Michael Ocheje

4 Questions 7 Answers 0 Followers

Questions related from Michael Ocheje

Does it matter that kind of Silicon dopant for use as substrate in OFET fabrication?

I'm attempting to fabricate OFETs using p-type, Boron-doped silicon wafers as the gate electrode. My materials are p-type and my source and drain are made of gold. Before deposition of my...

17 August 2019 7,416 4 View

How can I stannylate a thiophene at the 2-position that has an amide at the 3-position?

I'm trying to stannylate a thiophene at the 2-position with an amide side chain already at the 3-position. I've tried both metalation with n-BuLi and lithium-halogen exchange by first brominating...

01 October 2017 4,658 2 View

I keep getting the error, " No empirical dispersion with PBC. Error termination via Lnk1e" when submitting dispersion corrected PBC calculation?

The PBC calculation is on a polymer chain in which non-covalent interactions is important. I'm attempting to calculate the crystal geometry, lattice parameters, and overall crystal packing. I'm...

03 May 2017 6,991 2 View

I'm trying to brominate a functionalized Diketopyrrolopyrrole with NBS and have been getting yields of less than or around 10%. Any suggestions?

-Tried using anhydrous chloroform -Tried both NBS and recrystallized NBS (though, the recrystallized NBS has a slight yellow tinge for some reason) -The procedure I've been following for the most...

14 January 2017 9,531 9 View