Turnitin
降AI改写
早检测系统
早降重系统
Turnitin-UK版
万方检测-期刊版
维普编辑部版
Grammarly检测
Paperpass检测
checkpass检测
PaperYY检测
Stable perfectly matched layers with Lorentz transformation for the convected Helmholtz equation
Abstract Perfectly Matched Layers (PMLs) appear as a popular alternative to non-reflecting
boundary conditions for wave-type problems. The core idea is to extend the computational …
boundary conditions for wave-type problems. The core idea is to extend the computational …
[HTML][HTML] Derivation of Lighthill's Eighth Power Law of an Aeroacoustic Quadrupole in Acoustic Spacetime
D Masovic, E Sarradj - Acoustics, 2020 - mdpi.com
Acoustic spacetime is a four-dimensional manifold analogue to the relativistic spacetime
with the reference speed of light replaced by the speed of sound. It has been established …
with the reference speed of light replaced by the speed of sound. It has been established …
[PDF][PDF] Sound Waves as Perturbations of Acoustic Spacetime
D Masovic, E Sarradj - Proc. of the 45th DAGA, Rostock, 2019 - pub.dega-akustik.de
The analogy between acoustics in fluids and general relativity is established by WG Unruh
[1], who used it for studying Hawking radiation indirectly, by means of better understood …
[1], who used it for studying Hawking radiation indirectly, by means of better understood …
A Theory for Wheezing in Lungs
AL Gregory - 2019 - repository.cam.ac.uk
A quarter of the world's population experience wheezing. These sounds have been used for
diagnosis since the time of the Ebers Papyrus (ca. 1500 BC), but the underlying physical …
diagnosis since the time of the Ebers Papyrus (ca. 1500 BC), but the underlying physical …