نتایج جستجو برای: relief inversion

تعداد نتایج: 77985  

Journal: :مهندسی سازه 0
محمدمهدی اسلامی زاده حبیب سعید منیر

the application of energy absorbing systems in the structures are one of the main methods in attenuation of earthquake effects. in this paper, the vibration control of structures by using of tube inversion systems is considered. in this novel system, the energy is dissipated by the inversion of a metal tube. this energy dissipater has large energy absorbing capacity along with constant stiffnes...

Journal: :British heart journal 1946
W STOKES

No unequivocal explanation has so far been found of the inverted T wave in the abnormal human electrocardiogram. It is likely that the deformed T wave associated with coronary disease is the outcome of cardiac ischaemia, but this does not appear to explain the mechanism of T-wave inversion in ventricular preponderance where a shift of the heart may play a part. The earlier papers dealing with t...

Journal: :Journal of biomechanics 2014
Kaspar-Josche Streitberger Jing Guo Heiko Tzschätzsch Sebastian Hirsch Thomas Fischer Jürgen Braun Ingolf Sack

The objective of this study was to test the feasibility and reproducibility of in vivo high-resolution mechanical imaging of the asymptomatic human kidney. Hereby nine volunteers were examined at three different physiological states of urinary bladder filling (a normal state, urinary urgency, and immediately after urinary relief). Mechanical imaging was performed of the in vivo kidney using thr...

Journal: :فیزیک زمین و فضا 0
مجید جمیع دانش آموخته کارشناسی ارشد ژئوفیزیک، گروه فیزیک زمین، موسسه ژئوفیزیک دانشگاه تهران، ایران بهروز اسکوئی استادیار، گروه فیزیک زمین، موسسه ژئوفیزیک دانشگاه تهران، ایران

this paper presents results of applying a new approach on 2d inversion of magnetotelluric (mt) data in order to enhance resolution and stability of the inversion results. due to non-linearity and limited coverage of data acquisition in an mt field campaign, minimizing the error by linearization of the problem in least squares inversion usually leads to an ill-posed problem. in general, an inver...

Journal: :پژوهش های علوم و صنایع غذایی ایران 0
m. elahi s. m. a. razavi z. baratian p. pezeshki

invert sugar is the result of sucrose of hydrolysis of sucrose by acid or enzyme, that is, the splitting of sucrose molecules into their glucose and fructose components.invert sugar is used in different industries such as; food industry, soft drinks and pharmaceutical, due to its special characteristics such as; sweetness level, moisture ability’s property, crystallization level and special tas...

2013
Qiang Xing Bingfang Wu Weiwei Zhu

The aerodynamic roughness is one of the major parameters in describing the turbulent exchange process between terrestrial and atmosphere. Remote Sensing is recognized as an effective way to inverse this parameter at the regional scale. However, in the long time the inversion method is either dependent on the lookup table for different land covers or the Normalized Difference Vegetation Index (N...

Journal: :journal of mining and environment 2015
mohammad rezaie ali moradzadeh ali nejati kalate

one of the most remarkable basis of the gravity data inversion is the recognition of sharp boundaries between an ore body and its host rocks during the interpretation step. therefore, in this work, it is attempted to develop an inversion approach to determine a 3d density distribution that produces a given gravity anomaly. the subsurface model consists of a 3d rectangular prisms of known sizes ...

Mohammad Ali Moosavian Nader Hedayat Parissa Khadiv Parsi,

Phase inversion in liquid-liquid dispersions corresponds to the transitional boundary between Oil-in-Aqueous dispersion and Aqueous-in-Oil dispersion. A theoretical model based on simple assumptions was proposed to predict phase inversion point, ambivalence region and the hysteresis effect of inversion. Experimental data from the literature were used to validate the model and results were c...

Journal: :International journal of STD & AIDS 2017
Lian Elfering Wouter B van der Sluis Joline F Mermans Marlon E Buncamper

A 24-year-old transgender woman consulted our outpatient clinic with a painful, itchy and red left labia. She underwent a penile inversion vaginoplasty 18 months before presentation. At physical examination of the left labia, erythema, edema and herpetic vesicles with ulceration were observed. A vesicle fluid swab was obtained and the presence of herpes simplex virus type 1 (HSV-1) was detected...

Journal: :Cell 1998
Ronald Chalmers Anjan Guhathakurta Howard Benjamin Nancy Kleckner

Architectural protein IHF modulates Tn10 transposition in vitro. IHF stimulates transposon excision. Also, separately, IHF forces transposon end/target DNA interactions into a constrained pathway, "channeling," that yields only unknotted intratransposon inversion circles. Negative supercoiling influences both effects, differently. We infer that IHF is an architectural catalyst: it promotes init...

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