$500,000 of Calcium - Periodic Table of Videos

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  • čas přidán 27. 05. 2024
  • The rare isotope Calcium-48 plays a key role in the creation of superheavy elements. But it's not easy to obtain. Filmed at the Joint Institute for Nuclear Research, in Dubna, Russia.
    Featuring Professor Sir Martyn Poliakoff.
    See our elements inauguration video from Russia: • Elements Inauguration ...
    Oganesson: • Oganesson - Periodic T...
    Moscovium: • Moscovium - Periodic T...
    Tennessine: • Tennessine - Periodic ...
    Super Heavy Elements: • Superheavy Elements - ...
    Thermite: • Iron - Periodic Table ...
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    From the School of Chemistry at The University of Nottingham: bit.ly/NottChem
    Periodic Videos films are by video journalist Brady Haran: www.bradyharan.com/
    Brady's Blog: www.bradyharanblog.com
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  • Věda a technologie

Komentáře • 1,1K

  • @Starfuchs
    @Starfuchs Před 7 lety +4044

    $250/mg? So still only 1/10th of what printer ink costs

  • @applepiesleth1226
    @applepiesleth1226 Před 7 lety +2507

    $500 000 calcium vs. $5 calcium

    • @decepticonne
      @decepticonne Před 7 lety +263

      next week on buzzfeed

    • @adrianbornabasic7499
      @adrianbornabasic7499 Před 7 lety +143

      $150 000 asbestos vs. $10 asbestos

    • @Ballacha
      @Ballacha Před 7 lety +139

      Ronan Sandoval it's funny because your bottle of $5.00 calcium tablets probably contains a few hundred dollars worth of that $500,000 calcium 48

    • @TheNadude
      @TheNadude Před 7 lety +73

      Peida Li you'd have to extract the calcium 48 to make it that expensive

    • @decepticonne
      @decepticonne Před 7 lety +54

      Peida Li and my mechanical pencil's lead contains a few hundred dollars worth of graphene

  • @FredDufresne
    @FredDufresne Před 7 lety +497

    Periodic Videos is the opposite of click bait. They "bait" you with a catchy title, then give you the answer in the first minute and then give you even more interesting information for the next 8 minutes.

    • @static7793
      @static7793 Před 3 lety +1

      Wait a minute.. i thought i commented this. but i guess we have the same pfp

    • @FredDufresne
      @FredDufresne Před 3 lety +1

      @@static7793 Lol hi clone

    • @static7793
      @static7793 Před 3 lety +1

      @@FredDufresne lol i just realized this comment was 3 years ago, also, do you even know what our pfp means?

    • @FredDufresne
      @FredDufresne Před 3 lety +1

      @@static7793 One of the best games ever

    • @static7793
      @static7793 Před 3 lety +1

      @@FredDufresne oh yeah, KSP!

  • @00BillyTorontoBill
    @00BillyTorontoBill Před 7 lety +2078

    I love it.... 10 million dollars of equipment in a room and the pipes go through a DIY hole the wall...
    Russians dont care if anything looks pretty...just that it works.

    • @Jacob_graber
      @Jacob_graber Před 7 lety +240

      You just described every engineering lab ever, especially if there are students doing research there. This is what happens when you give utilitarian engineers space and money... Looks like chaos, but you can fit a lot more important stuff in a lab if you're not trying to be particularly clean.

    • @gantmj
      @gantmj Před 7 lety +55

      Slap some baby puke green paint on it, and it'll be fine.

    • @johnallardyce4164
      @johnallardyce4164 Před 7 lety

      *their

    • @raible9554
      @raible9554 Před 7 lety +29

      lol they have better jets then the u.s better tanks better submarines and better air defense systems and also don't forget better nukes

    • @LightYwins
      @LightYwins Před 7 lety +4

      I thought I was the only one that saw the hole lol

  • @hazzard77
    @hazzard77 Před 7 lety +763

    0:18 I like that precision drilled hole in the wall there

    • @kevinfrmkdz
      @kevinfrmkdz Před 7 lety +91

      hazzard77 quality work

    • @MrFujinko
      @MrFujinko Před 7 lety +89

      russia, my friend

    • @truetrueevil1
      @truetrueevil1 Před 7 lety +28

      Ruski Engineering. Ohhhhh yes

    • @C00LM4N
      @C00LM4N Před 7 lety +79

      What's the point of making it beatufil? (I'm russian)

