Results 101 to 110 of about 174,377 (242)

Set of bilateral and radial symmetry shape descriptor based on contour information

open access: yesIET Computer Vision, 2017
Form and shape descriptors are among the most useful features for object identification and recognition. Even though there exists a widely used set of shape descriptors and underlying computational methods for their evaluation, frequently they fail to ...
Natalia V. Revollo   +2 more
doaj   +1 more source

As pequenas brocas do cupuacu, Xyleborus sp. e Hypocryphalus sp. (Coleoptera: Scolytidae): danos e indicacoes de manejo em sistemas agroflorestais de Rondonia. [PDF]

open access: yes, 2012
Trabalho desenvolvido em dois sistemas Agroflorestais na zona rural de Porto Velho - Rondonia. Num deles, ocupando area de 0,6ha, foram plantados cupuacu e bandarra(Schilozobium amazonicum), alem de outras duas especies madeireiras, teca (Tectona grandis)
TEIXEIRA, C. A. D., VELD, P. van der.
core  

Comparison of Infraclavicular and Supraclavicular Brachial Plexus Block in Upper Extremity Surgery

open access: yesİstanbul Medical Journal, 2019
Introduction:In this study, we aimed to compare the efficacy of infraclavicular and supraclavicular brachial plexus block in patients undergoing upper extremity surgery.Methods:After obtaining ethics committee approval, 50 patients who were between the ...
Ayşe Gül Ferlengez   +1 more
doaj   +1 more source

The Banking System in Kazakstan [PDF]

open access: yes
The Kazakstani banking system, its youthfulness notwithstanding, is developing rapidly. The paper provides an overview of the development experienced by the banking system in Kazakstan focusing on several different sides of the issue, such as the role of
Berlin Irishev, Wladyslaw Jermakowicz
core  

Synthesis and Characterization of Hybrid-Magnetic Nanoparticles and Their Application for Removal of Arsenic from Groundwater

open access: yesThe Scientific World Journal, 2013
Multiwall carbon nanotubes (MWCNTs) were oxidized with different agents and a characterization study was carried out. Then, hybrid-magnetic nanoparticles (HMNPs) were synthesized as iron oxide supported on the selected multiwalled carbon nanotubes ...
Marta A. Bavio, Adriana G. Lista
doaj   +1 more source

Şevket ustanın yaptığı altın kaplama alem İstanbul'un üstüne yerleşti [PDF]

open access: yes, 1967
Taha Toros Arşivi, Dosya No: 39-Galataİstanbul Kalkınma Ajansı (TR10/14/YEN/0033) İstanbul Development Agency (TR10/14/YEN ...
Soysal, Metin
core  

Hybrids of Methylxanthines and Azoderivatives as Acetylcholinesterase Inhibitors: Structure–Activity Relationship Analysis

open access: yesChemistry Proceedings
In this work, we synthesized methylxanthine and azobenzene derivatives, linked to secondary amines via a seven-carbon chain, to evaluate their acetylcholinesterase (AChE) inhibitory activity.
Brunella Biscussi   +3 more
doaj   +1 more source

Dramatizar la ciencia: Copérnico y su teoría heliocéntrica

open access: yesRevista de Enseñanza de la Física, 2021
La propuesta didáctica de intervención que se presenta en este trabajo se desarrolló en una institución educativa de nivel secun-dario con estudiantes que se encontraban cursando la asignatura Ciencias Naturales del primer año de educación secundaria ...
María Paula Pelaez   +1 more
doaj  

A Computational and Spectroscopic Approach to Elucidate the Coordination Structures in Iron–Catechol Polymers

open access: yesChemistry Proceedings
Coordination polymer particles (CPPs) with catechol functionalities present significant potential for various applications. To elucidate their structural features, we synthesized CPPs using bidentate bis-catechol and catechol–pyridine ligands and ...
Matías Capurso   +3 more
doaj   +1 more source

Home - About - Disclaimer - Privacy