نتایج جستجو برای: magnetic anomaly

تعداد نتایج: 375275  

2005
B. Ginzburg A. Sheinker L. Frumkis B. Z. Kaplan N. Salomonski

Advanced methods of data processing in magnetic anomaly detection (MAD) systems are investigated. Raw signals of MAD based on component magnetic sensors are transformed into energy signals in the space of specially constructed orthonormalized functions. This procedure provides a considerable improvement of the SNR thus enabling reliable target detection. Estimation of the target parameters is i...

Journal: :Physical review letters 2013
A D K Finck D J Van Harlingen P K Mohseni K Jung X Li

We report on transport measurements of an InAs nanowire coupled to niobium nitride leads at high magnetic fields. We observe a zero-bias anomaly (ZBA) in the differential conductance of the nanowire for certain ranges of magnetic field and chemical potential. The ZBA can oscillate in width with either the magnetic field or chemical potential; it can even split and re-form. We discuss how our re...

Journal: :زمین شناسی اقتصادی 0

the study area is located at northwest of sarbisheh in south khorasan province and eastern border of lut block. in this area, tertiary (eocene-oligocene to pliocene) volcanic rocks consisting of basaltic andesite, dacite, rhyodacite, vitreous rhyolite (perlitic in some parts), tuff and ignimbrite are exposed. in the daghar mountain, a, b and c perlite layers with thicknesses of 102, 7 and 58 me...

Journal: :International journal of magnetics and electromagnetism 2021

We wanted to make a satellite altitude magnetic anomaly map of the large in Central African Republic, Bangui anomaly, with data from Swarm satellites. In first part our study, we summarize earlier investigations and their interpretation. second discuss processing applied produce map. used IGRF

2018
Umberto Maggi Giorgio Farris Alessandra Carnevali Irene Borzani Paola Clerici Massimo Agosti Giorgio Rossi Ernesto Leva

BACKGROUND Double gallbladder is a rare biliary anomaly. Perinatal diagnosis of the disorder has been reported in only 6 cases, and in 5 of them the diagnosis was based on ultrasound imaging only. However, the ultrasound technique alone does not provide a sufficiently precise description of cystic ducts and biliary anatomy, an information that is crucial for a correct classification and for a p...

2005
Alexey Boyarsky Oleg Ruchayskiy Mikhail Shaposhnikov

In theories with chiral couplings, one of the important consistency requirements is that of the cancellation of a gauge anomaly. In particular, this is one of the conditions imposed on the hypercharges in the Standard Model. However, anomaly cancellation condition of the Standard Model looks unnatural from the perspective of a theory with extra dimensions. Indeed, if our world were embedded int...

1999
C.

We investigate the connection between the moduli space of N = 1 supersymmetric gauge theories and the set of polynomial gauge invariants constrained by classical/quantum relations called syzygies. We examine the existence of a superpotential reproducing these syzygies and the link with the 't Hooft anomaly matching between the fundamental fields at high energy and the gauge invariant degrees of...

2012
David Paulson Steven W Hwang William E Whitehead Daniel J Curry Thomas G Luerssen Andrew Jea

INTRODUCTION Aqueductal stenosis may be caused by a number of etiologies including congenital stenosis, tumor, inflammation, and, very rarely, vascular malformation. However, aqueductal stenosis caused by a developmental venous anomaly presenting as congenital hydrocephalus is even more rare, and, to the best of our knowledge, has not yet been reported in the literature. In this study, we revie...

1994
K. V. L. Sarma

This is a survey of the current experimental information on some of the interesting issues in neutrino physics: neutrino species, neutrino masses, neutrino magnetic moments, solar neutri-nos, and the atmospheric neutrino anomaly.

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