[78] The first layer placed was made up entirely of graphite blocks, with no uranium.
El inters de Fermi por la fsica fue en aumento cuando un amigo de su padre, Adolfo Amidei, le regal varios libros sobre fsica y matemticas, que ley con gran avidez. ,[47], where M is the average distance that a neutron travels before it is absorbed, and k is the average neutron multiplication factor. The Chemical Abstracts Service registry number is a unique identifier of a particular chemical, designed to prevent confusion arising from different languages and naming systems. The temperature at which the solidliquid phase change occurs. [55], In 1959, Freeman Dyson observed that every developing human civilization constantly increases its energy consumption, and he conjectured that a civilization might try to harness a large part of the energy produced by a star. He is focused on family, colleagues and meaning. [109] An accident involving radium and beryllium powder caused a dangerous drop in his white blood cell count that lasted for three years. [36] The Pope of Physics: Enrico Fermi and the Birth of the Atomic Age, The Strangest Man: The Hidden Life of Paul Dirac, Mystic of the Atom, American Prometheus: The Triumph and Tragedy of J. Robert Oppenheimer, The Man from the Future: The Visionary Life of John von Neumann, The Last Man Who Knew Everything: Thomas Young, The Anonymous Polymath Who Proved Newton Wrong, Explained How We See, Cured the Sick, and Deciphered the Rosetta Stone, Among Other Feats of Genius, Uncommon Sense: Economic Insights, from Marriage to Terrorism. [92] It has also been suggested that a successful alien species would be a superpredator, as are humans. The tendency of an atom to attract electrons towards itself, expressed on a relative scale. Fermi y Szilrd colaboraron en el diseo de un aparato para conseguir la reaccin nuclear autosostenida: el reactor nuclear. The so-called exponential pile he proposed to build was 8 feet (2.4m) long, 8 feet (2.4m) wide and 11 feet (3.4m) high. "[114] Astrophysicist Adam Frank, along with co-authors such as astronomer Jason Wright, ran a variety of simulations in which they varied such factors as settlement lifespans, fractions of suitable planets, and recharge times between launches. These searches have been made since 1960, and several are ongoing. [114] The abstract to their 2019 paper states, "These results break the link between Hart's famous 'Fact A' (no interstellar visitors on Earth now) and the conclusion that humans must, therefore, be the only technological civilization in the galaxy. In 1975, Michael H. Hart published a detailed examination of the paradox, one of the first to do so. Cyborg Bacteria: Catching Light. He also discussed the prospects for uranium enrichment with Harold Urey. De enero de 1925 a finales de 1926, Fermi ense fsica matemtica y mecnica terica en la Universidad de Florencia, donde se uni a Rasetti para llevar a cabo una serie de experimentos sobre los efectos de los campos magnticos en el vapor de mercurio. But the physics of the system suggested that the pile could be safely shut down even in the event of a runaway reaction. Dyson speculated that advanced alien civilizations might be detected by examining the spectra of stars and searching for such an altered spectrum. {\displaystyle L} "Discovery of pulsars: a graduate student's story", "NASA/CP2007-214567: Workshop Report on the Future of Intelligence in the Cosmos", "Alien Intelligence Depends on Time Needed to Grow Brains", "The HARPS search for southern extra-solar planets XI. January 23, 2018. Seis de sus estudiantes recibieron el premio Nobel: Owen Chamberlain, Jerome I. Friedman, Tsung-Dao Lee, James Rainwater, Emilio Segr y Jack Steinberger. Let me give a simple example: much is made of the close relationship between Enrico and his older brother Giulio they supposedly had a mutual enthusiasm for physics. ", "Are Alien Civilizations Technologically Advanced? Fermi decidi cambiar a la fsica experimental usando el neutrn, que haba descubierto James Chadwick en 1932. Cog el telfono y llam a Conant. Even at the slow pace of currently envisioned interstellar travel, the Milky Way galaxy could be completely traversed in a few million years. A supernova remnant (SNR) is the structure resulting from the explosion of a star in a supernova.The supernova remnant is bounded by an expanding shock wave, and consists of ejected material expanding from the explosion, and the interstellar material it sweeps up and shocks along the way.. See Hart for an example of "no aliens are here", and Webb for an example of the more general "We see no signs of intelligence anywhere". Fermium has limited value, but anything numbered 100 inevitably feels a little special. k He has published widely on US strategic nuclear weapons policy, NATO, and foreign policy. Slack. The temperature at which the liquidgas phase change occurs. Angelo State University, ed. [79], Fermi estuvo entre los primeros en avisar a los mandos militares acerca del potencial impacto de la energa nuclear e imparti una conferencia