Browsing Chimica by Title
Now showing items 22-41 of 52
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Materiali ibridi e nanostrutturati derivati da copolimeri multiblocco polistirene-polibutadiene: sintesi e applicazioni
(Universita degli studi di Salerno, 2012-02-16)Scopo della presente tesi di Dottorato di Ricerca in Chimica, avente ampio carattere di esplorazione e innovazione, è stato quello di sviluppare materiali ibridi di natura organica ed inorganica con controllo della morfologia ... -
Metathesis reactions catalyzed by ruthenium complexes for the self-healing of aeronautical materials
(Universita degli studi di Salerno, 2018-03-05)In this PhD thesis work, Ruthenium catalysts were covalently and non-covalently linked to carbon-based nanomaterials, in order to give self-repairing ability to the aeronautical materials. These supported catalysts have ... -
A molecular dymanics view of structure and reactivity
(Universita degli studi di Salerno, 2011-02-21)The eld of computer simulations has developed into a very important branch of science providing a guess at the interactions between molecules to obtain predictions of properties as accurate as required, subject to ... -
New catalysts for ring-opening polymerization of cyclic esters
(Universita degli studi di Salerno, 2012-02-16)The Ring-Opening Polymerization of cyclic esters by metal complexes via coordination-insertion mechanism represents the most effective and versatile method for preparing aliphatic polyesters with a good control in terms ... -
New insights into peptoids' chemistry: synthesis, characterization and properties
(Universita degli studi di Salerno, 2016-05-11)My PhD research activity aimed to enrich the realm of peptoids1 with novel compounds and new insights into their behavior and properties, investigating their potential applications. A new class of cyclic “arylopeptoids” ... -
New metal catalysts for the synthesis of polyolefins and bioderived polymers
(Universita degli studi di Salerno, 2018-02-28)The aim of PhD project is the synthesis of new metal catalysts active in the polymerization of polar monomer and α-olefins. In the last decade, transition metal complexes bearing tetradentate bis(phenolato) ligands are ... -
New Technologies in Tires: From Layered Nanofillers to Metathesis Reactions
(Universita degli studi di Salerno, 2014-03-07)Tires are annually manufactured in more than one billion of artefacts and the ever increasing demand is on the basis of the efforts in finding new solutions for more performant, sustainable and durable products. This PhD ... -
Novel macrocyclic systems in asymmetric phase-transfer catalysis
(Universita degli studi di Salerno, 2017-02-27)In the great realm of organic synthesis, phase-transfer catalysis (PTC) is a well recognized methodology which plays a key role both in industry and academia research. This process involves reactions that take place between ... -
Olefin Metathesis Reactions Promoted by Ru-Catalysts with a Syn Substituted N-heterocyclic Carbene Backbone
(Universita degli studi di Salerno, 2014-03-06)The development of efficient catalytic systems dedicated to the formation of C−C double bonds from simple to highly functionalized alkenes represents a great challenge in modern organic synthesis. In addressing this ... -
Pharmacological potential and phytochemical profile of three unexplored medicinal plants
(Universita degli studi di Salerno, 2019-02-06)Nature is a wide source of biologically active compounds investigated with the purpose to be used as drugs due to their biological activity and also useful in pharmaceutical discovery and drug design. Nowadays, medicinal ... -
Phisical chemistry of plasmas and applications to cultural heritage and material science
(Universita degli studi di Salerno, 2018-03-04)In this project, the attention has been focused on the laser ablation process and on laser induced plasmas spectroscopic study for two different technological applications. First of all, the analytical LIBS (Lase Induced ... -
Polymeric aerogels
(Universita degli studi di Salerno, 2014-03-07)Aerogels are a unique class of materials characterized by a highly porous network, being attractive for many applications such as thermal and acoustic insulation, capacitors or catalysis. In more recent years, polymeric ... -
Polymeric films with co-crystalline and nanoporous crystalline phases: orientations, chirality and possible applications in photonic crystals
(Universita degli studi di Salerno, 2015)Polymers can crystallize in different crystalline forms; polymorphism is the term to indicate this ability. It is known that processing and physical properties of polymer-based materials are strongly affected by the ... -
Polymorphism and co-crystalline phases of polymers
(Universita degli studi di Salerno, 2012-02-04)Crystalline phases are extremely relevant for properties and applications of many polymeric materials. In fact, their amount, structure and morphology constitute the main factors controlling physical properties of fibers, ... -
Redox proteins for the development of biosensors
(Universita degli studi di Salerno, 2011-02-21)In recent years the field of chemical sensors and optical biosensors has been developed considereably. A biosensor is a device composed of a biological component (Borisov and Wolfbeis 2008) that interacts with a target ... -
Ruthenium metathesis precatalysts with unsymmetrical Nheterocyclic carbene (NHC) ligands
(Universita degli studi di Salerno, 2018-03-07)Olefin metathesis is one of the most important chemical transformations for the formation of carbon-carbon double bonds. The possibility to build up highly funtionalised alkenes starting from simple olefins makes this ... -
Small organic molecules for next generation electronics
(Universita degli studi di Salerno, 2016-03-16)In this PhD thesis attention has been focused on the theoretical design of organic small molecules for next generation electronics. The task of this thesis has concerned with the theoretical analysis of the operational ... -
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- ...
