def anton_lamb_shift_plot(fig_width=9.0, fig_height=6.0): """reproduces coupling/lamb shift plot in Anton's paper""" pl=Plotter(fig_width=fig_width, fig_height=fig_height) EjdivEc=linspace(0.1, 300, 10000) Ej=EjdivEc*antonqdt.Ec #E0, E1, E2=antonqdt._get_transmon_energy_levels(Ej=Ej, n_energy=3) fq=antonqdt._get_fq(Ej) #anharm=(E2-E1)-(E1-E0) #E0p, E1p, E2p=antonqdt._get_lamb_shifted_transmon_energy_levels(Ej=Ej, n_energy=3) #anharmp=(E2p-E1p)-(E1p-E0p) #fq= (E1-E0)/h#qdt.call_func("fq", Ej=EjdivEc*qdt.Ec) coup=antonqdt._get_coupling(fq) ls=antonqdt._get_Lamb_shift(fq) line(fq/antonqdt.f0, 2.0*coup/(2.0*antonqdt.max_coupling), plotter=pl, linewidth=0.5, color="red", label=r"$\Gamma$, $N=10$") line(fq/antonqdt.f0, ls/(2.0*antonqdt.max_coupling), plotter=pl, color="green", linewidth=0.5, label=r"$\Delta$, $N=10$") #antonqdt.Np=3 Ej=EjdivEc*antonqdt3.Ec fq=antonqdt3._get_fq(Ej) coup=antonqdt3._get_coupling(fq) ls=antonqdt3._get_Lamb_shift(fq) line(fq/antonqdt3.f0, 2.0*coup/(2.0*antonqdt3.max_coupling), plotter=pl, linewidth=0.5, color="blue", label=r"$\Gamma$, $N=3$") line(fq/antonqdt3.f0, ls/(2.0*antonqdt3.max_coupling), plotter=pl, color="black", linewidth=0.5, label=r"$\Delta$, $N=3$") pl.set_ylim(-0.4, 1.0) pl.set_xlim(0.2, 1.8) pl.xlabel=r"$f_{10}/f_{IDT}$" pl.ylabel=r"$\Delta/\Gamma_{10}^{MAX}$" pl.legend(loc='upper right') return pl
def magabs_colormesh(self): pl=Plotter(fig_width=9.0, fig_height=6.0, name="magabs_{}".format(self.name)) pl, pf=colormesh(self.frequency/1e9, self.yoko, (self.MagdB.transpose()-self.MagdB[:, 0]), plotter=pl) pf.set_clim(-0.3, 0.1) pl.set_xlim(min(self.frequency/1e9), max(self.frequency/1e9)) pl.set_ylim(min(self.yoko), max(self.yoko)) pl.ylabel="Yoko (V)" pl.xlabel="Frequency (GHz)" return pl
def ifft_plot(self): pl=Plotter(fig_width=6, fig_height=4) line("ifft_{}".format(self.name), absolute(fft.ifft(self.Magcom[:,self.on_res_ind])), label="On resonance") line("ifft_{}".format(self.name), absolute(fft.ifft(self.Magcom[:,0])), label="Off resonance", color="red") pl.legend() pl.set_xlim(0, 100) pl.xlabel="Time (#)" pl.ylabel="Absolute Magnitude" return pl
def magabs_colormesh2(self, f0=5.35e9, alpha=0.45, pl=None): fq_vec=array([sqrt(f*(f-2*qdt.call_func("Lamb_shift", f=f, f0=f0, couple_mult=alpha))) for f in self.frequency]) pl=Plotter(fig_width=9.0, fig_height=6.0, name="magabs_{}".format(self.name)) pl, pf=colormesh(self.yoko, fq_vec/1e9, (self.MagdB.transpose()-self.MagdB[:, 0]).transpose(), plotter=pl) pf.set_clim(-0.3, 0.1) pl.set_ylim(min(fq_vec/1e9), max(fq_vec/1e9)) pl.set_xlim(min(self.yoko), max(self.yoko)) pl.ylabel="Yoko (V)" pl.xlabel="Frequency (GHz)" return pl
def ifft_plot(self): pl=Plotter(fig_width=6, fig_height=4) line("ifft_{}".format(self.name), absolute(fft.ifft(self.Magcom[:,self.on_res_ind])), label="On resonance") line("ifft_{}".format(self.name), absolute(fft.ifft(self.Magcom[:,0])), label="Off resonance", color="red") pl.legend() pl.set_xlim(0, 100) pl.xlabel="Time (#)" pl.ylabel="Absolute Magnitude" return pl #ifft_plot(s4a1_mp).show() #d.savefig("/Users/thomasaref/Dropbox/Current stuff/Linneaus180416/", "trans_ifft.pdf") #d.show()
