Results 51 to 60 of about 22,193,544 (297)

Solar sail equilibria in the elliptical restricted three-body problem [PDF]

open access: yes, 2006
The existence and dynamical properties of artificial equilibria for solar sails in the elliptical restricted threebody problem is investigated.We show that planar two-dimensional equilibrium curves exist, embedded in threedimensional space, in a ...
McInnes, Colin, Baoyin, Hexi
core   +3 more sources

Pathways and pitfalls: a qualitative study of student experiences in biomedical science education

open access: yesFEBS Open Bio, EarlyView.
Biomedical science students from underrepresented backgrounds face barriers including financial strain, disrupted laboratory access and cultural exclusion. Peer networks provide vital support when institutional systems are difficult to navigate. To create inclusive learning environments and achieve academic success, educators should blend active, hands‐
Olivia J. Russell   +8 more
wiley   +1 more source

Rotopulsators of the curved N-body problem

open access: yesJournal of Differential Equations, 2013
50 pages, 2 ...
Diacu, Florin, Kordlou, Shima
openaire   +3 more sources

On the use of surfaces of section in the N‐body ring problem [PDF]

open access: yes, 2020
In the N‐body ring problem, we investigate the motion of a massless body interacting with N bodies of equal masses at the vertices of a regular polygon that rotates around a central mass. In this paper, we analyze the use of different surfaces of section
Martínez-Belda, María del Carmen   +3 more
core   +1 more source

Protocol for quantifying miRNA trafficking across the endosomal membrane

open access: yesFEBS Open Bio, EarlyView.
An in vitro protocol measures miRNA uptake into endosomes isolated from mammalian cell extracts, which are free of subcellular contaminants. Performed at 37 °C in the presence of ATP, it ensures the import of single‐stranded miRNA into the endosomal lumen.
Syamantak Ghosh   +2 more
wiley   +1 more source

A nationwide student survey on biochemistry learning resources in Italy

open access: yesFEBS Open Bio, EarlyView.
We conducted a survey among Italian university students to investigate their preferred study materials for biochemistry. We then analyzed the collected data to identify these materials. This information may be valuable to the Biochemistry educational community. The graphical abstract was created with Claude (Opus 5.5; Anthropic, 2026).
Anna Marabotti   +4 more
wiley   +1 more source

The sine-Gordon solitons as an N-body problem [PDF]

open access: yesPhysics Letters B, 1993
We consider the N-soliton solutions in the sine-Gordon model as a N-body problem. This leads to a relativistic generalization of the Calogero model first introduced by Ruijsenaars. We show that the fundamental Poisson bracket of the Lax matrix is quadratic, and the $r$-matrix is a dynamical one.
Babelon, Olivier, Bernard, Denis
openaire   +2 more sources

Supersymmetric extension of qKZ-Ruijsenaars correspondence

open access: yesNuclear Physics B, 2019
We describe the correspondence of the Matsuo–Cherednik type between the quantum n-body Ruijsenaars–Schneider model and the quantum Knizhnik–Zamolodchikov equations related to supergroup GL(N|M).
A. Grekov, A. Zabrodin, A. Zotov
doaj   +1 more source

An exactly conservative integrator for the n-body problem

open access: yes, 2002
. The two-dimensional n-body problem of classical mechanics is a non-integrable Hamiltonian system for n> 2. Traditional numerical integration algorithms, which are polynomials in the time step, typically lead to systematic drifts in the computed ...
John C. Bowman   +3 more
core   +1 more source

Comet and moon solutions in the time-dependent restricted $(n+1)$-body problem [PDF]

open access: yes, 2020
The time-dependent restricted $(n+1)$-body problem concerns the study of a massless body (satellite) under the influence of the gravitational field generated by $n$ primary bodies following a periodic solution of the $n$-body problem.
Bengochea, Abimael   +2 more
core   +1 more source

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