Results 81 to 90 of about 10,848 (254)

Oscillation-specific nodal alterations in early to middle stages Parkinson’s disease

open access: yesTranslational Neurodegeneration, 2019
Background Different oscillations of brain networks could carry different dimensions of brain integration. We aimed to investigate oscillation-specific nodal alterations in patients with Parkinson’s disease (PD) across early stage to middle stage by ...
Xiaojun Guan   +14 more
doaj   +1 more source

Theory for tunnel magnetoresistance oscillation

open access: yesPhysical Review B
The universal oscillation of the tunnel magnetoresistance (TMR) ratio as a function of the insulating barrier thickness in crystalline magnetic tunnel junctions (MTJs) is a long-standing unsolved problem in condensed matter physics. To explain this, we here introduce a superposition of wave functions with opposite spins and different Fermi momenta ...
Keisuke Masuda   +5 more
openaire   +2 more sources

Packed Hydrogel Microfibers as Scaffolds Supporting Dynamic Cellular Behavior and Biomaterial Inks in 3D Printing

open access: yesAdvanced Healthcare Materials, EarlyView.
Packed hydrogel microfiber (PHM) materials consist of flexible and high aspect ratio hydrogel components that, as a bulk material, are simultaneously mechanically robust and dynamic. Cells cultured in or on PHM scaffolds can be influenced by topographical cues or interact with a dynamic environment that permits cell spreading and multicellular ...
M. Gregory Grewal   +7 more
wiley   +1 more source

Water Oscillation in an Open Tube

open access: yes, 2008
When an open tube is placed in a tank of water, covered on top, raised, and then uncovered, the water inside the tube will oscillate. The characteristics of the oscillation of the water inside the tube were studied.
Doh Hoon Chung
core  

Plane-wave theory of nondegenerate oscillation in the linear photorefractive passive phase-conjugate mirror [PDF]

open access: yes, 1986
We present a plane-wave theory of nondegenerate oscillation in the linear passive (self-pumped) phase-conjugate mirror (PPCM). The circumstances under which the plane-wave theory permits spontaneous nondegenerate oscillation in this and other PPCM's are ...
Cronin-Golomb, Mark, Yariv, Amnon
core  

A Systematic Study of GelMA‐Carbopol Bioinks for High‐Fidelity Extrusion 3D Bioprinting at Physiological Temperatures

open access: yesAdvanced Healthcare Materials, EarlyView.
Gonzalez Martinez and collaborators develop a strategy to formulate high performance GelMA‐based bioinks with low solids contents. The resulting bioinks enable 3D bioprinting at 37 °C of high‐fidelity structures with tunable mechanical properties that support high cell viability and function.
David A. González‐Martínez   +8 more
wiley   +1 more source

A Classical String in Lifshitz–Vaidya Geometry

open access: yesEuropean Physical Journal C: Particles and Fields, 2018
We study the time evolution of the expectation value of a rectangular Wilson loop in strongly anisotropic time-dependent plasma using gauge-gravity duality.
A. Hajilou, M. Ali-Akbari, F. Charmchi
doaj   +1 more source

Discomfort of seated persons exposed to low frequency lateral and roll motion

open access: yes, 2012
Passengers of land transport are exposed to horizontal and rotational oscillations at frequencies less than 1 Hz which may cause vibration discomfort and motion sickness.
Beard, George
core  

Symplectic difference systems: oscillation and spectral theory

open access: yes, 2019
This monograph is devoted to covering the main results in the qualitative theory of symplectic difference systems, including linear Hamiltonian difference systems and Sturm-Liouville difference equations, with the emphasis on the oscillation and spectral
Elyseeva, Julia   +2 more
core   +1 more source

Testing a lepton quarticity flavor theory of neutrino oscillations with the DUNE experiment

open access: yesPhysics Letters B, 2018
Oscillation studies play a central role in elucidating at least some aspects of the flavor problem. Here we examine the status of the predictions of a lepton quarticity flavor theory of neutrino oscillations against the existing global sample of ...
Rahul Srivastava   +3 more
doaj   +1 more source

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