Results 101 to 110 of about 3,118,294 (254)

Complete graph invariant and algorithm of its computation

open access: yes, 2014
Актуальность научной работы определяется тем, что в теории графов начиная со средины прошлого века все попытки найти вид полного инварианта и разработать для него эффективный алгоритм вычисления оказывались безуспешными.
Погребной, Андрей Владимирович
core  

The Hybrid Damping Envelope: Complete Derivation from Graph Invariants

open access: yes
Paper T: The Hybrid Damping Envelope — Complete Derivation from Graph Invariants (v1.0.9), a Light Frame Cadence Theory (LFCT) paper presenting a zero-parameter structural derivation of the CMB damping envelope. The paper derives the closed-form damping envelope f(x) = 2^{-(5/2)x} · (1 + x)^{-3/2} entirely from LFCT axioms (A1–A4) and the invariants
openaire   +2 more sources

All‐in‐One Analog AI Hardware: On‐Chip Training and Inference with Conductive‐Metal‐Oxide/HfOx ReRAM Devices

open access: yesAdvanced Functional Materials, EarlyView.
An all‐in‐one analog AI accelerator is presented, enabling on‐chip training, weight retention, and long‐term inference acceleration. It leverages a BEOL‐integrated CMO/HfOx ReRAM array with low‐voltage operation (<1.5 V), multi‐bit capability over 32 states, low programming noise (10 nS), and near‐ideal weight transfer.
Donato Francesco Falcone   +11 more
wiley   +1 more source

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

Wearable Smart Patches on Sustainable Chitosan With Reversible Microbial Growth‐Inhibitory Properties

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Chitosan, a polysaccharide upcycled from biowaste, has long promised sustainable, biocompatible, and antimicrobial films and devices, an appeal reinforced by its recent regulatory recognition, with several chitosan‐based antibacterial dressings gaining clearance through the Food and Drug Administration's 510(k) pathway.
Jacopo Nicoletti   +16 more
wiley   +1 more source

Deep-learning-based extraction of circle of Willis topology with anatomical priors

open access: yesScientific Reports
The circle of Willis (CoW) is a circular arrangement of arteries in the human brain, exhibiting significant anatomical variability. The CoW is extensively studied in relation to neurovascular pathologies, with certain anatomical variants previously ...
Dieuwertje Alblas   +9 more
doaj   +1 more source

Structure‐Guided Dynamical Mechanics in Bioinspired Double Twisted Laminated Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
This work explores a dynamic mechanistic study of crack propagation and puncture testing via real‐time monitoring of crack initiation, propagation, and termination through nature‐inspired single and double twisted architectures fabricated from cellulose nanocrystals.
Justin Brackenridge   +4 more
wiley   +1 more source

Distance two labeling on special family of graphs

open access: yesLe Matematiche, 2015
An L(2,1)-labeling of a graph G is an assignment f from the  vertex set V(G)  to the set of non-negative integers such that |f(x)-f(y)|\ge 2 if x and y are adjacent and |f(x)-f(y)|\ge 1 if x and y are at distance 2, for all x and y in V(G).
Muthali Murugan
doaj  

Bio‐Inspired Synthesis of Macroporous Single Crystal Particles as Scattering Agents

open access: yesAdvanced Functional Materials, EarlyView.
A general strategy is presented that delivers unique, single‐crystal microparticles that combine submicron macroporosity and uniform particle shapes. A bioinspired approach is used to occlude three distinct types of additives – polystyrene microspheres, polymer vesicles and amino acids – within calcite single crystals, and subsequent thermal annealing ...
Stephanie E. Foster   +11 more
wiley   +1 more source

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