    • @LeoAculaMiles
      @LeoAculaMiles Před 7 lety +51

      It is already beautiful

  • @gulsten
    @gulsten Před 7 lety +1991

    Next week on Codys Lab: Producing Calciumcarbonate with Calcium-48 from Milk

  • @_IHateHandles_
    @_IHateHandles_ Před 7 lety +734

    I'm just waiting for the headline that says 'Cocaine addict breaks into scientific facility, snorts $500,000 worth of Calcium-48' 

  • @mlucas4144
    @mlucas4144 Před 5 lety +50

    “You get the carbonate free” Lol I love the professor’s humor

    • @BillAnt
      @BillAnt Před rokem

      "The carbonate is extra bonus" make me lol

  • @JohnyAngelo
    @JohnyAngelo Před 7 lety +317

    In Russia when you build a brand new house, factory, lab.. it already looks 40 years old.

    • @ae4164
      @ae4164 Před 6 lety +58

      And when you need to run a pipe you just have Ivan smash the wall open with a sledgehammer.

    • @josefmuller86
      @josefmuller86 Před 4 lety +8

      Still looks better than hipster gentrified scandinavian style restaurant tho

    • @Lyosha9869
      @Lyosha9869 Před 4 lety

      mostly re bought building are built during the soviet union

    • @eclipsegfxable
      @eclipsegfxable Před 3 lety +1

      @@josefmuller86 Facts

    • @msresu
      @msresu Před 3 lety

      Actually it has to be more than 40 years old...at least 60 years old...this is something build in USSR time....and it is still working

  • @zyxzevn
    @zyxzevn Před 7 lety +57

    At the border:
    "Is that cocaine?"
    "No it is just Calcium"
    "Sorry, we have to open the package and take a sample"
    "Noooo"

  • @McMxxCiV
    @McMxxCiV Před 4 lety +24

    Nearly two and a half years since this video appeared and still no music videos with rappers flashing their calcium-48. I'm very disappointed.

  • @CommissarGamza
    @CommissarGamza Před 7 lety +489

    If you ate that bottle of calcium your skeleton would be like wolverines.

    • @bagster60able
      @bagster60able Před 6 lety +11

      P. Doherty not likely

    • @hamiltonharper
      @hamiltonharper Před 6 lety +32

      I wonder how much heavier would you be if you swapped all your existing calcium for this calcium 48?

    • @TheMacroSlacker
      @TheMacroSlacker Před 6 lety +10

      That math shouldn't be too hard to do. If you actually cared. Definitely not worth doing though.

    • @cobalt7530
      @cobalt7530 Před 6 lety +18

      hamilton harper you'd gain 3 grams for every kilogram of body weight. For example, a person weighing 70 kg would gain 210g.

    • @AD-pv7ub
      @AD-pv7ub Před 6 lety +3

      I calculated that 17 grams. But I'm half asleep and didn't bother to actually write anything down on paper, so I might be totally wrong there.

  • @josephskulan750
    @josephskulan750 Před 2 lety +4

    48Ca has other uses. In geochemistry 48Ca (usually along with 42Ca) it is used in Ca isotope "double spikes" for obtaining high precision measurements of calcium isotope ratios. In medical research it is used as a tracer for studying calcium metabolism. Another interesting feature of 48Ca is that it actually is very slightly radioactive, transforming to 48Ti by double beta decay with a half life of something like 6x10^19 years.

  • @SansaStarkofWinterfell
    @SansaStarkofWinterfell Před 7 lety +4

    I absolutely *love* watching Periodic Videos and the Dark Sky channel too. Smarter Every day and the Sound Traveler. I've learned *so* much from these 4 channels. The Professor and the people there as well as Destin from Smarter Every Day has been so entertaining and informative! Thank you everyone.
    🌾Be Blessed ღ 🌿

  • @Cusifaii
    @Cusifaii Před 7 lety +7

    Your passion for the field and for teaching is truly inspiring.

