Zobrazeno 1 - 10
of 34
pro vyhledávání: '"Analytical Chemistry"'
The aim of this study was to develop a fluorescence-detection based analytical methodology consisting in the photolysis of abacavir induced by UV irradiation to determine the concentration of the analyte in complex samples. Initially, with the goal o
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bcea6c413bd4ff8317650da6b469aa68
https://linkinghub.elsevier.com/retrieve/pii/S0026265X20315460
https://linkinghub.elsevier.com/retrieve/pii/S0026265X20315460
Publikováno v:
CONICET Digital (CONICET)
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET
A new methodology for lead traces determination has been developed based on the quenching effect on fluorescent emission of the complex formed by the metal with 8‑hydroxyquinoline and o-phenanthroline at λ em = 365 nm (λ exc = 250 nm). Experiment
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c342646d1cf83213eb38b6b43627410e
https://www.sciencedirect.com/science/article/abs/pii/S0026265X19303509
https://www.sciencedirect.com/science/article/abs/pii/S0026265X19303509
Fluorescence excitation-emission matrix spectroscopy coupled to multi-way analysis has proved to be a powerful tool for the study of complex systems with analytical purposes. However, scattering phenomena that are usually present in fluorescence land
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::236018d964542b1b54cf4b5ca310f888
https://linkinghub.elsevier.com/retrieve/pii/S0169743918307184
https://linkinghub.elsevier.com/retrieve/pii/S0169743918307184
Autor:
Sirley V. Pereira, Julio Raba, Franco A. Bertolino, Galo J. A. A. Soler-Illia, Germán A. Messina, Evelyn Marín-Barroso, Mara Alderete, Cristian M. Moreira
Publikováno v:
CONICET Digital (CONICET)
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET
A novel fluorescent paper based immunosensor for the quantification of gliadin content in different food samples was constructed. The device consists of a paper platform modified with amino functionalized mesoporous material. The nanoporous structure
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::eb59b7b4878400123a3a175fd98f5534
https://www.sciencedirect.com/science/article/pii/S0026265X18303345
https://www.sciencedirect.com/science/article/pii/S0026265X18303345
For the first time, a third-order/four-way system having instrumental modes depending on each other was experimentally generated and it was successfully resolved. Non-quadrilinear type 4 data, constituted by liquid chromatographic elution times (LC)
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b0947447b755cacd3442c85fcc5e0227
https://www.sciencedirect.com/science/article/pii/S0039914018307082
https://www.sciencedirect.com/science/article/pii/S0039914018307082
Autor:
Germán A. Messina, Franco A. Bertolino, Pedro R. Aranda, Martín Alejandro Fernández Baldo, Sirley V. Pereira, Julio Raba
One of the most interesting approaches in the field of optical biosensors is the possibility to combine the high sensitivity of laser detection with the high selectivity provided by specific interactions. Furthermore, the addition of nanomaterials to
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7994cbe71bbe0ae6e107bed2aeea4b2a
https://www.sciencedirect.com/science/article/pii/S0026265X18303904
https://www.sciencedirect.com/science/article/pii/S0026265X18303904
Autor:
Sirley V. Pereira, Julio Raba, Matías Regiart, Galo J. A. A. Soler-Illia, Eduardo A. Takara, Germán A. Messina, María L. Scala-Benuzzi, Cristian M. Moreira
Publikováno v:
CONICET Digital (CONICET)
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET
In this work, different paper surface modification strategies were compared to obtain an amine functionalized SBA-15 (N-SBA-15) composite for paper-based device development. The synthesized N-SBA-15 was characterized by N 2 adsorption-desorption isot
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::38489ffabbd1a47eb3590e6a4d8f4d8b
https://www.sciencedirect.com/science/article/abs/pii/S003991401930308X
https://www.sciencedirect.com/science/article/abs/pii/S003991401930308X
Publikováno v:
CONICET Digital (CONICET)
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET
A new environmental friendly methodology for metsulfuron-methyl quantification based on the fluorescent signal enhancement of rhodamine B dye has been developed. A cationic surfactant (cetyltrimethylammonium bromide, CTAB) and an anionic one (sodium
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2796fad7a9c5c3c3338c40d91c9648f8
https://www.sciencedirect.com/science/article/pii/S0026265X17313024
https://www.sciencedirect.com/science/article/pii/S0026265X17313024
Autor:
Hector C. Goicoechea, Fernando Barbosa, Maha Al-Tameemi, Bassam F. Alfarhani, Andres D. Campiglia
The ultimate goal of the present study is to develop screening methodology for the urine analysis of metabolites of polycyclic aromatic hydrocarbons. The investigated approach is based on surface matrix fluorescence spectroscopy, where octadecyl sili
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b1fd28c95939e78de3e9e4e26ee07eae
http://linkinghub.elsevier.com/retrieve/pii/S0026265X17305507
http://linkinghub.elsevier.com/retrieve/pii/S0026265X17305507
A new method for pre-concentration/separation and determination of 2,4-dichlorophenoxyacetic acid (2,4-D) by solid-surface fluorescence (SSF) is proposed. The herbicide was complexed with Rhodamine B at pH 7.0 in the presence of phosphate buffer and
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::de2de6c834f9af671ec885c852b0cad9
http://linkinghub.elsevier.com/retrieve/pii/S0026265X17305908
http://linkinghub.elsevier.com/retrieve/pii/S0026265X17305908