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Article
Open AccessRandom auxetics from buckling fibre networks
Auxetic materials have gained increasing interest in the last decades, fostered by auspicious applications in various fields. While the design of new auxetics has largely focused on meta-materials with determi...
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Article
Lateral spreading phenomena and weathering processes from the Tropea area (Calabria, southern Italy)
This paper describes the lateral spreading landslides, the weathering processes and the hydrogeological risk patterns of the NW sector of Monte Poro (Calabria, southern Italy), based on the development of a mu...
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Article
Urinary excretion of an intravenous 26Mg dose as an indicator of marginal magnesium deficiency in adults
Measurement of magnesium (Mg) status is problematic because tissue Mg deficiency can be present without low serum Mg concentrations.
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Article
Genetic Ty** of Corallium rubrum
Corallium rubrum taxonomy is based on morphologic criteria; little is known about its genome. We set up a rapid, easy method based on amplified fragment length polymorphism to characteriz...
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Article
Ultra-Shallow Junction Formation by Excimer Laser Annealing of Ultra-Low Energy B Implanted in Si
Formation of ultra-shallow junctions by excimer laser annealing (ELA) of ultra-low energy (1keV –250 eV) B implanted in Si has been investigated. High resolution TEM has been used to assess the as-implanted da...
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Article
Evaluation of the combined measurement uncertainty in isotope dilution by MC-ICP-MS
The combination of metrological weighing, the measurement of isotope amount ratios by a multicollector inductively coupled plasma mass spectrometer (MC-ICP-MS) and the use of high-purity reference materials ar...
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Article
Uncertainty evaluation of mass values determined by electronic balances in analytical chemistry: a new method to correct for air buoyancy
A new method to correct for the largest systematic influence in mass determination—air buoyancy—is outlined. A full description of the most relevant influence parameters is given and the combined measurement u...
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Article
A Novel Two-Pass Excimer Laser Crystallization Process to Obtain Homogeneous Large Grain Polysilicon
New approach to control the lateral growth mechanism through the opportune spatial modulation of the absorbed laser energy and with a two-pass excimer laser crystallization process is presented. In the first p...
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Chapter
Epidemiological Surveys on Female Genital Mutilation in Italy
A work group was set up at the Department of General Psychology at the University of Padua, coordinated by Professor Pia Grassivaro Gallo, which brought together several Italian scholars interested in studying...
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Article
A New Method for the Derivation of the Output Characteristics of Amorphous Silicon Thin-Film Transistors.
A novel method to derive the output characteristics of a-Si:H thin film transistors from the channel conductance curve is presented. The Method well reproduces the experimental data both in the linear and satu...
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Article
Determination of the Defect Redistribution and Charge Injection Contributions to the a-Si:H Thin-Film Transistor Instability
The effects of bias-stressing n- and p-channel thin-film transistors, employing thermal silicon dioxide as gate insulator, have been analysed by using different techniques, including field-effect, space-charge...
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Article
Instability in a-Si:H Thin-Film Transistor: A New Method to Discriminate Between Charge Injection and Defect Creation
In the present work, in order to discriminate the main source of instability in a-Si:H TFTs, the determination of both threshold voltage and flat-band voltage has been performed after bias-stressing the device...
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Article
Kink Effect in Short Channel a-Si:H Thin-Film Transistors
An avalanche increase of the drain current for high source-drain voltage (commonly called “kink effect”) has been observed for the first time in short-channel amorphous silicon thin-film transistors, fabricate...
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Article
Plasma Deposited Oxynitride Films: Structural and Electrical Characterization
In the present work structural and electrical properties of thin films, deposited by PECVD from He-diluted SiH4+NH3+N2O gas mixtures, have been studied. Film compositions have been analyzed by NRA, RBS and hydrog...
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Article
High Substrate Temperature (420 °C) Excimer Laser Crystallization of Hydrogenated Amorphous Silicon
Excimer laser crystallization of hydrogenated amorphous silicon has been investigated as a function of substrate temperature. At low substrate temperatures hydrogen out-diffusion strongly influences the film m...
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Article
Instability in Amorphous Silicon Dioxide/Amorphous Silicon Structures
Amorphous insulator/amorphous silicon structures show, under bias-stress conditions, a drift of the electrical characteristics. In the present work, in order to discriminate the main source of instability in a...
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Chapter
Field Effect Analysis in Low Voltage Operation a-Si:H Thin Film Transistors with Very Thin Pecvd a-SiO2 Gate Dielectric
In the present paper are shown the characteristics of devices successfully employing PECVD a-SiO2 as gate dielectric. Field effect analysys on these devices were performed making use of two different methods whos...
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Chapter
Fibrinolysis and Body Weight: Fibrinolytic Response to Venous Occlusion in Obese Children
Obesity in adults is an important risk factor for cardiovascular diseases. An important role among these factors is played by some alterations in the mechanisms of coagulation. Changes in the fibrinolytic proc...
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Article
Pd-SiO2-GaAs MIS diode for Hydrogen detection
A new metal-insulator-semiconductor structure (Pd-SiO2-GaAs) has been fabricated to make a hydrogen-sensitive device. At present, in a hydrogennitrogen mixture, a hydrogen concentration as low as 50 ppm has been ...
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Chapter and Conference Paper
Preparation, Study and Characterization of Hydrogenated Amorphous Silicon for Photovoltaic Cells
A novel technique for the deposition of a-Si:H by a double ion-gun sputtering apparatus is described. Properties of some preliminary samples prepared by this method are discussed. A procedure for gap-state spe...
