Results 71 to 80 of about 394,029 (198)

Investigation of MAGSAT and TRIAD magnetometer data to provide corrective information on high-lattitude external fields [PDF]

open access: yes
Disturbances in the MAGSAT magnetometer data set due to high latitude phenomena were evaluated. Much of the categorization of disturbances due to Birkeland currents, ionospheric Hall currents, fine structure and wave phenomena was done with the MAGSAT ...
Potemra, T. A.   +2 more
core   +1 more source

Tensor global symmetries and the Stueckelberg mechanism for tensor fields

open access: yesJournal of High Energy Physics
We investigate the concept of tensor global symmetries, featuring conserved currents of mixed symmetry and higher spin Nambu-Goldstone bosons. We develop a Stueckelberg mechanism for mixed symmetry tensor fields at the linearized level, focusing on the ...
Athanasios Chatzistavrakidis   +2 more
doaj   +1 more source

Adaptive line-of-sight path following control for underactuated autonomous underwater vehicles in the presence of ocean currents

open access: yesInternational Journal of Advanced Robotic Systems, 2017
This article presents a nonlinear adaptive line-of-sight path following controller for underactuated autonomous underwater vehicles in the presence of ocean currents.
Jiangfeng Zeng   +4 more
doaj   +1 more source

The Minimal Set of Electroweak Precision Parameters

open access: yes, 2006
We present a simple method for analyzing the impact of precision electroweak data above and below the Z-peak on flavour-conserving heavy new physics.
A. Strumia C   +4 more
core   +2 more sources

Comprehensive Assessment and Analysis of the Current Global Aerosol Optical Depth Products

open access: yesRemote Sensing
Aerosol Optical Depth (AOD) is one of the most important optical properties of aerosols that may affect the energy budgets of our Earth–atmosphere system significantly. Currently, while regional and even global AOD knowledge has been given by various satellites or models, these products are still fraught with uncertainties.
Liping Zhang   +3 more
openaire   +2 more sources

Asymptotic Symmetries of String Theory on AdS3 X S3 with Ramond-Ramond Fluxes

open access: yes, 2009
String theory on AdS3 space-times with boundary conditions that allow for black hole states has global asymptotic symmetries which include an infinite dimensional conformal algebra.
A. Giveon   +19 more
core   +2 more sources

Ocean Processes Feeder Report [PDF]

open access: yes, 2010
We assess the physical state of the UK’s seas and so provide a context for the clean, healthy, safe, productive and biologically diverse aspects in the other Charting Progress 2 Feeder Reports.
Huthnance, John
core  

Particle current fluctuations in a particle-nonconserving process

open access: yes, 2013
We have considered a one-dimensional coagulation-decoagulation system of classical particles on a finite lattice with reflecting boundaries. It is known that the system undergoes a phase transition from a high-density to a low-density phase.
Jafarpour, Farhad H., Torkaman, Pegah
core   +1 more source

Hybrid turbidite–contourite systems in the modern Tarakan Basin: seismic sedimentology and analogue for subsurface storage

open access: yesFrontiers in Earth Science
Hybrid turbidite–contourite systems are present where gravity-driven and bottom-current processes interact. Although recent studies have advanced our understanding, deciphering the relative roles of downslope and alongslope processes in shaping the deep ...
Harya Dwi Nugraha   +2 more
doaj   +1 more source

Constraints on Higher Spin CFT$_2$

open access: yes, 2017
We derive constraints on two-dimensional conformal field theories with higher spin symmetry due to unitarity, modular invariance, and causality. We focus on CFTs with $\mathcal{W}_N$ symmetry in the "irrational" regime, where $c>N-1$ and the theories ...
Afkhami-Jeddi, Nima   +4 more
core   +1 more source

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