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pile-up_effect
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{{tag> TCSPC pile-up dead_time}} ~~TOC~~ ====== Pile-Up Effect ====== The Pile-Up effect describes the effects of photons lost at high photon count rates due... etect only one photon after one laser shot. "Pile up" describes the effects of photons lost at hight p
asymptotic_standard_errors
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parameter axis. We then calculate the reduced X<sup>2</sup> for this new paramter set. By iterating this procedure we get X<sup>2</sup> as a function of the parameter of interest. The intersection points of this function with a g
t3-mode
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d to a sync signal. As far as the experimental setup is concerned, this is similar to histogramming mo... . The main objective is to allow high sync rates (up to 84 MHz) which could not be handled in T2 Mode.... nted by four bits in each TTTR record, that allow up to four routing channels to be distinguished. How... er record is inserted in the data stream, so that upon processing of the data stream a theoretically i
differential_count_rate
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{{tag> pile-up dead_time IRF differential_countrate}} ====== Differential Count Rate ====== Ideally,... various counting losses.(E.g. to avoid the [[pile-up effect]]). However, for an IRF measurement the sa... / = 100 000 counts ⁄ (10 000 000 pulses · 150·10<sup>-12</sup> second) ≅ 66 666 667 cps This is still just an optimistic approximation based on an averag
t2-mode
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ber and 28 bits for the time-tag. Routing is not supported. If the time tag overflows, a special overf... er record is inserted in the data stream, so that upon processing of the data stream a theoretically i... ]] (First In First Out) buffer capable of holding up to 256 k event records. The FIFO input is fast en... the full speed of the time-to-digital converters (up to 10 Mcps each). This means, even during a fast
support_plane_analysis
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====== Support plane analysis ====== The support plane analysis is used for analysing [[fitting]] parameter err... umerical noise and is imprecise. Furthermore the support plane analysis is limited to [[least squares]
chi_square_management
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====== Chi square ====== The (normalized) χ<sup>2</sup> (read: chi square) is the optimization parameter for [[least squares]] fitting (for a defini
tttr
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oducts:PicoHarp 300]] [[Products:HydraHarp 400]] support TTTR mode measurements. With the the [[Produc... p 400]] and their included software, analysis is supported mainly by the [[software:SymPhoTime]] softw
aotf
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ried between 0% and 80%. Beyond that, you could superpose more than one sound signal and produce inte
bifl
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ample, results in a lifetime histogram. BIFL is supported by the [[software:SymPhoTime]] software, al
bootstrap
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rap method makes far less assumptions than the [[support plane analysis]] and thus can be applied even
cfd
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and some of the random background signal can be suppressed. This cannot not be achieved with a simple
dead_time
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lost. This leads to the so called [[glossary:Pile-up Effect]]. Note that not only TCSPC devices but a
hybrid_pmt
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rate. The detector includes a high voltage power supply and pre-amplifier with overload protection and