Results 1 to 10 of about 271,149 (318)

Impact of Pharmacological and Non-Pharmacological Modulators on Dendritic Spines Structure and Functions in Brain

open access: yesCells, 2021
Dendritic spines are small, thin, hair-like protrusions found on the dendritic processes of neurons. They serve as independent compartments providing large amplitudes of Ca2+ signals to achieve synaptic plasticity, provide sites for newer synapses ...
Arehally M. Mahalakshmi   +8 more
doaj   +1 more source

PPIMpred: a web server for high-throughput screening of small molecules targeting protein–protein interaction [PDF]

open access: yesRoyal Society Open Science, 2017
PPIMpred is a web server that allows high-throughput screening of small molecules for targeting specific protein–protein interactions, namely Mdm2/P53, Bcl2/Bak and c-Myc/Max.
Tanmoy Jana   +4 more
doaj   +1 more source

Optical Tunable Frequency-Doubling OEO Using a Chirped FBG Based on Orthogonally Polarized Double Sideband Modulation

open access: yesPhotonics, 2023
We propose and experimentally demonstrate a tunable frequency-doubling optoelectronic oscillator (FD-OEO) based on a single-bandpass dispersion-induced microwave photonic filter (MPF) consisting of a Mach–Zehnder modulator (MZM), a linearly chirped fiber
Haiyang Wang   +4 more
doaj   +1 more source

Modeling of switched-capacitor delta-sigma Modulators in SIMULINK [PDF]

open access: yes, 2005
Precise behavioral modeling of switched-capacitor /spl Delta//spl Sigma/ modulators is presented. Considering noise (switches' and op-amps' thermal noise), clock jitter, nonidealities of integrators and op-amps including finite dc-gain (DCG) and unity ...
Zare-Hoseini, H., Kale, I., Shoaei, O.
core   +1 more source

Waveguide Engineering of Graphene Optoelectronics—Modulators and Polarizers

open access: yesIEEE Photonics Journal, 2018
The concept of incorporating graphene into nanophotonic waveguides has pullulated into massive broadband optoelectronic applications with compact footprint.
Yuan Meng   +7 more
doaj   +1 more source

Smart Design of Mitochondria-Targeted and ROS-Responsive CPI-613 Delivery Nanoplatform for Bioenergetic Pancreatic Cancer Therapy

open access: yesNanomaterials, 2021
Mitochondria, as the powerhouse of most cells, are not only responsible for the generation of adenosine triphosphate (ATP) but also play a decisive role in the regulation of apoptotic cell death, especially of cancer cells.
Yi-Mei Zhang   +9 more
doaj   +1 more source

Stability analysis of higher-order delta-sigma modulators using the describing function method [PDF]

open access: yes, 2006
The aim of this paper is to determine the stability of higher-order /spl Delta/-/spl Sigma/ modulators using the describing function method. The maximum stable input limits for third-, fourth- and fifth-order Chebyshev Type II based /spl Delta/-/spl ...
Lota, J.   +5 more
core   +1 more source

Crystal structure of diethyl 2-(4-methoxyphenyl)-1-phenyl-1,2-dihydropyridine-3,5-dicarboxylate, C24H25NO5

open access: yesZeitschrift für Kristallographie - New Crystal Structures, 2019
C24H25NO5, triclinic, P1̄, a = 9.2625(8) Å, b = 10.5974(10) Å, c = 11.7431(11) Å, α = 77.836(8)°, β = 87.564(8)°, γ = 66.951(9)°, V = 1035.83(17) Å3, Z = 2, Rgt(F) = 0.0404, wRref(F2) = 0.0985, T = 107.5 K.
Tan Hong-Bo, Meng Jiang-Ping
doaj   +1 more source

Drivers and modulators in the central auditory pathways

open access: yesFrontiers in Neuroscience, 2010
The classic view of auditory information flow depicts a simple serial route from the periphery through tonotopically-organized nuclei in the brainstem, midbrain and thalamus, ascending eventually to the neocortex.
Charles C Lee, S. M Sherman
doaj   +1 more source

Stability analysis of higher-order delta-sigma modulators for sinusoidal inputs [PDF]

open access: yes, 2007
The aim of this paper is to determine the stability of higher-order Δ-Σ modulators for sinusoidal inputs. The nonlinear gains for the single bit quantizer for a dual sinusoidal input have been derived and the maximum stable input limits for a fifth-order
Jaswinder Lota   +5 more
core   +1 more source

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