Results 121 to 130 of about 1,206,650 (354)

A Study for Tooth Bleaching via Carbamide Peroxide-Loaded Hollow Calcium Phosphate Spheres

open access: yesDentistry Journal, 2016
The objective of this study was to investigate if a prolonged bleaching effect of carbamide peroxide-loaded hollow calcium phosphate spheres (HCPS) can be achieved. HCPS was synthesized via a hydrothermal reaction method.
Tao Qin   +4 more
doaj   +1 more source

Purification tags markedly affect self‐aggregation of CPEB3

open access: yesFEBS Letters, EarlyView.
Although recombinant proteins are used to study protein aggregation in vitro, uncleaved tags can interfere with accurate interpretation. Our findings demonstrate that His₆‐GFP and His₁₂ tags significantly affect liquid droplet and amyloid fibril formation in the intrinsically disordered region (IDR) of mouse cytoplasmic polyadenylation element‐binding ...
Harunobu Saito   +6 more
wiley   +1 more source

From Mining to Tourism: Assessing the Destination’s Image, as Revealed by Travel-Oriented Social Networks

open access: yesTourism and Hospitality
Mining communities often rely on tourism as a vehicle for post-mining territorial development. Sometimes, these expectations of the locals are justified by the natural setting and/or the well-preserved industrial heritage; however, these potential ...
Sanda Nicola, Serge Schmitz
doaj   +1 more source

Organizations as Designed Islands [PDF]

open access: yesIsland Studies Journal, 2009
The literature and practice of organizational design are mostly based on simplistic conceptions which ignore recent theoretical developments in organizational studies.
Pasquale Gagliardi
doaj  

Shape matters: effects of silver nanospheres and wires on human alveolar epithelial cells

open access: yesParticle and Fibre Toxicology, 2011
Background In nanotoxicology, the exact role of particle shape, in relation to the composition, on the capacity to induce toxicity is largely unknown. We investigated the toxic and immunotoxic effects of silver wires (length: 1.5 - 25 μm; diameter 100 ...
Stoehr Linda C   +6 more
doaj   +1 more source

Sphere theorems for submanifolds in Kähler Manifold [PDF]

open access: yesarXiv, 2018
In this paper, we prove some differentiable sphere theorems and topological sphere theorems for submanifolds in K\"ahler manifold, especially in complex space forms.
arxiv  

Unlocking the potential of tumor‐derived DNA in urine for cancer detection: methodological challenges and opportunities

open access: yesMolecular Oncology, EarlyView.
Urine is a rich source of biomarkers for cancer detection. Tumor‐derived material is released into the bloodstream and transported to the urine. Urine can easily be collected from individuals, allowing non‐invasive cancer detection. This review discusses the rationale behind urine‐based cancer detection and its potential for cancer diagnostics ...
Birgit M. M. Wever   +1 more
wiley   +1 more source

The Language of Spheres in Physics

open access: yesUniverse
Physical laws manifest themselves through the amalgamation of mathematical symbols, numbers, functions, geometries, and relationships. These intricate combinations unfold within a mathematical model devised to capture and represent the “objective reality”
Jean-Pierre Gazeau
doaj   +1 more source

Bloch sphere model for two-qubit pure states [PDF]

open access: yesarXiv, 2014
The two-qubit pure state is explicitly parameterized by three unit 2-spheres and a phase factor. For separable states, two of the three unit spheres are the Bloch spheres of each qubit. The third sphere parameterizes the degree and phase of concurrence, an entanglement measure.
arxiv  

Isometries of Spheres [PDF]

open access: yesProceedings of the American Mathematical Society, 1995
In a Euclidean space of dimension two or more, any mapping that preserves unit distance is an isometry; this is the theorem of Beckmann and Quarles. We prove a similar theorem for spheres, assuming that a given distance less than a quarter great circle is preserved.
openaire   +2 more sources

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