def ifft_plot(self): pl = Plotter(fig_width=6, fig_height=4) line("ifft_{}".format(self.name), absolute(fft.ifft(self.Magcom[:, self.on_res_ind])), label="On resonance") line("ifft_{}".format(self.name), absolute(fft.ifft(self.Magcom[:, 0])), label="Off resonance", color="red") pl.legend() pl.set_xlim(0, 100) pl.xlabel = "Time (#)" pl.ylabel = "Absolute Magnitude" return pl
def magabs_colormesh(self): pl = Plotter(fig_width=9.0, fig_height=6.0, name="magabs_{}".format(self.name)) pl, pf = colormesh(self.frequency / 1e9, self.yoko, (self.MagdB.transpose() - self.MagdB[:, 0]), plotter=pl) pf.set_clim(-0.3, 0.1) pl.set_xlim(min(self.frequency / 1e9), max(self.frequency / 1e9)) pl.set_ylim(min(self.yoko), max(self.yoko)) pl.ylabel = "Yoko (V)" pl.xlabel = "Frequency (GHz)" return pl
def ifft_plot(self): pl = Plotter(fig_width=6, fig_height=4) line("ifft_{}".format(self.name), absolute(fft.ifft(self.Magcom[:, self.on_res_ind])), label="On resonance") line("ifft_{}".format(self.name), absolute(fft.ifft(self.Magcom[:, 0])), label="Off resonance", color="red") pl.legend() pl.set_xlim(0, 100) pl.xlabel = "Time (#)" pl.ylabel = "Absolute Magnitude" return pl #ifft_plot(s4a1_mp).show() #d.savefig("/Users/thomasaref/Dropbox/Current stuff/Linneaus180416/", "trans_ifft.pdf") #d.show()
def anton_anharm_plot(fig_width=9, fig_height=6): """reproduces anharm plot in Anton's paper""" pl=Plotter(fig_width=fig_width, fig_height=fig_height) #print qdt.f0*h/qdt.Ec, qdt.epsinf/3.72 #qdt.Np=10 #qdt.Ec=qdt.f0*0.1*h EjdivEc=linspace(0.1, 300, 3000) Ej=EjdivEc*antonqdt.Ec print antonqdt.C, antonqdt.C, antonqdt.Ec, antonqdt._get_Ec(antonqdt.C) print antonqdt.max_coupling, antonqdt.epsinf, antonqdt.f0*h/antonqdt.Ec E0, E1, E2=antonqdt._get_transmon_energy_levels(Ej=Ej, n_energy=3) anharm=(E2-E1)-(E1-E0) E0p, E1p, E2p=antonqdt._get_lamb_shifted_transmon_energy_levels(Ej=Ej, n_energy=3) anharmp=(E2p-E1p)-(E1p-E0p) fq= (E1-E0)/h#qdt.call_func("fq", Ej=EjdivEc*qdt.Ec) ls_fq=(E1p-E0p)/h #qdt.call_func("lamb_shifted_fq", EjdivEc=EjdivEc) fq2=(E2-E1)/h ls_fq2=(E2p-E1p)/h #qdt.call_func("lamb_shifted_fq2", EjdivEc=EjdivEc) line(fq/antonqdt.f0, (anharmp/h-anharm/h)/(2.0*antonqdt.max_coupling), plotter=pl, linewidth=0.5, color="black", label=r"$\Delta_{2,1}-\Delta_{1,0}$") line(fq/antonqdt.f0, (ls_fq-fq)/(2.0*antonqdt.max_coupling), plotter=pl, color="blue", linewidth=0.5, label=r"$\Delta_{1,0}$") line(fq/antonqdt.f0, (ls_fq2-fq2)/(2.0*antonqdt.max_coupling), plotter=pl, color="red", linewidth=0.5, label=r"$\Delta_{2,1}$") pl.set_ylim(-1.0, 0.6) pl.set_xlim(0.7, 1.3) pl.xlabel=r"$f_{10}/f_{IDT}$" pl.ylabel=r"$\Delta/\Gamma_{10}^{MAX}$" pl.legend(loc='lower left') #fq=qdt.call_func("lamb_shifted_fq", EjdivEc=EjdivEc) #line(EjdivEc, fq, plotter=pl, color="green", linewidth=0.5) #line(EjdivEc, E1p, plotter=pl, color="green", linewidth=0.5) #line(EjdivEc, E2p, plotter=pl, color="purple", linewidth=0.5) return pl
def magabs_colormesh2(self, f0=5.35e9, alpha=0.45, pl=None): fq_vec = array([ sqrt(f * (f - 2 * qdt.call_func("Lamb_shift", f=f, f0=f0, couple_mult=alpha))) for f in self.frequency ]) pl = Plotter(fig_width=9.0, fig_height=6.0, name="magabs_{}".format(self.name)) pl, pf = colormesh(self.yoko, fq_vec / 1e9, (self.MagdB.transpose() - self.MagdB[:, 0]).transpose(), plotter=pl) pf.set_clim(-0.3, 0.1) pl.set_ylim(min(fq_vec / 1e9), max(fq_vec / 1e9)) pl.set_xlim(min(self.yoko), max(self.yoko)) pl.ylabel = "Yoko (V)" pl.xlabel = "Frequency (GHz)" return pl