  • @czorgormez
    @czorgormez Před 7 lety +91

    i love russian style science. just broke the wall and continiue to build your scientific device. no big deal. at 0.18

  • @dannybarzilay1594
    @dannybarzilay1594 Před 4 lety +6

    CZcams recommended the highest quality calcium to me on spooky season...
    Thank you

  • @fonzworthbently885
    @fonzworthbently885 Před 6 lety +29

    Looks like cocaine finally has competition

  • @aidanjameson2521
    @aidanjameson2521 Před 7 lety +2

    The professor is the reason I'm getting a three in chemistry right now. I wish he was my professor.

  • @bewareofwil
    @bewareofwil Před 7 lety +1

    I like these videos, because they come periodically.

    • @parva777
      @parva777 Před 11 měsíci

      So fun ! Thank you !

  • @RyanPhoenixAZ
    @RyanPhoenixAZ Před 7 lety +80

    Only $2.5 million in sales per year with very few customers. For that reason I'm out.

  • @TsetsiStoyanova
    @TsetsiStoyanova Před 5 lety +56

    I cannot help but wander what all these elements taste like

  • @guitarz667
    @guitarz667 Před 7 lety +2

    So glad to see the prof still being awesome!

  • @Renzsu
    @Renzsu Před 7 lety +1

    That's why I love this channel, I would never have known this otherwise.

  • @inathh5243
    @inathh5243 Před 7 lety +102

    "It's also probably the most expensive compound you've ever seen. And it's right here."
    *_camera pans to pot of cocaine_*

  • @anishsaxena588
    @anishsaxena588 Před 7 lety +9

    When I saw Ca-48's relative abundance I wondered why it was so expensive, but then it all got sorted :)

  • @Seabass-a
    @Seabass-a Před 7 lety +2

    Thank you for taking the time to make this wonderful video, and for all the videos before.

  • @hashimgilani4336
    @hashimgilani4336 Před 3 lety

    You explain in such astonishingly plain words. Teachers are born and can not be created. Hats off to you sir.

  • @pacinpm2
    @pacinpm2 Před 7 lety +100

    Can you make Calcium-48 by bombarding Calcium-40 with neutrons?

    • @smartg27
      @smartg27 Před 7 lety +13

      It wouldn't be pure but you could make some more of it, Im no expert but it seems viable seeing as all of the isotoopes in between are relatively stable and calcium 49 would decay into argon.

    • @maxx_2245
      @maxx_2245 Před 7 lety +24

      Trevor Campbell it would take far, far too long to make even a gram of the stuff.

    • @MrAlyyk
      @MrAlyyk Před 7 lety +2

      I would love to know too.

    • @demonfedor3748
      @demonfedor3748 Před 7 lety +66

      Short answer:yes.Long answer:though you can theoretically make it,it would take ridiculous amount of time and effort to make even 1 mg of it(you would have to clean this up from radioactive isotopes and still separate Calcium-48). Conclusion:possible,but not worth it.

    • @lcbp2009
      @lcbp2009 Před 7 lety +23

      Probably but it would be stupid to do it like that if you want calcium 48. Because in the process you also make other isotope, so in the end you still need to seperate them.

  • @Karabetter
    @Karabetter Před 7 lety +3

    I would love to see some videos covering the chemistry of the advancements in the area of solid state batteries. :) The converse of putting energy into a system where the eventual outcome is to lose the energy in a wasteful "bang", but rather designing a "battery system" where you get the energy back most efficiently. In other words, help save the planet in spite of the oil-gas and military industrial complexes. ;)

  • @samsoncooper1
    @samsoncooper1 Před 3 lety +2

    £500 an hour just for the calcium, still cheaper than I expected when you brought on the 2g of calcium carbonate.
    The machine they use to make bigger atoms must be very efficient

  • @Havoc2003414
    @Havoc2003414 Před 7 lety +2

    His explanations are so easy to understand! Love it :)

  • @artman40
    @artman40 Před 7 lety +7

    Imagine how much Calcium-46 would cost!

  • @KnowArt
    @KnowArt Před 7 lety +5

    I hope this guy may still live for a long time

    • @parva777
      @parva777 Před 11 měsíci

      He is a pure "Gem" on this earth 🤩 !

