Search Results - "Davì, Fabrizio"
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Theoretical Basis for the Photoelastic Residual Stress Evaluation in Misaligned Cubic Crystals
Published in Crystals (Basel) (01-05-2023)“…Photoelasticity is a fast and powerful technique for internal stress detection and quality control in crystals; to fully exploit its possibilities, an…”
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PbWO4 Acoustic Properties Measurement by Laser Ultrasonics with the Aim of Optical Damage Recovery
Published in Crystals (Basel) (01-04-2023)“…The paper, at first, discusses theoretical aspects of acoustic wave propagation in lead tungstate (PWO). After that, it introduces the application of laser…”
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The Refraction Indices and Brewster Law in Stressed Isotropic Materials and Cubic Crystals
Published in Crystals (Basel) (01-09-2021)“…We study the elasto-optic behavior of stressed cubic crystals (all classes) and isotropic materials (like e.g., glasses). We obtain the explicit dependence of…”
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Exact and linearized refractive index stress-dependence in anisotropic photoelastic crystals
Published in Proceedings of the Royal Society. A, Mathematical, physical, and engineering sciences (01-06-2020)“…For the permittivity tensor of photoelastic anisotropic crystals, we obtain the exact nonlinear dependence on the Cauchy stress tensor. We obtain the same…”
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A brief overview of existence results and decay time estimates for a mathematical modeling of scintillating crystals
Published in Mathematical methods in the applied sciences (01-12-2021)“…Inorganic scintillating crystals can be modelled as continua with microstructure. For rigid and isothermal crystals, the evolution of charge carriers becomes…”
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A continuum theory of scintillation in inorganic scintillating crystals
Published in The European physical journal. B, Condensed matter physics (2019)“…We obtain, by starting from the balance laws of a continuum endowed with a vectorial microstructure and with a suitable thermodynamics, the evolution equation…”
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Wave propagation in micromorphic anisotropic continua with an application to tetragonal crystals
Published in Mathematics and mechanics of solids (01-06-2021)“…We study the coupled macroscopic and lattice wave propagation in anisotropic crystals seen as continua with affine microstructure (or micromorphic). In the…”
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Some approximate relations in the photoelasticity of strongly anisotropic crystals
Published in Mathematical methods in the applied sciences (30-11-2020)“…The knowledge of the principal refractive indices and their dependence on the applied stress is the starting point for any experimental analysis of transparent…”
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On the photoelastic constants for anisotropic stressed crystals
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (11-12-2019)“…The need for high-quality and high-performance crystals for high-energy physics (e.g. scintillators) and biomedical applications require a good knowledge of…”
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Decay Time Estimates by a Continuum Model for Inorganic Scintillators
Published in Crystals (Basel) (01-01-2019)“…We use the phenomenological continuum model for inorganic scintillators proposed by the author to give decay time estimates for four scintillators previously…”
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On the photoelastic constants and the Brewster law for stressed tetragonal crystals
Published in Mathematical methods in the applied sciences (30-05-2018)“…An exact knowledge of the mechanical and optical properties of crystals allows not only for theoretical advances, but it is also a useful tool to asses crystal…”
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Production of Composite Zinc Oxide-Polylactic Acid Radiopaque Filaments for Fused Deposition Modeling: First Stage of a Feasibility Study
Published in Materials (01-06-2024)“…Three-dimensional printing technologies are becoming increasingly attractive for their versatility; the geometrical customizability and manageability of the…”
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Mechanical and Optical Properties of Anisotropic Single-Crystal Prisms
Published in Journal of elasticity (01-08-2015)“…The great interest in scintillating crystals, is related to their applications in the high energy physics, biomedicine and security. For this reason a complete…”
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Measurement of ultimate tensile strength and Young modulus in LYSO scintillating crystals
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (21-10-2011)“…Scintillating crystals are employed in high energy physics, in medical imaging, diagnostic and security. Two mechanical properties of lutetium–yttrium…”
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Quality Control and Structural Assessment of Anisotropic Scintillating Crystals
Published in Crystals (Basel) (01-07-2019)“…Nowadays, radiation detectors based on scintillating crystals are used in many different fields of science like medicine, aerospace, high-energy physics, and…”
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PbWO[sub.4] Acoustic Properties Measurement by Laser Ultrasonics with the Aim of Optical Damage Recovery
Published in Crystals (Basel) (01-03-2023)“…The paper, at first, discusses theoretical aspects of acoustic wave propagation in lead tungstate (PWO). After that, it introduces the application of laser…”
Get full text
Journal Article -
18
Exact and linearized refractive index stress-dependence in anisotropic photoelastic crystals
Published in Proceedings of the Royal Society. A, Mathematical, physical, and engineering sciences (01-06-2020)“…For the permittivity tensor of photoelastic anisotropic crystals, we obtain the exact nonlinear dependence on the Cauchy stress tensor. We obtain the same…”
Get full text
Journal Article -
19
A brief overview of existence results and decay time estimates for a mathematical modeling of scintillating crystals
Published 23-03-2021“…Inorganic scintillating crystals can be modelled as continua with microstructure. For rigid and isothermal crystals the evolution of charge carriers becomes in…”
Get full text
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On twinning and domain switching in ferroelectric Pb(Zr1−xTix)O3—part I: twins and domain walls
Published in Journal of the mechanics and physics of solids (01-01-2004)Get full text
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