Browsing by Author "Perova, Tatiana"
Now showing items 1-16 of 16
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Accounting for the Local Field When Determining the Dielectric Loss Spectra of Metals in the Region of the Frequencies of Volume, Surface, and Localized Plasmon Oscillations
Perova, Tatiana (2020)The optical constant of bulk metal is used to determine the dispersion of the local field under one-dimensional (1D), two-dimensional (2D) and three-dimensional (3D) confinement. 3D confinement, expressed as ε 2 m i c ( ω ... -
Adaptable surfactant-mediated method for the preparation of anisotropic metal chalcogenide nanomaterials
Gounko, Iouri; Purcell-Milton, Finn; Perova, Tatiana (2018) -
Concentration-dependent fluorescence emission of quercetin
Perova, Tatiana (2021)Quercetin (Q) is an important antioxidant with high bioactivity and the potential of being used as SARS-CoV-2 inhibitor. The fluorescence (FL) emission from Q solutions made with different polar and non-polar solvents ... -
Continuos flow synthesis of Pt nanoparticles in porous carbon as durable and methanol-tolerant electrocatalysts for oxygen reduction reaction
Perova, Tatiana; Colavita, Paula; Browne, Michelle (2018) -
Dataset associated to Untangling cooperative effects of pyridinic and graphitic nitrogen sites at metal-free N-doped carbon electrocatalysts for the oxygen reduction reaction
Iannaci, Alessandro; Behan A., James; Mates-Torres, Eric; Domínguez, Carlota; Fleischer, Karsten; Hoque, Md. Khairul; García‐Melchor, Max; Stamatin, Serban N.; Perova, Tatiana; Colavita, Paula (Trinity College Dublin, 2019)Dataset associated to the article Untangling Cooperative Effects of Pyridinic and Graphitic Nitrogen Sites at Metal‐Free N‐Doped Carbon Electrocatalysts for the Oxygen Reduction Reaction -
Electrospun Fibres of Chitosan/PVP for the effective chemotherapeutic drug delivery of 5-Fluorouracil
Perova, Tatiana (2021)Electrospun nanofibrous mats consisting of chitosan (CS) and polyvinylpyrrolidone (PVP) were constructed. Tuning of solution and process parameters was performed and resulted in an electrospun system containing a 6:4 ... -
Enhanced FTIR Spectroscopy of Biological Liquid Samples Confined Between Ge Hemispherical ATR Element and Al Coated Glass Substrate
Perova, Tatiana (2020)We demonstrated a modified SEIRA approach, which can be easily utilized for measurements of various liquid samples, including biological specimens. In addition, the possibility of using Al, known as non-typical ... -
Experimental and computational study of dopamine as an electrochemical probe of the surface nanostructure of graphitized N-doped carbon
Perova, Tatiana; Colavita, Paula; Garcia Melchor, Max (2018)N-doped carbon nanomaterials have received increased attention from electrochemists because of their applications in the metal-free electrocatalysis of important redox processes. In this work, a series of graphitized undoped ... -
Formation of Gold Nanoparticle Self-Assembling Films in Various Polymer Matrices for SERS Substrates
Perova, Tatiana (2022)Surface-enhanced Raman spectroscopy (SERS) is regarded as a versatile tool for studying the composition and structure of matter. This work has studied the preparation of a SERS substrate based on a self-assembling plasmonic ... -
Internal field correction of the far-infrared spectra of acetonitrile at different temperatures
Perova, Tatiana (2000) -
Investigation of AgInS 2/ZnS Quantum Dots by Magnetic Circular Dichroism Spectroscopy
Perova, Tatiana (2019)Over recent years, quantum dots (QDs) based on ternary metal dichalcogenides have attracted a lot of attention due to their unique properties and a range of potential applications. Here, we review the latest studies on the ... -
Preparation and characterisation of metallorganic precursors derived iron oxides on porous silicon layers
Perova, Tatiana (Trans Tech Publications Ltd., Switzerland, 2020)Porous silicon has generated interest in scientific community after its photoluminescence discovery and thereafter, research was focused on to the chemical functionalization of silicon and subsequent anchoring of nanoparticles ... -
Reactive Plasma N-Doping of Amorphous Carbon Electrodes: Decoupling Disorder and Chemical Effects on Capacitive and Electrocatalytic Performance
Lunney, James; Perova, Tatiana; Colavita, Paula (2020)Nitrogen-free amorphous carbon thin films prepared via sputtering followed by graphitization, were used as precursor materials for the creation of N-doped carbon electrodes with varying degrees of amorphization. Incorporation ... -
Special Issue: Optical Characterizations of Novel Composite and Optically Active Materials
Perova, Tatiana (2020)The Special Issue “Optical Characterizations of Novel Composite and Optically Active Materials” was launched to cover the latest advances in the development of novel composite materials with unique optical properties and ... -
Special issue: Optical Characterizations of Novel Composite and Optically Active Materials. Editorial
Perova, Tatiana (2020)Market pressures have placed new demands on modern photonic and opto-electronic materials, including requirements for miniaturization, higher efficiency, tunable and controllable optical and electrical properties, and ... -
Untangling cooperative effects of pyridinic and graphitic nitrogen sites at metal-free N-doped carbon electrocatalysts for the oxygen reduction reaction
Garcia Melchor, Max; Perova, Tatiana; Colavita, Paula (2019)Metal-free carbon electrodes with well-defined composition and smooth topography were prepared via sputter deposition followed by thermal treatment with inert and reactive gases. XPS and Raman ...