Results 161 to 170 of about 883,811 (388)

Florian Barrière, Caroline Bertonèche, Poésie et astronomie de l’Antiquité au Romantisme

open access: yesMiranda: Revue Pluridisciplinaire du Monde Anglophone, 2022
Claire Bardelmann
doaj   +1 more source

Journey of X-ray astronomy: Indian perspectives [PDF]

open access: yesarXiv
X-ray astronomy is a mature area of observational astronomy. After the discovery of the first non-solar X-ray source in 1962, X-ray astronomy proliferated during the Apollo era's space race. Then, it matured as an established area of research during the period of Great Observatories, and now it has become an indispensable tool to understand a wide ...
arxiv  

Astronomy in Argentina [PDF]

open access: yesarXiv, 2012
This article analyses the current state of Astronomy in Argentina and describes its origins. We briefly describe the institutions where astronomical research takes place, the observational facilities available, the training of staff and professionals, and the role of the institutions in scientific promotion.
arxiv  

Giant Rabi Splitting and Polariton Photoluminescence in an all Solution‐Deposited Dielectric Microcavity

open access: yesAdvanced Optical Materials, EarlyView.
Lowering the barrier for researchers to explore polariton physics: A fully solution‐processed dielectric polariton microcavity incorporating Rhodamine 6G with tunable Rabi splitting up to 400 meV and photoluminescence. Abstract Planar microcavity polaritons have recently emerged as a promising technology for improving several performance ...
Hassan A. Qureshi   +7 more
wiley   +1 more source

Suppressed Stokes Shifts and Hot Luminescence from Quantum Dots within Plasmonic Nanocavities

open access: yesAdvanced Optical Materials, EarlyView.
This study demonstrates the suppression of the Stokes shift in lead sulfide quantum dots through integration with plasmonic nanocavities. By enhancing spontaneous emission and altering exciton relaxation pathways, this approach enables direct band‐edge emission with improved radiative efficiency, highlighting the powerful role of nanophotonic ...
Junyang Huang   +12 more
wiley   +1 more source

Comparing introductory physics and astronomy students' attitudes and approaches to problem solving [PDF]

open access: yesEuro. J. Phys. 39 065702 (2018), 2019
We examined how introductory physics students' attitudes and approaches to problem solving compare to those of introductory astronomy students, using a previously validated survey, the Attitudes and Approaches to Problem Solving (AAPS) survey. In addition, we compared the performance of the introductory physics and astronomy students on the factors ...
arxiv  

Curcuminoid Derivatives with a Donor‐Acceptor‐Donor Architecture: an Outstanding Platform for Highly‐Efficient Near‐Infrared Electroluminescence and Amplified Spontaneous Emission

open access: yesAdvanced Optical Materials, EarlyView.
Curcuminoid boron difluoride dyes containing triphenylamine units are prepared and their photophysical and electrochemical properties are investigated. These new light‐emitting dyes are used in organic light‐emitting diodes (OLEDs) emitting at 800 nm with 1% external quantum efficiency, and show low threshold amplified spontaneous emission in thin ...
Anthony D'Aléo   +11 more
wiley   +1 more source

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