Results 61 to 70 of about 462,502 (313)

Porphyry on Asclepius’s and the Gods’ Departure from Rome

open access: yesReligions
Eusebius transmits a fragment of Porphyry’s Contra Christianos in which the philosopher claimed that a disease or plague (νόσος) had seized the city for many years because there was no longer any sojourn (ἐπιδημία) of Asclepius and the gods there ...
John Granger Cook
doaj   +1 more source

Phase change with voids and bubbles

open access: yesVietnam Journal of Mechanics, 2009
We investigate phase transition at the macroscopic level. The main novelty of our approach is the possibility of having voids during the phase change. This aspect is described in the model by the mass balance equation which results in a pressure which ...
Francesco Ascione, Michel Frémond
doaj   +1 more source

Passive Shape‐Adaptive Fluidic Interface for Enhanced Skin‐Sensor Coupling in Wearable Devices

open access: yesAdvanced Materials Technologies, EarlyView.
This study presents a passive fluidic interface for wearable biosensors that adapts to static and dynamic body shape changes to maintain consistent skin contact. Flexible, fluid‐filled pouches redistribute pressure from high‐load areas to regions requiring improved contact, enhancing signal quality and comfort in a compact, low‐energy design for ...
Natalia Sanchez‐Tamayo   +6 more
wiley   +1 more source

Characterising the post-red supergiant binary system AFGL 4106 and its complex nebula with SPHERE/VLT

open access: yesAstronomy & Astrophysics
Context. Mass loss in evolved massive stars plays a critical role in shaping their circumstellar environments and enriching the interstellar medium. In binary systems, stellar interactions can further complicate this process, affecting stellar evolution,
Tomassini G.   +8 more
doaj   +1 more source

Non-Kirchhoff Vertices and Nonlinear Schrödinger Ground States on Graphs

open access: yesMathematics, 2020
We review some recent results and announce some new ones on the problem of the existence of ground states for the Nonlinear Schrödinger Equation on graphs endowed with vertices where the matching condition, instead of being free (or Kirchhoff’s), is non ...
Riccardo Adami   +2 more
doaj   +1 more source

A General Lagrange Theorem [PDF]

open access: yesThe American Mathematical Monthly, 2009
5 pages, 2 ...
openaire   +3 more sources

On the action principle for a system of differential equations

open access: yes, 2007
We consider the problem of constructing an action functional for physical systems whose classical equations of motion cannot be directly identified with Euler-Lagrange equations for an action principle.
Banerjee R   +7 more
core   +1 more source

Multiobjective Codesign Optimization of a Planar Pneumatic Artificial Muscle‐Based Snake‐Like Robot for Enhanced Agility and Energy Efficiency

open access: yesAdvanced Robotics Research, EarlyView.
A codesign multiobjective optimization framework was developed to enhance the morphology and controller of a snake‐like robot driven by artificial muscles. It improved planar locomotion, agility, and power efficiency. The approach optimized link geometry and controller gains, revealing that shorter muscles near joints and longer linkages maximize ...
Ayla Valles, Mahdi Haghshenas‐Jaryani
wiley   +1 more source

A Box-Bounded Non-Linear Least Square Minimization Algorithm with Application to the JWL Parameter Determination in the Isentropic Expansion for Highly Energetic Material Simulation

open access: yesAlgorithms
This work presents a robust box-constrained nonlinear least-squares algorithm for accurately fitting the Jones–Wilkins–Lee (JWL) equation of state parameters, which describes the isentropic expansion of detonation products from high-energy materials.
Yuri Caridi   +3 more
doaj   +1 more source

Frīj

open access: yesArabian Humanities, 2013
This article aims at linking the question of representation of the self and the other to linguistic analysis. An episode of Freej, a popular Emirati cartoon show, is examined both from an anthropological and discursive perspective. Although superficially
Frédéric Lagrange
doaj   +1 more source

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