: Dinámica de pesticidas y metales pesados en aguas, suelos y sedimentos. Proyecto Fondecyt, Comtemporary evolution induced by dams effects on migration and habitat quality, participación como co-investigador.

Docencia: Química de Suelos, Contaminación de Suelos, Análisis Instrumental II, Espectrofotometría de Absorción Atómica y sus aplicaciones (Coordinador). Métodos Instrumentales de Análisis y Pesticidas, química y medio ambiente (Colaborador)

Administración: Jefe Carrera Química Ambiental, miembro Consejo Escuela de Pregrado

Extensión: Coordinador Académico Postítulo de mención en Estudio y Comprensión de la Naturaleza para profesores de Educación Básica

PUBLICACIONES:

Copaja, S.V., Díaz, G., Toro, R., Tessada, R., Miranda, P., Morales, J.R.

Determination of mining activity of river sediments of three Chilean basins by particle induced X-ray emission (PIXE)

(2012) Journal of the Chilean Chemical Society, 57 (4), pp. 1400-1403.

http://www.scopus.com/inward/record.url?eid=2-s2.0-84877054647&partnerID=40&md5=d13a8ca5da301f1b636c52bd62a86b10

DOCUMENT TYPE: Article

SOURCE: Scopus


Copaja, S.V., Bravo, H.R., Muñoz, P.

Adsorption of fungicides in chilean soils incubated with biosolids

(2012) Journal of the Chilean Chemical Society, 57 (2), pp. 1091-1094.

http://www.scopus.com/inward/record.url?eid=2-s2.0-84866405077&partnerID=40&md5=0a4c956035fcd73cbeda3210e7c21a96

DOCUMENT TYPE: Article

SOURCE: Scopus


Bravo, H.R., Villarroel, E., Copaja, S.V., Argandoña, V.H.

Chemical basis for the phytotoxicity of N-aryl hydroxamic acids and acetanilide analogues

(2008) Zeitschrift fur Naturforschung - Section C Journal of Biosciences, 63 (5-6), pp. 389-394.

http://www.scopus.com/inward/record.url?eid=2-s2.0-48249093463&partnerID=40&md5=0fa66223bf77bff865ba746ec519668c

DOCUMENT TYPE: Article

SOURCE: Scopus


Silva, H., Copaja, S.V., Bravo, H.R., Argandoña, V.H.

Relationship between grain yield, osmotic adjustment and benzoxazinone content in Triticum aestivum L. cultivars

(2006) Zeitschrift fur Naturforschung - Section C Journal of Biosciences, 61 (9-10), pp. 704-708. Cited 5 times.

http://www.scopus.com/inward/record.url?eid=2-s2.0-33750936608&partnerID=40&md5=a55d103e6bacd7dc2add4de94dc52a8a

DOCUMENT TYPE: Article

SOURCE: Scopus


Copaja, S.V., Villarroel, E., Bravo, H.R., Pizarro, L., Argandoña, V.H.

Hydroxamic acids in Secale cereale L. and the relationship with their antifeedant and allelopathic properties

(2006) Zeitschrift fur Naturforschung - Section C Journal of Biosciences, 61 (9-10), pp. 670-676. Cited 6 times.

http://www.scopus.com/inward/record.url?eid=2-s2.0-33750958169&partnerID=40&md5=e2fedccd6d737d9b3ce1caf69b632cf1

DOCUMENT TYPE: Article

SOURCE: Scopus


Bravo, H.R., Copaja, S.V., Figueroa-Duarte, S., Lamborot, M., San Martín, J.

1,4-benzoxazin-3-one, 2-benzoxazolinone and gallic acid from Calceolaria thyrsiflora Graham and their antibacterial activity

(2005) Zeitschrift fur Naturforschung - Section C Journal of Biosciences, 60 (5-6), pp. 389-393. Cited 2 times.

http://www.scopus.com/inward/record.url?eid=2-s2.0-22144453937&partnerID=40&md5=12dc795733230464e49b87af1968fe7b

DOCUMENT TYPE: Article

SOURCE: Scopus


Bravo, H.R., Copaja, S.V., Argandoña, V.H.

