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quant-ph2016★ 9 cited
The paradoxical zero reflection at zero energy
Zafar Ahmed, Vibhu Sharma, Mayank Sharma +3
Usually, the reflection probability of a particle of zero energy incident on a potential which converges to zero asymptotically is found to be 1: . But earlier, a pa…
quant-ph2016★ 10 cited
Revisiting double Dirac delta potential
Zafar Ahmed, Sachin Kumar, Mayank Sharma +1
We study a general double Dirac delta potential to show that this is the simplest yet versatile solvable potential to introduce double wells, avoided crossings, resonances and perf…