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tv   Elementary Particles  Deutsche Welle  March 14, 2024 10:15pm-11:01pm CET

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last august to undergo months of restoration at the brooklyn navy yard. the concord was once the fastest commercial aircraft in the world dw news. we'll see you right here again tomorrow. what caught tires have to do with the production? here's a hands on the real me indeed much. now on youtube, the our universe, our planet, or even ourselves. everything is made up of the same components of
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elementary particles. if we take a person and a chair and break them down into their components, we find adams and within them, electrons, quarks, and clue on without elementary particles, there would be no stable atoms. everything would fall apart. they literally hold the world together. elementary particles are not only the basic components of all matter. some can even penetrate any form of matter. the book is home to daisy, the german electron synchrotron, one of the world's largest fundamental physics research centers.
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more than 2000 scientists from over 40 countries work here, the particle, physicists because john shawn and bag that takes us into the enormous tunnel system below the daisy ground. funding becca is one of the world's most renowned particle physicists, a professor at the university of humble and lead scientist that daisy has only some parts of the tunnel are still being used for experiments. our team is allowed to film there. if i'm just going on to grounds to the hair acceleration, it's the largest exhilarates of the gym and he has to have a bill i'm getting in touch. anyone entering the tunnel needs an oxygen unit for safety and has to report in by telephone system from the christy and spun and vega. hello. ok. i'm entering the here a tunnel and here
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a west going towards here. a news or not behind the door is the heart of particle physics at daisy. the hair of tunnel hair stands for head drawn electron ring accelerator. the guys so long, definitely have found a problem with something i'm some and then the kara is so long. you need to bind to get from one experiment to another, it's fine and you can see that it isn't actually a ring. you can get me riding through a straight section. now, the electrons and protons are accelerated through the strait sections. then the, the tunnel slowly starts to coach here, deposit cool beans. on accelerated in the section, just redirected here. the proton vein travels in the launch of a vacuum tube and the electron beam goes through the lowest storage ring in the opposite direction. and if we were to travel much, much further,
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we'd eventually come out of the cook and see how this electron too much is with the product onto the electrons a show to the protons in the next to tech. tufty for 24 protons burst and release. new elementary particles. what physics is aiming for with these particle collisions is the reconstruction of the beginning of space and time. the reconstruction of the big bank, our universe emerged from a huge explosion, some 13800000000 years ago. particle physics has not yet succeeded in pinpointing the actual moment. but it can look back to a 1000000 of a 1000000000 of a 2nd after the big bank. the debate about whether indivisible particles could exist goes back to the ancient
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greeks some 2500 years ago. the greek philosopher, democritus, among others, called them adams from the ancient greek to most meaning, indivisible. the debate continued until 1911, when it was 1st experimentally proven that adams themselves are indeed divisible. adams consist of electronic neutrons and protons. the term elementary particles 1st appeared in the 1930 in the 2nd half of the 20th century, teams from the us and daisy and humbled among others were finally able to demonstrate that protons and neutrons are also divisible and consist of corks and blue ones. the standard model of particle physics lists for groups of known elementary particles. the core group consists of 6 particles in total.
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the left tons, including electronics and ones, also comprises 6 particles. the, the group of gauge bows on the 4th particles currently includes 4 types, including blue ones and photons. finally, there are the scalar bones. so far physics knows of only one elementary particle in this group. the higgs both on detected in 2012. it is the most recent addition to the particle family, the berlin. at the noise museum, we meet viviana level, the curator of egyptian and oriental pye. right. the she takes us to the pirates collection. some of the oriental and ancient egyptian manuscripts on displayed here were originally rolled up for folded like these amulets. so
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far they've had to be painstakingly unrolled and unfolded by him. popularly isn't the wonderful guy right. are very fragile when we want to open a piece for pirates conservator decides if it's possible, or if a package like this one, for example, will follow the parts and with a 1000 pieces. of course, you don't want us out of interest, interest me. some 60000 pi ryan, the other manuscripts are stored in excavation boxes from 19 o 7 back then. huge quantities of such artifacts were found during excavations on the la funding island and the nile river with conservators, sophie elizabeth. but tell needs that hannah lisa is looking for a pi right, whose contents might be deciphered by means of particle physics without unfolding or damaging them. using a handheld x ray machine develops jointly with visits his tons,
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abraham mancha. they have found a pirates packet that could have been printed with iron containing ink, and have decided to scan the document with and more powerful x rays. this is done at the helm holds the center for materials and energy in berlin's bonds. a district toby is specializes in time, a graphic imaging of a wide range of materials for the pirates pack it from the egyptian museum draws on the pioneering research of a well known german physicist. the wilhelm calling of the honkin discovered x rays at the end of the 19th century. shortly after he succeeded in capturing the 1st images, revolutionizing medical diagnostics, and earning him the nobel prize in physics. for the 1st time, it was possible to visualize the bone structure of a living being without surgical intervention.
