Results 71 to 80 of about 57,891 (290)

Di-μ-azido-κ4N:N-bis({2-[(3-amino-2,2-dimethylpropyl)iminomethyl]-6-methoxyphenolato-1κ3N,N′,O1}copper(II))

open access: yesActa Crystallographica Section E, 2012
The complete molecule of the title complex, [Cu2(C13H19N2O2)2(N3)2], is generated by the application of a centre of inversion. The central Cu2N2 core is a rhombus as the μ2-azide ligands bridge in an asymmetric fashion.
Akbar Ghaemi   +4 more
doaj   +1 more source

The Floor‐Ceiling‐Chip, or 2 × 2D = Pseudo‐3D—Approaching 3D Cell Morphology and Organization between Two Opposing 2D Substrates with Cell‐Adhesive Protein Micropatterns

open access: yesAdvanced Healthcare Materials, EarlyView.
Here, we present a novel 3D cell patterning and culture platform. The “Floor‐Ceiling‐Chip” (FC‐Chip) consists of two opposing track‐etched membranes, creating a pseudo‐3D microenvironment for the cells in between. By providing the membranes with micropatterned cell‐adhesive islands of varying geometries and sizes, the FC‐Chip enables control over cell ...
Urandelger Tuvshindorj   +10 more
wiley   +1 more source

Experimental Demonstration of Sequential Operation Approach for a Three-Sided Pyramid Wavefront Sensor

open access: yesIEEE Photonics Journal, 2016
We describe a sequential operation approach for a three-sided pyramid wavefront sensor (PWFS) based on a micromirror array with hexagonal geometry. The geometrical optics analysis and numerical simulations show that a linear relationship exists between ...
Lu Chen   +6 more
doaj   +1 more source

Shape Factors for Irregularly-Shaped Matrix Blocks [PDF]

open access: yes, 2010
Imperial Users ...
Wuthicharn, Katha, Wuthicharn, Katha
core  

Refined matrix models from BPS counting [PDF]

open access: yes, 2010
We construct a free fermion and matrix model representation of refined BPS generating functions of D2 and D0 branes bound to a single D6 brane, in a class of toric manifolds without compact four-cycles.
Sułkowski, Piotr
core   +3 more sources

A Cu‐Based Near‐IR Active MOF with an Ion‐Pair Guest Exhibiting Versatile and Selective Gas‐Solid Reactivity

open access: yesAdvanced Materials, EarlyView.
The new Cu‐containing MOF (Me2NH2)(CuICl2)@[Cu4(INA)4Cl2O]·1.5dmf (3) contains a cation and an anion as guests and shows UV‐near‐mid‐IR absorption and near‐IR emission. MOF 3 shows gas‐solid reactivity in the presence of NH3 and HCOOH to yield two new 3D MOF.
Rajat Saha   +10 more
wiley   +1 more source

Performance Assessment of a Triangular Integrated Collector Using Neural Networks

open access: yesPolytechnic Journal, 2020
A numerical study is achieved on a new shape of temperature saver solar collector using an artificial neural network. The storage collector is a triangle face and a right triangle pyramid for the volumetric shape.
Raid W. Daoud   +2 more
doaj   +1 more source

Efficiently Storing Well-Composed Polyhedral Complexes Computed Over 3D Binary Images [PDF]

open access: yes, 2017
A 3D binary image I can be naturally represented by a combinatorial-algebraic structure called cubical complex and denoted by Q(I ), whose basic building blocks are vertices, edges, square faces and cubes. In Gonzalez-Diaz et al.
González Díaz, Rocío   +2 more
core   +1 more source

Effect of Pyramidal Dome Geometry on the Acoustical Characteristics in A Mosque

open access: yesJOURNAL OF MECHANICAL ENGINEERING AND SCIENCES, 2014
As an important symbol in Islam, a mosque is built with architectural grandeur. Among the characteristics is its high ceiling and it is usually constructed with a typical spherical dome shape. Some mosques, however, are influenced by the local culture and the dome can be of a different shape, such as pyramidal, as found in mosques in Malacca, Malaysia.
Dg. H. Kassim   +3 more
openaire   +2 more sources

Polymorph‐Specific Electronic Transduction in WO3 during Molecular Sensing

open access: yesAdvanced Materials, EarlyView.
Metal‐oxide polymorphs with similar surface chemistry can nevertheless exhibit distinct sensing properties. In γ‐ and ε‐WO3, analyte adsorption appears comparable; yet, only ε‐WO3 induces a pronounced lattice electronic perturbation that accommodates charge in sub‐conduction band minimum states.
Matteo D'Andria   +6 more
wiley   +1 more source

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