نتایج جستجو برای: gravity arising from a prism

تعداد نتایج: 14586005  

In this study, a numerical examination of the significance of rotation and changeable gravitational field on the start of nanofluid convective movement in an anisotropic porous medium layer is shown. A model that accounts for the impact of Brownian diffusion and thermophoresis is used for nanofluid, while Darcy’s law is taken for the porous medium. The porous layer is subjected to uniform rotat...

2015
STEPHANIE H. COTTON HELEN J. GRIFFITHS

Aim: To determine any differences in visual acuity (VA) and contrast sensitivity (CS) between 3M Fresnel prisms and Trusetal prisms foils. Methods: Sixteen participants (mean age 20 years) with normal VA and CS participated. The effect of 5D, 10D, 20D and 30D prism strengths on monocular VA and CS was assessed using a Bailey-Lovie logMAR chart and Pelli-Robson chart, respectively. Measurements ...

Journal: :dental research journal 0
venkatesh v. kamath krishnanand satelur komali yerlagudda

malignant transformation of ameloblastomas arising from an odontogenic cyst or de novo is wellrecognized. malignancies in ameloblastomas may involve metastasis or a local dysplastic change in the tissue. the latter are classified as ameloblastic carcinomas. a 75-year-old male presented with a mandibular cystic swelling, with no evidence of metastasis. dysplastic ameloblastic cells with spindlec...

Research and exploration of the remaining relics from the past has special importance in identifying the date, history and the identity of a country. Development and the advancement of human knowledge have offered new methods for the detection archaeological sites that by using them without the need for excavation and destruction of antiquities can be found useful information. Today, the non-de...

1994
David C. Dunbar

Techniques based upon the string organisation of amplitudes may be used to simplify field theory calculations. We apply these techniques to perturbative gravity and calculate all one-loop amplitudes for four-graviton scattering with arbitrary internal particle content. Decomposing the amplitudes into contributions arising from supersymmetric multiplets greatly simplifies these calculations. We ...

Journal: :journal of mining and environment 2015
m. fakhrerad a. nejati kalateh s. ghomi

coastal fars gravimetry project in fars province was carried out to find the buried salt domes and to determine characteristics of faults in this area. the lavarestan structure was covered by 4203 gravimetry stations in a regular grid of 1000*250 m. depth structural model of this anticline made in previous studies was based on geological evidences and structural geology measurements. in order t...

2010
Kyoung Sub Choi Seung Ah Chung Kyu Sung Lee Jong Bok Lee

PURPOSE To evaluate the effect of acrylic refractive prism and Fresnel membrane prism on stereoacuity in intermittent exotropia. MATERIALS AND METHODS Stereoacuities of fifty-two patients (mean age, 12.4 years; range 6 to 45 years) with intermittent exotropia were measured using the Titmus and TNO stereotests, while they wore prisms of varying power on nonfixating eye or evenly on each eye. ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده کشاورزی 1390

اهمیت اندازه گیری رطوبت خاک در اراضی کشاورزی، بشر را ناگزیر از استفاده از ابزار مختلف در اندازه گیری آن ساخته و ضرورت ارزیابی عملکرد ابزارها نیز انکار ناپذیر می نماید. prism یکی از ابزارهای اندازه گیری رطوبت است که بر اساس اندازه گیری نوسانات موج الکترومغناطیس طراحی شده است. به منظور ارزیابی دستگاه prism جهت اندازه گیری رطوبت خاک، در مزرعه تحقیقاتی دانشکده کشاورزی دانشگاه شیراز، در کرتی به ابعا...

2008

In this paper we compute the main ingredients necessary to construct the Hamiltonian part of the propagator for the third quantized theory stemming arising from the quantum constraints of general rela-tivity in the Chang–Soo variables. This necessitates the use of momentum space methods on the infinite dimensional functional space of the configuration variables. It is found that a naive inversi...

Journal: :Journal of orofacial pain 2009
Marie-Luise Streffer Stefan Büchi Hanspeter Mörgeli Ursula Galli Dominik Ettlin

AIMS To use PRISM (Pictorial Representation of Illness and Self Measure), a visual instrument that has recently been developed and validated to assess suffering in patients with chronic physical illness, in orofacial pain patients and test for associations of PRISM with established assessment tools for pain, affective symptoms, and sleep. Of particular interest was the utility of PRISM as a scr...

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