Results 41 to 50 of about 580,189 (359)

Saddle versus non-saddle pulmonary embolism: differences in the clinical, echocardiographic, and outcome characteristics

open access: yesLibyan Journal of Medicine, 2022
The central location, the size, and instability of saddle pulmonary embolism (PE) have raised considerable concerns regarding its hemodynamic consequences and the optimal management approach.
Wanis H Ibrahim   +10 more
doaj   +1 more source

Early warning signs for saddle-escape transitions in complex networks [PDF]

open access: yes, 2015
Many real world systems are at risk of undergoing critical transitions, leading to sudden qualitative and sometimes irreversible regime shifts. The development of early warning signals is recognized as a major challenge.
Gross, Thilo   +2 more
core   +5 more sources

Saddle pulmonary thromboembolism [PDF]

open access: yesQJM, 2013
A 27-year-old previously healthy man was presented to the emergency department with acute onset breathlessness since 9 h. He denied a history of fever, cough, chest pain and haemoptysis. There was no history of chest trauma. On examination, he was in respiratory distress with a respiratory rate of 40/min. His oxygen saturation was 85% by pulse oximetry
S. Arunkumar   +6 more
openaire   +3 more sources

Accumulating regions of winding periodic orbits in optically driven lasers [PDF]

open access: yes, 2001
We investigate the route to locking in class B lasers subject to optically injected light for injection strengths and detunings near a codimension-two saddle-node Hopf point.
Krauskopf, B, Wieczorek, Sebastian
core   +2 more sources

Complex Saddles in Two-dimensional Gauge Theory [PDF]

open access: yes, 2016
We study numerically the saddle point structure of two-dimensional (2D) lattice gauge theory, represented by the Gross-Witten-Wadia unitary matrix model.
Buividovich, P. V.   +2 more
core   +2 more sources

Spatial dynamics in the family of sixth-order differential equations from the theory of partial formation [PDF]

open access: yesИзвестия высших учебных заведений: Прикладная нелинейная динамика
Topic of the paper. Bounded stationary (i.e. independent in time) spatially one-dimensional solutions of a quasilinear parabolic PDE are studied on the whole real line.
Kulagin, Nikolaj Evgenevich   +1 more
doaj   +1 more source

Applicability of the Capstan Equation to Guitar Strings

open access: yesArchives of Acoustics, 2019
The effects of friction were observed in electric guitar strings passing over an electric guitar saddle. The effects of changing the ratio of the diameter of the winding to the diameter of the core of the string, the angle through which the string is ...
Tom GROVES, Jonathan Andrew KEMP
doaj   +1 more source

Saddle Pulmonary Embolism in Patients with Cancer in the Era of Incidental Events: Clinical Findings and Outcomes in a Single Centre Cohort

open access: yesTH Open, 2022
Background There is scarce information regarding the prevalence and clinical impact of saddle pulmonary embolism (PE) in patients with cancer. Objectives This study aimed to assess the prevalence, clinical findings, and short-term outcomes of ...
Mario Aramberri   +7 more
doaj   +1 more source

Algorithm for Locating the Datum Strand of a Suspension Bridge Considering the Influence of Friction and the Change in Tangent Point of the Cable Saddle

open access: yesApplied Sciences, 2022
In order to accurately simulate the position of the saddle in the analysis and calculation of a suspension bridge, and then obtain the accurate shape of the datum strand in the construction site, this paper puts forward a calculation method on the ...
Xiangong Zhou   +4 more
doaj   +1 more source

On the Integrability of Liénard systems with a strong saddle [PDF]

open access: yes, 2017
We study the local analytic integrability for real Li\'{e}nard systems, $\dot x=y-F(x),$ $\dot y= x$, with $F(0)=0$ but $F'(0)\ne0,$ which implies that it has a strong saddle at the origin.
Giné, Jaume, Llibre, Jaume
core   +4 more sources

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