https://en.wikipedia.org/wiki/Capacitor#Current_and_voltage_reversal

https://en.wikipedia.org/wiki/Reflection_phase_change#Electrical_transmission_lines

;broken / open line: A [[transmission line]] terminated with an open circuit is the [[Duality (electrical circuits)|dual]] case; the voltage wave is shifted by 0° and the current wave is shifted by 180°.

https://en.wikipedia.org/wiki/Power_gain

needs a subtopic of...
one-port power gain

https://en.wikipedia.org/wiki/Open-loop_gain

infinite open-loop gain

https://en.wikipedia.org/wiki/Inrush_current

https://commons.wikimedia.org/wiki/File:Inrush_current.gif

reversed time; reversed or negated damping

https://en.wikipedia.org/wiki/Two-port_network

definition; oops!

half-port network

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https://en.wikipedia.org/wiki/Open-circuit_voltage

https://en.wikipedia.org/wiki/Category:Electrical_parameters

https://en.wikipedia.org/wiki/Admittance