Results 81 to 90 of about 33,034 (214)

Dynamical invariants and parameter space structures for rational maps [PDF]

open access: yes
For parametrized families of dynamical systems, two major goals are classifying the systems up to topological conjugacy, and understanding the structure of the bifurcation locus.
Cuzzocreo, Daniel L.
core  

Signatures of Topological Defects

open access: yes
We argue that due to various restrictions cosmic strings and monopole-string networks are not likely to produce the observed flux of ultra-high energy cosmic rays (UHECR). Among the topological defects studied so far, the most promising UHECR sources are
A. B. Migdal   +59 more
core   +2 more sources

An Archaeometric Approach to Reveal Organic Compounds via GC‐MS Analyses of Two Discovered Incense Burners at Daba Al‐Bayah

open access: yesArchaeometry, EarlyView.
ABSTRACT This study focuses on two terracotta incense burners discovered in the Daba Al‐Bayah necropolis in the Musandam Peninsula (Oman), associated with an Iron Age collective tomb (LCG‐2). Through gas chromatography–mass spectrometry (GC‐MS), the organic residues preserved within these artifacts were analyzed to investigate their use and ...
Francesco Genchi   +3 more
wiley   +1 more source

Using shells in the cult and economic activities of ancient population

open access: yesВестник археологии, антропологии и этнографии, 2017
The article is dedicated to one of the aspects of symbolic activities of ancient population regarding the use of a rare variety of natural material. From ancient times, shells, as bright and unusual material, served for making jewelry: bead necklaces and
Serikov Yu.B.
doaj   +1 more source

Polytopal complexes: maps, chain complexes and... necklaces

open access: yes
The notion of polytopal map between two polytopal complexes is defined. Surprisingly, this definition is quite simple and extends naturally those of simplicial and cubical maps.
Meunier, Frédéric
core   +2 more sources

A random necklace model

open access: yesWaves in Random Media, 2004
5 ...
Kostrykin, Vadim, Schrader, Robert
openaire   +3 more sources

Dealing With Inbuilt Age: A Bayesian Approach to Radiocarbon Dating of Rice, Bamboo and Charcoal From Non Ban Jak, Thailand

open access: yesArchaeometry, EarlyView.
ABSTRACT New radiocarbon determinations from rice grains and bamboo have been obtained from Non Ban Jak, Northeast Thailand. These, along with charcoal, date a late Iron Age building sequence. The results come from short‐lived species and charcoal with potential inbuilt age. We built a series of Bayesian models to obtain a reliable chronology.
C. F. W. Higham, T. F. G. Higham
wiley   +1 more source

Bronze Jewellery from the Early Iron Age urn-field in Mała Kępa. An approach to casting technology

open access: yesArchives of Foundry Engineering, 2017
This study characterizes the bronze jewellery recovered from the Lusatian culture urn-field in Mała Kępa (Chełmno land, Poland). Among many common ornaments (e.g.
Garbacz-Klempka A.   +3 more
doaj   +1 more source

Thinking Inside the Box: Considerations for Putting Data Physicalization Workshops in a Box

open access: yesComputer Graphics Forum, EarlyView.
Abstract Visualization researchers utilize workshops both for applied research and to engage different populations with visualization‐based activities. While there are many benefits to running visualization workshops, their utility and impact rely on the presence of a researcher who has deep knowledge about visualization theory and practice.
D. Akbaba   +4 more
wiley   +1 more source

Formation of optimal-order necklace modes in one-dimensional random photonic superlattices

open access: yes
We study the appearance of resonantly coupled optical modes, optical necklaces, in Anderson localized one-dimensional random superlattices through numerical calculations of the accumulated phase.
A. Thelen   +4 more
core   +2 more sources

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