  • @w0ttheh3ll
    @w0ttheh3ll Před 7 lety

    love the professors' enthusiasm and he's got a nice voice, too

  • @BlackDogBones1964
    @BlackDogBones1964 Před 5 lety +2

    I so want a autographed picture of this guy.. he rocks !!😎🎓

  • @HKpKsON
    @HKpKsON Před 7 lety +15

    0:18 When you see the bodge job on the wall in a nuclear research facility, you know it's Russian made.

  • @zazzy7681
    @zazzy7681 Před 7 lety +12

    I thought Russia had more snow than that.
    Great Videos, really miss being at UoN

  • @williamcowan4936
    @williamcowan4936 Před 6 lety +1

    i just wanna say THANK YOU for making these videos

  • @ronjacobsen3264
    @ronjacobsen3264 Před 7 lety +2

    love this professor and his videos wouldn't lectures with him be awesome?

  • @electronicsNmore
    @electronicsNmore Před 7 lety +4

    Great video!

  • @pourquoiunidentifiant
    @pourquoiunidentifiant Před 7 lety +6

    @PeriodicVideos
    Prof Poliakoff Looks very well thoses times :)
    we need more peoples like you on earth
    i have learn more in chemistry in 2 months of periodicvideos than all high school time i passed

  • @grapeshot23
    @grapeshot23 Před 7 lety +2

    I love your channel. Thanks for the lesson and please keep it up!

  • @iLoveTurtlesHaha
    @iLoveTurtlesHaha Před 6 lety +2

    Poor dude, he shakes so much he can't touch the bottle. I feel bad for him because he's probably really passionate about his craft and being in a situation where he is so close to something so rare but can't touch it must be heart wrenching. :(

  • @Jaydoggy531
    @Jaydoggy531 Před 7 lety +15

    $500,000 calcium? Good thing it's on sale at the pharmacy for buy one get one free this week. But you need to have the store's discount card to get the sale price.

  • @xelaxander
    @xelaxander Před 7 lety +15

    Still a better value than most military projects...

  • @corso4547
    @corso4547 Před 4 lety +1

    Very well explained, thank you very much.

  • @markwilliams5654
    @markwilliams5654 Před 7 lety +2

    thanks for sharing your knowledge with us

  • @lance3635
    @lance3635 Před 6 lety +44

    $500,000 for 2 grams is what I charge rich frat boys for my weed

  • @3bertface01
    @3bertface01 Před 7 lety +216

    what would happen if someone ate it?

    • @DeconvertedMan
      @DeconvertedMan Před 7 lety +21

      I was wondering that as well lol!

    • @gidopranger8489
      @gidopranger8489 Před 7 lety +66

      3bertface01 probably some kidney stones

    • @jonasga
      @jonasga Před 7 lety +170

      They would probably be targeted for a revenge killing for maliciously destroying an extremely expensive piece of Russian government property :P

    • @Hokunin
      @Hokunin Před 7 lety +42

      you acquire super powers

    • @davidonfim2381
      @davidonfim2381 Před 7 lety +157

      The same thing that would happen if you ate the same amount of egg shells or antacids.... not much. The calcium carbonate would react with the hydrochloric acid in your stomach and neutralize some of it (creating some water and CO2 in the process) , thus reducing the stomach's acidity. then it'd go into the intestines and some of it would be absorbed and used like regular calcium.
      You'd end up with a strange proportion of calcium isotopes in your body, but that would have no health effects at all.

  • @floorpizza8074
    @floorpizza8074 Před 7 lety

    Dr. Martyn Poliakoff: The only chemistry professor I've ever wanted to give a hug.

  • @Electronzap
    @Electronzap Před 7 lety +1

    Great video as always! My favorite part is the hole at 0:18 lol

  • @aetius31
    @aetius31 Před 7 lety +3

    Interesting, I always though that calcium metal production through thermite could not be acheived with oxides (judging by the Ellingham Diagram), that is why calcium sulfate/aluminium thermite is usually used instead.

  • @SoFZlodei24
    @SoFZlodei24 Před 7 lety +6

    Oh man, when was you in Dubna? I work in FLNR, but I didn't saw you.

