Results 21 to 30 of about 1,235,699 (372)

Transformation Optics and the Geometry of Light [PDF]

open access: yes, 2008
Metamaterials are beginning to transform optics and microwave technology thanks to their versatile properties that, in many cases, can be tailored according to practical needs and desires.
Leonhardt, Ulf, Philbin, Thomas G.
core   +2 more sources

Noble Metal Particles Confined in Zeolites: Synthesis, Characterization, and Applications

open access: yesAdvanced Science, 2019
Noble metal nanoparticles or subnanometric particles confined in zeolites, that is, metal@zeolite, represent an important type of functional materials with typical core–shell structure.
Yuchao Chai   +6 more
doaj   +1 more source

Predictive Modeling of Light–Matter Interaction in One Dimension: A Dynamic Deep Learning Approach

open access: yesApplied System Innovation, 2023
The mathematical modeling and the associated numerical simulation of the light–matter interaction (LMI) process are well-known to be quite complicated, particularly for media where several electronic transitions take place under electromagnetic ...
Özüm Emre Aşırım   +2 more
doaj   +1 more source

Atmospheric tomography with separate minimum variance laser and natural guide star mode control [PDF]

open access: yes, 2009
This paper introduces a novel, computationally efficient, and practical atmospheric tomography wavefront control architecture with separate minimum variance laser and natural guide star mode estimation.
Ellerbroek, B. L., Gilles, L.
core   +1 more source

An ANN-Based Smart Tomographic Reconstructor in a Dynamic Environment

open access: yesSensors, 2012
In astronomy, the light emitted by an object travels through the vacuum of space and then the turbulent atmosphere before arriving at a ground based telescope.
Francisco J. de Cos Juez   +3 more
doaj   +1 more source

An insight into the altered ophthalmic dynamics during the COVID-19 pandemic

open access: yesIndian Journal of Ophthalmology, 2022
Purpose: The objective of this survey-based study was to examine the effects of personal protective measures taken at the level of instrument and surgeon during the pandemic on the optics in ophthalmology.
Jaya Kaushik   +8 more
doaj   +1 more source

Review of advanced imaging techniques

open access: yesJournal of Pathology Informatics, 2012
Pathology informatics encompasses digital imaging and related applications. Several specialized microscopy techniques have emerged which permit the acquisition of digital images ("optical biopsies") at high resolution.
Yu Chen   +5 more
doaj   +1 more source

Deep learning in light–matter interactions

open access: yesNanophotonics, 2022
The deep-learning revolution is providing enticing new opportunities to manipulate and harness light at all scales. By building models of light–matter interactions from large experimental or simulated datasets, deep learning has already improved the ...
Midtvedt Daniel   +5 more
doaj   +1 more source

Time-reversed wave mixing in nonlinear optics [PDF]

open access: yes, 2013
Time-reversal symmetry is important to optics. In linear optics, a time-reversed process to laser emission enables total absorption of coherent light fields into an optical cavity of loss by time-reversing the original gain medium.
Chen, Xianfeng   +3 more
core   +2 more sources

Principles of Nano-Optics

open access: yes, 2006
Research in optics and photonics, in parallel with the rapid development of nanoscience, has driven advancements within many fields of contemporary science and technology, allowing nano-optics to flourish as a research field.
L. Novotný, B. Hecht
semanticscholar   +1 more source

Home - About - Disclaimer - Privacy