https://github.com/schmidtlab-northwestern/Contreras-2023-M2-Phototransduction
Tip revision: 08b85bafe51e5fc3bca8ef8ccffe350af1201db7 authored by schmidtlab-northwestern on 16 October 2023, 21:22:05 UTC
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Tip revision: 08b85ba
Rm_Capacitance.m
close all;
clear all;
filename = 'filename';
filename2 = strcat(filename,'.abf');
[samples,period,f] = abfload(filename2);
fsamp = 1/(period/1000000);
baseline_subtract = mean(samples(2500:2900,1));
new_samples = samples - baseline_subtract;
delta_I = mean(new_samples(1:900)); %calculate deltaI in pA
delta_V = 10; % 10mV voltage step
Rm = (delta_V/delta_I) * 1000; % convert to MOhms
cap_samples = new_samples(1087:3000,1);
area = trapz(cap_samples)/100;
capacitance = (area/10)*-1; % capacitance in pF
output = [Rm capacitance];