##### OSA | Phase transition induced by two-**photon** absorption in azobenzene liquid crystals

Example: (

https://www.osapublishing.org/josab/abstract.cfm?uri=josab-24-10-2623**photons**AND downconversion) - pump [search contains both "**photons**" and "downconversion" but not "pump"] ... Two-**photon**assisted poling Zouheir Sekkat. J. Opt. Soc. Am. B 27(1) 132-140 (2010) ... Phase transition induced by two-**photon**absorption in azobenzene liquid crystals Thai V. Truong, Chao-Yuan Chen, Nelson V. ... Thai V. Truong, Chao-Yuan Chen, Nelson V. Tabiryan, and Y. Ron Shen, "Phase transition induced by two-**photon**absorption in ...##### Three-dimensional buried polymer waveguides via femtosecond direct laser writing with two-**photon** absorption | (2014) | Nguyen |...

FsDLW with two-

http://spie.org/Publications/Proceedings/Paper/10.1117/12.2051326**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 ...##### Optical parametric generation in the presence of strong two-**photon** absorption in periodically-poled LiNbO/sub 3/ - IEEE...

Optical parametric oscillation (OPO) and optical parametric generation (OPG) have widely been used for producing tunable radiations. In this paper we prese

http://ieeexplore.ieee.org/document/1253113/?reload=true&arnumber=1253113&contentType=Conference+Publications##### Hitchhiker's Guide to the Galaxy on **Photon**

... such

http://hitchhikersgui.de/Photon**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 )\!}. ...##### Nitric oxide activatable photosensitizer accompanying extremely elevated two-**photon** absorption for efficient fluorescence...

Developing NO-activatable theranostic materials with a two-

http://pubs.rsc.org/en/content/articlelanding/2018/sc/c7sc04044j**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 ...##### Large-area avalanche diodes for picosecond time-correlated **photon** counting - IEEE Conference Publication

Time-correlated

http://ieeexplore.ieee.org/document/1546658/?reload=true&arnumber=1546658&contentType=Conference+Publications**photon**counting experiments in life and material sciences demand photodetectors with single**photon**sensitivity ...##### 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-

http://www.raesmom.com/read/advances-in-chemical-physics-wiley-series-in-probability-and-mathematical**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. ...##### Two-**photon** excitation and time-resolved fluorescence: I. The proper response function for analysing single-**photon** counting...

Two-

http://uu.diva-portal.org/smash/record.jsf?pid=diva2:71076**photon**excitation and time-resolved fluorescence: I. The proper response function for analysing single-**photon**counting ...##### OSA | Influence of two-**photon** absorption on soliton self-frequency shift

Example: (

https://www.osapublishing.org/josab/abstract.cfm?uri=josab-29-3-484**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 ...##### Two-**photon** absorption in solution by means of time-dependent density-functional theory and the polarizable continuum model

... ... A set of prototypical two-

http://kth.diva-portal.org/smash/record.jsf?pid=diva2:332939**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**...##### 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

http://ieeexplore.ieee.org/document/4429181/authors?reload=true##### iPhone Software to Calculate Gamma / X-Ray **Photon** Attenuation

... x-ray

http://www.blackcatsystems.com/iphone/photon_calc.html**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. ...##### Randomized Comparison of Proton and Carbon Ion Radiotherapy With Advanced **Photon** Radiotherapy in Skull Base Meningiomas: The...

Experimental: Hypofractionated

https://clinicaltrials.gov/ct2/show/NCT01795300?term=cns+proton+therapy&rank=8**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 ...##### Particle Physics News: Entangling **Photons** From Different Times, First Direct Viewing of Electrons & A Puzzling New 'Particle'...

... each

http://planetsave.com/2013/05/30/particle-physics-news-entangling-photons-from-different-times-first-direct-viewing-of-electrons-a-puzzling-new-particle-debated/**photon**in a two**photon**system can be forced into an uncertain, both-at-once state, but also remain correlated (entangled) ... shows that the scheme still works even if**photon**1 is destroyed before**photon**4 is created. (Image: AAAS/Science via Wired.com) ... then that measurement consequently entangles**photons**1 and 4 (**photons**from two different pairs created at two different times; ... is transferred to**photons**1 and 4 by making a measurement on**photons**2 and 3. The new experiment (bottom) ...##### OSA | Convolution picture of the boundary conditions in **photon** migration and its implications in time-resolved optical imaging...

