Results 1 to 10 of about 39,865 (232)

Knowledge and experiences of families regarding amber necklaces [PDF]

open access: yesBMC Complementary Medicine and Therapies, 2023
Background Amber necklaces have been used frequently to reduce the complaints of babies during teething. In this study, the knowledge and experience of families regarding the use of amber necklaces investigated.
Bekir Aktura   +6 more
doaj   +3 more sources

Perfect necklaces [PDF]

open access: yesAdvances in Applied Mathematics, 2016
We introduce a variant of de Bruijn words that we call perfect necklaces. Fix a finite alphabet. Recall that a word is a finite sequence of symbols in the alphabet and a circular word, or necklace, is the equivalence class of a word under rotations. For positive integers k and n, we call a necklace (k,n)-perfect if each word of length k occurs exactly ...
Nicolás Alvarez   +3 more
core   +5 more sources

Massive superfluid vortices and vortex necklaces on a planar annulus [PDF]

open access: yesSciPost Physics, 2023
We study a superfluid in a planar annulus hosting vortices with massive cores. An analytical point-vortex model shows that the massive vortices may perform radial oscillations on top of the usual uniform precession of their massless counterpart. Beyond a
Matteo Caldara, Andrea Richaud, Massimo Capone, Pietro Massignan
doaj   +2 more sources

Naturally Occurring Radioactive Materials in Bracelets and Necklaces: Radiological Risk Evaluation. [PDF]

open access: yesInt J Environ Res Public Health, 2021
A particular category of jewelry is one involving bracelets and necklaces that are deliberately made to contain naturally occurring radioactive material (NORM)—purveyors making unsubstantiated claims for health benefits from the release of negative ions.
Hassan HJ   +8 more
europepmc   +2 more sources

Stretching necklaces

open access: yesThe European Physical Journal E, 2000
Polyelectrolytes in poor solvents show a necklace structure where collapsed polymer pearls are linked to stretched strings. In the present paper the elasticity of such chains is studied in detail. Different deformation regimes are addressed. The first is the continuous regime, where many pearls are present. A continuous force extension relation ship is
Vilgis, T.A., Johner, A., Joanny, J.-F.
openaire   +7 more sources

Baltic amber teething necklaces: could succinic acid leaching from beads provide anti-inflammatory effects?

open access: yesBMC Complementary and Alternative Medicine, 2019
Background Baltic amber teething necklaces have been popularized as a safe and natural alternative to conventional or pharmacological medicines for the management of teething pain. However, claims made by retailers regarding the efficacy and mechanism of
Michael D. Nissen   +3 more
doaj   +2 more sources

Monopoles, strings, and necklaces in SO(10) and E 6 [PDF]

open access: yesJournal of High Energy Physics, 2019
We employ a variety of symmetry breaking patterns in SO(10) and E 6 Grand Unified Theories to demonstrate the appearance of topological defects including magnetic monopoles, strings, and necklaces.
George Lazarides, Qaisar Shafi
doaj   +2 more sources

SPLITTING LOOPS AND NECKLACES: VARIANTS OF THE SQUARE PEG PROBLEM [PDF]

open access: yesForum of Mathematics, Sigma, 2020
Toeplitz conjectured that any simple planar loop inscribes a square. Here we prove variants of Toeplitz’s square peg problem. We prove Hadwiger’s 1971 conjecture that any simple loop in $3$-space inscribes a parallelogram.
JAI ASLAM   +5 more
doaj   +2 more sources

Exploring the factors driving higher interactions in false amber necklace posts on Facebook [PDF]

open access: yesBrazilian Oral Research
The consumption and sharing of information on social media contribute to the circulation of false health content. In this sense, popular belief-driven posts recommending the use of amber necklaces to prevent symptoms of teething can be easily found on ...
Olívia Santana JORGE   +3 more
doaj   +2 more sources

The purity of set-systems related to Grassmann necklaces [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2014
Studying the problem of quasicommuting quantum minors, Leclerc and Zelevinsky introduced in 1998 the notion of weakly separated sets in $[n]:=\{1,\ldots, n\}$.
Vladimir Danilov   +2 more
doaj   +4 more sources

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