Results 1 to 10 of about 52,506 (231)

The Effect of Volume Fraction of Single-Walled Carbon Nanotubes on Natural Frequencies of Polymer Composite Cone-Shaped Shell Made from Poly(Methyl Methacrylate) [PDF]

open access: goldAdvances in Materials Science and Engineering, 2017
In this paper, the effect of volume fraction of single-walled carbon nanotubes on natural frequencies of polymer composite cone-shaped shells made from Poly(Methyl Methacrylate) (PMMA) is studied.
A. H. Meysami   +3 more
doaj   +2 more sources

Study on acoustic vibration similarity law of complex stiffened cone-cylinder combined shell

open access: greenZhongguo Jianchuan Yanjiu, 2022
ObjectiveDue to the difficulty of accurately converting the experimental results of acoustic radiation and vibration from scale models of complex stiffened combined shells into prototypes, the acoustic vibration similarity laws of this type of combined ...
Caigeng PENG   +2 more
doaj   +2 more sources

Comparison of cone and cone shell configuration for depth sensitive fluorescence measurements in turbid media [PDF]

open access: bronzeSPIE Proceedings, 2014
We have developed a novel cone shell illumination and detection configurations using combination of axicon lenses for depth sensitive fluorescence spectroscopy. The probe was demonstrated experimentally to be able to selectively detecting fluorescence from different depths from a two-layered turbid agar phantom.
Ong, Yi Hong, Liu, Quan
openaire   +4 more sources

The use of shells in the architecture of the concert halls

open access: yesCurved and Layered Structures, 2021
This paper deals with the use of the shells in the architecture of concert halls through research on the historical development of the concert building’s space.
Marina Rynkovskaya
exaly   +2 more sources

Predicting the broadband response of a layered cone-cylinder-cone shell [PDF]

open access: greenComposite Structures, 2014
The dynamic response of an aerospace layered structure composed of a combination of conical and cylindrical shells is hereby modelled. In the low and the mid-frequency ranges a WFEM derived ESL approach implemented within a FEM is used in order to predict the response of the shell.
Chronopoulos, Dimitrios   +3 more
openaire   +5 more sources

Shell Analogy Analysis for Plate-cone Cylinder Reticulated Shell

open access: diamondDEStech Transactions on Engineering and Technology Research, 2019
Plate-cone reticulated shell is a new type of space steel structures with good mechanical behavior and technical economy. In this paper, shell analogy method- three-layer shell analogy method is put forward. Based on mechanical characteristics of plate-cone cylinder reticulated shell, it is equated to a special type of three-layer thin shell working ...
Xing Wang   +3 more
openaire   +3 more sources

Supplement to the Poison Cone Shell

open access: green, 1964
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
William J Clench
openaire   +3 more sources

Wind Resistance Analysis of Plate-cone Reticulated Shell [PDF]

open access: hybridAdvances in Engineering Research, 2014
Plate-cone reticulated shell is a new type of space steel structure with good mechanical behaviour and technical economy. In this paper, the wind-induced vibration response characteristics of plate-cone reticulated shell are studied. By using the wave superposition method, the fluctuation wind loads are simulated.
Xing WANG   +4 more
openaire   +3 more sources

Glowing seashells: diversity of fossilized coloration patterns on coral reef-associated cone snail (Gastropoda: Conidae) shells from the Neogene of the Dominican Republic. [PDF]

open access: yesPLoS ONE, 2015
The biology of modern Conidae (cone snails)--which includes the hyperdiverse genus Conus--has been intensively studied, but the fossil record of the clade remains poorly understood, particularly within an evolutionary framework.
Jonathan R Hendricks
doaj   +7 more sources

Light cone and mass shells

open access: yesNuclear Physics B, 1973
Abstract We propose a hypothesis which generalizes the notion of duality to off-mass-shell current matrix elements. The hypothesis, referred to as strong light-cone dominance, is formulated in terms of the light-cone sum rules, which reflect causality and the light-cone structure of current commutators: We postulate that these sum rules are saturated
J Jersak, H Leutwyler
exaly   +2 more sources

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