  • @TheSkogemann
    @TheSkogemann Před 7 lety +1

    Great video! Very entertaining and educating!

  • @highsoap
    @highsoap Před 5 lety

    I'm glad the prof is showing some love for the nucleus too.

  • @nonofyabidnez5737
    @nonofyabidnez5737 Před 7 lety +5

    I think I understand.
    Basically it's magic!

  • @YouGenom
    @YouGenom Před 7 lety +11

    Yesterday at the subway station, a creepy guy in a black coat approached me and asked me if I need Ca48. I told him I am not interested. Then he insisted and offered 5g for $50. I refused him again... Damn, now I see this video.

  • @sunburntsatan6475
    @sunburntsatan6475 Před 7 lety +1

    When Oganesson-293 is considered "relatively stable" (due to usage of a doubly magic projectile nucleus) you know things are bound to get interesting.

  • @tijman1
    @tijman1 Před 7 lety +1

    I FELL in LOVE @ 3:22 !

  • @erictaylor5462
    @erictaylor5462 Před 7 lety +3

    Can you imagine, you just want a half million Pounds worth of calcium 48, and they misunderstand and bring you a half million pounds of the stuff that costs $250/mg?
    The joy of being English!

  • @masonacosta1360
    @masonacosta1360 Před 7 lety +53

    but will it make my ramen better

  • @garrettdaman1227
    @garrettdaman1227 Před 6 lety +1

    this was very informative thank you.

  • @4798alexander4798
    @4798alexander4798 Před 7 lety

    great explanations by the professor

  • @TheLambLive
    @TheLambLive Před 7 lety +6

    Don't let Keith Richards anywhere near that.

  • @jeremianlastly7668
    @jeremianlastly7668 Před 7 lety +78

    Haha at :18 you gotta love the Russians...
    We've run out of room for the super heavy element making machine comrade!
    Comrade pulls an RPG out of the closet and blows a hole in the concrete wall...
    Get back to work comrade! Continue into the next room!

    • @danem2215
      @danem2215 Před 6 lety +6

      Only in Russia could a prestigious laboratory not afford a half decent contractor

  • @mglenadel
    @mglenadel Před 7 lety +1

    OMG!!! Watch out for the Helvetica Scenario!!

  • @ULTD8
    @ULTD8 Před 7 lety

    great title + very enjoyable vid

  • @golf-n-guns
    @golf-n-guns Před 6 lety +4

    Why are small bottles of white powder so expensive?

  • @kapa1611
    @kapa1611 Před 7 lety +10

    why are the numbers 20 for protons and 28 for neutrons "magic"? what makes them more stable than other numbers?? :/

    • @kapa1611
      @kapa1611 Před 7 lety +2

      tell the professor to be more specific!!! xD

    • @erikeldh1533
      @erikeldh1533 Před 7 lety +3

      A magic number of neutrons or protons will result in a higher binding energy per nucleaon, think of it as the octet rule.

    • @CiroSantilli
      @CiroSantilli Před 7 lety +8

      en.wikipedia.org/wiki/Stable_nuclide#.22Magic_numbers.22_and_odd_and_even_proton_and_neutron_count mentions it a bit as well

    • @kapa1611
      @kapa1611 Před 7 lety +1

      thx for the link.. that makes things a little bit clearer

  • @seshachary5580
    @seshachary5580 Před 6 lety

    thank you. very educative. regards.

  • @8platypus
    @8platypus Před 6 lety

    i like the increased production value of these videos

  • @leocelente
    @leocelente Před 7 lety +47

    If they are just shooting the atoms and most of them don't hit the target. Can't they just recycle ?

    • @demonfedor3748
      @demonfedor3748 Před 7 lety +45

      They get lots of hits,but not much hits that count.Those that don't hit get deflected and start moving randomly hitting the walls of cyclotron.

    • @leocelente
      @leocelente Před 7 lety +11

      You're right. Thanks for the answer.

    • @ratpoutine
      @ratpoutine Před 6 lety +3

      It would be pretty much impossible to recover the stray calcium due to the vast space it could wind up in the cyclotron

    • @Sara-L
      @Sara-L Před 6 lety +3

      Not impossible, just very difficult.

