Results 41 to 50 of about 115,357 (297)

Coverage‐Limiting Factors Affecting the Monitoring of Urban Emissions With the Orbiting Carbon Observatory Missions

open access: yesAGU Advances
A growing number of space‐based platforms, like the Orbiting Carbon Observatory (OCO‐2 and OCO‐3) missions, observe Earth's atmospheric carbon dioxide CO2 concentrations with high accuracy and precision. With the original goal of constraining natural CO2
Dustin Roten, Abhishek Chatterjee
doaj   +1 more source

Conservation of the spin and orbital angular momenta in electromagnetism

open access: yesNew Journal of Physics, 2014
We review and re-examine the description and separation of the spin and orbital angular momenta (AM) of an electromagnetic field in free space. While the spin and orbital AM of light are not separately meaningful physical quantities in orthodox quantum ...
Konstantin Y Bliokh   +2 more
doaj   +1 more source

Explicit Solution to the Constant Radial Acceleration Problem

open access: yes, 2015
While the constant radial acceleration problem is known to be integrable and has received some recent attention in an orbital mechanics context, a closed form explicit solution, relating the state variables to a time parameter, has eluded all researchers
Biscani, Francesco, Izzo, Dario
core   +1 more source

Electrochemical Behavior of Flame‐Sprayed Sc‐Doped AlCoCrFeMo High‐Entropy Alloy Coatings in 3.5% Sodium Chloride Solution

open access: yesAdvanced Engineering Materials, EarlyView.
Scandium (Sc)‐doped AlCoCrFeMo HEA coatings are fabricated via flame spraying with 0.1, 0.3, and 0.5 wt% Sc additions. Among these, the HEA‐Sc0.3 coating exhibits the highest corrosion resistance, indicated by a more positive corrosion potential and lower current density.
Pankaj Kumar   +7 more
wiley   +1 more source

Propagation-Invariant Off-Axis Elliptic Gaussian Beams with the Orbital Angular Momentum

open access: yesPhotonics, 2021
We studied paraxial light beams, obtained by a continuous superposition of off-axis Gaussian beams with their phases chosen so that the whole superposition is invariant to free-space propagation, i.e., does not change its transverse intensity shape ...
Alexey A. Kovalev   +2 more
doaj   +1 more source

Orbital measures in non-equilibrium statistical mechanics: the Onsager relations

open access: yes, 1997
We assume that the properties of nonequilibrium stationary states of systems of particles can be expressed in terms of weighted orbital measures, i.e. through periodic orbit expansions.
Cohen, E. G. D., Rondoni, L.
core   +1 more source

3D (Bio) Printing Combined Fiber Fabrication Methods for Tissue Engineering Applications: Possibilities and Limitations

open access: yesAdvanced Functional Materials, EarlyView.
Biofabrication aims at providing innovative technologies and tools for the fabrication of tissue‐like constructs for tissue engineering and regenerative medicine applications. By integrating multiple biofabrication technologies, such as 3D (bio) printing with fiber fabrication methods, it would be more realistic to reconstruct native tissue's ...
Waseem Kitana   +2 more
wiley   +1 more source

Generation of Magnon Orbital Angular Momentum by a Skyrmion-Textured Domain Wall in a Ferromagnetic Nanotube

open access: yesFrontiers in Physics, 2022
We develop a theory for the dynamics of a magnon on top of a domain wall in a ferromagnetic nanotube. Due to the geometry of the sample, domain walls are classified by the Skyrmion charge which counts the winding number of magnetic textures.
Seungho Lee, Se Kwon Kim
doaj   +1 more source

Binary Collisions and the Slingshot Effect

open access: yes, 2008
We derive the equations for the gravity assist manoeuvre in the general 2D case without the constraints of circular planetary orbits or widely different masses as assumed by Broucke, and obtain the slingshot conditions and maximum energy gain for ...
A. Rica da Silva   +13 more
core   +1 more source

Eccentric first post-Newtonian waveforms for compact binaries in frequency domain with Hansen coefficients [PDF]

open access: yes, 2015
The inspiral and merger of supermassive black hole binary systems with high orbital eccentricity are among the promising sources of the advanced gravitational wave observatories.
Forgács, Péter   +2 more
core   +3 more sources

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