Results 11 to 20 of about 1,434,741 (177)

Neuronal Polarity [PDF]

open access: yesCold Spring Harbor Perspectives in Biology, 2009
The assembly of functional neuronal networks in the developing animal relies on the polarization of neurons, i.e., the formation of a single axon and multiple dendrites. Breaking the symmetry of neurons depends on cytoskeletal rearrangements. In particular, axon specification requires local dynamic instability of actin and stabilization of microtubules.
Tahirovic, S., Bradke, F.
openaire   +3 more sources

Unsupervised learning of pixel clustering in Mueller matrix images for mapping microstructural features in pathological tissues

open access: yesCommunications Engineering, 2023
In histopathology, doctors identify diseases by characterizing abnormal cells and their spatial organization within tissues. Polarization microscopy and supervised learning have been proved as an effective tool for extracting polarization parameters to ...
Jiachen Wan   +13 more
doaj   +1 more source

Control of quantum dynamics: non-Markovianity and speedup of a massive particle evolution due to gravity

open access: yesEuropean Physical Journal C: Particles and Fields, 2022
We illustrate two linear configurations (one-side model and two-side model) for implementing a non-Markovian speedup evolution of a massive particle gravitationally coupled with a controllable environment: multiple massive particles.
Qi Wang   +6 more
doaj   +1 more source

Steady-State Thermodynamics of a Cascaded Collision Model

open access: yesEntropy, 2022
We study the steady-state thermodynamics of a cascaded collision model where two subsystems S1 and S2 collide successively with an environment R in the cascaded fashion. We first formulate general expressions of thermodynamics quantities and identify the
Lu Li, Zhong-Xiao Man, Yun-Jie Xia
doaj   +1 more source

Controlling polarization entanglement in biphotons generated with partially spatially coherent pump beam

open access: yesResults in Physics, 2021
We theoretically study the polarization entanglement and the non-local correlations manifested by biphotons using measures as concurrence and CHSH Bell test, generated in the spontaneous parametric down-conversion (SPDC) process for partially spatially ...
Preeti Sharma   +2 more
doaj   +1 more source

Measurement of optical activity by using polarization-holographic grating [PDF]

open access: yesEPJ Web of Conferences
We propose a precise method for measuring the rotation angle of the polarization plane using a polarization-holographic grating combined with a quarter-wave plate. This approach enables real-time measurements with high accuracy.
Kilosanidze Barbara   +4 more
doaj   +1 more source

Neuronal polarization [PDF]

open access: yesDevelopment, 2015
Neurons are highly polarized cells with structurally and functionally distinct processes called axons and dendrites. This polarization underlies the directional flow of information in the central nervous system, so the establishment and maintenance of neuronal polarization is crucial for correct development and function.
Tetsuya, Takano   +4 more
openaire   +2 more sources

Influence of Nanovoids Depth on the Surface Magneto-Optical Kerr Effect Modulations in Magnetic Photonic Crystal Slab

open access: yesIEEE Photonics Journal, 2017
Magnetic photonic crystal slab with nanovoids buried in Ni films were fabricated using nanosphere lithography combined with electrochemical deposition.
Xia Zhang   +6 more
doaj   +1 more source

Determination of polarization structures of an electromagnetic beam after passing through lens systems

open access: yesResults in Physics, 2020
We investigate the polarization structures of an electromagnetic (EM) beam after passing through 2-f and 4-f lens systems and possibilities to control them.
Sethuraj K. R.   +2 more
doaj   +1 more source

Recycling Polarity [PDF]

open access: yesDevelopmental Cell, 2005
Three current papers in Cell and in this issue of Developmental Cell highlight the role of the exocyst in recycling of membrane proteins from endosomes to the plasma membrane in asymmetric cell division and polarized epithelial cells.
Somers, W. Gregory., Chia, William.
openaire   +2 more sources

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