Results 111 to 120 of about 484,486 (336)

Emergent Orbital Dynamics in Strongly Spin-Orbit Coupled Systems [PDF]

open access: yesarXiv
The interplay between spin and orbital degrees of freedom gives rise to a variety of emergent phases in correlated 4d and 5d transition-metal systems. Strong spin-orbit coupling (SOC) significantly alters Jahn-Teller (JT) physics, often suppressing static distortions or promoting dynamic fluctuations, thereby reducing or even quenching orbital ...
arxiv  

Attractors and orbit-flip homoclinic orbits for star flows [PDF]

open access: yesarXiv, 2011
We study star flows on closed 3-manifolds and prove that they either have a finite number of attractors or can be $C^1$ approximated by vector fields with orbit-flip homoclinic orbits.
arxiv  

Spatiotemporal modulation of ultrafast plasmonic vortices with spin–orbit coupling

open access: yesNew Journal of Physics
The vortex field of surface plasmon polariton with orbital angular momentum (OAM), called plasmonic vortex, has played an important role in various research fields.
Weipeng Li   +6 more
doaj   +1 more source

A spiral attractor network drives rhythmic locomotion

open access: yeseLife, 2017
The joint activity of neural populations is high dimensional and complex. One strategy for reaching a tractable understanding of circuit function is to seek the simplest dynamical system that can account for the population activity.
Angela M Bruno   +2 more
doaj   +1 more source

Ubiquitination of transcription factors in cancer: unveiling therapeutic potential

open access: yesMolecular Oncology, EarlyView.
In cancer, dysregulated ubiquitination of transcription factors contributes to the uncontrolled growth and survival characteristics of tumors. Tumor suppressors are degraded by aberrant ubiquitination, or oncogenic transcription factors gain stability through ubiquitination, thereby promoting tumorigenesis.
Dongha Kim, Hye Jin Nam, Sung Hee Baek
wiley   +1 more source

Targeted protein degradation in oncology: novel therapeutic opportunity for solid tumours?

open access: yesMolecular Oncology, EarlyView.
Current anticancer therapies are limited by the occurrence of resistance and undruggability of most proteins. Targeted protein degraders are novel, promising agents that trigger the selective degradation of previously undruggable proteins through the recruitment of the ubiquitin–proteasome machinery. Their mechanism of action raises exciting challenges,
Noé Herbel, Sophie Postel‐Vinay
wiley   +1 more source

Dynamics of globally minimizing orbits in contact Hamiltonian systems [PDF]

open access: yesarXiv
In this paper, we study the asymptotic behavior of globally minimizing orbits of contact Hamiltonian systems. Under some assumptions, we prove that the $\omega$-limit set of globally minimizing orbits is contained in the set of semi-static orbits.
arxiv  

Propagation of Space Objects

open access: yesJournal of Aerospace Technology and Management, 2015
Actual, important problems of space dynamics are related to the protection of the Earth and its close space environment. This includes the study of disposal strategies for artificial satellites, the real-time propagation of space catalogues of thousands
Martin Lara   +3 more
doaj  

The Dynamical History of HIP-41378 f—Oblique Exorings Masquerading as a Puffy Planet

open access: yesThe Astrophysical Journal
The super-puff HIP-41378 f represents a fascinating puzzle due to its anomalously low density on a far-out orbit in contrast with other known super-puffs.
Tiger Lu   +3 more
doaj   +1 more source

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