    • @cleanerben9636
      @cleanerben9636 Před 4 lety

      You'd have to meltdown whatever the cyclotron is made of since the ions are travelling so fast they are probably stuck too far in the surface to just be washed off. It's more trouble than it's worth, and the target zone is worth far, far more than getting the calcium back.

  • @hgtube9308
    @hgtube9308 Před 7 lety +89

    I thought the thumbnail was coke.....BOY WAS I WRONG!!!!!

    • @sletharanamathine
      @sletharanamathine Před 7 lety

      H>UBE every one makes mistakes

    • @hgtube9308
      @hgtube9308 Před 7 lety

      スzyckon yes. hes pays me $10 for everytime i say it.

    • @ErwinSchrodinger64
      @ErwinSchrodinger64 Před 7 lety +1

      You can still sniff the calcium.

    • @Thoran666
      @Thoran666 Před 7 lety

      I'd still snort it just to know that I'd have about 250,000$ inside me :D

    • @bcubed72
      @bcubed72 Před 7 lety +1

      *"You can still sniff the calcium."*
      Well, calcium carbonate is essentially rock dust, so I doubt you'd enjoy snorting it...like chopping out a line of The World's Most Expensive Concrete...

  • @PinkChucky15
    @PinkChucky15 Před 7 lety

    Awesome! Great video :-)

  • @darkgeologist
    @darkgeologist Před 3 lety

    i really enjoied , wow , i love this man!

  • @jhbonarius
    @jhbonarius Před 7 lety +3

    I can imagine that Ca-48CO3 is heavier then Ca-40CO3. Why can't they just use a (ultra)centrifuge to separate the Ca-48 from the Ca-40?

    • @bloogaming8827
      @bloogaming8827 Před 7 lety +12

      That would only work if they had all loose atoms. But the crystals contain both 48 an 40. The centrifuge can't rip apart the crystals. It's like centrifuging ice to try and get a little piece of sand out of it.

    • @sfs_matt4783
      @sfs_matt4783 Před 2 lety

      The professor gave the reason. Calcium doesn't have a gaseous compound, so it can't be separated in a centrifuge. Uranium does have a compound that is a gas, so it can. However, in some ways the separation uses the same principles, but using a magnet. The calcium is effectively gasified by turning it into ions in a vacuum chamber.

  • @pacinpm2
    @pacinpm2 Před 7 lety +8

    Can LHC be used to synthesize of heavy atoms?

    • @pleasedontwatchthese9593
      @pleasedontwatchthese9593 Před 7 lety

      I am wondering this too

    • @lcbp2009
      @lcbp2009 Před 7 lety +7

      I doubt it, it is call large HADRON collider not large atoms collider :D for example a proton or a neutron is a hadron. So I don't think the LHC can be used to synthesize heavy atom considering heavy have at least a few hundred hadron.

    • @natejennings4107
      @natejennings4107 Před 7 lety +1

      Żółć I believe the equipment they use is not exactly compatible with the size of the particles used in elemental synthesis.

    • @eivilcow33
      @eivilcow33 Před 7 lety +3

      They could, but it is more designed to collide individual particles rather than particles with a target. Also the detector is designed to look at the resulting shower of exotic particles that escape after two particles hit each other with 12TeV of kinetic energy. I'm sure it could handle the calcium, but larger particles like californium might be a bit tricky to use...

    • @lcbp2009
      @lcbp2009 Před 7 lety +2

      @Eivilcow: No they can't aside from the size which is hundred times bigger than a hadron, you also need a charged particle so that the magnet can bend the trajectory of the particle. So an atom is out of the question, an ion maybe...
      edit: actually an ion is ok, the ALICE experiment is an ion collider, although atom is still out of question.

  • @actuallyjohnwick1933
    @actuallyjohnwick1933 Před 4 lety +2

    Well boys, who's up for a spooktober heist

  • @DeBoswachter
    @DeBoswachter Před 7 lety

    Very interesting! thank you

  • @Gilgwathir
    @Gilgwathir Před 7 lety +3

    First I was like: No, this facility deosn't look ru … oh there is a masive hole in the wall. Tbh they got it right :-)

  • @VerdeNortePR
    @VerdeNortePR Před 7 lety +3

    i wonder how Mr. White and Jesey could use this Ca48.

