Results 131 to 140 of about 66,495 (292)

Projektionsmodell, bewegliches Ellipsoid (vier reelle Nabelpunkte) [PDF]

open access: yes
PROJEKTIONSMODELL, BEWEGLICHES ELLIPSOID (VIER REELLE NABELPUNKTE) Projektionsmodell, bewegliches Ellipsoid (vier reelle Nabelpunkte) ( -

core   +2 more sources

Standard deviations of coordinates due transformation between ellipsoids [PDF]

open access: yesPodzemni Radovi, 2017
Transformation between ellipsoids also called datum transformation implies coordinate conversion from one ellipsoid to another ellipsoid, most frequently to be done by Helmert seven-parameter transformation.
Ganić Aleksandar   +2 more
doaj  

Ellipsoid

open access: yes, 2008
surfaces, ellipsoidAn ellipsoid is a quadratic surface given by (x^2)/(a^2)+(y^2)/(b^2)+(z^2)/(c^2)=1Componente Curricular::Educação Superior::Ciências Exatas e da Terra ...
Bryant, Jeff
core  

Bottom‐Up Engineering of a Human Neuromuscular System for Modeling Activity‐Induced Remodeling, Metabolic Stress, and Endothelial‐Modulated Excitability

open access: yesAdvanced Materials, EarlyView.
Using a bottom‐up approach, we engineered a human neuromuscular microchip to investigate distinct adaptive responses to neural stimulation and metabolic stress. Further integration of endothelial cells revealed their critical role in modulating neuromuscular excitability, establishing a comprehensive neurovascular‐muscular model.
Jinchul Ahn   +17 more
wiley   +1 more source

The excess-mass ellipsoid

open access: yes
The excess-mass ellipsoid is the ellipsoid that maximizes the difference between its probability content and a constant multiple of its volume, over all ellipsoids. When an empirical distribution determines the probability content, the sample excess-mass
Nolan, D.
core  

Iterative Selection of DNA Nanostructures for Cellular Uptake

open access: yesAdvanced Materials, EarlyView.
DNA nanostructures are promising cell targeting delivery vehicles for therapeutics, but the targeting behavior is not fully understood. In this study, libraries of DNA nanostructures that can be amplified and sequenced are combined with cellular uptake as a selection pressure to iteratively refine DNA structures taken up in cells to better understand ...
Anjali Rajwar   +4 more
wiley   +1 more source

In Situ Two‐Dimensional Residual Stress Characterization of Thin Films

open access: yesAdvanced Materials Technologies, EarlyView.
An integrated in situ curvature metrology platform combining speckle‐based curvature optical metrology (SCOM) with multi‐beam optical sensors (MOS) enables spatially resolved two‐dimensional curvature mapping of thick sputtered coatings. The SCOM technique provides excellent agreement with MOS while providing an extended measurable curvature range ...
Wai Jue Tan   +6 more
wiley   +1 more source

The Limiting Quality Factor of Electrically Small Antennas Inscribed into a Cylinder and an Ellipsoid

open access: yesИзвестия высших учебных заведений России: Радиоэлектроника, 2016
The estimations of the bound of the quality factor for electrically small antennas inscribed in a cylinder and the triaxial ellipsoid are obtained. For antennas whose shape is far from spherical, the above estimation allows to refine the Chu-McLean limit.
S. V. Ballandovich   +3 more
doaj  

A U‐shaped Microfluidic Platform for Culturing Vascularized Colorectal Cancer Spheroids Reveals Tumor–Endothelial Crosstalk and Invasion‐Associated Remodeling

open access: yesAdvanced Materials Technologies, EarlyView.
A closed U‐shaped microfluidic platform symmetrically embeds a single, size‐controlled HT29 colorectal cancer spheroid within a GFP‐HUVEC‐laden fibrin matrix. HT29 spheroids are associated with hyper‐branched endothelial network remodeling, while vascularized co‐culture is accompanied by anisotropic protrusive growth and EMT‐like marker changes in the ...
G. Cretti   +4 more
wiley   +1 more source

Bifurcations of Riemann Ellipsoids

open access: yesSIAM Journal on Applied Dynamical Systems
We give an account of the various changes in the stability character in the five types of Riemann ellipsoids by establishing the occurrence of different quasi-periodic Hamiltonian bifurcations. Suitable symplectic changes of coordinates, that is, linear and non-linear normal form transformations are performed, leading to the characterisation of the ...
Fahimeh Mokhtari   +2 more
openaire   +4 more sources

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