Chemical Basis for the Antifeedant Activity of Natural Hydroxamic Acids and Related Compounds

(2004) Journal of Agricultural and Food Chemistry, 52 (9), pp. 2598-2601. Cited 10 times.

http://www.scopus.com/inward/record.url?eid=2-s2.0-2342460418&partnerID=40&md5=4ed9c2f2d6dca6d8129fbfd035986b28

DOCUMENT TYPE: Article

SOURCE: Scopus


Bravo, H.R., Copaja, S.V., San Martín, J.

Contents of 1,4-benzoxazin-3-ones and 2-benzoxazolinone from Stenandrium dulce (Nees)

(2004) Zeitschrift fur Naturforschung - Section C Journal of Biosciences, 59 (3-4), pp. 177-180. Cited 4 times.

http://www.scopus.com/inward/record.url?eid=2-s2.0-1942541320&partnerID=40&md5=6ec27a6b73298d1813674618eac5c263

DOCUMENT TYPE: Article

SOURCE: Scopus


Bravo, H.R., Weiss-López, B., Lamborot, M., Copaja, S.V.

Chemical basis for the antimicrobial activity of acetanilides

(2003) Journal of the Chilean Chemical Society, 48 (4), pp. 27-30. Cited 1 time.

http://www.scopus.com/inward/record.url?eid=2-s2.0-1842781596&partnerID=40&md5=67f7fa2eaf782c0db3ef72f9b8c14cec

DOCUMENT TYPE: Article

SOURCE: Scopus


Copaja, S.V., Blackburn, C., Carmona, R.

Variation of saponin contents in Quillaja saponica molina

(2003) Wood Science and Technology, 37 (2), pp. 103-108. Cited 3 times.

http://www.scopus.com/inward/record.url?eid=2-s2.0-0242498733&partnerID=40&md5=e36752f84747e4e56089a6858f2bdb97

DOCUMENT TYPE: Article

SOURCE: Scopus


Chaman, M.E., Copaja, S.V., Argandoña, V.H.

Relationships between salicylic acid content, phenylalanine ammonia-lyase (PAL) activity, and resistance of barley to aphid infestation

(2003) Journal of Agricultural and Food Chemistry, 51 (8), pp. 2227-2231. Cited 41 times.

http://www.scopus.com/inward/record.url?eid=2-s2.0-0037427307&partnerID=40&md5=943de6a67f9c3914f6b759ac10f046b8

DOCUMENT TYPE: Article

SOURCE: Scopus


Bravo, H.R., Copaja, S.V.

Contents and morphological distribution of 2,4-dihydroxy-1,4-benzoxazin-3-one and 2-benzoxazolinone in Acanthus mollis in relation to protection from larvae of Pseudaletia impuncta

(2002) Annals of Applied Biology, 140 (2), pp. 129-132. Cited 14 times.

http://www.scopus.com/inward/record.url?eid=2-s2.0-0036229339&partnerID=40&md5=5c4f1f49c778e7c68ecd3a846532f3af

DOCUMENT TYPE: Article

SOURCE: Scopus


Copaja, S.V., Nicol, D., Wratten, S.D.

Accumulation of hydroxamic acids during wheat germination

(1999) Phytochemistry, 50 (1), pp. 17-24. Cited 41 times.

http://www.scopus.com/inward/record.url?eid=2-s2.0-0032903837&partnerID=40&md5=bfd4a84f5c395ae2412db38507a02b8f

DOCUMENT TYPE: Article

SOURCE: Scopus


Bravo, H.R., Copaja, S.V., Lazo, W.

Antimicrobial Activity of Natural 2-Benzoxazolinones and Related Derivatives

(1997) Journal of Agricultural and Food Chemistry, 45 (8), pp. 3255-3257. Cited 12 times.

http://www.scopus.com/inward/record.url?eid=2-s2.0-0000459499&partnerID=40&md5=c2ef65e2b821df9363c39393c1642656

DOCUMENT TYPE: Article

SOURCE: Scopus


Niemeyer, H.M., Copaja, S.V., Barria, B.N.

