Author Topic: Fun for nerds  (Read 24097 times)

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Online RoGeorge

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Re: Fun for nerds
« Reply #75 on: November 23, 2019, 06:52:29 pm »
 8)  A new type of electronic component, the BiZen transistor:

[attach=1]

Circuit symbol for the Bizen (Bipolar-Zener) transistor showing the input which uses the quantum tunneling effect.  (Image: SFN)
https://www.eetimes.com/document.asp?doc_id=1335216#

https://hackaday.com/2019/11/23/new-part-day-the-bizen-transistor/



« Last Edit: November 23, 2019, 06:54:02 pm by RoGeorge »
 

Online RoGeorge

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Re: Fun for nerds
« Reply #76 on: November 25, 2019, 01:36:24 pm »
Stolen from de∫hipu:
 :D

Online RoGeorge

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Re: Fun for nerds
« Reply #77 on: November 30, 2019, 09:07:22 pm »


 8)

Online RoGeorge

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Re: Fun for nerds
« Reply #78 on: December 02, 2019, 08:30:40 pm »
Lab with a quantum computer:



(it only makes sense after reading their papers)  ::)

Online RoGeorge

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Re: Fun for nerds
« Reply #79 on: December 07, 2019, 03:20:24 pm »
A real tale with spies and physicists and H-bomb plans lost in a train.   8)
https://phys.org/news/2019-12-hydrogen-secrets.html

Original article
https://physicstoday.scitation.org/doi/10.1063/PT.3.4364
Same content, PDF magazine scan
https://physicstoday.scitation.org/doi/pdf/10.1063/PT.3.4364
« Last Edit: December 08, 2019, 02:58:19 pm by RoGeorge »
 

Online RoGeorge

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Re: Fun for nerds
« Reply #80 on: December 14, 2019, 03:56:27 pm »


 :o

Online RoGeorge

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Re: Fun for nerds
« Reply #81 on: December 20, 2019, 12:03:58 pm »


 ^-^

Online RoGeorge

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Re: Fun for nerds
« Reply #82 on: January 07, 2020, 07:25:40 pm »


 :o



About the same info as text:
https://hackaday.com/2020/01/07/the-oldest-nuclear-reactor-natures-2-billion-year-old-experiment/

A photo of such a nuclear reactor
Oklo: Ancient African Nuclear Reactors
https://apod.nasa.gov/apod/ap100912.html
« Last Edit: January 07, 2020, 07:38:14 pm by RoGeorge »
 
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Online RoGeorge

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Re: Fun for nerds
« Reply #83 on: January 09, 2020, 11:10:33 pm »


 :-+

Interesting paper about another subject, correcting RF leakage:
Scalar Network Analyzer Leakage Correction, by Ted Yapo
https://drive.google.com/file/d/132w56treJsABD6a_0f7Oilfb4Dvm1751/view
published in https://journal.hackaday.io/current

Online RoGeorge

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Re: Fun for nerds
« Reply #84 on: January 10, 2020, 10:41:56 pm »
[attachimg=1]

 ;D
 
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Online RoGeorge

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Re: Fun for nerds
« Reply #85 on: January 12, 2020, 09:48:15 pm »
Old gems:



 :)

Online RoGeorge

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Re: Fun for nerds
« Reply #86 on: January 17, 2020, 12:57:13 am »


 :)

Online RoGeorge

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Re: Fun for nerds
« Reply #87 on: January 28, 2020, 07:48:09 pm »
Q: - What animal gives milk?
A: - The fly.



 :o  Tsetse fly.

Online RoGeorge

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Re: Fun for nerds
« Reply #88 on: January 29, 2020, 04:38:54 pm »


Boston Dynamics' new year resolutions for 2020 are about making a business turn.
Better don't go into law enforcement, BD, don't go there.  ::)
 
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Online RoGeorge

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Re: Fun for nerds
« Reply #89 on: January 31, 2020, 11:46:02 am »


Waiting for the first Li-Fu battery in 3, 2, 1,  ;D
« Last Edit: January 31, 2020, 11:48:12 am by RoGeorge »
 

Online RoGeorge

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Re: Fun for nerds
« Reply #90 on: January 31, 2020, 11:55:34 pm »
Shhhhh!  Be vewy, vewy, quiet.
He's gonna say about some wabit.
:P


 
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Offline 1Ghz

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Re: Fun for nerds
« Reply #91 on: February 01, 2020, 10:22:03 am »


Very nice cover
 

Online RoGeorge

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Re: Fun for nerds
« Reply #92 on: February 10, 2020, 08:18:11 pm »
[attachimg=1]

 ;D

States of Matter by David L. Goodstein
 
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Online RoGeorge

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Re: Fun for nerds
« Reply #93 on: February 12, 2020, 02:44:15 pm »
The "Deep Look" team is usually doing videos like this:



now opening a new channel, "PBS Terra", about ANTARCTICA



Subscribed!   :)

Online RoGeorge

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Re: Fun for nerds
« Reply #94 on: February 16, 2020, 03:15:29 pm »


 :-DD

Online RoGeorge

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Re: Fun for nerds
« Reply #95 on: February 17, 2020, 02:42:47 pm »

Online RoGeorge

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Re: Fun for nerds
« Reply #96 on: February 23, 2020, 08:47:33 am »
[attachimg=1]

 ;D
 
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Online RoGeorge

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Re: Fun for nerds
« Reply #97 on: February 29, 2020, 02:18:26 pm »
The opposite of Microsoft Office is Macrohard Onfire.   :D

Online RoGeorge

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Re: Fun for nerds
« Reply #98 on: March 02, 2020, 08:16:35 pm »
What comes after USA?  USB.
 ;D

Online RoGeorge

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Re: Fun for nerds
« Reply #99 on: March 02, 2020, 10:45:30 pm »
Wanna see a rocket factory?   :)





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