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the principle is relatively simple. x rays are produced by the rapid acceleration of electronics that is, elementary particles the, the denser the material, the less radiation can penetrate. its very dense material like bone appears, white and the x ray fluids and soft tissue like fat or muscle, are less dense. and so appear great. the organs containing large amounts of air, like the lungs allowed the majority of the rays through and appear black in the image. while x rays can be harmful to living beings, they have long been proven tool for non destructive testing and materials. research
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can strive into wish it was mentioned, toys accessing, done the x rays pulse through vis franklin and then hit the detector team. and we take a whole series of images is not this quantity. and then you can say rotate this on for once 3360 degrees. what i'm gonna call it a projection of very many, very different angles. they ask you this way that we can generate a 3 d reconstruction of the volume. so that's the sort of the scan only takes a few minutes and delivers a numerous 3 dimensional x ray images of the pirates packet. but the writing inside can still not be read. this is where scientists from the to the institute in berlin step in the mathematician, danielle baum and his team have developed software that can virtually, on a full, the pirates packet. he traces the individual layers in the 3 d model with the mouse
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. the computer programs in virtually assembles the many x ray images into a flat surface. the structure of the plant fibers is clearly visible. finally, the image data from the x ray image is transferred to the, virtually on the folded piracy and distinct characters appear on the screen. you can see the pirates library is really well up to the left is versed in 15 oriental scripts in languages from different heroes, including higher radek or coptic aromatic and arabic. because some model negotiated of a few was false on gets and, and visit the 1st time in the history of tyra's research. and we can read of, of high risk virtually it's vicky without having to physically open it up. this is really sensational. this piece here is a topic texas. here is a piano which is the masculine article. then this symbol not freak as a cop there. i called this
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a so i'm not 5 and joe. a joy on for just goes to joy and to me way. oh lord, jesus christ of the quotes from so this is the short form for lord jesus christ and early christianity. now out of my hand, a wonderful example of the fact that early christianity and personal piety existed on elephant team system from perhaps as early as the 4th century. when the game had been remembered, there seemed to be folded emulate that someone would have carried with them the monthly like spices. thanks to physics and i t. some aspects of christianity's early history can now be rewritten. the geneva, the european organization for nuclear research for cern is the world's largest research center in the field of particle physics. here at the swiss border with france almost 20000 scientists from all over the world have been researching the
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properties of elementary particles. since 1954 we made german particle businesses to close down front and back again. it's r and p is regularly in switzerland to monitor experiments. yes, this is an overview of the launch hadron collider. we here on the sun side and then at the certain score is the large hadron collider. the world's largest particle accelerator. the ring shaped tunnel is almost 100 meters below ground. i. let's think i can just spend an hour flash advice of stuff on my side of the state as you know really starts with the buffalo of hydrogen. when it's hydrogen consists of one pro tillman, one electrons on the 1st, the electron is extracted, and then the proton goes into a linear accelerator where it's energy is increasing as a huff. the speed of life finally got in uninspired. if office finding out that by email, and they're like in the protocol and it's been said 33 more. pre exhilarates is
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a sequel finally being directed into the large hadron collider. and that's where it's accelerated to new lights they done of basically caught in that the baseline is to add a fuss. please explain this type in the collider. protons are accelerated in opposite directions and shot at each other at 4 points in the ring. at almost the speed of light with 4 huge detectors measured the collisions i know these are the ductwork and one of the east called the see a mess detector is located directly opposite this the inside and sat on the other side of the ring i did as i think that's where we're going now back in may of c, m. s stands for compact and one solenoid. and it is one of the most exciting physics experiments of our time. here in the c m. s. control room, the experiments collisions are coordinated and monitored
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other physicists from all over the world are connected in real time. including a scientific team from daisy and home board. i don't have a blog at all. some 4000 researchers from 55 countries worldwide are involved in the c a mess. experiment. same us experiment is at the large hadron collider. and it's an experiment to look at the fundamental building blocks of matter and understanding the fundamental forces in the universe and to learn more about how the universe was created. it's taking place at certain because so it has the most powerful accelerator in the world right now. and it's also a community that brings together is to choose from all around the world and the expertise for them to, to really advance the field a particle, f,
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as in 2012 researchers, etc, and achieve their greatest success to date, experimental approve of the long sought higgs' bows on it was named after british physicist peter higgs, who concurrently with his french colleague false why on last described of the properties of the as yet unknown particle. the 2 or jointly awarded the nobel prize in physics and 2013 today is unusual through the proton. collisions of the underground tunnel have been stopped in order to do maintenance work on the late fee for its detectors. is kind of your last kind of might, it's how you doing this is a diagram of the see a method to take to take to concede doesn't depend normally the protons would be colliding in the center of the detector. right now. time kind of put, but there aren't any protons in the collider at the moment that will buttons in
