Results 41 to 50 of about 300,033 (327)

Dissipative dynamics of a fermionic superfluid with two-body losses

open access: yesPhysical Review A, 2023
5 pages, 3 figures.
Mazza, Giacomo, Schirò, Marco
openaire   +2 more sources

Class IIa HDACs forced degradation allows resensitization of oxaliplatin‐resistant FBXW7‐mutated colorectal cancer

open access: yesMolecular Oncology, EarlyView.
HDAC4 is degraded by the E3 ligase FBXW7. In colorectal cancer, FBXW7 mutations prevent HDAC4 degradation, leading to oxaliplatin resistance. Forced degradation of HDAC4 using a PROTAC compound restores drug sensitivity by resetting the super‐enhancer landscape, reprogramming the epigenetic state of FBXW7‐mutated cells to resemble oxaliplatin ...
Vanessa Tolotto   +13 more
wiley   +1 more source

Exploring phase space properties of nonlinear Kerr-cavity interacting with a qubit: Spontaneous-emission damping effect

open access: yesAlexandria Engineering Journal
In our work, we have explored the phase space nonlinear coherent-Kerr-cavity nonclassicality and purity loss induced by off-resonant intensity-dependent cavity-qubit interactions under atomic spontaneous-emission dissipation effect. The generation of the
Laila A. Al-Essa   +2 more
doaj   +1 more source

Mechanism of Magnetic Flux Loss in Molecular Clouds

open access: yes, 2002
We investigate the detailed processes working in the drift of magnetic fields in molecular clouds. To the frictional force, whereby the magnetic force is transmitted to neutral molecules, ions contribute more than half only at cloud densities $n_{\rm H} <
Bonnor W. B.   +18 more
core   +1 more source

Berry's Phase in the Presence of a Dissipative Medium [PDF]

open access: yes, 2001
We consider the spin 1/2 model coupled to a slowly varying magnetic field in the presence of a weak damping represented by a Lindblad-form operators. We show that Berry's geometrical phase remains unaltered by the two dissipation mechanism considered ...
A.C.Aguiar Pinto   +23 more
core   +3 more sources

Enhancing Corrosion Resistance and Mechanical Strength of 3D‐Printed Iron Polylactic Acid for Marine Applications via Laser Surface Texturing

open access: yesAdvanced Engineering Materials, EarlyView.
Laser surface texturing significantly improves the corrosion resistance and mechanical strength of 3D‐printed iron polylactic acid (Ir‐PLA) for marine applications. Optimal laser parameters reduce corrosion by 80% and enhance tensile strength by 25% and ductility by 15%.
Mohammad Rezayat   +6 more
wiley   +1 more source

Exploring the collision, acoustic and thermal energy dissipation distribution of discrete mass

open access: yesScientific Reports
This research delves into the transfer and loss of energy in a discrete mass when subjected to forced vibration. Using discrete element method (DEM), we analyzed the dynamic behavior of regular spherical granular assemblies and the energy distribution ...
Zhang Shengwu   +6 more
doaj   +1 more source

Exponential speedup of incoherent tunneling via dissipation

open access: yesPhysical Review Research, 2021
We study the escape rate of a particle in a metastable potential in the presence of a dissipative bath coupled to the momentum of the particle. Using the semiclassical bounce technique, we find that this rate is exponentially enhanced. In particular, the
D. Maile   +3 more
doaj   +1 more source

Use of Vibrational Optical Coherence Tomography to Analyze the Mechanical Properties of Composite Materials

open access: yesSensors, 2021
Energy storage and dissipation by composite materials are important design parameters for sensors and other devices. While polymeric materials can reversibly store energy by decreased chain randomness (entropic loss) they fail to be able to dissipate ...
Frederick H. Silver   +2 more
doaj   +1 more source

How Stress Can Reduce Dissipation in Glasses

open access: yes, 2011
We propose that stress can decrease the internal friction of amorphous solids, either by increasing the potential barriers of defects, thus reducing their tunneling and thermal activation that produce loss, or by decreasing the coupling between defects ...
Clare C. Yu   +5 more
core   +1 more source

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