##### Three-dimensional buried polymer waveguides via femtosecond direct laser writing with two-photon absorption | (2014) | Nguyen |...
FsDLW with two-photon absorption was used to initiate cross-linking following a programmed trajectory to form the waveguide ... Three-dimensional buried polymer waveguides via femtosecond direct laser writing with two-photon absorption Author(s): Duc H. H ...
http://spie.org/Publications/Proceedings/Paper/10.1117/12.2051326
##### What is an optical straight line (photon path)? | Physics Forums - The Fusion of Science and Community
Is there any way to quantify the straightness of a photon path? Or, does the path taken by a photon thru empty space define ... Is there any way to quantify the straightness of a photon path? Or, does the path taken by a photon thru empty space define ... I just don't know -- is the photon taking a straight-line path from the aperture to the target? Is the photon localizable along ... doesn't the photon travel in a straight line? Would there be an astronomy experiment that tests the straightness of photon ...
##### Hitchhiker's Guide to the Galaxy on Photon
... such photon-photon scattering (see two-photon physics), as well as electron-photon scattering, is meant to be one of the modes ... photons are in the mode k. i. {\displaystyle k_{i}}. . In this notation, the creation of a new photon in mode k. i. {\ ... photon. sin. ⁡. θ. =. h. λ. sin. ⁡. θ. {\displaystyle \Delta p\sim p_{\text{photon}}\sin \theta ={\frac {h}{\lambda }}\sin \ ... of ambient photons of that frequency,. R. j. i. =. N. j. B. j. i. ρ. (. ν. ). {\displaystyle R_{ji}=N_{j}B_{ji}\rho (\nu )\!}. ...
http://hitchhikersgui.de/Photon
##### Nitric oxide activatable photosensitizer accompanying extremely elevated two-photon absorption for efficient fluorescence...
Developing NO-activatable theranostic materials with a two-photon excitation (TPE) feature is highly promising for precision ... δ allows unprecedented two-photon fluorescence brightness (δ × ΦF = 260.4 GM) and two-photon PDT (TP-PDT) efficiency (δ × ΦΔ = ... With these merits, the proof-of-concept applications of NO-activatable two-photon fluorescence imaging and TP-PDT in activated ... Developing NO-activatable theranostic materials with a two-photon excitation (TPE) feature is highly promising for precision ...
http://pubs.rsc.org/en/content/articlelanding/2018/sc/c7sc04044j
##### Advances in Chemical Physics (Wiley Series in Probability by Joshua Jortner, Raphael D. Levine, Stuart Alan Rice - Raesmom Books
In the next sections we show that in spite of the small two-photon absorption crosssection, the method can be used for ... The fate of two-photon excited neutral molecules and atoms is most easily followed in real time by fluorescence monitoring. ... For some applications, it is more straightforward and leads to less ambiguous interpretation than one-photon excitation. ...
##### OSA | Influence of two-photon absorption on soliton self-frequency shift
Example: (photons AND downconversion) - pump [search contains both "photons" and "downconversion" but not "pump"] ... Used Values of the Nonlinearity and Two-Photon Absorption for a As. 2. Se. 3. Chalcogenide Fiber by Nguyen et al.. [31]. λ. (nm ... Influence of two-photon absorption on soliton self-frequency shift Henrik Steffensen, Christian Agger, and Ole Bang ... Henrik Steffensen, Christian Agger, and Ole Bang, "Influence of two-photon absorption on soliton self-frequency shift," J. Opt ...
https://www.osapublishing.org/josab/abstract.cfm?uri=josab-29-3-484
##### Two-photon absorption in solution by means of time-dependent density-functional theory and the polarizable continuum model
... ... A set of prototypical two-photon (TP) chromophores has been selected and analyzed: a pure pi system (t-stilbene) and its ... We present the first study of two-photon absorption (TPA) of solvated molecules based on direct evaluation of TPA cross ... The data have been analyzed to evaluate how the structural and environmental parameters contribute to the final two-photon ...
http://kth.diva-portal.org/smash/record.jsf?pid=diva2:332939
##### Edge-Preserving Filtering of Images with Low Photon Counts - IEEE Journals & Magazine
Edge-preserving filters such as local M-smoothers or bilateral filtering are usually designed for Gaussian noise. This paper investigates how these filters
##### iPhone Software to Calculate Gamma / X-Ray Photon Attenuation
... x-ray photons, fluorescence and edge energies, and allows you to calculate the transmission and attenuation for an arbitrary ... Photon Calc is an iPhone app that displays cross sections for gamma / ... Photon Calc iPhone Software to Calculate Gamma / X-Ray Photon Attenuation. Photon Calc displays cross sections for gamma / x- ... Photon Calc. Rad Map Tracker. RF Link Calc. SelCall Tone Gen. Sound Byte. Sound Byte Control. Spectrum Pad. SWBC Schedules. ...
http://www.blackcatsystems.com/iphone/photon_calc.html
##### Randomized Comparison of Proton and Carbon Ion Radiotherapy With Advanced Photon Radiotherapy in Skull Base Meningiomas: The...
