Search Results - "Afsharipour, Roya"

Chemiluminescence determination of dopamine using N, P-graphene quantum dots after preconcentration on magnetic oxidized nanocellulose modified with graphene quantum dots by Afsharipour, Roya, Dadfarnia, Shayessteh, Haji Shabani, Ali Mohammad

“…A novel sorbent consisting of magnetic oxidized nanocelluloses modified with graphene quantum dots was prepared and used for the separation and…”
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A Selective Fluorescent Nanoprobe Based on Graphene Quantum Dots and Hg2+ for the Determination of Tetracycline in Biological Samples by Moallemi Bahmani, Maryam, Haji Shabani, Ali Mohammad, Dadfarnia, Shayessteh, Afsharipour, Roya

“…A simple, sensitive, and selective fluorometric method based on graphene quantum dots and Hg 2+ is presented for the determination of tetracycline. The…”
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Selective and Sensitive Fluorometric Determination of Piroxicam Based on Nitrogen-doped Graphene Quantum Dots and Gold Nanoparticles Coated with Phenylalanine by Moallemi Bahmani, Maryam, Haji Shabani, Ali Mohammad, Dadfarnia, Shayessteh, Afsharipour, Roya

“…In this study, a sensitive fluorimetric method is proposed for the determination of piroxicam using nitrogen graphene quantum dots (N-GQDs) and gold…”
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High-efficiency adsorption of heavy metals on sulfur nanoparticles coated biochar derived from alfalfa residues and its biological effects by Seyedi, Neda, Ahmadyousefi, Mehdi, Marghaki, Neda Seyedi, Afsharipour, Roya, Jahanshahi, Mohammadjavad, Nezhad, Mahdieh Amiri

“…In this study, biochar modified with sulfur nanoparticles (SNPs@BC) was synthesized in terms of providing a low-cost adsorbent for cadmium and lead adsorption…”
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Design of a pseudo stir bar sorptive extraction using graphenized pencil lead as the base of the molecularly imprinted polymer for extraction of nabumetone by Afsharipour, Roya, Dadfarnia, Shayessteh, Shabani, Ali Mohammad Haji, Kazemi, Elahe

“…Molecularly imprinted polymer (MIP) was synthesized through the coprecipitation method on the graphene oxide anchored pencil lead as a substrate for the first…”
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A selective off–on fluorescent aptasensor for alpha-fetoprotein determination based on N-carbon quantum dots and oxidized nanocellulose by Afsharipour, Roya, Haji Shabani, Ali Mohammad, Dadfarnia, Shayessteh

“…[Display omitted] •Development of a sensitive and selective method for determination of AFP.•Apt@NCQDs as a molecular recognition probe, and oxidized NCs as a…”
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Determination of lamotrigine by fluorescence quenching of N-doped graphene quantum dots after its solid-phase extraction using magnetic graphene oxide by Bazrafshan, Elham, Dadfarnia, Shayessteh, Haji Shabani, Ali Mohammad, Afsharipour, Roya

“…[Display omitted] •Combination of fluorescence & preconcentration method for trace lamotrigine analysis.•Fabrication of GQD doped with nitrogen as an optical…”
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Selective fluorometric determination of sulfadiazine based on the growth of silver nanoparticles on graphene quantum dots by Afsharipour, Roya, Haji Shabani, Ali Mohammad, Dadfarnia, Shayessteh, Kazemi, Elahe

“…A sensitive fluorometric assay is described for the direct determination of the antibiotic sulfadiazine. Silver nanoparticles placed on graphene quantum dots…”
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Fabrication of a sensitive colorimetric nanosensor for determination of cysteine in human serum and urine samples based on magnetic-sulfur, nitrogen graphene quantum dots as a selective platform and Au nanoparticles by Afsharipour, Roya, Dadfarnia, Shayessteh, Haji Shabani, Ali Mohammad, Kazemi, Elahe, Pedrini, Alessandro, Verucchi, Roberto

“…A novel colorimetric nanosensor is reported for the selective and sensitive determination of cysteine using magnetic-sulfur, nitrogen graphene quantum dots…”
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S and N co-doped graphene quantum dots as an effective fluorescence probe for sensing of furazolidone after magnetic solid-phase microextraction using magnetic multiwalled carbon nanotubes by Saadatmandi Manshadi, Sepideh, Dadfarnia, Shayessteh, Haji Shabani, Ali Mohammad, Afsharipour, Roya, Jabbaran, Sadegh

“…[Display omitted] •Synthesis of S, N-GQDs in a one-pot manner by a hydrothermal method.•S, N-GQDs as a selective and effective fluorescence probe for…”
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Preparation of a hydrogel sorbent based on agar-polyethylene glycol stabilized with iminodiacetic acid using electron irradiation method and its use for dispersive micro-solid phase extraction of Mn(II) by Khalili, Mina, Haji Shabani, Ali Mohammad, Dadfarnia, Shayessteh, Hafezi Moghaddam, Reza, Afsharipour, Roya

“…[Display omitted] •Synthesis and characterization of IDA@agar/PEG hydrogel.•Application of IDA@agar/PEG hydrogel as sorbent in micro-solid phase extraction of…”
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Fabrication of a fluorescent nanoprobe for determination of sulfadiazine after its dispersive solid-phase extraction using magnetic nanocomposite sorbent by Dehghani Soltani, Maryam, Dadfarnia, Shayessteh, Haji Shabani, Ali Mohammad, Afsharipour, Roya

“…[Display omitted] •One-step, non-toxic, Ag2S@L-cysteine was synthesized using the L-cysteine as the sulfur source.•A sensitive Ag2S@L-cysteine fluorescent…”
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Green synthesis of bio-functionalised copper nanoparticles using cinnamon extract and its application as a fast and high-efficiency sorbent for the removal of Janus Green B by Tazeh, Elahe, Haji Shabani, Ali Mohammad, Dadfarnia, Shayessteh, Afsharipour, Roya, Nozohur Yazdi, Mahnaz

“…In this study, a biocompatible sorbent based on copper nanoparticles was synthesised from the extract of cinnamon. The sorbent was characterised by X-ray…”
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A Selective Fluorescent Nanoprobe Based on Graphene Quantum Dots and Hg 2+ for the Determination of Tetracycline in Biological Samples by Moallemi Bahmani, Maryam, Haji Shabani, Ali Mohammad, Dadfarnia, Shayessteh, Afsharipour, Roya

“…A simple, sensitive, and selective fluorometric method based on graphene quantum dots and Hg is presented for the determination of tetracycline. The…”
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