Added: 3 years ago
From: NatureVideoChannel
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  • What is he placing at 3:23? Sounds like he says "Sympta layer"

  • @Riskteven It's a scintillator.

  • @yanluo75 And what does that do?

  • @Riskteven , It's a device that contains a kind of material that, when hit by a specific kind of radiation (ionizing radiation, able to free electrons from materials they hit) generates a flash of light.

  • @yanluo75 Is that necressary for the actual X ray filming or is it only to make the rays visible on video?

  • @Riskteven It helps 'translating' the X-ray to visible light. It kind of works like this: X-rays are emitted, transverse the semi-vacuum, and hits the scintillator. The material then converts the invisible, high-frequency, high-energy x-ray into visible light (which is also radiation, only on a lower frequency.)

  • @yanluo75 And this will then be acquired on a photographic film or camera CCD, right?

  • @Riskteven Exactly! Think of it as something similar to an infrared camera. It converts infrared radiation to visible light, allowing it to be recorded, for example. in a nutshell, that's what Chandra, the telescope operated by Nasa, does: Generates images based on frequency shifting (X-Ray to visible light.)

  • @yanluo75 Thanks for all that information, and yes, there are lots of X-ray sources in space that are certainly interesting to explore.

  • This phenomenon, is an awe!

  • Oh.This is wonderful. Indeed an amazing stuff.

  • Amazing stuff!

  • Amazing stuff!

  • I don't know why people would dislike this. Sure there is different tastes in music and entertainment where others would love it and criticize others with a different taste with "why the dislikes?" but this is science, exploration and inventions... this is what has made and brought you knowledge about everything around you. There is no different tastes but rather acknowledging what is possible.

    Personally I find it extremely fascinating. :)

  • Would you guys please try the experiment without the tape by running just the motors and see what happens? Would you please let me know about the outcom? Thanks,

    James Guenes

  • never knew scintillation was this bright...

  • lol now makeing a large vacum and a gaint tol of tape XD

  • I hope those guys all were lead codpeices.

    Cancer of the balls is VERY likely if exposed to x-rays.

    they should wear lead-glass eye protection too unless they're fine with cataracts.

  • @Treblaine You have no idea what you are talking about :)

  • @cyberslick18 Yeah, I'm only studying Radiography at University, so I'd say I know more than the layman.

    I suppose they COULD deal with this dose (related to their age) if it was a one-off, but it is certainly very careless and should not be repeated very often. Do you know something I don't?

    It seems they are getting 500 mRads/hour. If that includes "soft" X-rays (probable due to lack of filtering) I don't see how they aren't at great risk of skin carcinomas and cataracts.

  • @Treblaine Well, first off, they aren't getting anywhere near 500mRads/hour, if you go to university you know how ineffective a hand held Geiger counter is. Burst radiation is not the same. Second, the rate at which triboluminescence diffuses has already proven to be extreme, which is clearly visible from the film they presented. Even inches from the source are no longer concentrated enough to pose risks.

    I should know, I'm in the video :)

  • @cyberslick18 Sure Mr Anonymous, you're in the video (sarc). Whatever you say buddy, you can claim what you like, why should I believe you?

    How is burst radiation not the same?

    How does it diffuse differently?

    You make a lot of unsupported and unexplained claims.

  • @Treblaine So did you. The burden of proof is on the accuser, not otherwise. If you were really a radiography student you wouldn't be asking such naive questions.

    I'm done here, no point in feeding trolls.

  • @cyberslick18 Hey, I'm not the one making outlandish claims, You're claiming to actually be IN this video yet refuse to prove let alone even indicate which one.

    It's not an "accusation" to recommend that people treat X-rays with care.

  • @Treblains, That was so damn stupid, you can't be a scientist to say something that damn dumb.

  • @Treblains, That was so damn stupid, you can't be a scientist to say something that damn dumb. Maybe your the battery changer for the cameraman. I could believe that with that ignorant quote about the burden of proof is on the accuser. I believe cyberslick18 is right. Now since you are making claims to be one of the scientist prove him wrong.

  • @cyberslick18 "I should know, I'm in the video :)" Hey cyberslick, who are you in the video?

