Results 91 to 100 of about 1,825,425 (354)

A Versatile Materials Class for Solution‐Processed Optics and Photonics Based On Titanium Oxide Hydrates and Polyalcohols: A Perspective

open access: yesAdvanced Materials, EarlyView.
A new, solution‐processable class of optical materials based on molecular hybrids of metal oxide hydrates and commodity polymers is discussed here, including their synthesis, processing into thin films, patterning, and photonic structures realized to date.
Victoria Quirós‐Cordero   +9 more
wiley   +1 more source

On coefficients of path polynomials

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1984
Explicit formulae, in terms of sugraphs of the graph, are given for the first six coefficients of the simple path polynomial of a graph. From these, explicit formulae are deduced for the number of hamiltonian paths in graphs with up to six nodes.
E. J. Farrell
doaj   +1 more source

Relation of Continuous Chirality Measure to Spin and Orbital Polarization, and Chiroptical Properties in Solids

open access: yesAdvanced Optical Materials, EarlyView.
This work quantifies chirality through the continuous chirality measure (CCM). The CCM is correlated to a variety of properties: spin‐orbit field, orbital angular momentum, circular dichroism, absorption dissymmetry factor (gCD) and the circular photogalvanic effect.
Andrew Grieder, Shihao Tu, Yuan Ping
wiley   +1 more source

Dynamics of quantum systems driven by time-varying Hamiltonians: Solution for the Bloch-Siegert Hamiltonian and applications to NMR

open access: yesPhysical Review Research, 2020
Comprehending the dynamical behavior of quantum systems driven by time-varying Hamiltonians is particularly difficult. Systems with as little as two energy levels are not yet fully understood as the usual methods including diagonalization of the ...
Pierre-Louis Giscard, Christian Bonhomme
doaj   +1 more source

The Hamiltonian index of a graph and its branch-bonds [PDF]

open access: yes, 2001
Let $G$ be an undirected and loopless finite graph that is not a path. The minimum $m$ such that the iterated line graph $L^m(G)$ is hamiltonian is called the hamiltonian index of $G,$ denoted by $h(G).$ A reduction method to determine the hamiltonian ...
Broersma, Haitze J.   +4 more
core   +1 more source

Floquet‐Engineered Noise‐Resilient Terahertz Receiver with Modular Phased Array Architecture for Scalable Chip‐Scale Communication

open access: yesAdvanced Photonics Research, EarlyView.
Overcoming the bandwidth, latency, and power constraints of wired interconnects in multicore processing units, this work introduces a terahertz wireless solution featuring a dual‐carrier modular phased‐array transmitter and a novel 2D semiconductor quantum‐well nanoreceiver.
Kosala Herath   +5 more
wiley   +1 more source

On the Edge-Hyper-Hamiltonian Laceability of Balanced Hypercubes

open access: yesDiscussiones Mathematicae Graph Theory, 2016
The balanced hypercube BHn, defined by Wu and Huang, is a variant of the hypercube network Qn, and has been proved to have better properties than Qn with the same number of links and processors.
Cao Jianxiang, Shi Minyong, Feng Lihua
doaj   +1 more source

Modal Theory of Phase‐Modulated and Frequency‐Shifting Ring Cavities

open access: yesAdvanced Photonics Research, EarlyView.
We present a theoretical and experimental characterization of the optical modes of dispersionless ring cavities with phase modulators or frequency shifters. Their response to arbitrary modulation acts as a filter for phase‐modulated modes that determine the optical output of passive resonators and lasers. This provides a general framework for analyzing
Miguel Cuenca   +2 more
wiley   +1 more source

Extended Lucas Tube: Graf Hamiltonian Baru [PDF]

open access: yes, 2008
A Hamiltonian cycle in a connected graph G is defined as a closed walk that traverses every vertex of G exactly once, except the starting vertex at which the walk also terminates.
Ernastuti, E. (Ernastuti)   +2 more
core  

Hamiltonian Quantization of Effective Lagrangians with Massive Vector Fields

open access: yes, 1993
Effective Lagrangians containing arbitrary interactions of massive vector fields are quantized within the Hamiltonian path integral formalism. It is proven that correct Hamiltonian quantization of these models yields the same result as naive Lagrangian ...
A. C. Longhitano   +59 more
core   +1 more source

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