Results 191 to 200 of about 135,152 (246)

A wideband tunable, nonreciprocal bandpass filter using magnetostatic surface waves with zero static power consumption. [PDF]

open access: yesNat Commun
Du X   +9 more
europepmc   +1 more source

Hexagonal Silicon Realized

Nano Letters, 2015
Silicon, arguably the most important technological semiconductor, is predicted to exhibit a range of new and interesting properties when grown in the hexagonal crystal structure. To obtain pure hexagonal silicon is a great challenge because it naturally crystallizes in the cubic structure.
Hauge, Håkon Ikaros T   +14 more
openaire   +5 more sources

Rook domination on hexagonal hexagon boards

2022
Summary: Chess-like game boards \(B_n\) are considered, which are hexagonal parts of the Euclidean tessellation of the plane by regular hexagons. For chess-like rooks on \(B_n\) the domination number \(\gamma(n)\) is determined.
Harborth, Heiko, Nienborg, Hauke
openaire   +2 more sources

Hexagonal Distributions on Hexagonal Lattice

2013
An infinite hexagonal lattice is introduced as a two-dimensional discretized uniform space for economic agglomeration. This chapter focuses on an analysis of geometrical characteristics of the lattice, as a vital prerequisite for the group-theoretic bifurcation analysis of this lattice that will be conducted in Chaps. 6–9.
Kiyohiro Ikeda, Kazuo Murota
openaire   +1 more source

Hexagonal molecular “palladawheel”

Chemical Communications, 2013
A hexagonal molecular "palladawheel" consisting of six N,N'-diphenyl-2,6-pyridinedicarboxamide-Pd(II) pincer complexes held together via six Pd∙∙∙O=CAmide bonds was efficiently synthesized and crystallographically characterized. The hexameric ring possesses C3 (pseudo-S6) symmetry with up-down alternating phenyl substituents acting as interior "spokes"
Qi-Qiang, Wang   +2 more
openaire   +2 more sources

Hexagonal Mesoporous Germanium

Science, 2006
The blending of mesoporosity with the properties of semiconductors promises new types of multifunctional nanomaterials. It would be particularly interesting to combine the shape selectivity of a mesoporous oxide with the electronic and photonic characteristics of a useful semiconductor.
Gerasimos S, Armatas   +1 more
openaire   +2 more sources

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