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these attach. and here's what we see instead of these particles here, which a cold calls make new ones even though who end up producing cosmic rays at at tech to expedite possibly nearly through the detector. and so is the detect a reconstructed something non linear one, and then we would know that it was out of alignment and needed to be corrected to one. so we use these calls, make new ones to calibrate how to take 2 and very precisely fixed. and then a push at the parentheses, this difference a customer come the because there are no particle collisions today, we're allowed into the 100 meter deep detector room to this would otherwise not be possible as harmful radiation could be released during operation if it's the same as the tech to at that, at his desk may ask for the tech to into who can i give him?
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the c m. s to take to here is the heaviest to take during high energy physics. investigate 65 percent heavy of the meal hotel on what we can see in place that the protons come from see and also from behind. and then they collide in the middle of the detect uh the tech. when they collide, they practically explode on and then we analyze the fragments and see another. then the focus to the proton collisions release, new elementary particles like bos, alms, lift arms, and clarks, which can then be measured in the see a mess detector by identifying the particles produced in each collision, measuring their momentum trajectories and energies and then piecing together all the information the scientists can recreate and describe what actually happens during the collision, the keys that allow them.
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and then let's see. and this is an equal condominiums. this allows me to visit study the micro causing the policy cool effects and you have the give me a might, if it's fascinating that the more you learned about it's micro cause a man. because the more you understand about the big picture on the origin of the universe, just when you've, as on by monday, monday, put total into protons collide for a fraction of a 2nd time the collision recreate the conditions of the big bang. the house had some of the defect box and the we can simulate the ice clocks and glue owns and swimming around. do me cycles mix suit by shooting protons at each of them with incredibly high energy and 5 on the screen. these kinds of a n a d, open them to see if it's mike traveling back in time to the origin, devalue universe and stevens. this is the leave as when the protons collide, the elementary particles that shoot off in all directions, leave their traces and the individual segments of the detector. and these traces
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are translated into a huge phone use of digital data. it all happens in this underground computer room, where all the data from the c a mass detector is received as far standard and seem as to take the key to imagine packets made off of 100000000000 protocol. and so she also to each of the, in the see a mess to take the, was it going like a month and then does that step this man, you know, once but $40000000.00 pack it for a 2nd. it is a kate that interfered with each collision of these packets. some 60 protons collide with the protons and the impact. it's released hundreds and thousands of particles from titanium psychiatric then letting them to take to else can, i'm totally different particles are recorded by the detector. then that is if it's a cottage and in this room picked up a lease, a physical signal from the collisions in the detector and then digitize settings
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that cornerstone and all sorts of these a lot of data. so huge files that we have to pre selected and built around the information we can use and expires. otherwise we can store. so this one is a dot and false alex yet, one on that if you are missing, christie and damage the heck of all the the pyramids. a visa on the outskirts of the egyptian capital cairo, were built to stand for a turn indeed. and are indeed the only remaining wonder of the ancient world. how many chambers are hidden inside the 3 pyramids is still a mystery. the 3 main chambers among others have already been discovered. but researchers are certain, there must be more, perhaps even the body and the burial artifacts of the pharaoh key ups will be found the since 2015 teams of researchers from japan and france have been using
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particle physics to study the 3 pyramids of visa using move on imaging, they are reconstructing their in our structure without damaging a single stone. the in the standard model of particle physics. milan belonged to the group of lift dogs. lawns are formed in the upper layers of the atmosphere when particles of cosmic radiation collide with air molecules. the particles which travel at almost the speed of light even penetrate large masses of stones. around $10000.00 new ones hit every square meter of the earth every minute at sea level, the scanners detect the ones that constantly raced through the structure. those that pass through many stone blocks lose a lot of energy and leave
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a relatively weak trace on the scanners. but if the move on slow through hollow space, they lose less energy forming a stronger image on the scanners. in this way, they reveal the internal structure of the pyramids and helped to discover previously hidden treasure chambers and other rooms without having to move a single stone. in 2017, the research team is made a spectacular discovery using move on imaging. a previously unknown 30 meter long chamber in the great pyramid, the one scanning has also proven its worth and inspecting the contaminated food. go see, i'm a nuclear reactor in japan. engineers can examine the condition and integrity of the power plants, outer shell, from a greater distance, without having to physically enter the immediate highly radioactive zone.
