نتایج جستجو برای: coronal leakage

تعداد نتایج: 44134  

     Urethralduplication is a rare condition occurs as a congenital malformation either independently or in the setting of other congenital malformations such as caudal duplication syndrome. Its prevalence becomes even rarer if it manifests as two side-by-side tracts in coronal plan.Nonetheless, we introduce a unique presentation of complete coronal urethral duplication accompanied by astoundin...

Journal: :نشریه مهندسی عمران و نقشه برداری 0
امیرحسین اسدیانی یکتا دانشگاه آزاد اسلامی مسعود تابش دانشگاه تهران

leakage in water distribution networks causes waste of water and economical losses. in this paper a new method is presented to calculate nodal and pipes leakage in water distribution systems using capabilities of epanet2.10 software. the method estimate the total water losses in the system based on iwa methodology using minimum night flow (mnf) measurements. recognising the pressure dependency ...

Journal: :Nature Astronomy 2021

Coronal mass ejections (CMEs) are huge expulsions of magnetized matter from the Sun and stars, traversing space with speeds millions kilometers per hour. Solar CMEs can cause severe weather disturbances consumer power outages on Earth, whereas stellar may even pose a hazard to habitability exoplanets. While ejected by our be directly imaged white-light coronagraphs, for stars this is not possib...

2009
Haimin Wang

We revisit the flare on 1992 January 13, which is now universally termed the “Masuda flare”. Our work is motivated by the remarkable improvement of Yohkoh hard X-ray imaging, which was only achieved after the intensive investigations on this famous event. With the calibrated Hard X-ray Telescope (HXT) data, we find that the hard X-ray coronal source is indeed a loop-top source, located slightly...

Journal: :Journal of Alzheimer's disease : JAD 2014
Geon Ha Kim Jung-Eun Kim Kyoung-Gyu Choi Soo Mee Lim Jong-Min Lee Duk L Na Jee Hyang Jeong

BACKGROUND The most-widely used visual rating scale (VRS) for medial temporal atrophy is the T1-weighted (T1W) coronal VRS developed by Scheltens et al. However, it is often difficult to use the T1W-coronal VRS in cases with limitations in obtaining T1W-coronal images. To overcome this issue, we modified the T1W-coronal VRS onto the axial plane. OBJECTIVE The purposes of this study were to va...

Transversal oscillation of coronal loops that are interpreted as signatures of magneto hydrodynamics (MHD) waves are observed frequently in active region corona loops. The amplitude of this oscillation has been found to be strongly attenuated. The damping of transverse oscillation may be produced by the dissipation mechanism and the wake of the traveling disturbance. The damping of transversal ...

ژورنال: مجله دندانپزشکی 2012
شیخ‌رضایی, محمدسعید, صراف, پگاه, محمدی, علیرضا, نکوفر, محمدحسین,

Background and Aims: The purpose of this study was to evaluate the sealing ability of different thicknesses of orthograde MTA plugs in comparison with 5 mm gutta-percha. Materials and Methods: Fifty extracted single rooted human teeth were collected. After root canal preparation, the samples were randomly divided into 4 experimental (n=10) and two control groups (n=5). In group 1, the apical 5...

2016
Haosheng Lin

Tremendous progress has been made in the field of observational coronal magnetometry in the first decade of the Twenty-First century. With the successful construction of the Coronal Multichannel Magnetometer (CoMP) instrument, observations of the linear polarization of the coronal emission lines (CELs), which carry information about the azimuthal direction of the coronal magnetic fields, are no...

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