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base_resistance = ( Cut-off frequency/(8*3.14* Maximum frequency of oscillations^2* Collector frequency capacitance)).Calculated (a) quantum efficiency and (b) responsivity as a function of incident. Derivation using a rectangular waveguide For a rectangular waveguide with height b, width a and length d, the mode of propagation with the lowest cut-off frequency is the TE 10 mode. Bandgap energy and corresponding cutoff wavelengths of Hg1xCdxTe. max_freq_oscil = sqrt( Cut-off frequency/(8*3.14* Base resistance* Collector frequency capacitance)) The cut-off frequency is approximately the frequency at which the maximum height or width, a, is equal to a half-wavelength.collector_depletion_layer_charging_time = Emitter to collector delay time-( Collector depletion layer transit time+ Base transit time+ Emitter-base junction charging time).collector_depletion_layer_transit_time = Emitter to collector delay time-( Collector depletion layer charging time+ Base transit time+ Emitter-base junction charging time).base_transit_time = Emitter to collector delay time-( Collector depletion layer transit time+ Collector depletion layer charging time+ Emitter-base junction charging time).emitter_base_junction_charging_time = Emitter to collector delay time-( Collector depletion layer transit time+ Collector depletion layer charging time+ Base transit time).microwave_cut_off_freq = 1/(2*3.14* Emitter to collector delay time).We can use 10 other way(s) to calculate the same, which is/are as follows. high conversion efficiency, the cutoff wavelength of the photovoltaic cell should closely. Cut off wavelength is determined by band gap energy Eg of a material. The highest bandwidth is known as cut-off wavelength. How do I calculate bandgap of particles from uv vis absorption spectra of. Calculated alloy stability curves for In-Al-As-Sb system (from. A cut of the wavelength of any photodetector can be defined as if any particular semiconductor can be absorbed photon over a limited wavelength range. In this formula, Cut-off frequency uses Emitter to collector delay time. How can I locate and what is the cut-off wavelength of semiconductor material.