نتایج جستجو برای: thermal anomaly

تعداد نتایج: 255512  

2014
Jian Peng Linjun Fan Weidong Xiao Jun Tang

This paper presented a fault diagnosis method for key components of satellite, called Anomaly Monitoring Method (AMM), which is made up of state estimation based on Multivariate State Estimation Techniques (MSET) and anomaly detection based on Sequential Probability Ratio Test (SPRT). On the basis of analysis failure of lithium-ion batteries (LIBs), we divided the failure of LIBs into internal ...

2004
Ryuichiro Kitano Graham D. Kribs Hitoshi Murayama

Anomaly mediation solves the supersymmetric flavor and CP problems. This is because the superconformal anomaly dictates that supersymmetry breaking is transmitted through nearly flavor-blind infrared physics that is highly predictive and UV insensitive. Slepton mass squareds, however, are predicted to be negative. This can be solved by adding D-terms for U(1)Y and U(1)B−L while retaining the UV...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2013
Sybren Drijfhout Emily Gleeson Henk A Dijkstra Valerie Livina

Abrupt climate change is abundant in geological records, but climate models rarely have been able to simulate such events in response to realistic forcing. Here we report on a spontaneous abrupt cooling event, lasting for more than a century, with a temperature anomaly similar to that of the Little Ice Age. The event was simulated in the preindustrial control run of a high-resolution climate mo...

2013
Jyotirmayee Satapathy M. V. Ramana Reddy

LTCC (Low Temperature Co-fired Ceramics) being the most advantageous technology towards the multilayer substrates for various applications, demands an extensive study of its raw materials. In the present work, a series of CuxMg1-xNb2O6 (x=0,0.4,0.6,1) has been prepared using sol-gel synthesis route and sintered at a temperature of 900°C to study its applicability for LTCC technology as the firi...

Journal: :Physical review letters 1996
Pisarski

The axial anomaly is the observation that for fermions coupled to a gauge field, the divergence of the current for axial fermion number is not just the standard contribution from the classical equations of motion. In addition, at one loop order the divergence also contains a new term from quantum effects [1]. Due to deep geometrical reasons, there are no further corrections to this new term bey...

Journal: :Computers & Geosciences 2006
Cheinway Hwang Yu-Chi Kao

FFT and complex algebra-based methods of spherical harmonic analysis and synthesis are presented. Two computer programs in FORTRAN are developed based on the methods. Both general and special cases are discussed. Special cases involve the analyses of gravity changes of the hydrological origin and the atmospheric origin. Functionals of the Earth’s gravity field such as gravity anomaly and geoida...

Journal: :Physical review. E, Statistical, nonlinear, and soft matter physics 2008
Olaf Stenull

We study anomalous elasticity in the tubule phases of nematic and smectic elastomer membranes, which are flat in one direction and crumpled in another. These phases share the same macroscopic symmetry properties including spontaneously broken in-plane isotropy and hence belong to the same universality class. Below an upper critical value D_{c}=3 of the membranes' intrinsic dimension D , thermal...

2002
Galen P. Halverson Paul F. Hoffman Daniel P. Schrag Alan J. Kaufman

[1] A large (11–15%) negative shift in dC is observed in shallow water carbonates directly beneath Neoproterozoic glacial deposits (or correlative disconformity) in northwest Namibia ascribed to a snowball Earth. Reproducibility and stratigraphic concordance of this anomaly in 16 sections across the ancient continental shelf support a primary origin, and field relations show it predates the fal...

1997
S. Trzaska V. Moron B. Fontaine

This article investigates through numerical experiments the controversial question of the impact of El Nin̂o-Southern Oscillation (ENSO) phenomena on climate according to large-scale and regional-scale interhemispheric thermal contrast. Eight experiments (two considering only inversed Atlantic thermal anomalies and six combining ENSO warm phase with large-scale interhemispheric contrast and Atla...

2007
Michael Gurnis

Subducted lithosphere and crust are chem1cally d1stinct from amb1ent mantle, and some have hypoth.,sized that the result1ng anomdlous buoyancy may affect m1x1ng and, in particular, may CciUSe chem1cal heterogeneity topers ist. To explore th1s effect, two-dimensional convective mix1ng calculations have been carried out. Boundary cond1tions m1micking features of plate kinematics have been imposed...

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