E. Vittone
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View article: Determination of Total Anthocyanin Concentration in Barbera Red Wines by Raman Spectroscopy and Multivariate Statistical Methods
Determination of Total Anthocyanin Concentration in Barbera Red Wines by Raman Spectroscopy and Multivariate Statistical Methods Open
The quantity of anthocyanins plays a crucial role in wine quality, since these phenolic compounds significantly influence the color, mouthfeel and organoleptic properties of red wines. It is therefore important to define accurate and preci…
View article: Raman spectroscopy as a rapid tool for monitoring lactic acid concentration during wine malolactic fermentation directly in the winery
Raman spectroscopy as a rapid tool for monitoring lactic acid concentration during wine malolactic fermentation directly in the winery Open
Lactic acid is mainly produced during the process of malolactic fermentation and evolution of its concentration is associated with the wine stabilization process and the quality of the final product. The quantitative analysis of lactic aci…
View article: IBIC analysis of a linear position sensitive detector: model and experiment
IBIC analysis of a linear position sensitive detector: model and experiment Open
The ion beam-induced charge (IBIC) analysis of a commercial silicon photodiode configured as a position sensitive detector (PSD) for energetic charged particles is the subject of this report. Although the photodiode is designed for detecti…
View article: The development of IBIC microscopy at the 100 kV ion implanter of the University of Torino (LIUTo) and the application for the assessment of the radiation hardness of a silicon photodiode
The development of IBIC microscopy at the 100 kV ion implanter of the University of Torino (LIUTo) and the application for the assessment of the radiation hardness of a silicon photodiode Open
The Ion Beam Induced Charge (IBIC) technique is widely used to characterize the electronic properties of semiconductor materials and devices. Its main advantage over other charge collection microscopies stems in the use of MeV ion probes, …
View article: IBIC analysis of a linear position sensitive detector: model and experiment
IBIC analysis of a linear position sensitive detector: model and experiment Open
The ion beam-induced charge (IBIC) analysis of a commercial silicon photodiode configured as a Position Sensitive Detector (PSD) for energetic charged particles is the subject of this report. Although the photodiode is designed for detecti…
View article: A multi-electrode two-dimensional position sensitive diamond detector
A multi-electrode two-dimensional position sensitive diamond detector Open
In multi-electrode devices, charge pulses at all the electrodes are induced concurrently by the motion of the excess charge carriers generated by a single ion. This charge-sharing effect is such that the pulse amplitude at each sensitive e…
View article: 4H-SiC Schottky diode radiation hardness assessment by IBIC microscopy
4H-SiC Schottky diode radiation hardness assessment by IBIC microscopy Open
We report findings on the Ion Beam Induced Charge (IBIC) characterization of a 4H-SiC Schottky barrier diode (SBD), in terms of the modification of the Charge Collection Efficiency (CCE) distribution induced by 20 MeV C ions irradiations w…
View article: Diamond-based sensors for in vitro cellular radiobiology: Simultaneous detection of cell exocytic activity and ionizing radiation
Diamond-based sensors for in vitro cellular radiobiology: Simultaneous detection of cell exocytic activity and ionizing radiation Open
The investigation of secondary effects induced by ionizing radiation represents a new and ever-growing research field in radiobiology. This new paradigm cannot be investigated only using standard instrumentation and methodologies, but rath…
View article: Morphological Characterization of ABS and PC-ABS Surfaces for Automotive Industry
Morphological Characterization of ABS and PC-ABS Surfaces for Automotive Industry Open
In the automotive industry, the measurement, control and reproducibility of certain morphological characteristics of surfaces are important to characterize, qualify, certify and optimize different physical properties, such as the degree of…
View article: Experimental and numerical study of the effect of surface patterning on the frictional properties of polymer surfaces
Experimental and numerical study of the effect of surface patterning on the frictional properties of polymer surfaces Open
We describe benchmark experiments to evaluate the frictional properties of laser patterned low-density polyethylene as a function of sliding velocity, normal force and humidity. The pattern is a square lattice of square cavities with sub-m…
View article: Experimental and Numerical Study of the Effect of Surface Patterning on the Frictional Properties of Polymer Surfaces
Experimental and Numerical Study of the Effect of Surface Patterning on the Frictional Properties of Polymer Surfaces Open
We describe benchmark experiments to evaluate the frictional properties of laser patterned low-density polyethylene as a function of sliding velocity, normal force, and humidity. The pattern is a square lattice of square cavities with sub-…
View article: Novel Approaches in Tip-Enhanced Raman Spectroscopy: Accurate Measurement of Enhancement Factors and Pesticide Detection in Tip Dimer Configuration
Novel Approaches in Tip-Enhanced Raman Spectroscopy: Accurate Measurement of Enhancement Factors and Pesticide Detection in Tip Dimer Configuration Open
Tip-enhanced Raman spectroscopy (TERS) allows the precise manipulation of a nanometric probe for surface chemical analysis by plasmon-based amplification of Raman signals; however, acknowledged procedures and materials for assessing the en…
View article: Raman analysis of strained graphene grown on dewetted cobalt
Raman analysis of strained graphene grown on dewetted cobalt Open
Graphene grows onto cobalt by means of diffusion of carbon atoms during the isothermal stage of exposure to hydrocarbon precursor, followed by precipitation during cooling. This method, largely applied with nickel catalyst, is known to pro…
View article: Design optimization through thermomechanical finite-element analysis of a hybrid piston-clamped anvil cell for nuclear magnetic resonance experiments
Design optimization through thermomechanical finite-element analysis of a hybrid piston-clamped anvil cell for nuclear magnetic resonance experiments Open
The investigation of materials under extreme pressure conditions requires high-performance cells whose design invariably involves trade-offs between the maximum achievable pressure, the allowed sample volume, and the possibility of real-ti…
View article: Graphene Membrane as Suspended Mask for Lithography
Graphene Membrane as Suspended Mask for Lithography Open
Thanks to its excellent mechanical properties, graphene is particularly suited for the realization of suspended membranes. The present paper deals with one possible application of such membranes that is the realization of suspended lithogr…
View article: The Determination of Radiation Hardness of Semiconductor Materials and Devices with Ion Beams
The Determination of Radiation Hardness of Semiconductor Materials and Devices with Ion Beams Open
lon accelerator based techniques provide unique tools to gain insight into the phenomena underlying the formation of defects induced by energetic particles in semiconductor materials and their effects on the electronic features of the devi…
View article: Kinetics of defect formation in chemically vapor deposited (CVD) graphene during laser irradiation: The case of Raman investigation
Kinetics of defect formation in chemically vapor deposited (CVD) graphene during laser irradiation: The case of Raman investigation Open
The effect of laser irradiation on chemically vapor deposited (CVD) graphene was studied by analyzing the temporal evolution of Raman spectra acquired under various illumination conditions. The spectra showed that the normalized intensity …