The Triticeae as sources of hydroxamic acids, secondary metabolites in wheat conferring resistance against aphids

(1992) Hereditas, 116 (3), pp. 295-299. Cited 26 times.

http://www.scopus.com/inward/record.url?eid=2-s2.0-0026776064&partnerID=40&md5=3d2bba06a6b6185d0bee86d6518a32b5

DOCUMENT TYPE: Article

SOURCE: Scopus


Copaja, S.V., Barria, B.N., Niemeyer, H.M.

Hydroxamic acid content of perennial triticeae

(1991) Phytochemistry, 30 (5), pp. 1531-1534. Cited 20 times.

http://www.scopus.com/inward/record.url?eid=2-s2.0-0000581564&partnerID=40&md5=8da75ca9f5368de141f64ed3c026a556

DOCUMENT TYPE: Article

SOURCE: Scopus


Barria, B.N., Copaja, S.V., Niemeyer, H.M.

Occurrence of diboa in wild Hordeum species and its relation to aphid resistance

(1991) Phytochemistry, 31 (1), pp. 89-91. Cited 25 times.

http://www.scopus.com/inward/record.url?eid=2-s2.0-0002476563&partnerID=40&md5=d54e7bdc440aeca4c6f0fc43e6eecef9

DOCUMENT TYPE: Article

SOURCE: Scopus


Zúñiga, G.E., Copaja, S.V., Bravo, H.R., Argandoña, V.H.

Hydroxamic acids accumulation by wheat callus

(1990) Phytochemistry, 29 (7), pp. 2139-2141. Cited 10 times.

http://www.scopus.com/inward/record.url?eid=2-s2.0-0011363501&partnerID=40&md5=361abb7622a9c2f1df1be0105bcf47a3

DOCUMENT TYPE: Article

SOURCE: Scopus


Niemeyer, H.M., Pesel, E., Copaja, S.V., Bravo, H.R., Franke, S., Francke, W.

Changes in hydroxamic acid levels of wheat plants induced by aphid feeding

(1989) Phytochemistry, 28 (2), pp. 447-449. Cited 44 times.

http://www.scopus.com/inward/record.url?eid=2-s2.0-0000886369&partnerID=40&md5=4b390125667e2c1b7f8fa7111ff855bd

DOCUMENT TYPE: Article

SOURCE: Scopus


Copaja, S.V., Bravo, H.R., Niemeyer, H.M.

Quantitation of N-(2-hydroxy-4-methoxyphenyl)glyoxylohydroxamic acid, a reactive intermediate in reactions of 2,4-dihydroxy-7-methoxy-1,4-benzoxazin-3-one

(1986) Journal of Organic Chemistry, 51 (18), pp. 3542-3545. Cited 3 times.

http://www.scopus.com/inward/record.url?eid=2-s2.0-0346807612&partnerID=40&md5=90bac8b5dcb2610fb5b720b89e04f189

DOCUMENT TYPE: Note

SOURCE: Scopus


González, G., Díaz, C., Copaja, S.

Reactions of diaminosulfanes with copper(II) salts [Reaktionen von Diaminosulfanen mit Kupfer(II)-Salzen]

(1983) Monatshefte für Chemie Chemical Monthly, 114 (2), pp. 177-183. Cited 1 time.

http://www.scopus.com/inward/record.url?eid=2-s2.0-0345948775&partnerID=40&md5=d7e43da4ff2f8c6be3a58773fce5d805

DOCUMENT TYPE: Article

SOURCE: Scopus



PROYECTOS DE INVESTIGACIÓN:

COINVESTIGADOR. 1100341 CONTEMPORARY EVOLUTION INDUCED BY DAMS: EFFECTS ON MIGRATION AND HABITAT QUALITY. 2010

INVESTIGADOR ALTERNO. 1921056 ACIDOS HIDROXAMICOS DEL TRIGO: UTILIZACION EN LA RESISTENCIA CONTRA AFIDOS. 1992

COINVESTIGADOR. 1891159 PAPEL DE LOS ACIDOS HIDROXAMICOS DEL TRIGO EN EL CONTROL DE AFIDOS Y LA TRANSMISION DE VIRUS. 1989

COINVESTIGADOR. 1851106 DESARROLLO DE UN METODO ELECTROQUIMICO PARA DETERMINAR LAS PROPIEDADES COORDINATIVAS DE AGUAS NATURALES CONTAMINADAS. 1985

Actualización, mayo 2014





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