0000000000725520

AUTHOR

Pietro Ferraro

0000-0002-0158-3856

showing 5 related works from this author

Roadmap on digital holography [Invited]

2021

This Roadmap article on digital holography provides an overview of a vast array of research activities in the field of digital holography. The paper consists of a series of 25 sections from the prominent experts in digital holography presenting various aspects of the field on sensing, 3D imaging and displays, virtual and augmented reality, microscopy, cell identification, tomography, label-free live cell imaging, and other applications. Each section represents the vision of its author to describe the significant progress, potential impact, important developments, and challenging issues in the field of digital holography.

HolografiaComputer scienceCèl·lulesCellsHolography02 engineering and technology01 natural sciencesField (computer science)Visualització tridimensional010309 opticsOpticsImaging Three-DimensionalComputer graphics (images)Lab-On-A-Chip Devices0103 physical sciencesMedical imagingAnimalsHumansTomographyPotential impactbusiness.industryVirtual RealityMicrofluidic Analytical Techniques021001 nanoscience & nanotechnologyAtomic and Molecular Physics and OpticsHigh-Throughput Screening AssaysAugmented realityThree-dimensional display systems0210 nano-technologybusinessDigital holographyAlgorithms
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Digital holographic microscopy with pure-optical spherical phase compensation

2011

Telecentric architecture is proposed for circumventing, by the pure-optical method, the residual parabolic phase distortion inherent to standard configuration of digital holographic microscopy. This optical circumvention produces several important advantages. One is that there is no need for computer compensation of the parabolic phase during the phase map recovering procedure. The other is that in off-axis configuration, the spatial frequency useful domain is enlarged. The validity of the method is demonstrated by performing quantitative measurement of depth differences with high axial resolution. (C) 2011 Optical Society of America

DYNAMICSMaterials sciencebusiness.industryPhase distortionPhase (waves)Image processingResidualCONTRAST MICROSCOPYAtomic and Molecular Physics and OpticsElectronic Optical and Magnetic MaterialsCompensation (engineering)INTERFEROMETRYIMAGE-RECONSTRUCTIONOpticsNUMERICAL RECONSTRUCTIONDigital holographic microscopyComputer Vision and Pattern RecognitionSpatial frequencybusinessDigital holographyJournal of the Optical Society of America A
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Managing of Migraine in the Workplaces: Knowledge, Attitudes and Practices of Italian Occupational Physicians.

2022

Background and Objectives: Migraine is a debilitating disorder, whose incidence peak in the age group of 30–39 years overlaps with the peak of employment years, potentially representing a significant issue for occupational physicians (OP). The present study was performed in order to characterize their knowledge, attitudes and practices on migraine in the workplaces. Materials and Methods: A convenience sample of 242 Italian OP (mean age 47.8 ± 8.8 years, males 67.4%) participated in an internet-based survey by completing a structured questionnaire. Results: Adequate general knowledge of migraine was found in the majority of participants. Migraine was identified as a common and …

AdultMaleHealth Knowledge Attitudes Practiceattitudes job knowledge migraine occupation practicesmigraine; job; occupation; knowledge; attitudes; practicesHealth PersonnelMigraine DisordersPhysiciansHumansGeneral MedicineMiddle AgedWorkplaceMedicina (Kaunas, Lithuania)
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Guest Editorial Three-Dimensional Displays and Visualization

2010

THREE-DIMENSIONAL (3D) imaging and display is a natural concept for humans as it is a common vision attribute of our binocular vision, perception, and brain processing. However, until recently, our experiences have been mainly limited to the technologically inferior two-dimensional (2D) as evidenced from widespread use of 2D photography, cinema, and liquid crystal or LED-display for television, computer displays, etc.

Computer sciencebusiness.industrymedia_common.quotation_subjectPhotographyCondensed Matter PhysicsElectronic Optical and Magnetic MaterialsVisualizationMovie theaterComputer graphics (images)PerceptionNatural (music)Electrical and Electronic EngineeringbusinessBinocular visionmedia_commonJournal of Display Technology
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Optically-undistorted digital holographic microscopy for quantitative phase-contrast imaging

2011

We propose a telecentric architecture for circumventing, by a pure-optical method, the residual phase distortion inherent to standard configuration of digital holographic microscopy (DHM). With this proposal there is no need for computer compensation of the parabolic phase during the phase map recovering procedure. Futhermore, in off-axis configuration, the spatial frequency useful domain is enlarged. The validity of the method is demonstrated by performing quantitative measurements of depth differences

Physicsbusiness.industryPhase distortionHolographyPhase (waves)Phase-contrast imagingIterative reconstructionlaw.inventionOpticslawMicroscopyDigital holographic microscopySpatial frequencybusiness2011 10th Euro-American Workshop on Information Optics
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