Results 41 to 50 of about 136,448 (164)

Warburg's impedance revisited [PDF]

open access: yes, 2016
The derivation of Warburg's impedance presented in several books and scientific papers is reconsidered. It has been obtained by assuming that the total electric current across the sample is just due to the diffusion, and that the external potential applied to the electrode is responsible for an increase of the bulk density of charge described by Nernst'
arxiv   +1 more source

Self-Supervised Depth Completion for Active Stereo [PDF]

open access: yesarXiv, 2021
Active stereo systems are used in many robotic applications that require 3D information. These depth sensors, however, suffer from stereo artefacts and do not provide dense depth estimates.In this work, we present the first self-supervised depth completion method for active stereo systems that predicts accurate dense depth maps.
arxiv  

Al-Cu-Fe quasicrystals as anode of lithium ion battery [PDF]

open access: yesJournal of Alloys and Compounds Volume 805, 15 October 2019, Pages 942-946, 2018
In this paper, Al-Cu-Fe quasicrystal alloy was used as anode material of lithium-ion batteries. The first specific discharge capacity of quasicrystal was 204mAh/g. Cyclic voltammetry showed that oxidation peak of Al-Cu-Fe quasicrystal was at about 1.4V. The reduction peak was at 0.3V.
arxiv   +1 more source

Systems biology analysis of drivers underlying hallmarks of cancer cell metabolism. [PDF]

open access: yes, 2017
Malignant transformation is often accompanied by significant metabolic changes. To identify drivers underlying these changes, we calculated metabolic flux states for the NCI60 cell line collection and correlated the variance between metabolic states of ...
Bordbar, Aarash   +5 more
core   +1 more source

Danish Airs and Grounds: A Dataset for Aerial-to-Street-Level Place Recognition and Localization [PDF]

open access: yesarXiv, 2022
Place recognition and visual localization are particularly challenging in wide baseline configurations. In this paper, we contribute with the \emph{Danish Airs and Grounds} (DAG) dataset, a large collection of street-level and aerial images targeting such cases. Its main challenge lies in the extreme viewing-angle difference between query and reference
arxiv  

Electrochemical Impedance Imaging via the Distribution of Diffusion Times [PDF]

open access: yesPhys. Rev. Lett. 120, 116001 (2018), 2017
We develop a mathematical framework to analyze electrochemical impedance spectra in terms of a distribution of diffusion times (DDT) for a parallel array of random finite-length Warburg (diffusion) or Gerischer (reaction-diffusion) circuit elements. A robust DDT inversion method is presented based on Complex Nonlinear Least Squares (CNLS) regression ...
arxiv   +1 more source

Congenital muscular dystrophy: from muscle to brain. [PDF]

open access: yes, 2016
Congenital muscular dystrophies (CMDs) are a wide group of muscular disorders that manifest with very early onset of muscular weakness, sometime associated to severe brain involvement.The histologic pattern of muscle anomalies is typical of dystrophic ...
Corsello G   +7 more
core   +1 more source

Body of Knowledge: Renaissance Armor and the Engineering of Mind = Cuerpos del conocimiento: armaduras del Renacimiento y la ingeniería de la mente

open access: yesEspacio, Tiempo y Forma. Serie VII, Historia del Arte, 2018
This essay charts the role of armor in Renaissance practices of knowledge. Since the advent of gunpowder warfare, armor was largely unfit for combat, yet still became a centerpiece of princely representation and was prominently displayed in early ...
Felix Jäger
doaj   +1 more source

SparseFormer: Attention-based Depth Completion Network [PDF]

open access: yesarXiv, 2022
Most pipelines for Augmented and Virtual Reality estimate the ego-motion of the camera by creating a map of sparse 3D landmarks. In this paper, we tackle the problem of depth completion, that is, densifying this sparse 3D map using RGB images as guidance.
arxiv  

A moment in time: from the digital record of a migrating library [PDF]

open access: yes, 2005
This paper draws on the work of the Arts & Humanities Research Council-funded Glasgow Cassirer Project, which makes correspondence and documents relating to the German philosopher Ernst Cassirer (1874-1945) available online. The paper concentrates on
Whitaker, G.
core  

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