Hf (Hafnium)?  high k dielectric oxide material is great...
On Dec 1, 2017, at 9:25 AM, David Hillman wrote:

> Here is the Element Quiz Question:
>
> The Question:
> This element was the last non-radioactive, non-synthesized, naturally
> occurring element with stable isotopes to be discovered. An alloy,  
> with
> this element as one of its primary constituents, was used for the  
> liquid
> rocket thruster nozzles on the main engine of the Apollo Lunar
> Modules. Compounds, which incorporate this element, are employed in  
> gate
> insulators in the 45 nm generation of integrated circuits by a  
> number of
> component fabricators. This element is pyrophoric—fine particles can
> spontaneously combust when exposed to air.  Which element is being
> described?
>
> The winner of the quiz will get the services of Clumpy and  
> Kloumpios for
> the first part of the week.
>
>
> So far Clumpy and Kloumpios have done the following:
>
> Past Quiz winners/tasks:
> Week 1 Ravinder Ajmani, Western Digital
> Week 1 Ron Feyereisen, SigmaTron Intl.
> Week 2 Louis Hart, Compunetics
> Week 3 Mark Kostinovsky, Schlumberger Ltd.
> Week 3 John Burke
> Week 4 Drew Meyer, Benchmark Electronics
> Week 5 No Winner - no correct responses!
> Week 6 Bhanu Sood, NASA
> Week 7 Keith Calhoun, Sopark Corp
> Week 7 Ian Fox, Rolls Royce
> Week 8 Leland Woodall
> Week 8 David Bealer, SMT
> Week 9 Tom Carroll, Boeing
> Week 10 Louis Hart, Compunetics
> Week 11 Tom Carroll, Boeing
> Week 11 Scott Decker, UTAS
> Week 12 Matthias Mansfeld, Mansfeld Elektronik PCB Design and Assembly
> Week 13 No Quiz,
> Week 14 Matthias Mansfeld, Mansfeld Elektronik PCB Design and Assembly
> Week 15 Bhanu Sood, NASA
> Week 16 John Maxwell
> Week 17 Leland Woodall
> Week 18 Leland Woodall
> Week 19 Tom Carroll, Boeing
> Week 20 Robert Kondner
> Week 21 Tom Brendlinger, ClearMotion Inc.
> Week 22 Carl Van Wormer, Cipher Engineering LCC
> Week 23 Juliano Ribeiro, DATACOM
> Week 24 Gerry Gagnon, FLIR Commercial Systems
> Week 25 Graham Collins, Sunsel Systems
> Week 26 Joyce Koo, IPC International
> Week 26 Todd MacFadden, Bose
> Week 27 Bhanu Sood, NASA
> Week 28 Leland Woodall
> Week 29 Mordechai Kirshenbaum
> Week 30 Leland Woodall
> Week 31 Leland Woodall
> Week 32 Steve Gregory
> Week 33 Leland Woodall
> Week 34 Jerry Dengler, Pergamon Corp
> Week 35 Frank Kimmey, VeriFone Inc
> Week 36 Graham Collins, Sunsel Systems
> Week 37 Richard "Dean" Stadem
> Week 38 Leland Woodall
> Week 38 Tom Carroll
> Week 39 Matthias Mansfeld, Mansfeld Elektronik PCB Design and Assembly
>
> Week 40 Leland Woodall
> - This week the boys will be helping me with Fall yard work.  If they
> finish in time, we'll also check out the speckled sea trout run  
> currently
> going on in Belhaven, NC.
>
> Week 41 Tom Carroll
> - Clumpy and Kloumpios can help with winter cleaning chores around the
> house. We just received our first blast of cold air today and it is
> expected to be colder tomorrow, so tell the boys to pack their winter
> suits. I need help removing air conditioners from windows and  
> sealing up
> some drafts around windows and doors. After that the boys can relax  
> and
> join me on a trip to Philadelphia to perform some FAA Conformities  
> next
> week. Do they like soft pretzels? The ones I get in Philadelphia  
> are great,
> especially when they are fresh out of the oven.
>
> Week 42 Matthias Mansfeld, Mansfeld Elektronik PCB Design and Assembly
> - assisted with ????
>
> Week 43 ????
> - assisted with ????
>
>
> I hope everyone has a awesome week and a wonderfully Thanksgiving  
> holiday.
>
> Dave Hillman
> Rockwell Collins
> [log in to unmask]