Time-dependent diffusion equations.
![](https://i.ytimg.com/vi/oSgHxLl0KlM/mqdefault.jpg)
17:43
Ambipolar transport equation
![](https://i.ytimg.com/vi/bXDTViC0zfA/mqdefault.jpg)
12:58
Trump Gives Doozy of a Press Conference About Gaza & Ariana Grande Sings a Song She’s Never Seen
![](https://i.ytimg.com/vi/F1UcpkLVPLA/mqdefault.jpg)
24:21
Continuity equation for electrons and holes
![](https://i.ytimg.com/vi/cKIG1D-Ndz8/mqdefault.jpg)
10:33
Trump Shocks World with Plan to "Take Over" and "Own" Gaza, Undercuts "America First": A Closer Look
![](https://i.ytimg.com/vi/8X66rSkTauA/mqdefault.jpg)
9:59
Trump Proposes Gaza Takeover as GOP Tries to Defend Palestinian Relocation Plan | The Daily Show
![](https://i.ytimg.com/vi/i5qTDrVt0yE/mqdefault.jpg)
30:26
Inside Jehovas Zeugen | ARTE Re:
![](https://i.ytimg.com/vi/B11KHwyAn6E/mqdefault.jpg)
28:59
Metal semiconductor contact, tunneling barrier and specific contact resistance
![](https://i.ytimg.com/vi/eR-LrWfrXl8/mqdefault.jpg)
8:44