  • @cyberslick18 Nice one! This reminds me of my mis-spent youth unraveling sellotape (I mean scotch tape) and watching the glow, much to my parents dismay...

    Can you rewind the tape and obtain a similar effect, or does it lose it's potency? Could you have the tape scrubbing backwards and forwards to generate x-rays, or can you only use the tape once?

  • ...That's.. Amazing!

  • i didnt get a single word they said

  • cool but i don't think they know what they're messing with. The unfiltered and un sheilede low energy beam is illegal, even in 3rd world coz it's so dangerous. I'm a radiographer so i know these things!

  • @Bobsypuff

    It's not like this is a nuclear bomb. It's tape.

  • @Ghebatta A conventional x-ray tube is nothing but a fancy lightbulb... it's still illegal to operate them without a licence not because they are expensive or complex but because ionising radiation is dangerous.

    But this is a bit of a dilemma, legislation acts as if ONLY x-ray tubes and similar and radio-isotopes can create ionising radiation. Not sticky tape.

    This is like discovering an everyday grocery product can function as a high explosive!

  • @Bobsypuff

    Arrest everybody at Christmas!

  • cool but i don't think they know what they're messing with. The unfiltered and un sheilede low energy beam is illegal, even in 3rd world coz it's so dangerous. I'm a radiographer so i know these things!

  • If you are exposed to alot of X-rays then it would probably prove fatal.Just like microwaves.

  • fascinating!

  • You can do a similar thing at home that produces light instead of x rays

    you put duck brand duct tape and stick it sticky side together and peel fast

  • Comment removed

  • @lmarias89 He might not have necessarily "stolen" it. Maybe he did it in science class? By stating something as a fact isn't stealing anything. You can't own facts.

  • i never said anything about, owning facts..... what i mean t to say was that he copied that from a video.... and just wrote it down what he saw...

  • I never knew household hacker did this so back off.

  • Yea sure, you the guy that loves a video about vegetables that look like penises just discovered the tape x-rays on your own.... HA!.... you aether saw it there or in other videos that liked you to this one....

  • thats awesome

  • Does that mean tape can kill humans if exposed to a lot of tape that is being unpealed

  • i don't think so, i think those x ray are not strong enough to rip off particle like gamma ray can do.

  • @lDeadLoss

    But only in a vacuum, and I think the vacuum would kill you first.

  • Can anyone tell what's this could be used for?

  • X RAYS maybe?

  • @Swashbucky it gives of energy in a form of what a xray uses which could be somehow used to collect energy and output it to a xray like image

  • I thought that shit exploded at 2:38

  • hahaha me too

  • I always had to be cautious during black and white film processing when peeling off the tape that holds a roll of 35mm photographic film to its spindle, because the little sparks that were generated could expose an adjacent section of film.

    Never considered x-rays...

  • I don't think a vacuum chamber is gonna be cheap in a developing country either! Good trick, anyway.

  • If you can create a vacuum in a container, then the vacuum chamber isn't necessary. What is required, however is a turbo pump to generate a good enough vacuum. I've found this so far from my current research as this is the topic of my research.

  • Good point.

    That made me wonder: when you peel tape, are you generating any kind of volatile particles out of the glue?

    If so, you'll probably need some sort of device to keep this pollution away if you want the X-ray emission to last longer.

  • Well.., these country's do suck!

  • @heathmoor You can use a hand pump or something and a glass jar.....

  • The problem is making them resealable. If you don't mind having to send it back to get refilled you could make them inside a CRT style glass bulb.

    We're a step away from a Polaroid style x-ray machine. Hmmm...

  • Today I did peel some tape in a dark room. I saw visible light in the place where the tape comes off from the roll. I did not have any equipment to detect x-rays though;)

  • I saw this phenomena more than a year ago when opening paper envelope. No vacuum chamber too though :-)

  • I just discovered the same thing last night.

    My envelope glows when I open it in the dark!!

  • It'll produce X-rays in a vacuum but in air the energy is released in the visible part of the spectrum which is lower energy than x-rays

  • your comment is missing something but your exactly right

  • What am I missing?

  • i do not know it s just a feeling you get

  • Really spectacular video of an amazing phenomena!

  • Great!

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