Results 61 to 70 of about 580,189 (359)

A Study on Welding Sensitivity Assessment and Deformation Control of International Maritime Organization Type C Liquefied Natural Gas Fuel Tank Support Structures Using the Direct Inherent Strain Method

open access: yesJournal of Marine Science and Engineering
The increasing burden on shipowners and shipping companies due to environmental regulations imposed by the International Maritime Organization (IMO) has led to the adoption of various compliance strategies, including the use of low-sulfur fuel ...
Dong-Hee Park   +4 more
doaj   +1 more source

Automatic thermal switch [PDF]

open access: yes, 1983
An automatic thermal switch to control heat flow includes two thermally conductive plates and a thermally conductive switch saddle pivotally mounted to the first plate.
Cunningham, J. W., Wing, L. D.
core   +1 more source

Optical Vortices during a Super-Resolution Process in a Metamaterial

open access: yes, 2008
We show that a super-resolution process with 100% visibility is characterized by the formation of a point of phase singularity in free space outside the lens in the form of a saddle with topological charge equal to -1.
A. Desyatnikov   +14 more
core   +1 more source

A Computational Procedure to Detect a New Type of High Dimensional Chaotic Saddle and its Application to the 3-D Hill's Problem [PDF]

open access: yes, 2004
A computational procedure that allows the detection of a new type of high-dimensional chaotic saddle in Hamiltonian systems with three degrees of freedom is presented.
  +17 more
core   +4 more sources

Saddle-back Nose [PDF]

open access: yesThe American Journal of the Medical Sciences, 1903
n ...
Solis-Cohen, J., Smurl, Joseph A. M.
openaire   +2 more sources

A Q‐Learning Algorithm to Solve the Two‐Player Zero‐Sum Game Problem for Nonlinear Systems

open access: yesInternational Journal of Adaptive Control and Signal Processing, Volume 39, Issue 3, Page 566-581, March 2025.
A Q‐learning algorithm to solve the two‐player zero‐sum game problem for nonlinear systems. ABSTRACT This paper deals with the two‐player zero‐sum game problem, which is a bounded L2$$ {L}_2 $$‐gain robust control problem. Finding an analytical solution to the complex Hamilton‐Jacobi‐Issacs (HJI) equation is a challenging task.
Afreen Islam   +2 more
wiley   +1 more source

Complex saddle points in QCD at finite temperature and density

open access: yes, 2014
The sign problem in QCD at finite temperature and density leads naturally to the consideration of complex saddle points of the action or effective action.
Nishimura, Hiromichi   +2 more
core   +1 more source

Large-N quantum gauge theories in two dimensions [PDF]

open access: yes, 1993
The partition function of a two-dimensional quantum gauge theory in the large-$N$ limit is expressed as the functional integral over some scalar field. The large-$N$ saddle point equation is presented and solved.
B. Rusakov   +8 more
core   +3 more sources

Enhanced Electromechanical Response in 1D Hybrid Perovskites: Coexistence of Normal and Relaxor Ferroelectric Phases

open access: yesAdvanced Functional Materials, EarlyView.
The dynamic polarization reversal of coexisting normal and relaxor ferroelectrics in 1D TMAPbI₃ (tetramethylammonium, TMA) is deciphered through combined experimental and theoretical approaches. By bridging atomic‐scale motion, macroscopic polarization switching, and depolarization effects, a universal methodology is established to engineer next ...
Chen Xue   +8 more
wiley   +1 more source

Effect of second-rank random anisotropy on critical phenomena of random field O(N) spin model in the large N limit [PDF]

open access: yes, 2005
We study the critical behavior of a random field O($N$) spin model with a second-rank random anisotropy term in spatial dimensions ...
Itoi, Chigak   +2 more
core   +1 more source

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