نتایج جستجو برای: resonance shifting

تعداد نتایج: 242967  

Journal: :جستارهای ادبی 0

mountains and trees have many similarities. in this way, simorgh of shahnameh shifts from the tree of vispobish to alborz mountain. if simorgh has spiritual existence in avesta, a devilish side has been added to it in shahnameh. in avesta, it lives on a tree, but in shahnameh we find him on alborz mountain. all the researches done on shahnameh and iranian mythology did not pay any attention to ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علوم پایه دامغان - دانشکده علوم پایه دامغان 1394

در بین انواع نانوذره ها، نانوذره های مغناطیسی (mnps) نظر به کاربرد های بسیاری که در حوزه های مختلفی همچون مایعات مغناطیس (magnetic fluids) کاتالیز (catalysis) ، تصویربرداری رزونانس مغناطیسmagnetic resonance imaging) ) و بازسازی محیط زیست (environmental remediation) دارند توجه پژوهشگران را به خود جلب نموده اند [1]. این نانوذره ها سوپرپارامغناطیس هایی اند که می توانند جذب میدان مغاطیسی شوند اما خ...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2009
Gordon L Shulman Serguei V Astafiev Danny Franke Daniel L W Pope Abraham Z Snyder Mark P McAvoy Maurizio Corbetta

Shifts of attention to unattended stimuli (stimulus-driven reorienting) are often studied by measuring responses to unexpected stimuli, confounding reorienting and expectation. We separately measured the blood-oxygenation-level-dependent signal for both factors by manipulating the probability of salient visual cues that either shifted attention away from or maintained attention on a stream of v...

2015
Harri Littow Ville Huossa Sami Karjalainen Erika Jääskeläinen Marianne Haapea Jouko Miettunen Osmo Tervonen Matti Isohanni Juha Nikkinen Juha Veijola Graham Murray Vesa J. Kiviniemi

Neurophysiological changes of schizophrenia are currently linked to disturbances in connectivity between functional brain networks. Functional magnetic resonance imaging studies on schizophrenia have focused on a few selected networks. Also previously, it has not been possible to discern whether the functional alterations in schizophrenia originate from spatial shifting or amplitude alterations...

Journal: :middle east journal of cancer 0
sedigheh tahmasebi general surgery department, shiraz university of medical sciences, shiraz, iran mohammad hasan hashemizadeh general surgery department, shiraz university of medical sciences, shiraz, iran abdolrasoul talei general surgery department, shiraz university of medical sciences, shiraz, iran sepideh sefidbakht department of radiology, shiraz university of medical sciences, shiraz, iran maral mokhtari department of pathology, shiraz university of medical sciences, shiraz, iran abdolkhalegh keshavarzi general surgery department, shiraz university of medical sciences, shiraz, iran

background : magnetic resonance imaging of the breast is becoming a useful adjunct to mammography and sonography for the detection of breast lesions. however, it is not yet accepted as a routine examination for all breast cancer patients due to the lack of data regarding whether breast magnetic resonance imaging impacts recurrence or survival. this trial examines the use of magnetic resonance i...

2005
SATOSHI MURAI

Exterior algebraic shifting and symmetric algebraic shifting of bipartite graphs and chordal graphs are studied in the present paper. keywords : Algebraic shifting, chordal graph.

2017
Antje von Suchodoletz Anika Fäsche Irene T. Skuballa

Attention shifting refers to one core component of executive functions, a set of higher-order cognitive processes that predict different aspects of academic achievement. To date, few studies have investigated the role of attention shifting in orthographic competencies during middle childhood and early adolescence. In the present study, 69 first-grade, 121 third-grade, and 85 eighth-grade studen...

Journal: :Trends in ecology & evolution 2000
Whitlock Phillips

In 1925, a game called ‘exquisite corpse’ was invented by a group of surrealists to harness the random power of imagination through collaboration. Working either with words or drawings, an exquisite corpse was begun by one member of the group, who then folded the paper so that his or her contribution was obscured and then passed it to the next member. The game (named after one of their first re...

Journal: :Applied optics 2008
Joonku Hahn Hwi Kim Seong-Woo Cho Byoungho Lee

Phase-shifting interferometry with a genetic algorithm is proposed. The correction of unknown phase-shifting error is an important task in general phase-shifting interferometry. Since phase-shifting errors generate twin image noise in a reconstructed image, we can reduce the phase-shifting errors indirectly by trying to eliminate the twin-image noise in the reconstructed image. By Zernike polyn...

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