Results 1 to 10 of about 6,871,602 (345)

The NANOGrav 15 yr Data Set: Evidence for a Gravitational-wave Background [PDF]

open access: yesAstrophysical Journal Letters, 2023
We report multiple lines of evidence for a stochastic signal that is correlated among 67 pulsars from the 15 yr pulsar timing data set collected by the North American Nanohertz Observatory for Gravitational Waves.
G. Agazie   +113 more
semanticscholar   +1 more source

‘The Camera Chooses the Star’: Trans-medial Ventriloquism in Punchdrunk’s The Drowned Man

open access: yesBody, Space & Technology Journal, 2022
Despite its status as a largely wordless performance, Punchdrunk's 2013 production of The Drowned Man activates a ventriloquist paradigm to frame its engagement with form: both the physical body as performance media. The Drowned Man's message about voice
Ilana Gilovich-Wave
doaj   +2 more sources

Experimental Study of The Fan Turbine Performance in Oscillating Water Column with Airflow System in Venturi Directional as Wave Energy Converter

open access: yesWave, 2023
The Indonesian Ocean Energy Association has ratified the potential for ocean wave energy in Indonesia with a theoretical possibility of 141.472 x 109 watts.
Madi Madi   +8 more
doaj   +1 more source

Spatially Sparse Precoding in Millimeter Wave MIMO Systems [PDF]

open access: yesIEEE Transactions on Wireless Communications, 2013
Millimeter wave (mmWave) signals experience orders-of-magnitude more pathloss than the microwave signals currently used in most wireless applications and all cellular systems.
Omar El Ayach   +4 more
semanticscholar   +1 more source

Wave Dark Matter [PDF]

open access: yesAnnual Review of Astronomy and Astrophysics, 2021
We review the physics and phenomenology of wave dark matter: a bosonic dark matter candidate lighter than about 30 eV. Such particles have a de Broglie wavelength exceeding the average interparticle separation in a galaxy like the Milky Way and are, thus,
L. Hui
semanticscholar   +1 more source

Stress Analysis of 91.5 Metre Coal Carrier Pontoon with Variations of Frame Distance

open access: yesWave, 2023
The scarcity of materials due to the impact of the pandemic has caused the price of shipbuilding materials is increased and the production costs to become more expensive. So, optimization steps need to be taken to reduce production costs but still ensure
Khairunnisa   +2 more
doaj   +1 more source

Scaling advantage over path-integral Monte Carlo in quantum simulation of geometrically frustrated magnets

open access: yesNature Communications, 2021
Experimental demonstration of quantum speedup that scales with the system size is the goal of near-term quantum computing. Here, the authors demonstrate such scaling advantage for a D-Wave quantum annealer over analogous classical algorithms in ...
Andrew D. King   +53 more
doaj   +1 more source

Janus waves [PDF]

open access: yesOptics Letters, 2016
We show the existence of a family of waves that share a common interesting property affecting the way they propagate and focus. These waves are a superposition of twin waves, which are conjugate to each other under inversion of the propagation direction.
Papazoglou, Dimitris G.   +2 more
openaire   +3 more sources

Dielectric Loss Mechanism in Electromagnetic Wave Absorbing Materials

open access: yesAdvancement of science, 2022
Electromagnetic (EM) wave absorbing materials play an increasingly important role in modern society for their multi‐functional in military stealth and incoming 5G smart era.
Ming Qin, Limin Zhang, Hongjing Wu
semanticscholar   +1 more source

Study of two coupled three-wave interactions with a quadratic non-linearly in the presence of dissipation and frequency mismatch [PDF]

open access: yes, 2003
The non-linear dynamic behaviour of two three-wave systems in plasma with two waves in common has been studied, including the possibility of negative energy waves and also the effect of linear damping or growth and frequency mismatch.
Basu, Shukla
core   +1 more source

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