Theory of a filament initiated nitrogen laser
Webb10 apr. 2015 · We present the theoretical model for a single-pass, discharge-type standoff nitrogen laser initiated by a femtosecond filament in nitrogen gas. The model is based … WebbOne of the possibilities to initiate such standoff coherent source of radiation in the atmosphere can be provided by achieving population inversion and laser generation in …
Theory of a filament initiated nitrogen laser
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Webb5 apr. 2024 · Fouling remains a widespread challenge as its nonspecific and uncontrollable character limits the performance of materials and devices in numerous applications. … Webb12 juni 2009 · The formation of femtosecond laser filamentation is by now well understood. Filaments appear as a result of a dynamic interplay between self-focusing …
WebbScientific American laser could possibly provide, and I have seen only one or two reports of high-power nitrogen lasers that appear to operate in this regime. It is also possible, … WebbMethods. The 1,5-diaryl-3-oxo-1,4-pentadienyl pharmacophore was incorporated into a number of cytotoxins. Three of the resulting dienones, 2a, 2b and 2c, were tested for their antineoplastic potencies in a variety of human breast cancer-derived cell lines, including the triple negative MDA-MB-231 cell line and its metastatic variant, using a live-cell bio …
WebbIt is shown that laser action at 3371 Å terminates in times t < (τ32−1 + Y3)−1, where τ32 is the lifetime of the transition of C3πu → B3πg and Y3 is the electron depopulation rate … WebbMiguel Botto-Tobar Marcelo Zambrano Vizuete Sergio Montes León Pablo Torres-Carrión Benjamin Durakovic (Eds.) Communications in Computer and Information Science 1756 Applied Technologies 4th International Conference, ICAT 2024 Quito, Ecuador, November 23–25, 2024 Revised Selected Papers, Part II Com...
WebbIn nonlinear optics, filament propagation is propagation of a beam of light through a medium without diffraction.This is possible because the Kerr effect causes an index of …
WebbWe present the theoretical model for a single-pass, discharge-type standoff nitrogen laser initiated by a femtosecond filament in nitrogen gas. The model is based on the … bj\u0027s wholesale warehouse couponsWebbWe have studied several types of flat-plate-transmission-line pulse-excited nitrogen lasers. Experiments were carried over a wide variety of parameters such as laser-tube pressure, … bj\u0027s wholesale wappingers falls nyWebb13 apr. 2024 · The instability of a cryogenic 4 He jet exiting through a small nozzle into vacuum leads to the formation of 4 He drops, which are considered ideal matrices for spectroscopic studies of embedded atoms and molecules. Here, we present a He-density functional theory (DFT) description of droplet formation resulting from jet breaking and … bj\u0027s wholesale warehouse raleigh ncWebb15 dec. 2024 · The beginning may date back to the early works by Braun et al. in which optical beams of complex structures, such as the formation of focal light spots, the onset of transverse beam undulations, and the development of multiple beam filaments, are realized by interacting a low-power laser beam with a nematic LC [ 32, 33 ]. bj\u0027s wholesale utica nyWebb18 feb. 2016 · We experimentally investigate generation of nitrogen molecular ion ( ) lasers with two femtosecond laser pulses at different wavelengths. The first pulse serves as … dat lilly super influencerWebb19 jan. 2024 · Among them, nitrogen-containing heterocyclic molecules have a wide range of applications in medicinal chemistry and exhibit several biological functions, such as antibacterial, anticancer, and antimicrobial activities . 1–4 Among the many methods for preparing nitrogen-containing heterocyclic compounds, utilizing benzyne intermediates … datli crepes and wafflesWebb1 dec. 2014 · Laser filamentation in gases has been an active area of research for the past two decades 1,2,3.Thanks to the many unique properties of laser filaments, a wide range … dat load board abbreviations