voici un petit message qui aurai du etre lu par mon bien aimé

Date 15/04/2018 11:39

[B]Improved nuclear Energy through ping pong[/B]

It readily blasts a hole at a ping pong paddle. Additionally, it shows a revolutionary means to harvest atomic energy.

The laboratory is deep-space silent. A very long, narrow hallway hung with fluorescent lighting extends into my left. Four or five doorways disrupt the circulation of drywall. Some of these doors are available, the occupants of those chambers within out now in the hallway and staring, ears plugged in anticipation. A tech flips a little lever to activate the vacuum pumps in an 18-foot cannon that's tented in bulletproof polycarbonate. He is dressed casually in dark jeans and a black lady, an ID card coolly clipped into his trousers. He wears apparent safety glasses and vivid reddish protective headset. Much like the scientists down the hallway, he's a part of Intellectual Ventures at Bellevue, Washington--a skunkworks made by Nathan Myhrvold (Microsoft's former chief technical officer and also a small mad scientist), that pays a portion of the cleverest physicians, biologists, chemists, atomic scientists, demolition specialists, and hackers to work together to make fantastic things. Matters like the cannon we are going to fire, which shows technologies that may change the atomic energy market at  .

The pumps chitter away, sucking air out of the barrel. That is the key to breaking the sound barrier using a ping pong ball. If any atmosphere were left in the front of the ball, then it might crush the ball below the force of this acceleration. I press on a button to launch 400 psi of helium gas to the accumulator. The breech is filled along with the silence yields--till I shout "Fire in the hole!" And press the red fire. A shattering ka-BAWOOOMM roars throughout the laboratory complex. The odor of smoke strikes my nostrils. Splinters burst anywhere, crashing to the plywood backstop and bulletproof defense panels. They arrived in the ping pong paddle mounted two inches before the cannon. This paddle, a multilayered rubber-and-wood Stiga, currently !!!include!!!s a ping-pong-ball-shaped hole through its centre. Considering the tiny yellow ping pong ball was traveling at Mach 2.09, the paddle did not have a opportunity.

The cannon is a jolt, actually--something to find prospective investors excited about this tech. Following our evaluation flame, the scientists at the hall are cheering. This is not just function.

Traditional reactors use layouts which remain essentially unchanged since the 1950s. They need expensive enriched uranium and regular gas fluctuations. The Intellectual Ventures design, by a spinoff named TerraPower, utilizes unenriched uranium and requires fuel affects every ten decades.

What does all of that have to do with ping pong? Envision the ping pong ball is a neutron. At a conventional reactor, a neutron knocks to an effluent and releases two or three neutrons, making warmth in a gradual chain reaction (see right). From the TerraPower reactor, that neutron travels much more such as the ping pong ball in an insanely large speed. It bashes to atoms, freeing neutrons such as the shards that fly out of the ping pong paddle--as many as six each crash. Those neutrons retain the majority of the rate of their very first and move on to induce crashes of the own, freeing more neutrons and continuing the series reaction with exponentially greater efficacy. The design, known as a Traveling Wave Reactor, unlocks roughly 30 times more energy, generates three to six times less waste, enhances safety, also, TerraPower asserts, will finally remove the need to utilize enrichment. Additionally, it manages to use the plutonium made without needing to remove it in the response and process it, so the technology can be shared with fictitious countries without stressing that it'd be weaponized. (If the plutonium never comes from this machine, it can not be set in a missile). Check more information on  

Together with our evaluations completed, the investigators return to the labs to operate on the upcoming great job. 3ric Johanson (not a typo, he is a hacker and engineer), who worked on the cannon, turns to me with happiness. Even if there had not been a nuclear job, he states, "we'd have left the cannon anyhow, simply because it's cool" The team plans for the tech to be usable by 2027. Meanwhile, they will do a great deal of testing of their ping pong cannon. Whether they need.

