Results 71 to 80 of about 13,897 (205)

“I'm a Good Guy Who Deserves Better, Yet Nobody Wants to Give me Better”: The Accounts of Nice Guys

open access: yesSymbolic Interaction, EarlyView.
Within Western popular culture and online discourse, a “Nice Guy” is someone who enacts niceness for which they believe they are owed, deserving of, or entitled to something in return—especially the romantic or sexual attention of women. In this study, we examine the use of accounts in personal narratives told in an anonymous online discussion forum ...
Brooke Weinmann, Dennis D. Waskul
wiley   +1 more source

Hopf-flip bifurcations of vibratory systems with impacts [PDF]

open access: yesNonlinear Analysis: Real World Applications, 2006
Two vibro-impact systems are considered. The period n single-impact motions and Poincaré maps of the vibro-impact systems are derived analytically. Stability and local bifurcations of single-impact periodic motions are analyzed by using the Poincaré maps.
openaire   +3 more sources

Numerical unfoldings of codimension-three resonant homoclinic flip bifurcations [PDF]

open access: yesNonlinearity, 2001
The paper presents a careful numerical study of two homoclinic codimension-three bifurcations. In these resonant homoclinic flip bifurcations both a resonance between real eigenvalues and some codimension-two flip bifurcation (inclination flip or orbit flip) occur simultaneously.
Oldeman, BE, Krauskopf, B, Champneys, AR
openaire   +2 more sources

Control of dynamical instability in semiconductor quantum nanostructures diode lasers: role of phase-amplitude coupling

open access: yes, 2013
We numerically investigate the complex nonlinear dynamics for two independently coupled laser systems consisting of (i) mutually delay-coupled edge emitting diode lasers and (ii) injection-locked quantum nano-structures lasers.
Grillot, Frédéric, Kumar, Pramod
core   +1 more source

Resonant homoclinic flip bifurcations: a numerical investigation [PDF]

open access: yes, 2000
We report on a numerical study of codimension-three resonant inclination flip homoclinic orbits. Two cases of unfoldings are presented: one with a single homoclinic doubling, and the other containing a homoclinic-doubling cascade. Our results confirm the unfoldings given in (A.J. Homburg and B.
Krauskopf, B, Oldeman, BE, Champneys, AR
openaire   +2 more sources

Probability of local bifurcation type from a fixed point: A random matrix perspective

open access: yes, 2005
Results regarding probable bifurcations from fixed points are presented in the context of general dynamical systems (real, random matrices), time-delay dynamical systems (companion matrices), and a set of mappings known for their properties as universal ...
A. Edelman   +38 more
core   +1 more source

Advancing fetal autopsy in cases of maceration: Underwater dissection technique and its forensic relevance

open access: yesJournal of Forensic Sciences, EarlyView.
Abstract Fetal autopsy remains essential for determining the cause of intrauterine death and for supporting clinical, genetic, and forensic evaluations. However, in cases of advanced maceration, autolysis severely compromises tissue integrity, often preventing adequate identification of anatomical structures and limiting the diagnostic and medico‐legal
Francesca Buffelli   +4 more
wiley   +1 more source

Is State Tax Policy Associated With State‐Level COVID‐19 Restrictions? La politique fiscale des États est‐elle associée aux restrictions introduites pendant la crise de COVID‐19 ?

open access: yesContemporary Accounting Research, EarlyView.
ABSTRACT During the COVID‐19 pandemic, states imposed restrictions intended to slow the spread of the virus. We investigate whether states' reliance on consumption tax revenue, relative to other tax revenue sources, is associated with the duration of COVID‐19 mobility restrictions.
Nathan C. Goldman   +2 more
wiley   +1 more source

Dynamics analysis for a discrete dynamic competition model

open access: yesAdvances in Difference Equations, 2019
In this paper, the dynamics of a discrete market share attraction model are investigated. It shows that the system can undergo flip bifurcation and chaos.
Xiuqin Yang   +3 more
doaj   +1 more source

Laser Mode Bifurcations Induced by $\mathcal{PT}$-Breaking Exceptional Points

open access: yes, 2018
A laser consisting of two independently-pumped resonators can exhibit mode bifurcations that evolve out of the exceptional points (EPs) of the linear system at threshold.
Chong, Y. D., Wang, Q. J., Zhu, B. F.
core   +1 more source

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