نتایج جستجو برای: electric sign

تعداد نتایج: 198388  

Journal: :NeuroImage 1999
D P Corina S L McBurney C Dodrill K Hinshaw J Brinkley G Ojemann

The importance of the left hemisphere in language function has been firmly established and current work strives to understand regional specializations within the perisylvian language areas. This paper reports a case study of a deaf user of American Sign Language undergoing an awake cortical stimulation mapping procedure. Patterns of sign errors accompanying electrical stimulation of Broca's are...

2016
Atul Jambhulkar

In this paper, we proposed an eye-development following framework. In view of Electro-Oculography (E.O.G) innovation we recognized the sign with various bearings in eye-developments and after that broke down to comprehend what they spoke to about (e.g. level heading or vertical bearing). This empowers individuals to control applications utilizing bio-electric signs recorded from the body. In an...

Journal: :Physical review letters 2007
A Gijsbertsen W Siu M F Kling P Johnsson P Jansen S Stolte M J J Vrakking

We report a novel approach for determining the sign of permanent dipole moments, using nitric oxide [NO(v=0)] as an example. State-selected NO (j=|m|=|Omega=1/2) molecules are focused using a hexapole and oriented in a strong dc electric field. The angular distributions of ionic fragments resulting from extreme ultraviolet single-photon and multiphoton dissociative ionization at 400 and 800 nm ...

Journal: :Physical review letters 2011
Pavel Polynkin Miroslav Kolesik Ewan M Wright Jerome V Moloney

Since their discovery in the mid-1990s, ultrafast laser filaments in gases have been described as products of a dynamic balance between Kerr self-focusing and defocusing by free electric charges that are generated via multiphoton ionization on the beam axis. This established paradigm has been recently challenged by a suggestion that the Kerr effect saturates and even changes sign at high intens...

2010
Dong C. Lim Patrick J. Gagnon Sophia Meranvil Darryl Kaurin Linda Lipp John M. Holland

Background. Lhermitte's sign (LS) is a benign form of myelopathy with neck flexion producing an unpleasant electric-shock sensation radiating down the extremities. Although rare, it can occur after head and neck radiotherapy. Results. We report a case of Lhermitte's developing after curative intensity-modulated radiotherapy (IMRT) for a patient with locoregionally advanced oropharyngeal cancer....

2017
Gennady M. Mikheev Aleksandr S. Saushin Viatcheslav V. Vanyukov Konstantin G. Mikheev Yuri P. Svirko

We report on the observation of the helicity-dependent photoresponse of the 20-μm-thick silver-palladium (Ag/Pd) nanocomposite films. In the experiment, 120 fs pulses of Ti:S laser induced in the film an electric current perpendicular to the incidence plane. The photoinduced current is a linear function of the incident beam power, and its sign depends on the beam polarization and angle of incid...

2011
Sho Kohyama Yuki Hara Yasumasa Nishiura Tetsuya Hara Tanefumi Nakagawa Naoyuki Ochiai

We report the case of a patient who noticed muscle weakness in his left arm 5 years earlier. On examination, a biloculate mass was observed in the left supraclavicular area, and Tinel's sign caused paresthesia in his left arm. Magnetic resonance imaging showed a continuous, multinodular, plexiform tumor from the left C5 to C7 nerve root along the course of the brachial plexus to the left brachi...

1992
Martin Bucher Hoi-Kwong Lo John Preskill

In a spontaneously broken non-abelian gauge theory, charge conjugation can be a local symmetry. That is, the unbroken gauge group H may contain both a U(1) factor generated by Q, and an element X of the disconnected component of H such that XQX ‘= — Q. Such a model contains topologically-stable cosmic strings with a remarkable property — when a charged particle is transported around the string,...

Journal: :Physical review letters 2007
V V Flambaum M Yu Kuchiev

The charge density of vector particles, for example W(+/-), may change sign. The effect manifests itself even for a free propagation, when the energy of the W-boson satisfies epsilon>sqrt[2]m and the standing wave is considered. The charge density of W also changes sign in a vicinity of a Coulomb center. For an arbitrary vector boson (e.g., for spin 1 mesons), this effect depends on the g-facto...

2008
George W. Hanson

An exact solution is obtained for the electromagnetic field due to an electric current in the presence of a surface conductivity model of graphene. The graphene is represented by an infinitesimallythin, local and isotropic two-sided conductivity surface. The field is obtained in terms of dyadic Green’s functions represented as Sommerfeld integrals. The solution of plane-wave reflection and tran...

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