Browsing by Author "Salaoru, Iulia"
Now showing items 1-20 of 32
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3-D Printing of Flexible Two Terminal Electronic Memory Devices
Salaoru, Iulia; Paul, Shashi; Maswoud , S. (Article)Recent strategy in the electronics sector is to ascertain the ways to make cheap, flexible and environmentally friendly electronic devices. The 3D inkjet printing technology is based on the Additive Manufacturing concept ... -
Bistability in electrically writable non-volatile polymer memory devices.
Salaoru, Iulia; Paul, Shashi (Article)In recent years, interest in applications of organic materials in electronic devices (light emitting diodes, field effect transistors, solar cells), has increased rapidly. The advantages of organic materials are the ease ... -
Coexistence of memory resistance and memory capacitance in TiO2 solid state devices
Salaoru, Iulia; Li, Qingjiang; Khiat, Ali; Prodromakis, Themistoklis (Article)This work exploits the coexistence of both resistance and capacitance memory effects in TiO2-based two-terminal cells. Our Pt/TiO2/TiOx/Pt devices exhibit an interesting combination of hysteresis and non-zero crossing in ... -
Correlated Resistive/Capacitive State Variability in Solid TiO2 based Memory Devices
Li., Qingjiang; Salaoru, Iulia; Ali, Khiat; Prodromakis, Themistoklis; Hui, Xu (Article)In this work, we experimentally demonstrated the correlated resistive/capacitive switching and state variability in practical TiO2 based memory devices. Based on filamentary functional mechanism, we argue that the impedance ... -
Creating Electrical Bistability Using Nano-bits – Application in 2-Terminal Memory Devices
Salaoru, Iulia; Alotaibi, Sattam; Al Halafi, Zahara; Paul, Shashi (Article)Intensive research is currently underway to exploit the highly interesting properties of nano-bits (“nano-sized particles and molecules”) for optical, electronic and other applications. The basis of these unique properties ... -
Development of a direct feed fused deposition modelling technology for multi-material manufacturing
Zhou, Zuoxin; Salaoru, Iulia; Morris, Peter; Gibbons, Gregory (Conference)Fused Deposition Modelling (FDM) is one of the most widely used Additive Manufacturing (AM) technologies to fabricate a three-dimensional (3D) object via melt processing of a thermoplastic filament. However, it is limited ... -
Digital Printing of Titanium Dioxide for Dye Sensitized Solar Cells
Salaoru, Iulia; Cherrington, Ruth; Wood, B. M.; Goddship, Vannessa (Article)Silicon solar cell manufacturing is an expensive and high energy consuming process. In contrast, dye sensitized solar cell production is less environmentally damaging with lower processing temperatures presenting a viable ... -
Electrical bistability in a composite of polymer and barium titanate nanoparticles.
Salaoru, Iulia; Paul, Shashi (Article)Growth in the use of organic materials in the fabrication of electronic devices is on the rise. Recently, some attempts have been undertaken to manufacture polymer memory devices. Such devices are fabricated by depositing ... -
Electrical Conductivity Bistability in Nano-Composite
Nano-composite polymer memory devices are fabricated by depositing a blend (an admixture of organic polymer, small organic molecules and nanoparticles) between two metal electrodes. These devices show two electrical ... -
Electrically re-writable non-volatile memory device - using a blend of sea salt and polymer.
Salaoru, Iulia; Paul, Shashi (Conference)Intensive research is currently underway to exploit the highly interesting properties of nano-sized particles and organic molecules for optical, electronic and other applications. Recently, it has been shown that nano-sized ... -
Emulating long-term synaptic dynamics with memristive devices
Wei, Shari Lim; Vasilaki, Eleni; Khiat, Ali; Salaoru, Iulia; Berdan, Radu; Prodromakis, Themistoklis (Article)The potential of memristive devices is often seeing in implementing neuromorphic architectures for achieving brain-like computation. However, the designing procedures do not allow for extended manipulation of the material, ... -
The evanescent waves in metallic strip gratings and complex structures in subwavelength regime
Iftimie, Nicoleta; Tascu, Sorin; Salaoru, Iulia; Steigmann, Rozina; Savin, Adriana; Irimia, Mihaela; Iacomi, F. (Conference)The paper investigates the formation of evanescent waves in metallic strip gratings on the Ag/ZnO/SiO2/Si structure with silver strips when TEz incident wave in the radiofrequency range was used. The Ag/ZnO/SiO2/Si structure ... -
Ferro-electric nanoparticles in polyvinyl acetate (PVAc) matrix – A method to enhance the dielectric constrant of polymers.
Black, Dave; Paul, Shashi; Salaoru, Iulia (Article)In order to take advantage of the possibilities for constructing electronic devices, offered by organic materials, it is essential to be able to control their electrical characteristics. By incorporating tetragonal barium ... -
Inkjet printing of functional materials: a step forward to green electronics
Salaoru, Iulia; Paul, Shashi; Maswoud , S. (Conference)Nowadays the environmental impact of both used materials and manufacturing process of thin films is a major issue. The usage, storage, disposal protocol and the volume of waste material are also an environmental concern ... -
Inkjet printing of polyvinyl alcohol multilayers for additive manufacturing applications
Salaoru, Iulia; Zhou, Zuoxin; Morris, Peter; Gibbons, Gregory (Article)Here we demonstrate that inkjet printing technology is capable of producing polyvinyl alcohol (PVOH) multilayer structures. PVOH water-based inks were formulated with the addition of additives such as humectant and pigments. ... -
Inkjet-printed polyvinyl alcohol multilayers
Salaoru, Iulia; Gibbons, Gregory; Zhou, Zuoxin; Morris, Peter (Article)Inkjet printing is a modern method for polymer processing, and in this work, we demonstrate that this technology is capable of producing polyvinyl alcohol (PVOH) multilayer structures. A polyvinyl alcohol aqueous solution ... -
Investigation of the switching mechanism in TiO2-based RRAM: a two-dimensional EDX approach
Carta, Daniela; Salaoru, Iulia; Khiat, Ali; Regoutz, Anna; Mitterbauer, Christoph; Harrison, Nicholas M.; Prodromakis, Themistoklis (Article)The next generation of non-volatile memory storage may well be based on resistive switching in metal oxides. TiO2 as transition metal oxide has been widely used as active layer for the fabrication of a variety of multi-state ...