Results 131 to 140 of about 103,433 (302)

Development of a Holographic Directional Volumetric Display

open access: yesIEEE Access
In previous studies, we introduced a directional volumetric display which can project in multiple directions by superimposing different two-dimensional images in three-dimensional space.
Renta Noguchi   +6 more
doaj   +1 more source

Holographic Chern-Simons Theories

open access: yes, 2014
Chern-Simons theories in three dimensions are topological field theories that may have a holographic interpretation for suitable chosen gauge groups and boundary conditions on the fields.
Afshar, H.   +5 more
core   +1 more source

Using Acoustic Holography for Vibration Analysis [PDF]

open access: yes, 2009
Disertační práce se zabývá bezkontaktní analýzou vibrací pomocí metod akustické holografie v blízkém poli. Akustická holografie v blízkém poli je experimentální metoda, která rekonstruuje akustické pole v těsné blízkosti povrchu vibrujícího předmětu na ...
Havránek, Zdeněk
core  

Near-Field Radio Holography of Large Reflector Antennas

open access: yes, 2007
We summarise the mathematical foundation of the holographic method of measuring the reflector profile of an antenna or radio telescope. In particular, we treat the case, where the signal source is located at a finite distance from the antenna under test,
Baars, J. W. M.   +3 more
core   +1 more source

Magnetic Solitons and Thickness‐Dependent Magnetization Reversal in Interconnected Helical Nanowire Arrays

open access: yesAdvanced Physics Research, EarlyView.
3D magnetic interconnected helical nanowire arrays are fabricated and shown to host a variety of magnetic solitons. It is observed that the magnetic reversal mechanism is repeatable and not stochastic for a consistent direction of the applied field. Additionally, changing the shape of the nanowire arrays alters the magnetic solitons that form, but the ...
John Fullerton   +2 more
wiley   +1 more source

Monopoles and Holography

open access: yes, 2010
We present a holographic theory in AdS_4 whose zero temperature ground state develops a crystal structure, spontaneously breaking translational symmetry. The crystal is induced by a background magnetic field, but requires no chemical potential.
AR Lugo   +34 more
core   +1 more source

Nonlinear Langevin dynamics via holography [PDF]

open access: diamond, 2020
Bidisha Chakrabarty   +5 more
openalex   +1 more source

Coupling of 0D/1D Grain Boundaries Inducing Extreme Charge Rearrangement/Magnetic Resonance for Ultrabroadband Electromagnetic Wave Absorption

open access: yesCarbon Energy, EarlyView.
The 0D/1D grain boundary coupling between Fe₃O₄ quantum dots and CNTs induces extreme charge redistribution and short‐range magnetic resonance, enabling complete electromagnetic wave absorption across the entire X and Ku bands. ABSTRACT Ferrite–carbon composites effectively absorb electromagnetic (EM) waves via coupled mechanisms.
Jie Huang   +9 more
wiley   +1 more source

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