Results 11 to 20 of about 11,744,879 (281)

The appearance of non-spherical systems. Application to LMXB

open access: yesActa Astronomica, 2016
We study the appearance of the neutron star - accretion disk system as seen by a distant observer in the UV/X-ray domain. The observed intensity spectra are computed assuming non-spherical geometry of the whole system, in which outgoing spectrum is not ...
Adhikari, T. P.   +4 more
core   +3 more sources

The oscillations of non-spherical bubbles in liquid

open access: yesUltrasonics Sonochemistry
In this paper, the interaction between non-spherical bubbles is studied using a high-speed camera, and the effects of the interaction on the temperature within the bubble and the velocity of the surrounding fluid are theoretically investigated.
Yaorong Wu   +3 more
doaj   +3 more sources

Non perturbative spherical gravitational waves

open access: yesPhysics Letters B, 2021
It is well-known that there is no spherical/topologically spherical gravitational waves in vacuum space in general relativity. We show that a deviation from general relativity leads to exact vacuum spherical gravitational waves, no matter how tiny this ...
Hongsheng Zhang
doaj   +1 more source

Advances in the Development of Granular Microporous Injectable Hydrogels with Non‐spherical Microgels and Their Applications in Tissue Regeneration

open access: yesAdvanced Healthcare Materials, 2023
Granular microporous hydrogels are emerging as effective biomaterial scaffolds for tissue engineering due to their improved characteristics compared to traditional nanoporous hydrogels, which better promote cell viability, cell migration, cellular/tissue
Haiyan Li   +4 more
semanticscholar   +1 more source

A Study on Shape-Dependent Settling of Single Particles with Equal Volume Using Surface Resolved Simulations

open access: yesComputation, 2021
A detailed knowledge of the influence of a particle’s shape on its settling behavior is useful for the prediction and design of separation processes. Models in the available literature usually fit a given function to experimental data.
Robin Trunk   +5 more
doaj   +1 more source

Density Gain-Rate Peaks for Spectral Clustering

open access: yesIEEE Access, 2021
Clustering has been troubled by varying shapes of sample distributions, such as line and spiral shapes. Spectral clustering and density peak clustering are two feasible techniques to address this problem, and have attracted much attention from academic ...
Jiexing Liu, Chenggui Zhao
doaj   +1 more source

Non-spherical horizons, I [PDF]

open access: yesAdvances in Theoretical and Mathematical Physics, 1999
We formulate an extension of Maldacena's AdS/CFT conjectures to the case of branes located at singular points in the ambient transverse space. For singularities which occur at finite distance in the moduli space of M or F theory models with spacetime-filling branes, the conjectures identify the worldvolume theory on the p-branes with a compactification
Morrison, David R., Plesser, M. Ronen
openaire   +3 more sources

Non-spherical micro- and nanoparticles for drug delivery: Progress over 15 years.

open access: yesAdvanced Drug Delivery Reviews, 2021
Shape of particulate drug carries has been identified as a key parameter in determining their biological outcome. In this review, we analyze the field of particle shape as it shifts from fundamental investigations to contemporary applications for disease
Neha Kapate   +2 more
semanticscholar   +1 more source

Superscattering for non-spherical objects [PDF]

open access: yesJournal of Physics: Conference Series, 2021
Abstract In this work we generalize the notion of superscattering and associate it with a symmetry group of a scattering object. Using the group theory approach we describe a way to spectrally overlap several eigenmodes of a resonator in order to achieve scattering enhancement.
S.D. Krasikov   +10 more
openaire   +1 more source

Partition-based 3 + 2-axis tool path generation for freeform surface machining using a non-spherical tool

open access: yesJournal of Computational Design and Engineering, 2022
When machining a complex freeform part, using a non-spherical tool could significantly improve the machining efficiency, as one can adaptively adjust the tool posture to maximize its contact area with the part surface. However, since adjusting the tool
Jiancheng Hao   +5 more
semanticscholar   +1 more source

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