U-235 is your enriched uranium isotope. It is easily divided by means of a neutron moving at slow pace. After the neutron strikes the uranium atom, the atom divides into two fission products and releases two to three neutrons. One of these neutrons may be consumed by unenriched uranium, U-238. An individual may hit the other U-235 atom to keep the chain reaction. And others will flow out and no more contribute to the procedure. Enriched U-235 atoms have to be inserted to continue the response. If a lot of U-238 atoms are found, the response will perish.

Neutrons in quick reactions go far faster since they use liquid metallic sodium as coolant rather than water. Sodium atoms are thicker than the atoms in water, therefore neutrons bounce from these tougher and keep their pace. When a neutron strikes a U-235 quadrant, the greater speed releases three to six neutrons. In accordance with Nick Touran in TerraPower, one strikes a U-235 atom to keep the response.

Find us on twitter now:  

Two or three struck U-238 atoms and convert them into plutonium. The rest are missing. Slow reactions do not have lots of added neutrons, therefore U-238 atoms are seldom hit with a different. But in quick responses, free neutrons divide the plutonium atoms, release more neutrons, and keep the response--without needing to eliminate the plutonium in the method of purification.

1 messages - Page 1 sur 1 

Une seule page de résultat.

Poster une réponse

Relatif : voici un petit message qui aurai du etre lu par mon bien aimé

Et si vous étiez un personnage littéraire ?
par dans-la-lune le 08/05/2013 13:09 - Lu 953 fois
j'aurai bien aimé être le petit prince de saint-exupéry, le monde dans lequel vie le personnage est tellement poétique mais en même temps si vrai, c'est vraiment...
l'harmonica te changera la vie mec
par le 24/04/2010 14:28 - Lu 165 fois
parce que je suis gentil, je vais répondre =) À mes 6 ans j'en ai eu un, malheureusement perdu. il y a des personnes qui tirent de ce petit objet un très joli son, j'aurai...
Le mot sans fin
par ptitgars1986 le 24/06/2014 22:24 - Lu 86501 fois
hallo > > wolfjay, j'aurai préféré que tu dise 'victor' car ça aurai fait un petit jeu de mot avec 'pôle' --> paul emile victor : grand explorateur des...
Reaction a chauds sur les Elections
par le 22/04/2007 23:56 - Lu 140 fois
j'aurai aimé un sarko/lepen, mais voici les estimations tsr n. sarkozy: 29,4% s. royal: 26,2% f. bayrou: 18,6% j.-m. le pen: 10,8% o. besancenot: 4,7% ph. de villiers:...
Ma lettre est faite mais j'ai besoin de votre avis...
par James_25 le 22/09/2010 15:12 - Lu 614 fois
un petit message pour dire que tout va bien il a donné sa lettre et il a reçu un sms de son père plutôt positif il rentre à 18 h j'aurai plus d'information...

Infos et prévention


  Jamey Rodemeye - The Edge Of Glory.. RIP
Ajouté le 23/09/11
Affichée 1886100 fois
2 votes, 5/5
  Extrait du Petit Journal - Opérations de tractage parfois difficile
Ajouté le 16/01/13
Affichée 1832279 fois
24 votes, 5/5
  Elie Semoun - Les belges
Ajouté le 10/09/11
Affichée 1889553 fois
2 votes, 5/5
  J'ai cru entendre... je t'aime ?
Ajouté le 06/04/11
Affichée 1945432 fois
9 votes, 5/5
  La dernière chanson de Sexy Sushi
Ajouté le 21/01/13
Affichée 1831305 fois
13 votes, 5/5

Les News

« Sa raison d'être » : un téléfilm... Cette année, France 2 remontera le temps et assimilera « homosexualité » au « Sida »  
Croix-Rouge française: 150 ans... La Croix-Rouge française fête cette année ses 150 ans; Qu'est ce que la Croix-Rouge française ? Comment peut-on devenir bénévole au sein de celle-ci ? Quels sont les domaines d'actions que celle ci réalise en France? Autant de questions que vous vous posez, ne cherchez plus, voici quelques réponses à celles-ci !  
Doris Darling, une comédie... Au Théâtre du Petit Saint-Martin se joue un spectacle décapant qui passe au vitriol le monde des paillettes et du journaliste people : Doris Darling.