Bandgap (eV),External radiative efficiency,Reference,Alternate material,Alternate material ERE,Alternate material reference,,,,, 0.67,0.001, [3],,,,,,,, 0.74,0.0095, [22],,,,,,,, 0.79,0.0016, [3],,,,,,,, 0.94,0.017, [22],,,,,,,, 0.98,0.001, [3],,,,,,,, 1.05,1.85E-05, [3],,,,,,,, 1.1,0.0172, [3],,,,,,,, 1.12,0.004," [22] "," Si ",0.0323,[3],,,,, 1.24,0.0181,[3]," GaInAs ",0.008," [3]",,,,, 1.3,0.0277," [3] "," GaInAs ",0.0138, [3],,,,, 1.39,0.0264, [3],,,,,,,, 1.4,0.0983, [3],,,,,,,, 1.41,0.0436, [3],,,,,,,, 1.42,0.225, [2],,,,,,,, 1.54,0.0018, [22],,,,,,,, 1.57,0.0056, [3],,,,,,,, 1.73,0.0092, [3],,,,,,,, 1.78,0.0065, [3],,,,,,,, 1.81,0.08,[21],,,,,,,, 1.91,0.0752, [3],,,,,,,, 1.94,0.081, [3],,,,,,,, 1.99,0.0078,[20],,,,,,,, 2,0.0794,[20],,,,,,,, 2.01,0.0393,[20],,,,,,,, 2.02,0.0391,[20],,,,,,,, 2.03,0.0842,[20],,,,,,,, 2.05,0.0191,[20],,,,,,,, 2.1,0.0027, [3],,,,,,,, 2.11,2.70E-06, [22],,,,,,,,