Results 31 to 40 of about 39,865 (232)

Byzantine Crosses with Inlay in the South-Western Crimea

open access: yesВестник Волгоградского государственного университета. Серия 4. История, регионоведение, международные отношения, 2017
Archaeological materials played an important role for the studies of the history of Christianity in the South-Western Crimea. Especially interesting are individual artefacts of Christian cult, pectoral crosses in particular.
Elzara A. Khayredinova
doaj   +1 more source

Difference Necklaces

open access: yes, 2020
32 pages, 20 figures, 4 ...
White, Ethan P.   +2 more
openaire   +3 more sources

The Necklace Process [PDF]

open access: yesJournal of Applied Probability, 2008
Start with a necklace consisting of one white bead and one black bead, and add new beads one at a time by inserting each new bead between a randomly chosen adjacent pair of old beads, with the proviso that the new bead will be white if and only if both beads of the adjacent pair are black.
Mallows, Colin, Shepp, Larry
openaire   +1 more source

Primordial black holes from cosmic necklaces [PDF]

open access: yes, 2005
Cosmic necklaces are hybrid topological defects consisting of monopoles and strings. We argue that primordial black holes(PBHs) may have formed from loops of the necklaces, if there exist stable winding states, such as coils and cycloops.
A. Avgoustidis   +24 more
core   +5 more sources

Splitting Necklaces, with Constraints [PDF]

open access: yesSIAM Journal on Discrete Mathematics, 2019
We prove several versions of Alon's "necklace-splitting theorem", subject to additional constraints. For illustration the "Equicardinal necklace-splitting theorem" claims that, without increasing the number of cuts, one can guarantee that each thief is ...
D. Jojic, G. Panina, R. Živaljević
semanticscholar   +1 more source

UNDERSCREENED KONDO NECKLACE [PDF]

open access: yesModern Physics Letters B, 1992
It has been suggested recently by Gan, Coleman, and Andrei that studying the underscreened Kondo problem may help to understand the nature of magnetism in heavy fermion systems. Motivated by Doniach’s work on the S=1/2 Kondo necklace, we introduce the underscreened Kondo necklace models with S>1/2.
Fazekas, P., Kee, Hae-Young
openaire   +2 more sources

Cosmic Necklaces and Ultrahigh Energy Cosmic Rays [PDF]

open access: yes, 1997
Cosmic necklaces are hybrid topological defects consisting of monopoles and strings, with two strings attached to each monopole. We argue that the cosmological evolution of necklaces may significantly differ from that of cosmic strings.
A. Vilenkin   +32 more
core   +2 more sources

Cosmic Necklaces from String Theory [PDF]

open access: yes, 2007
We present the properties of a cosmic superstring network in the scenario of flux compactification. An infinite family of strings, the (p,q)-strings, are allowed to exist.
Leblond, Louis, Wyman, Mark
core   +4 more sources

Imported and locally manufactured jewellery in the Cimmerian Bosporus in the late 6th— 5thCenturies BCE [PDF]

open access: yesМатериалы по археологии и истории античного и средневекового Причерноморья
This article is devoted to the publication and analysis of gold, electrum and silver jewellery dating from the late 6thto the end of the 5thcenturies BCE, found in the territory of the Cimmerian Bosporus.
Treister, M.
doaj   +1 more source

Dynamics of Rotating Spin-Orbit-Coupled Spin-1 Bose-Einstein Condensates With In-Plane Gradient Magnetic Field in an Anharmonic Trap

open access: yesFrontiers in Physics, 2022
We investigate the dynamics of rotating spin-orbit-coupled spin-1 Bose–Einstein condensates (BECs) in an in-plane gradient magnetic field, which is confined in an anharmonic trap.
Hui Yang, Qing Zhang , Zaihe Jian 
doaj   +1 more source

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