  • @marksmithwas12
    @marksmithwas12 Před 4 lety

    The way he talks about Calcium 48, it's importance, how to make it etc reminds me of a speedrunner talking about how they're going to beat a video game using an exploit, how it works and why

  • @gl1500ctv
    @gl1500ctv Před 7 lety

    0:45 You mean super-heavy elephants? I loved that slip in the original!

  • @EspCulo
    @EspCulo Před 7 lety +4

    Mr. Bones wishes you strong bones

  • @invisi-bullexploration2374
    @invisi-bullexploration2374 Před 7 lety +14

    Are they taking proper precautions to avoid a Helvetica Scenario?

    • @champagnerocker
      @champagnerocker Před 7 lety +4

      I want to see a discussion on calcium's sister element. Ca-42 intelligent calcium ;o)

    • @artistcaleb
      @artistcaleb Před 7 lety +4

      A small pile of calcium powder appeared in our living room about a week back, I tested it and found it to be heavily saturated with helium gas, I estimated it to have been initially introduced to at least a factor of 10QPS, putting the midpoint somewhere in Russia. So I had a "yep I knew it" moment when I saw this video. I doubt they are taking precautions.

    • @andreatomassini202
      @andreatomassini202 Před 7 lety +3

      the Helvetica Scenario is a work of fiction, those are real scientists who know their stuff, I wouldn't be worried.

  • @boilpoil
    @boilpoil Před 7 lety

    I'm a bit curious. I have learnt that reactivity of metals go in the order K>Na>Ca>Mg>Al..., so why would aluminium powder have a higher affinity for the oxygen?

  • @jacobcot
    @jacobcot Před 7 lety +1

    I never thought I'd see my college tuition sitting in a tiny vial.

  • @EPIC1827
    @EPIC1827 Před 7 lety +17

    Who wants to get into the Calcium-48 business with me?

  • @VoidUnderTheSun
    @VoidUnderTheSun Před 7 lety +16

    thank mr skeltal

  • @douro20
    @douro20 Před 6 lety

    The yellow machine shown here at the SU-20 facility of Elektrokhimpribor is a calutron, an enormous mass spectrometer whose sole purpose is the separation of atomic isotopes which cannot be separated using gaseous diffusion or gas centrifugation. It was originally used for the enrichment of uranium.

  • @johnnybro13
    @johnnybro13 Před 7 lety

    great video

  • @Bludgeoned2DEATH2
    @Bludgeoned2DEATH2 Před 7 lety +3

    Dr. Poliakoff is a lefty? :o

  • @2Cerealbox
    @2Cerealbox Před 7 lety +6

    That's the most expensive white powder I've come across.

  • @renz-ey707
    @renz-ey707 Před 7 lety +2

    Hey Brady, I love your work here and on numberphile I think you always ask good questions.
    Professor Poliakoff, you have an outstanding mind and I love learning from these videos.
    This may be silly, but if a substance like water is put into a vacuum chamber then the water will freeze, right? But when I think of atoms and molecules in a vaccum I would picture them expanding away from each other into the open space around them forming a gas. I guess I don't understand because I have difficulty imagining it happen any other way.

  • @rkpetry
    @rkpetry Před 7 lety +2

    Sidebar question: Ca-48 is naturally occurring in limestone but its decay is a billion-times slower than thorium, but its energy is enough and its abundance is enough, that it should cause scintillations in the dark-have you looked....

    • @douro20
      @douro20 Před 4 lety

      You'd probably have to spend nearly an hour in the dark and be looking at the thing constantly...

  • @JakeTheBear1
    @JakeTheBear1 Před 7 lety +3

    Awww why not allow the professor to touch something so interesting? 😥

  • @HeyRussianCommissar
    @HeyRussianCommissar Před 7 lety +3

    I would trade my Lamborghini for that

  • @perokb24
    @perokb24 Před 7 lety

    this thumbnail is genius!

  • @harmstrongg
    @harmstrongg Před 6 lety

    Not even a chemist but I love these videos