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the blue on imaging is also used in volk analogy, where the flow of elementary particles reveals the underground structure of volcanoes. this enables a kind of early warning system for potential volcanic eruptions. but the flow of elementary particles can not only illuminate matter, but also transmit information. ready cellular phones are based on the discovery from the 19th century. they send and receive electromagnetic waves, which thanks to particle physics, we know are also elementary particles. namely, photons, cell phones, rate using the electromagnetic force, describing the standard model of particle physics. the silicon base sensors and
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cell phones are based on the same principle as the detectors had to turn the symbol of the band odd enough to institute for tropical medicine. just north of the piers is a research center where more than 400 scientists research dangerous pathogens they study, for example, the exact blueprint a virus is using extremely high intensity x ray technology movie and holes in the hall research has the structure of sonya viruses. a group of dangerous pathogens introduced to central europe long ago by exotic insects of sonya infection like the last a virus can be fatal. and there are currently no vaccines or effective drugs. this is why the molecular structure of vanya virus is needs to be completely
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decoded as well. the 1st we have to generate the biological sample for examinations . for example, we need protein crystals for x ray analysis, l 5, because a single protein is not enough for the food and it's the sample has to meet certain conditions for crystallization to be possible at all. we can easily see cells under a normal optical microscope. so we can see protein dash for this, we need particle physics, which helps us to make even the smallest atomic unit i, visible above. i'm high. the cell cultures are swirled for 2 days at around $27.00 degrees to supply them with as much oxygen as possible. this is important for the production of the protein under the optical microscope, monthly of holes in tall checks, whether the examples are suitable for further analysis. if a green shimmering signal forms in the cells they have produced the desired protein
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. before the sample can be examined and a particle accelerator, the proteins are sorted by size. we can see the separation of proteins quite clearly here to use of the messing this protein signal is shown in blue. you finish, it's a nice strong signal james. and our target protein is in the peak here. so we can select which cubes were the target protein as well separated from all the other items. that will be our, your sample and we can continue working with it. in the final step, the target protein from the cold room is mixed with various chemicals to grow a protein crystals. this can take days or weeks. busy someone puts an interim, it's basically since proteins are not visible under an optical microscope,
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we need x ray crystallography to see these proteins, these building blocks of viruses in the fine is detail using the support. and these are the protein crystals that have for him to phone time. they vary in size into very high street edges and fish, which shows their high quality last segment sizes, one of one qualitative with a kind of miniature lasso. she fishes, now the best crystals and stores them in a container filled with liquid nitrogen, monthly or holes in tall vend takes them to daisy, the german electron synchrotron in the west of humboldt. this is also home to the center for structural systems biology. c, s. s b for short. the biology, chemistry, medicine and physics research teams work together here in the field of infection biology. right next to the css b building is
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a huge experiment. all. it is directly connected to a particle accelerator. the 3rd generation of deposit from an electron tandem ring accelerator. petra, 3 for short. petra 3 is a particle accelerator and one of the wide strongest x ray generators. it allows researchers to examine the smallest samples like the tiny crystals from the band hot enough to institute. the minds based firm by on tech has also used to petra 3 to investigate the effectiveness and messenger capability of all in a vaccines. the packets of electron slide through the 2.3 kilometer particle accelerator ring at near light speed, the special magnets force them into a sneaking pass causing them to admit high intensity and highly focused x rays.