Experimental: Hypofractionated Photon Therapy Treatment Schedule Photon Radiation 3 Gy E Total Dose 45 Gy E, 15 fractions, 3 Gy ... Active Comparator: Conventional Photon Radiotherapy Treatment Schedule Photon Radiation 1.8 Gy E Total Dose 57.6 Gy Gy E, 32 ... Radiation: Hypofractionated Photon Radiotherapy Treatment Planning for Photon Radiotherapy will be performed using the Planning ... Radiation: Conventional Photon Radiotherapy Treatment Planning for Photon Radiotherapy will be performed using the Planning ...
https://clinicaltrials.gov/ct2/show/NCT01795300?term=cns+proton+therapy&rank=8
##### OSA | Convolution picture of the boundary conditions in photon migration and its implications in time-resolved optical imaging...
Example: (photons AND downconversion) - pump [search contains both "photons" and "downconversion" but not "pump"] ... Photon migration at short times and distances and in cases of strong absorption D. J. Durian and J. Rudnick. J. Opt. Soc. Am. A ... Photon migration through a turbid slab described by a model based on diffusion approximation. I. Theory Daniele Contini, ... Convolution picture of the boundary conditions in photon migration and its implications in time-resolved optical imaging of ...
https://www.osapublishing.org/josaa/abstract.cfm?uri=josaa-14-1-280
##### Single photon, timing jitter, reduced indistinguishability? | Physics Forums - The Fusion of Science and Community
As I undertand it, if one put a photon detector before a single emitter, the time it detects a photon is random and subject to ... I can understand that 'the prerequisite for observing two-photon interference is of course that the two photons must overlap at ... Similar Discussions: Single photon, timing jitter, reduced indistinguishability? * Single photon interference time threshold ( ... if one put two single photon detectors right before the two emitters, they seem to emit photons at random, uncorrelated and in ...
##### OSA | Uncoupling Spectral Region in Two-Dimensional Square Lattice Photonic Crystals
Example: (photons AND downconversion) - pump [search contains both "photons" and "downconversion" but not "pump"] ...
https://www.osapublishing.org/josk/abstract.cfm?uri=josk-7-1-34
##### Two-Photon Absorption and Photorefraction in Semiconductors and Ferroelectrics
Contrary to bulk GaAs, a large value of the third order optical susceptibility is predicted ,i>just below,/i> the two-photon ... It is shown that the transmittance change of a weak probe by pump-induced two-photon absorption follows a temporal correlation ... p> We have also theoretically and experimentally investigated time-resolved two-photon absorption in bulk GaAs and Ga-doped ... Two-photon absorption spectra of Al,sub>0.4,/sub>Ga,sub>0.6,/sub>As/GaAs quantum wells in static electric fields are ...
http://publications.lib.chalmers.se/publication/1381-two-photon-absorption-and-photorefraction-in-semiconductors-and-ferroelectrics
##### OSA | Low optical power reference detector implemented in the validation of two independent techniques for calibrating photon...
Correlated Photons. Relative. Uncertainty. Conventional. Relative. Uncertainty. Discrepancy. (Correlated photons - conventional ... Correlated Photons. Relative. Uncertainty. Conventional. Relative. Uncertainty. Discrepancy. (Correlated photons - conventional ... Example: (photons AND downconversion) - pump [search contains both "photons" and "downconversion" but not "pump"] ... High accuracy verification of a correlated-photon-based method for determining photon-counting detection efficiency Sergey V. ...
https://www.osapublishing.org/oe/abstract.cfm?URI=oe-19-21-20347
##### Electrons Absorbing Photons - Extra Energy | Physics Forums - The Fusion of Science and Community
a photon is absorbed by an atom causing it to be excited and an electron moves to a higher energy state. photons will only be ... Okay, so when a photon travels near an electron orbiting some atom, the electron then absorbs the photon (given that it has ... So you are saying that if it takes 1J to move an electron up an energy level, and a photon comes along that has 1.1J of energy ... and you are correct the energy is released in the form of another photon of the EXACT same energy as the original due to ...
##### Photons, Universes, Etc. - Built on Facts
Turns out that in fact many of the "classic" demonstrations of the photon's existence in fact don't require the photon as an ... Regarding photons, a great deal of physics is taught as if there is only one way of interpreting the mathematics. But there are ... I posted this in the comments on my blog, but here is a great paper about photons. I think it gives a good perspective on the ... So why use photons at all, especially since they're not "particles" in the usual sense and don't really even have wavefunctions ...
http://scienceblogs.com/builtonfacts/2008/11/14/photons-universes-etc/
##### Science: Can photons travel 'faster than light'? | New Scientist
... they cannot undergo two-loop processes that involve the excluded virtual photons. One would expect that the photons would spend ... They would have to measure as precisely as possible the time a photon is emitted by a source and then absorbed by a detector. ... For photons travelling perpendicularly between plates separated by 1 micrometre, the speed of light is increased by about one ... Now, however, a physicist in East Germany claims that photons may be able to break this universal speed limit, known as c. The ...
https://www.newscientist.com/article/mg12617112-900-science-can-photons-travel-faster-than-light/
##### RocketTheme - Joomla Templates - Photon
Photon is a bold, elegant theme that blends dynamic content elements while maintaining a level of simplicity. ... 30% OFF SALE Purchase Photon - $49.$34 Purchase the Photon template individually for lifetime access to Photon template ... Photon is a responsive template which means it adapts to the viewing device's width, such as mobile, tablet or desktop. Mobile ... Photon features a bold, elegant theme that blends dynamic content elements while maintaining a level of simplicity that is the ...