Sfoglia Area Scienze chimiche, fisiche, matematiche per Titolo
Items 227-246 di 270
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Steganographic methods for information hiding in MS-Office files
(Universita degli studi di Salerno, 2013-04-20)The simplest container of digital information is “the file" and among the vast array of files currently available, MS-Office files are probably the most widely used. These files, starting from MS-Office 2007, respect the ... -
Stereoselective carbon-carbon and carbon-heteroatom bond formation mediated by bifunctional organocatalysts
(Universita degli studi di Salerno, 2013-01-30)This PhD work describes the development of different Michael and Michael type processes employing different bifunctional organocatalysts. All the processes studied involved a non-covalent activation of the substrates ... -
Stereoselectivity in asymmetric processes and molecular assemblies
(Universita degli studi di Salerno, 2020-02-19)The aim of this thesis was to explore different areas of organic chemistry in which the stereocontrol in the design of chemical processes and/or molecular assemblies is necessary. Therefore, the stereoselectivity in ... -
Stochastic diffusion processes with jumps for cancer growth and neuronal activity models
(Universita degli studi di Salerno, 2015-05-22)In the last decades, great attention has been paid to the description of bio- logical, physical and engineering systems subject to various types of jumps. A jump, or catastrophe, is considered as a random event that ... -
Stochastic processes governed by the generalized telegraph process and by Brownian motion and their applications
(Universita degli studi di Salerno, 2021-06-18)The aim of this research thesis is to broaden the treatment of stochastic processes derived from the telegraph process and Brownian motion. First, the classical telegraph process is presented. The Kolmogorov equations ... -
Study of the hadronic current in the neutrino interactions of the OPERA experiment
(Universita degli studi di Salerno, 2013-04-22)The OPERA experiment was designed to observe the appearance of the vr in a pure beam ofvll (CNGS). The evidence ofthe appearance signal is provided by the detection of the daughter particles produced in the decay of ... -
Superconductivity in S/F hybrids: a Scanning Probe Microscopy study of orbital interaction
(Universita degli studi di Salerno, 2016-04-14)In the framework of the Ginzburg-Landau (G-L) theory [1], conventional superconductors are classified in type I and type II, based on the value the G-L parameter... [edited by author] -
Supercritical assisted processes for the production of biopolymeric micro and nanocarriers
(Universita degli studi di Salerno, 2015-04-20)This work provides an innovative point of view on obtaining nanoparticles by supercritical fluids. Supercritical fluids have already been exploited in the production and processing of micro or sub-micro particles, but the ... -
Supported gold nanoparticles as promising catalysts in sustainable organic synthesis
(Universita degli studi di Salerno, 2021-03-23)Gold nanoparticles (AuNPs) emerged as very promising catalysts in a lot of organic reactions and industrial applications. These catalysts are in fact capable of catalysing chemical processes under mild conditions ... -
Supporting learning activities in virtual worlds: methods, tools and evaluation
(Universita degli studi di Salerno, 2013-02-27)Continuing advances and reduced costs in computational power, graphics and network bandwidth let 3D immersive multi‐user Virtual Worlds (VWs) become increasingly accessible while offering an improved and engaging quality ... -
Supramolecular Scaffolds for Biomimetic Catalysis
(Universita degli studi di Salerno, 2018-03-02)This PhD thesis is concerned with the design, synthesis and the characterization of supramolecular scaffolds for biomimetic catalysis. Development of new organocatalytic systems based upon well-designed calix[4]arene ... -
Sustainable catalysis by polymer supported gold nanoparticles
(Universita degli studi di Salerno, 2016-03-16)Gold Nanoparticles are nanomaterials whose properties are completely different from the ones of the bulk material. Nowadays many chemists have been using them as catalysts which work under mild conditions and respect the ... -
Sviluppo di nuovi sistemi catalitici dei metalli del gruppo 4 per la polimerizzazione di monomeri olefinici e polari
(Universita degli studi di Salerno, 2016-03-18)In this PhD work, a series of eight new group 4 metal complexes 1−8 (1 = (t- BuOS)2TiCl2; 2 = (CumOS)2TiCl2; 3 = (t-BuOS)2Zr(CH2Ph)2; 4 = (CumOS)2Zr(CH2Ph)2); 5 = (t-BuOS)2Ti(OiPr)2; 6 = (t-BuOS)2Zr(OtBu)2; 7 = (t- ... -
Synthesis and properties of linear and cyclic peptoids
(Universita degli studi di Salerno, 2012-03-26)Le strutture e le attività metaboliche di tutte le cellule si basano su una vasta gamma di molecole comprendenti: amminoacidi, carboidrati, lipidi e nucleotidi, insieme alle forme polimeriche di questi composti. Ognuna di ... -
Synthesis and properties of new macrocyclic derivates
(Universita degli studi di Salerno, 2019-02-06) -
Synthesis of calixarene derivatives active towards proteic targets involved in tumor pathologies
(Universita degli studi di Salerno, 2016-03-15)Over the last 30 years a growing interest has been direct toward the biomolecular recognition of calixarene derivatives and more in particular to the interaction with druggable target(s).1,2 The aim of this PhD thesis was ... -
Synthesis of Eco-Friendly Additives for Sustainable Tanning Processes
(Universita degli studi di Salerno, 2022-06-08)Sustainability is a global level challenge for tanning industry whose production is based on Cr(III) salts for more than 90%, negatively impacting both biotic and abiotic factors in an ecosystem. Societal challenges ... -
Synthesis of New Naphthol-Based Macrocycles for Supramolecular Applications
(Universita degli studi di Salerno, 2022-01-21)Nature has always inspired supramolecular chemists who, with the aim to mimic the structural features of the natural receptors, have designed artificial systems with amazing functions and properties. Therefore, in the ... -
Synthesis of new water reducer superplasticizers for building materials
(Universita degli studi di Salerno, 2021-07-18)This industrial PhD project is focused on the development of new additives called Superplasticizers (SPs) that are particularly interesting for the engineering of construction field. These attracting molecules are organic ... -
Synthesis of recursive state machines from libraries of game modules
(Universita degli studi di Salerno, 2016-05-18)This thesis is focused on synthesis. In formal veri cation synthesis can be referred to the controller synthesis and the system synthesis. This work combines both this area of research. First we focus on synthesizing ...