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these x rays are millions of times more intense than those from conventional sources and up to $5000.00 times finer than a human hair. the, the x rays pass through some 50 measuring stations in several experiments halls where the sample from the band hall knocked institute is now being further examined . here mounting a hose in tall meats, structural biologist christiane live. hello, maria found my sample set up a little bit of fun on this and i've even pull ahead please tell me little researches how the human body absorbs and transports nutrients and medications. uses crystallography to study the structures of the molecules responsible for
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transport. this is how protein crystallography works. to be able to visualize the 3 d structure of proteins with atomic level precision. finally focused x rays are beams through the rotating cultivated crystal or the regularly arranged crystal structures deflect the x rays and create a characteristic pattern on a detector. the proteins, 3 d structure can be determined from the position and intensity of the various light spots produced. knowledge of the structure can now help and developing new drugs that target precisely where pathogens such as the bone your virus are vulnerable. the samples from the band hot enough to institute have been measured and the
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radiation collected in the detector has been converted into a 3 d structural animation. protein crystallography has greatly advanced and accelerated massey, of holes in tall and fist down loops research. you mean, it's possible to develop a drug just by seeing whether it inhibits virus growth on cells that 500 percent, but it's very time consuming and you usually don't really understand why a drug works. the way it does, i'm assume that in our case, using elementary particles, we can find out exactly how we drug works or design a drug to stop certain back in a sense of stuff. developing such a drug is one of this, john loves submissions. atomically precise protein imaging helps him enormously because messenger proteins direct drugs to the parts of the body where the active ingredient is supposed to work in the to what do you see in the method it's
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available here on campus and picture 3 in particular, move to this made it possible to investigate these messenger systems in the 1st place, the how we work with tiny crystal at this time and only with a strong x ray beam can we determine that structures is to 2 and these are the developments of these methods has been an absolute milestone destruct for biology, traditional polluting the long term. it leads to send troops developing small molecules to combat specific proteins this, this tiny money connecting expression. the latino crystallography is measuring accuracy is helping researchers to keep pace with the rapid spread of previously on researched viruses. and how is the detective doing everything works for just a few 100 meters away. at daisy, we once again meet particle physicists, christiane finding backup. he and his team are analyzing the data from the particle collisions at sir and in geneva,
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where proteins are again being collided on the 1st stage. the homewood team is video linked to the control room of the c m. s . experiment sean and back as team and germany now continuously checks the quality of the collision data from switzerland using its yet life spit out from the top nomic team s experiment. we now see and live images of the data collection of to see a mess. experiments. it's protons collided here in the middle of the detector. and all these particles are fragments from the collision. since i've left a lot of traces in the detector image just like a jet leaves, a trail of condensation in the sky. he's in doesn't, he said these are the green lines here and so was this to these red and blue dogs represent the particles measure the energy cloud task. in these precision analyses,
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data on known elementary particles is separated from what could possibly indicate new particles. and not only that, must them up by it is not much splits the ceiling submissive and sometimes we do both of them and applies. and we precisely measure the particles we know and try to learn from the deviations. the signs at the even thing act like we also actively search the new particles that could help to explain things. what sense and like like the fact the types you find. so it's the end of the universe. he's doc massa and only 15 percent and he's known mass us the nations and molecules and for the 2nd a stand up monday that ties like in this job. and i put black beans in the dark mass us and white beans for known method. i see it as a smile to everything that is black when that is what we don't understand. why is that the one that that's doc match material and that's what we're looking for. and as a spots, it's one of the biggest mysteries in science and does it seem to material, and that's what can be assigned to the course that i have for the individual stuff
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. but what exactly is this dark matter that particle, physicists like chris john, shaun and beg a are looking for in numerous experiments. physicists have already proven that dark matter exist and that it makes up 85 percent of all matter in the universe. but they have no idea what it is made of the the search for dark matter is the search for what holds our entire universe together. 6 because without it are galaxy, for example, the milky way would fly apart the planets journey around their star, the gravitational mass of which keeps them in their orbits. stars in turn orbit around the center of their galaxy. theoretically, the further away of celestial body is from its center of gravity. the slower it
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should move. but measurements have shown that the outer stars of the milky way move much faster than expected, or calculated astrophysics explains it this way. our galaxy consists of much more matter and then what is this? but the and this invisible matter for dark matter also exerts a gravitational pull on the celestial bodies. 6 so that they can move faster without the ring out of orbit. the researchers are using various methods to search for the as yet unknown dark matter particles. not only with underground detectors and particle accelerators, but also with telescopes in space. in the search for dark matter, there is even an experiment in which light is supposed to penetrate a solid wall. the