Example: (

https://www.osapublishing.org/josaa/abstract.cfm?uri=josaa-14-1-280**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 ...##### Single **photon**, timing jitter, reduced indistinguishability? | Physics Forums - The Fusion of Science and Community

As I undertand it, if one put a

https://www.physicsforums.com/threads/single-photon-timing-jitter-reduced-indistinguishability.789973/**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: (

https://www.osapublishing.org/josk/abstract.cfm?uri=josk-7-1-34**photons**AND downconversion) - pump [search contains both "**photons**" and "downconversion" but not "pump"] ...##### 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-

http://publications.lib.chalmers.se/publication/1381-two-photon-absorption-and-photorefraction-in-semiconductors-and-ferroelectrics**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 ...##### OSA | Low optical power reference detector implemented in the validation of two independent techniques for calibrating **photon**...

Correlated

https://www.osapublishing.org/oe/abstract.cfm?URI=oe-19-21-20347**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. ...##### The **Photons** - Wikipedia

The

https://en.wikipedia.org/wiki/The_Photons**Photons**was a punk/new wave band active between 1977 and 1978. They are most notable for their vocalist Steve Strange, who ... Two of Visage's early singles, Tar and Mind of a Toy, were originally**Photons**' songs. Other notable members include Mark Ryan, ... Between December 1977 and January 1978, The**Photons**and The Moors Murderers, another one of Steve Strange's projects, were ...##### Lyman continuum **photons** - Wikipedia

Lyman continuum

https://en.wikipedia.org/wiki/Lyman_continuum_photons**photons**(abbrev. LyC), shortened to Ly continuum**photons**or Lyc**photon**, are the**photons**emitted from stars at ... as**photons**of lower wavelength (higher energy). Therefore,**photons**with energies above 13.6 eV are emitted by the combination ... Lyman continuum**photons**. Tololo-1247-232 - The second galaxy in the local universe that 'leaks' Lyman continuum**photons**. Pea ... The Lyman limit is at the wavelength of 91.2 nm (912 Å), corresponding to a frequency of 3.29 million GHz and a**photon**energy ...##### Lyman-Werner **photons** - Wikipedia

A Lyman-Werner

https://en.wikipedia.org/wiki/Lyman%E2%80%93Werner_photons**photon**is an ultraviolet**photon**with a**photon**energy in the range of 11.2 to 13.6 eV, corresponding to the ... A**photon**in this energy range, with a frequency that coincides with that of one of the lines in the Lyman or Werner bands, can ... In reference to the figure shown (click on the figure to zoom), Lyman-Werner**photons**are emitted as described below: A hydrogen ... Radiative decay (that is, decay into**photons**) from this excited state occurs rapidly, with roughly 15% of these decays ...##### **Photon** - Wikipedia

In fact, such

https://en.wikipedia.org/wiki/Photon**photon**-**photon**scattering (see two-**photon**physics), as well as electron-**photon**scattering, is meant to be one of ... Phonon Photography**Photon**counting**Photon**energy**Photon**epoch**Photon**polarization Photonic molecule Photonics Single-**photon**... Quotations related to**Photon**at Wikiquote The dictionary definition of**photon**at Wiktionary Media related to**Photon**at ... In physics, a**photon**is usually denoted by the symbol γ (the Greek letter gamma). This symbol for the**photon**probably derives ...##### Dark **photon** - Wikipedia

Like the ordinary

https://en.wikipedia.org/wiki/Dark_photon**photon**, dark**photons**would be massless. Dark**photons**were suggested to be a possible cause of the so-called ' ... Unlike ordinary**photons**, these models often feature a dark**photon**that is unstable or possesses non-zero mass, rapidly decaying ... Dark**photons**would theoretically be detectable by mixing with ordinary**photons**, and their subsequent effect on the interactions ... Dark**photons**were proposed in 2008 by Lotty Ackerman, Matthew R. Buckley, Sean M. Carroll, and Marc Kamionkowski as the force ...##### Dual **photon** - Wikipedia

In theoretical physics, the dual

https://en.wikipedia.org/wiki/Dual_photon**photon**is a hypothetical elementary particle that is a dual of the**photon**under electric- ... The dark**photon**is a spin-1 boson associated with a U(1) gauge field, which could be massless and behaves like electromagnetism ... The dark**photon**was first suggested in 2008 by Lotty Ackerman, Matthew R. Buckley, Sean M. Carroll, and Marc Kamionkowski to ... The only way to avoid the singularity is including a second four-vector potential, called dual**photon**, in addition to the usual ...