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Field-Deployed Multi-Core Fiber Testbed

2019 24th OptoElectronics and Communications Conference (OECC) and 2019 International Conference on Photonics in Switching and Computing (PSC), 2019
We installed a multi-core fiber (MCF) cable in underground tunnels in a city in Italy, without significant crosstalk degradation in uncoupled MCFs, and with the lowest-ever spatial mode dispersion in randomly-coupled MCFs.
Hayashi T.   +6 more
openaire   +2 more sources

Core and crustal geomagnetic fields

Journal of Geophysical Research: Solid Earth, 1983
The spherical harmonic content of fields from core sources and that from extended crustal sources overlap so much that very long wavelength anomalies obtained by subtracting a core field model up to only degree 10 from the observations will be distorted so badly that interpretation in terms of geological sources will be difficult.
openaire   +1 more source

Velocity Field and Entrainment of a Pulsed Core Jet

Journal of Fluids Engineering, 1981
A pulsed core jet is one consisting of a steady annular flow with a core, the mass flow of which is unsteady. The combined jet exhausts into a still environment. The velocity field and entrainment characteristics for such a jet have been measured for various mass flow ratios of pulsed-to-steady flow and several frequencies of pulsation.
Bremhorst, K., Watson, R. D.
openaire   +3 more sources

Modeling protein cores with Markov random fields

Mathematical Biosciences, 1994
A mathematical formalism is introduced that has general applicability to many protein structure models used in the various approaches to the "inverse protein folding problem." The inverse nature of the problem arises from the fact that one begins with a set of assumed tertiary structures and searches for those most compatible with a new sequence ...
White, J. V., Muchnik, I., Smith, T. F.
openaire   +2 more sources

Core Fields of the RLS Framework

2010
In this chapter, I review literature in CR and formal systems with regard to the corefields of the generic leadership systems framework (Reichwald, Siebert & Moslein, 2005). The four core fields of instruments are (shortcuts in brackets): Leadership as a day-to-day interactive process (“interactive process”); leadership metrics (“metrics”); leadership ...
openaire   +1 more source

Geomagnetic Core Field Models in the Satellite Era

2010
After a brief review of the theoretical basis and difficulties that modelers are facing, we present three recent models of the geomagnetic field originating in the Earth’s core. All three modeling approaches are using recent observatory and near-Earth orbiting survey satellite data. In each case the specific aims and techniques used by the modelers are
Lesur, V., Olsen, N., Thomson, A.
openaire   +4 more sources

Electromagnetic core-mantle coupling torques for different magnetic field models and core velocity fields

2007
The electromagnetic (EM) core-mantle coupling torque is commonly split into a poloidal and toroidal part for its determination. The main reason for this splitting is the related splitting of the magnetic field, where the poloidal part only is observable outside the Earth.
Hagedoorn, J.   +3 more
openaire   +1 more source

Vertical Drainage in Field Cores

Transactions of the ASAE, 1977
null L. G. Wells, null R. W. Skaggs
openaire   +1 more source

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