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box of linen uh heads the helps experiment which is set up in a roughly 300 meter long straight section of the hair. a tunnel at daisy in humble outs stands for any light particle search. lemme is a particle physicist that daisy and devises novel particle physics experiments. a team of more than 200 specialists has developed and built the entire lp's facility of daisy over a period of 12 years. it is the 1st experiment worldwide in which very light particles of dark matter could be produced and detected in the laboratory. to do this, light would have to pass through an opaque wall, which is technically impossible. you have your voice in your construct. no trying
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to find something completely new. name a dock mouth with doing this by attempting things that shouldn't actually work well so so. so like this was showing a flashlight on the wall, or it's normally not going to go through the funds. we use much more elaborate method. it was kind of a pitiful task it through the alternator. and then we can only explain the existence of a new form, but not don't spots. ok. so we're examining what we think is impossible to see if it's possible. after all, because if it's is, do we have found something completely on you know, in the alps experiment. laser light will be amplified by a factor of 10000 and a type of micro chamber. the light will then pass through a strong magnetic field. in theory, a photon or light particle could be transformed into an axiom as the new well i'm into the particle will be cold if it can be detected. the laser light would be stopped by the wall. but the axial on would simply pass through because nothing can
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stop dark matter in the magnetic field on the other side, the axial and should be transformed back into a photon. more like, a detector would measure the light particle that seems to have passed through the wall transformations. if they occur at all, would be extremely rare. the detector must therefore be able to recognize a few photons per day. if it succeeds a new dark matter particle will have been found, which would be a sensational discovery because i'm isaac's pelham. and so me as a success as the fulfillment of a technological golf course. so i'm very certain that all helps experiments will succeed. and the nature of him to sign if you will find doc my tongue to the no one knows how long it will take to solve the mystery of dark matter.
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the. but the large number of particle physics experiments worldwide makes new discoveries more and more likely, the, with a very tangible benefits there be some. so what if we look back is we see the really doing well together electricity, very electromagnetic way, on the internet, one x rays, i just came from completely fall factual groundbreaking. we're search in to completely new things, especially physically is this one months for she has a possibility, businesses dates sometimes hard to explain what you're actually doing. items, you can see it upon the goals. you can't see the them, you can't tell you still smell them. but i still think it's important to research these elementary particles. and i mean, ultimately it's the only way to understand where we've come from,
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a steam english that's and this will have become a party for $66.00 is nothing more, less than apply to that school philosophy. you couldn't, we can explain it well. and we know how to approach it. it's already working really it will be a more competitive employ, precision, cosmetology and precision. paul school, physics years, don't talk a matter. it's still in michigan. because when, when have a complete picture of how we actually came into the well, that just the fundamental questions from the philosophy is supposed to meet them to an attachment is because the thing that so fascinating about particle physics to my piece that we can describe these complex mess up, everything that surrounds us just in terms of the elementary particles and kind of by minds and trusting. you almost think someone must have been clever enough to formulate how well to world of elementary particles, relatively simple in the mean time touching the upstairs. almost like it was planned to try and contact the engine desktop released again. and i am testing
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the, to the point strong opinions, clear position, international perspective. visual leaders say they don't want to be drawn to russia, but as the latest cases of espionage against germany show, russia is already at war with your brains out on to the point we ask russians hybrid warfare, the real threat to the west, to the point in 30 minutes on the lease and says the conflicts own with tim sebastian presidential elections in russia, either use or full gun contusion with nothing left to chop,
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not even the best in jail as the leading opposition figure. i'll explain about me. my guess is the russian commentary to andre kalashnikov, who heads for tommy, he rush and you're ready just sent that in moscow. was a volley such a serious, correct, that he had to be to conflict in 19 minutes on d. w. the trends, news trends, and nature defend itself in case of an emergency. we cannot guarantee that we could protect meaning frankfurt, berlin, can't do it. faced with russia's war against due to grace's military alliance spaces, new threats. would it really close ranks? if it were a top european security basically depends to 90 percent on the us out
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to the hotel commentary stance. april full on dw, the . this is the diabetes and these are a top stories. one of the most senior lawmakers in the united states has called for new elections and israel, senate majority need it talk. she mount also criticized prime minister benjamin netanyahu as an obstacle to peace. she met who is jewish set that needs to be a fresh debates about the future of israel. off of the october 7th terrace, the tax really will make is in germany, have voted against sending taurus cruise missiles to ukraine. opposition will make his thought to the parliamentary motion calling for themselves to be delivered. it was supported by some new making.

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