Results 31 to 40 of about 428,722 (214)

Level-set methods for structural topology optimization : a review

open access: yes, 2013
This review paper provides an overview of different level-set methods for structural topology optimization. Level-set methods can be categorized with respect to the level-set-function parameterization, the geometry mapping, the physical/mechanical model,
Langelaar, M.   +3 more
core   +1 more source

Pd/Ag-Cocatalyzed Merging Intramolecular Oxidative Coupling and Cascade [4 + 2] Cycloaddition: Synthesis and Photophysical Properties of Novel Polycyclic N-Heterocycles Fused Naphthoquinones

open access: yesMolecules
We report a step-economic strategy for the direct synthesis of novel polycyclic N-heterocycle-fused naphthoquinones by merging intramolecular oxidative coupling and cascade [4 + 2] cycloaddition.
Yu Dong   +9 more
doaj   +1 more source

Expert System for Structural Optimization Exploiting Past Experience and A-priori Knowledge. [PDF]

open access: yes, 1994
The availability of comprehensive Structural Optimization Systems in the market is allowing designers direct access to software tools previously the domain of the specialist.
Kuntjoro, Wahyu
core  

Optimization of acoustic response

open access: yes, 1999
The expression 'acoustic optimization' can be applied to numerous different disciplines within the field of acoustics. From seismic waves, sound in the atmosphere through bioacoustic, psychoacoustics, and room and theater acoustics over shock and ...
Jonsson, Mikael   +2 more
core   +2 more sources

Absorption–Reflection–Transmission Power Coefficient Guiding Gradient Distribution of Magnetic MXene in Layered Composites for Electromagnetic Wave Absorption

open access: yesNano-Micro Letters
Highlights The layered arrangement and gradient distribution of magnetic MXene are firstly combined to improve the electromagnetic wave (EMW) RL min and broaden effective absorption bandwidth.
Yang Zhou   +9 more
doaj   +1 more source

Structural design optimization [PDF]

open access: yes, 2007
Guest Editorial, Special Issue on Structural Design Optimization, Advances in Structural Engineering, An International Journal, 2007, Vol.
Liang, Qing Quan
core  

Second-order cone programming formulations for a class of problems in structural optimization

open access: yes, 2010
This paper provides efficient and easy to implement formulations for two problems in structural optimization as second-order cone programming (SOCP) problems based on the minimum compliance method and derived using the principle of complementary energy ...
Makrodimopoulos, A.   +2 more
core   +1 more source

Symplectic superposition solutions for free in-plane vibration of orthotropic rectangular plates with general boundary conditions

open access: yesScientific Reports, 2023
This work reports new analytic free in-plane vibration solutions for orthotropic non-Lévy-type rectangular plates, i.e., those without two opposite edges simply supported, by the symplectic superposition method (SSM), which has never been applied to in ...
Zhaoyang Hu   +7 more
doaj   +1 more source

On design optimization for structural crashworthiness and its state of the art

open access: yes, 2017
© 2016, Springer-Verlag Berlin Heidelberg. Optimization for structural crashworthiness and energy absorption has become an important topic of research attributable to its proven benefits to public safety and social economy.
Sun, G, Fang, J, Kim, NH, Qiu, N, Li, Q
core   +1 more source

Cut layout optimization for design of kirigami metamaterials under large stretching

open access: yesTheoretical and Applied Mechanics Letters
Kirigami metamaterials have gained increasing attention due to their unusual mechanical properties under large stretching. However, most metamaterial designs obtained with trial-and-error approaches tend to lose their desirable properties under large ...
Chen Du, Yiqiang Wang, Zhan Kang
doaj   +1 more source

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