Results 101 to 110 of about 113,006 (300)

Inverse Design of Amorphous Materials With Targeted Properties

open access: yesAdvanced Materials, EarlyView.
AMDEN is a diffusion model framework for the inverse design of amorphous materials with targeted properties. By incorporating Hamiltonian Monte Carlo refinement into the denoising process, the framework overcomes the challenge of generating thermally relaxed disordered structures.
Jonas A. Finkler   +4 more
wiley   +1 more source

A novel method for encoding and decoding based on enhanced parity-check-concatenated polar codes

open access: yesDianxin kexue, 2021
Polar codes have perfect coding and decoding performance as a kind of error correction code, which have become a standard coding scheme for 5G short code control channel. While the length of polar codes is short, its performance is not good enough.
Yan WANG   +3 more
doaj   +2 more sources

Perfect Roman Domination: Aspects of Enumeration and Parameterization

open access: yesAlgorithms
Perfect Roman Dominating Functions and Unique Response Roman Dominating Functions are two ways to translate perfect code into the framework of Roman Dominating Functions.
Kevin Mann, Henning Fernau
doaj   +1 more source

A polynomial construction of perfect codes

open access: yes, 1997
Starting with a single-error-correcting extended perfect binary systematic code of length S, one can construct a single-error-correcting extended perfect binary systematic code of length S2S by polynomial ...
Nguyen, G.D.
core   +1 more source

When Poor Exciton Dissociation Limits Photocurrents in Organic Solar Cells: Why Low Offset Non‐Fullerene Acceptor Blends Can't Be Efficient

open access: yesAdvanced Materials, EarlyView.
The energetic offset between the donor and the acceptor components in organic photoactive layers is central to the tradeoff between photovoltage and photocurrent losses. This Perspective covers the most important issues surrounding this topic in non‐fullerene acceptor blends, from the difficulty of accurately determining state energies and driving ...
Dieter Neher, Manasi Pranav
wiley   +1 more source

Computation of Thermally Perfect Compressible Flow Properties

open access: yes, 1996
A set of compressible flow relations for a thermally perfect, calorically imperfect gas are derived for a value of c p (specific heat at constant pressure) expressed as a polynomial function of temperature and developed into a computer program, referred ...
Kenneth E. Tatum   +2 more
core   +1 more source

On the non-existence of perfect and nearly perfect codes

open access: yesDiscrete Mathematics, 1982
AbstractThe main result of the paper is the proof of the non-existence of a class of completely regular codes in certain distance-regular graphs. Corollaries of this result establish the non-existence of perfect and nearly perfect codes in the infinite families of distance-regular graphs J(2b + 1, b) and J(2b+2,b).
openaire   +1 more source

Error Resilient Lempel-Ziv Data Compression Scheme with Perfect Hashing

open access: yes, 2009
[[abstract]]Storer and Reif have studied the error resilient Lempel-Ziv code and shown that it gives protection against error propagation. They left an open problem in the error resilient Lempel-Ziv algorithm with k-error protocol.
Chang, C. C. ; Tseng, S. W.
core  

On extended 1-perfect bitrades

open access: yes
Extended $1$-perfect codes in the Hamming scheme $H(n,q)$ can be equivalently defined as codes that turn to $1$-perfect codes after puncturing in any coordinate, as completely regular codes with certain intersection array, as uniformly packed codes with ...
Krotov, Denis S., Bespalov, Evgeny A.
core   +1 more source

Switchable Magnonic Crystals Based on Spin Crossover/CrSBr Heterostructures

open access: yesAdvanced Materials, EarlyView.
Multiscale modeling is employed to investigate the functionality of a light‐controlled, tunable magnonic crystal based on spin‐crossover Fe‐pz molecules integrated with a monolayer of CrSBr. Ab initio simulations confirm that the molecules remain functional on the CrSBr surface, while a semiclassical elastic model demonstrates that light‐induced ...
Andrei Shumilin   +4 more
wiley   +1 more source

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