Results 51 to 60 of about 536,687 (331)

Teachers’ Views on Integrating Augmented Reality in Education: Needs, Opportunities, Challenges and Recommendations

open access: yesFuture Internet, 2022
The integration of augmented reality (AR) in education is promising since it enhances teaching and offers more engaging and appealing learning experiences.
Maria Perifanou   +2 more
doaj   +1 more source

Light‐Harvesting Nanomaterials Based on Dyes for Energy Transfer and Amplified Biosensing

open access: yesAdvanced Materials, EarlyView.
Light harvesting (LH) in plants inspires researchers to develop artificial LH nanomaterials. Here, LH nanomaterials based on organic dyes are reviewed, considering fundamental challenges on aggregation‐caused quenching, excitation energy transfer, and exciton migration length.
Andrey S. Klymchenko   +2 more
wiley   +1 more source

Penerapan Senyum Pustakawan Sebagai Keterampilan Sosial di Perpustakaan

open access: yesBerkala Ilmu Perpustakaan dan Informasi, 2016
A smile is not the movement of the lips without meaning. A smile is a facial expression that shows interest in things that make us love seeing it So a smile shows an expression, may it be happiness, satisfaction, joy or love towards something.
Ali Nurhasan Islamy
doaj   +1 more source

Smile aesthetics as perceived by dental students: a cross-sectional study

open access: yesBMC Oral Health, 2018
An aesthetic smile has a number of components, and people generally equate a good dental appearance with success in many areas of life. The features that determine smile aesthetics could provide significant insights into post-treatment satisfaction and ...
Justė Armalaitė   +6 more
semanticscholar   +1 more source

High‐Precision 3D Doping of Fused Silica Glass Derived from Nanocomposites

open access: yesAdvanced Materials, EarlyView.
The local integration of dopants enables the selective modification of color, luminescence or refractive index within a three‐dimensionally shaped glass with micron resolution. Following the fabrication of porous glass preforms and infusion with a dopant mixture, the dopant is immobilized by lithographic techniques and subsequently debinded and ...
Richard Prediger   +7 more
wiley   +1 more source

How to Manufacture Photonic Metamaterials

open access: yesAdvanced Materials Technologies, EarlyView.
Metamaterials boast applications such as invisibility and “hyperlenses” with resolution beyond the diffraction limit, but these applications haven’t been exploited in earnest and the market for them hasn’t grown much likely because facile and economical methods for fabricating them without defect has not emerged.
Apurba Paul, Gregory Timp
wiley   +1 more source

Contrasting Experimentally Device-Manipulated and Device-Free Smiles. [PDF]

open access: yes, 2019
Researchers in psychology have long been interested in not only studying smiles, but in examining the downstream effects of experimentally manipulated smiles.
Cross, Marie P   +2 more
core  

The Cheshire Cat Principle from Holography

open access: yes, 2009
The Cheshire cat principle states that hadronic observables at low energy do not distinguish between hard (quark) or soft (meson) constituents. As a result, the delineation between hard/soft (bag radius) is like the Cheshire cat smile in Alice in ...
Nielsen, Holger Bech, Zahed, Ismail
core   +2 more sources

FX Smile in the Heston Model [PDF]

open access: yes, 2010
The Heston model stands out from the class of stochastic volatility (SV) models mainly for two reasons. Firstly, the process for the volatility is non-negative and mean-reverting, which is what we observe in the markets. Secondly, there exists a fast and
Janek, Agnieszka   +3 more
core   +5 more sources

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