Results 21 to 30 of about 1,556,687 (280)

PRISM: a tool for automatic verification of probabilistic systems [PDF]

open access: yes, 2006
Probabilistic model checking is an automatic formal verification technique for analysing quantitative properties of systems which exhibit stochastic behaviour. PRISM is a probabilistic model checking tool which has already been successfully deployed in a
Hinton, A.   +3 more
core   +3 more sources

Terahertz Waveguide Prism

open access: yesAdvanced Photonics 2013, 2013
We present an easily fabricated waveguide prism for the terahertz (THz) frequency range. The prism is made of polypropylene and uses waveguide dispersion to spatially separate frequencies over the range of 0.1 to 0.7 THz. The diffraction properties of the prism were determined using electromagnetic field simulations and the waveguide parameters were ...
Claudia, Goy   +4 more
openaire   +2 more sources

Ray-optical negative refraction and pseudoscopic imaging with Dove-prism arrays [PDF]

open access: yes, 2008
A sheet consisting of an array of small, aligned Dove prisms can locally (on the scale of the width of the prisms) invert one component of the ray direction.
  +6 more
core   +2 more sources

Correlation between physician- and patient-directed disease assessments in ulcerative colitis patients from Saudi Arabia and Kuwait: Data from ICONIC

open access: yesThe Saudi Journal of Gastroenterology, 2023
Background: The aim of the observational, prospective study was to validate a novel, nonverbal assessment tool for perceived disease burden—Pictorial Representation of Illness and Self-Measure (PRISM)—in ulcerative colitis (UC) against established ...
Othman Al Harbi   +7 more
doaj   +1 more source

Simple, adjustable beam splitting element for differential interferometers based on photoelastic birefringence of a prismatic bar [PDF]

open access: yes, 2005
We examine the prototypical Toepler optical arrangement for the visualization of phase objects and consider the effect of different contrast elements placed at the focus of the source.
Sanderson, S. R.
core   +1 more source

Assessing the Effects of a Primary Control Impairment on the Cellists’ Bowing Gesture Inducing Harsh Sounds

open access: yesIEEE Access, 2018
How do cellists' postural movements influence timbre quality during instrumental performance? If this question seems complex at a first glance partly due to specific motor synergies for each musician, some principles of postural organization are believed
Jocelyn Roze   +3 more
doaj   +1 more source

Arago (1810): the first experimental result against the ether [PDF]

open access: yes, 2004
95 years before Special Relativity was born, Arago attempted to detect the absolute motion of the Earth by measuring the deflection of starlight passing through a prism fixed to the Earth.
Airy G B   +19 more
core   +2 more sources

Photonic Hook with Modulated Bending Angle Formed by Using Triangular Mesoscale Janus Prisms

open access: yesPhotonics, 2022
In this study, we propose a novel design of triangular mesoscale Janus prisms for the generation of the long photonic hook. Numerical simulations based on the finite-difference time-domain method are used to examine the formation mechanism of the ...
Wei-Yu Chen   +4 more
doaj   +1 more source

Multi-Variable Bifacial Photovoltaic Module Test Results and Best-Fit Annual Bifacial Energy Yield Model

open access: yesIEEE Access, 2016
Bifacial photovoltaic cell and module technology have been well understood for many years and produced in quantity by companies, such as Sanyo/Panasonic, Hitachi, PVGS, BSolar, Yingli, and LG.
Jose E. Castillo-Aguilella   +1 more
doaj   +1 more source

PRISM [PDF]

open access: yesACM Transactions on Architecture and Code Optimization, 2021
Multicores increasingly deploy safety-critical parallel applications that demand resiliency against soft-errors to satisfy the safety standards. However, protection against these errors is challenging due to complex communication and data access protocols that aggressively share on-chip hardware resources.
Hamza Omar, Omer Khan
openaire   +1 more source

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