Results 21 to 30 of about 12,112,702 (317)

Shape grammar in contemporary architectural theory and design [PDF]

open access: yesFacta Universitatis. Series: Architecture and Civil Engineering, 2012
In the past decade, digital technologies had a great impact on contemporary architectural practice, design and theory. CAD/CAM technologies opened up new opportunities by allowing design and production of complex geometric shapes.
Tepavčević Bojan, Stojaković Vesna
doaj   +1 more source

Design and generation of structured array beams with shape-invariant properties

open access: yesNew Journal of Physics, 2023
We theoretically propose and experimentally demonstrate a flexible approach to generate an arbitrary shape-invariant structured array beam during propagation with the prescribed intensity distribution.
Yuqiu Zhang   +7 more
doaj   +1 more source

Theory of Shape-Shifting Droplets [PDF]

open access: yesPhysical Review Letters, 2017
Recent studies of cooled oil emulsion droplets uncovered transformations into a host of flattened shapes with straight edges and sharp corners, driven by a partial phase transition of the bulk liquid phase. Here, we explore theoretically the simplest geometric competition between this phase transition and surface tension in planar polygons, and recover
Haas, Pierre A.   +4 more
openaire   +3 more sources

Microscopic origin of shape coexistence in the N=90, Z=64 region

open access: yesPhysics Letters B, 2022
A microscopic explanation of the nature of shape coexistence in the N=90, Z=64 region is suggested, based on calculations of single particle energies through standard covariant density functional theory. It is suggested that shape coexistence in the N=90
Dennis Bonatsos   +4 more
doaj   +1 more source

Strong n-shape theory

open access: yesTopology and its Applications, 2002
The authors modify the known theorem concerning the duality for \(Z\)-sets in the \((n+1)\)-dimensional Menger continuum \(\mu^{n+1}\) obtaining a duality in terms of the strong \(n\)-shape category of \(Z\)-sets in \(\mu^{n+1}\) and the proper \(n\)-homotopy category of their complements in \(\mu^{n+1}\).
Iwamoto, Yutaka, Sakai, Katsuro
openaire   +2 more sources

The Shape of Humidity: Performing Black Atlantic Theory Making

open access: yesPerformance Philosophy, 2019
Following bell hooks’ submission that theory making is “a location for healing” (2017, 59) “The Shape of Humidity: Performing Black Atlantic Theory Making” riffs upon the historically critical and widely circulated subject of the black body politic and ...
Genevieve Hyacinthe
doaj   +1 more source

Study of Art Plaza Circulation Theory and Shape of Art Plaza [PDF]

open access: yes, 2020
The circulation system is a vital linking infrastructure that connects various activities and uses land on an area and inside a building that considers functional, economic, flexibility and comfort aspects.
Firmansyah, I. (Imam)
core   +2 more sources

Characteristic Number: Theory and Its Application to Shape Analysis

open access: yesAxioms, 2014
Geometric invariants are important for shape recognition and matching. Existing invariants in projective geometry are typically defined on the limited number (e.g., five for the classical cross-ratio) of collinear planar points and also lack the ability ...
Xin Fan   +5 more
doaj   +1 more source

Poincar\'e invariance and asymptotic flatness in Shape Dynamics [PDF]

open access: yes, 2013
Shape Dynamics is a theory of gravity that waives refoliation invariance in favor of spatial Weyl invariance. It is a canonical theory, constructed from a Hamiltonian, 3+1 perspective. One of the main deficits of Shape Dynamics is that its Hamiltonian is
Gomes, Henrique
core   +1 more source

Shape theory and extensions of C*-algebras [PDF]

open access: yes, 2010
Let $A$, $A'$ be separable $C^*$-algebras, $B$ a stable $\sigma$-unital $C^*$-algebra. Our main result is the construction of the pairing $[[A',A]]\times\operatorname{Ext}^{-1/2}(A,B)\to\operatorname{Ext}^{-1/2}(A',B)$, where $[[A',A]]$ denotes the set ...
Manuilov, Vladimir, Thomsen, Klaus
core   +2 more sources

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