نتایج جستجو برای: focus to film distance ffd

تعداد نتایج: 10718186  

Journal: :Optics letters 2012
E Castanié V Krachmalnicoff A Cazé R Pierrat Y De Wilde R Carminati

We measure the statistical distribution of the photonic local density of states in the near field of a semicontinuous gold film. By varying the distance between the measurement plane and the film, we show that near-field confined modes play a major role in the width of the distribution. Numerical simulations in good agreement with experiments allow us to point out the influence of nonradiative ...

Journal: :پژوهش ادبیات معاصر جهان 0
حسن پروان دانشگاه تهران ناهید باقر نصرآبادی دانشگاه تهران

a remarkable part of foreign cultural products is the audiomedial texts like feature films and tv series. they have a more extensive addressee circle on the basis of the medium, through which they are transferred. these products fascinate many people and therefore play a very vital role within intercultural relations. there are many people who are not able to speak other languages except their ...

Journal: :IET Software 2008
Patrick Heymans Pierre-Yves Schobbens Jean-Christophe Trigaux Yves Bontemps Raimundas Matulevicius Andreas Classen

Feature Diagrams (FDs) are a family of popular modelling languages, mainly used for engineering requirements in software product lines. FDs were first introduced by Kang et al. as part of the FODA (Feature Oriented Domain Analysis) method back in 1990. Since then, various extensions of FODA FD were devised to compensate for purported ambiguity and lack of precision and expressiveness. Recently,...

2017
Andreas Kiesel Iris Lewandowski

Biogas is considered a promising option for complementing the fluctuating energy supply from other renewable sources. Maize is currently the dominant biogas crop, but its environmental performance is questionable. Through its replacement with high-yielding and nutrient-efficient perennial C4 grasses, the environmental impact of biogas could be considerably improved. The objective of this paper ...

2011
B. Compte A. Bartoli

The inter-image flow field is often modeled by some parametric warp function. Nearly all warps in the literature are based on a linear combination of control points, as for example the Free-Form Deformation (FFD) warp which uses the tensor-product of B-splines. It has been recently shown that the FFD warp models the affine projection of a deforming surface. This is also the case for all tensorp...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه - پژوهشکده ادبیات 1393

testing plays a vital role in any language teaching program. it allows teachers and stakeholders, including program administrators, parents, admissions officers and prospective employers to be assured that the learners are progressing according to an accepted standard (douglas, 2010). the problems currently facing language testers have both practical and theoretical implications but the first i...

Journal: :Turkish Online Journal of Distance Education 2019

Mahmood Allahverdi, Micaeil Mollazadeh Mohammadreza Ay Nader Riahi Alam Tayyeb Allahverdi Pourfallah,

Introduction: GafChromic EBT films are one of the self-developing and modern films commercially available for dosimetric verification of treatment planning systems (TPSs). Their high spatial resolution, low energy dependence and near-tissue equivalence make them suitable for verification of dose distributions in radiation therapy. This study was designed to evaluate the dosimetric parameters of...

Background: Intensity modulated radiation therapy (IMRT) is an advanced method for delivery of three dimensional therapies, which provides optimal dose distribution with giving multiple nonuniform fluency to the patient. The complex dose distribution of IMRT should be checked to ensure that the accurate dose is delivered. Today, film dosimetry is a powerful tool for radiotherapy treatment Quali...

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