In this study, a simple and environmental friendly method was developed for the synthesis of silver nanoparticles (Ag-NPs) using Dimocarpus longan seed extract as a source of reducing and stabilizing agent. The appearance of a surface plasmon resonance peak at 432 nm confirmed the synthesis of silver nanoparticles (UV-visible spectroscopy). The biosynthesized Ag-NPs were face centered cubic structures (XRD) with an approximate particle size of 40 nm (TEM). Optimization study revealed that 10 mL of plant extract (2 mM AgNO3) at 180 min of incubation resulted the optimum product synthesis. Poly-phenolic compounds were majorly involved in the reduction of silver ions into Ag-NPs (FT-IR). The catalytic activities of Ag-NPs were assessed against the photo-catalytic degradation of methylene blue and chemo catalytic reduction of 4-nitrophenol (4-NP) to 4-aminophenol (4-AP). The results indicated that the prepared Ag-NPs have strong chemo catalytic activity with a complete reduction of 4-NP to 4-AP within 10 min. Similarly, Ag-NPs displayed higher photo-catalytic activity (K = 0.12) as compared to commercial Ag-NPs (K = 0.003). In addition, the silver nanoparticles exhibited a promising antioxidant activity in scavenging DPPH radicals. The findings of this study conclude that the biosynthesized Ag-NPs are promising agent possessing strong catalytic and reducing properties. (C) 2016 Elsevier B.V. All rights reserved.
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Russian Acad Sci, Fed Sci Ctr East Asia Terr Biodivers, Far Eastern Branch, 159 Stoletija Str, Vladivostok 690022, RussiaRussian Acad Sci, Fed Sci Ctr East Asia Terr Biodivers, Far Eastern Branch, 159 Stoletija Str, Vladivostok 690022, Russia
Yugay, Y. A.
Usoltseva, R., V
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Russian Acad Sci, GB Elyakov Pacific Inst Bioorgan Chem, Far Eastern Branch, Vladivostok 690022, RussiaRussian Acad Sci, Fed Sci Ctr East Asia Terr Biodivers, Far Eastern Branch, 159 Stoletija Str, Vladivostok 690022, Russia
Usoltseva, R., V
Silant'ev, V. E.
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Russian Acad Sci, Inst Chem, Far Eastern Branch, Vladivostok 690022, RussiaRussian Acad Sci, Fed Sci Ctr East Asia Terr Biodivers, Far Eastern Branch, 159 Stoletija Str, Vladivostok 690022, Russia
Silant'ev, V. E.
Egorova, A. E.
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Russian Acad Sci, Fed Sci Ctr East Asia Terr Biodivers, Far Eastern Branch, 159 Stoletija Str, Vladivostok 690022, Russia
Far Eastern Fed Univ, Vladivostok 690950, RussiaRussian Acad Sci, Fed Sci Ctr East Asia Terr Biodivers, Far Eastern Branch, 159 Stoletija Str, Vladivostok 690022, Russia
Egorova, A. E.
Karabtsov, A. A.
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Russian Acad Sci, Far Eastern Geol Inst, Far Eastern Branch, Vladivostok 690022, RussiaRussian Acad Sci, Fed Sci Ctr East Asia Terr Biodivers, Far Eastern Branch, 159 Stoletija Str, Vladivostok 690022, Russia
Karabtsov, A. A.
Kumeiko, V. V.
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Far Eastern Fed Univ, Vladivostok 690950, Russia
Russian Acad Sci, AV Zhirmunsky Natl Sci Ctr Marine Biol, Far Eastern Branch, Vladivostok, RussiaRussian Acad Sci, Fed Sci Ctr East Asia Terr Biodivers, Far Eastern Branch, 159 Stoletija Str, Vladivostok 690022, Russia
Kumeiko, V. V.
Ermakova, S. P.
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Russian Acad Sci, GB Elyakov Pacific Inst Bioorgan Chem, Far Eastern Branch, Vladivostok 690022, RussiaRussian Acad Sci, Fed Sci Ctr East Asia Terr Biodivers, Far Eastern Branch, 159 Stoletija Str, Vladivostok 690022, Russia
Ermakova, S. P.
Bulgakov, V. P.
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Russian Acad Sci, Fed Sci Ctr East Asia Terr Biodivers, Far Eastern Branch, 159 Stoletija Str, Vladivostok 690022, RussiaRussian Acad Sci, Fed Sci Ctr East Asia Terr Biodivers, Far Eastern Branch, 159 Stoletija Str, Vladivostok 690022, Russia
Bulgakov, V. P.
Shkryl, Y. N.
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Russian Acad Sci, Fed Sci Ctr East Asia Terr Biodivers, Far Eastern Branch, 159 Stoletija Str, Vladivostok 690022, RussiaRussian Acad Sci, Fed Sci Ctr East Asia Terr Biodivers, Far Eastern Branch, 159 Stoletija Str, Vladivostok 690022, Russia
机构:
UANL, Fac Ciencias Quim, Lab Mat, 1 Av Univ, San Nicolas De Los Garza 66455, Nuevo Leon, Mexico
UANL, CIBYN, Lab Nanociencias & Nanotecnol, Autopista Aeropuerto Int Mariano Escobedo Km 10, Apodaca 66629, Nuevo Leon, MexicoUANL, Fac Ciencias Quim, Lab Mat, 1 Av Univ, San Nicolas De Los Garza 66455, Nuevo Leon, Mexico
Puente, Carlos
Gomez, Idalia
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UANL, Fac Ciencias Quim, Lab Mat, 1 Av Univ, San Nicolas De Los Garza 66455, Nuevo Leon, MexicoUANL, Fac Ciencias Quim, Lab Mat, 1 Av Univ, San Nicolas De Los Garza 66455, Nuevo Leon, Mexico
Gomez, Idalia
Kharisov, Boris
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UANL, Fac Ciencias Quim, Lab Mat, 1 Av Univ, San Nicolas De Los Garza 66455, Nuevo Leon, MexicoUANL, Fac Ciencias Quim, Lab Mat, 1 Av Univ, San Nicolas De Los Garza 66455, Nuevo Leon, Mexico
Kharisov, Boris
Lopez, Israel
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UANL, Fac Ciencias Quim, Lab Mat, 1 Av Univ, San Nicolas De Los Garza 66455, Nuevo Leon, Mexico
UANL, CIBYN, Lab Nanociencias & Nanotecnol, Autopista Aeropuerto Int Mariano Escobedo Km 10, Apodaca 66629, Nuevo Leon, MexicoUANL, Fac Ciencias Quim, Lab Mat, 1 Av Univ, San Nicolas De Los Garza 66455, Nuevo Leon, Mexico