Results 71 to 80 of about 1,608,691 (253)

CoEulerian graphs

open access: yes, 2015
We suggest a measure of "Eulerianness" of a finite directed graph and define a class of "coEulerian" graphs. These are the graphs whose Laplacian lattice is as large as possible.
Farrell, Matthew, Levine, Lionel
core   +1 more source

Hard‐Magnetic Soft Millirobots in Underactuated Systems

open access: yesAdvanced Robotics Research, EarlyView.
This review provides a comprehensive overview of hard‐magnetic soft millirobots in underactuated systems. It examines key advances in structural design, physics‐informed modeling, and control strategies, while highlighting the interplay among these domains.
Qiong Wang   +4 more
wiley   +1 more source

On the digraph of a unitary matrix

open access: yes, 2003
Given a matrix M of size n, a digraph D on n vertices is said to be the digraph of M, when M_{ij} is different from 0 if and only if (v_{i},v_{j}) is an arc of D.
Grössing Gerhard   +5 more
core   +2 more sources

Directing the Mobility of Guest Molecules in Nanoporous Materials by Linearly Polarized Light

open access: yesAdvanced Science, EarlyView.
The polarization of light is introduced as a further parameter to dynamically and reversibly control the properties of a photoresponsive nanoporous material. It was used to control the mobility of the guest molecules in the pores of a metal–organic framework.
Taher Al Najjar   +11 more
wiley   +1 more source

A Numerical Analysis of Landslide Movements Considering the Erosion and Deposition along the Flow Path

open access: yesJournal of the Civil Engineering Forum, 2019
Landslides are one of the most frequent disasters which occur widespread in Indonesia. This disaster often causes damages and fatalities. One of the mitigations efforts to reduce potential loss is by predicting the area affected by landslide movement ...
Teuku Faisal Fathani   +2 more
doaj   +1 more source

Analysis of water vapor transport characteristics of the three persistent rainstorm processes in northeastern Sichuan basin

open access: yes暴雨灾害, 2020
In this paper, the Eulerian method is used to analyze the water vapor transport and its anomalous characteristics in three persistent rainstorms in the northeastern part of the basin in summer.
Xiaorong LI, Qingyun GAO, Shijun FU
doaj   +1 more source

Efficient Multi-Robot Coverage of a Known Environment

open access: yes, 2018
This paper addresses the complete area coverage problem of a known environment by multiple-robots. Complete area coverage is the problem of moving an end-effector over all available space while avoiding existing obstacles.
Benson, Kelly   +4 more
core   +1 more source

Well-balanced Arbitrary-Lagrangian-Eulerian finite volume schemes on moving nonconforming meshes for the Euler equations of gas dynamics with gravity [PDF]

open access: yes, 2017
In this work we present a novel second order accurate well balanced Arbitrary-Lagrangian-Eulerian (ALE) finite volume scheme on moving nonconforming meshes for the Euler equations of compressible gasdynamics with gravity in cylindrical coordinates.
Elena Gaburro, M. Castro, M. Dumbser
semanticscholar   +1 more source

Research on Optimization of Flow Field and Combustion Performance in Boilers With Combined Near‐Wall Air Supply Systems

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT In the pulverized coal boiler industry, reducing NOx emissions has become a critical objective. Although low‐NOx combustion technologies are effective, they may lead to localized high‐temperature corrosion. To address this issue, near‐wall air supply technology has been introduced, which involves injecting an appropriate amount of air near the
Wangyongjia Zhong   +4 more
wiley   +1 more source

Numerical simulation of the nanofluid flow and heat transfer in porous microchannels with different flow path arrangements using single-phase and two-phase models

open access: yesInternational Journal of Thermofluids
Background: The fluid flow and nanofluid heat transfer are studied in this research through porous microchannels with different flow path arrangements in single-phase and two-phase modes (Mode I and Mode II).
Farnaz Sanei   +5 more
doaj   +1 more source

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