sobre la materia en la Marina (en ingls, Navy) el 18de marzo de 1939. Italian-American physicist Enrico Fermi's name is associated with the paradox because of a casual conversation in the 1,025 acres (415ha) were leased from Cook County in August,[68][69] but by September it was apparent that the proposed facilities would be too extensive for the site, and it was decided to build the pilot plant elsewhere. He spent four years at the University of Pisa, gaining his doctors degree in physics in 1922, with Professor Puccianti. They discovered significant neutron multiplication in natural uranium, proving that a chain reaction might be possible. [43] Compton discussed with Wigner how plutonium might be produced in a nuclear reactor, and with Robert Serber about how that plutonium might be separated from uranium. "The Great Silence: the Controversy . This week, all rise for element 100. Discovery and naming of transuranium elements So far Fm, named after Enrico Fermi, the physicist who produced the first controlled chain reaction (1952). (although the exact quote is uncertain).[3][4]. First Carnot, Sadi (1929). Only difficulty, he did not spend as much time with his family as he could have. The atomic number of each element increases by one, reading from left to right. According to Fermi's new calculations, the countdown would reach 1 between the 56th and 57th layers. [84], La Seccin S-1 de la Oficina de Investigacin y Desarrollo Cientfico (en ingls, Office of Scientific Research and Development), que era como se conoca al Comit Consultivo sobre Uranio (en ingls, Advisory Committee on Uranium), se form el 18 de diciembre de 1941 y con los Estados Unidos participando en la Segunda Guerra Mundial su trabajo se hizo urgente. To cite this document, always state the source as shown above. It was wonderful to accompany him and feel his brilliance. Fermi record que Joliot-Curie y Chadwick haban apreciado que la parafina era efectiva para desacelerar neutrones, de modo que decidi probarlo. Thereafter, readings were taken at the end of each shift. Thomson was the son [62][63] However, in 2018, observations determined that the amount of dimming varied by the frequency of the light, pointing to dust, rather than an opaque object such as a Dyson sphere, as the culprit for causing the dimming. Enrico Fermi (Roma, 29 de septiembre de 1901-Chicago, 28 de noviembre de 1954) fue un fsico Italiano naturalizado estadounidense conocido por el desarrollo del primer reactor nuclear y sus contribuciones al desarrollo de la teora cuntica, la fsica nuclear y de partculas, y la mecnica estadstica.En 1938 Fermi recibi el Premio Nobel de Fsica por sus trabajos sobre [75][76] (Teller's letter), or "Don't you ever wonder where everybody is?" Recuerdo una vez en un party en su casa cuando mi esposa cort el pan, Fermi se acerc y dijo que l tena una filosofa de corte de pan diferente. But it was one for him, since he believed in extraterrestrial life and the possibility of space travel. August 16, 2018. Medium = substitution is possible but there may be an economic and/or performance impact
Egon Bretscher, Fermi fue conocido por ser un profesor inspirador, con gran atencin al detalle, a la simplicidad y por el cuidado en la preparacin de sus conferencias. Este incluye su teora de la desintegracin beta, su trabajo en sistemas no lineales, su descubrimiento de los efectos de los neutrones lentos, su estudio de las colisiones de pion-nuclen y sus estadsticas Fermi-Dirac. It provides a measure of how difficult it is to extend a material, with a value given by the ratio of tensile strength to tensile strain. [131] Even these efforts, and certainly any attempt to expand them, are controversial. The entire pile was then canned by soldering sheet metal around it, and the contents heated above the boiling point of water to remove moisture. Sublimation
She also helped Anderson locate the required large number of 4-by-6-inch (10 by 15cm) timbers at lumber yards in Chicago's south side.
. It is given by the ratio of the shear stress to the shear strain. The energy released when an electron is added to the neutral atom and a negative ion is formed. What's perhaps worse, the telling of Enrico Fermi's story is in plodding and sometimes defective prose, with muddled timelines and connections. [93][94], The process was abruptly halted by the automatic control rod reinserting itself, due to its trip level being set too low. F-3. It was later edited and republished in Nobel Lectures. [132], Fermi es recordado por su trabajo en la energa nuclear y las armas nucleares, especialmente por la creacin del primer reactor nuclear y el desarrollo de la primera bomba atmica y la primera bomba de hidrgeno. Cuando Mussolini cay, los nazis tomaron el control y lo enviaron a un campo de concentracin y falleci. (York's letter), or "But where is everybody?" Hizo las primeras predicciones la resonancia del pin nuclen[111] basndose en mtodos estadsticos, ya que razon que las respuestas exactas no eran necesarias cuando la teora estaba equivocada de entrada. In January 1942, soon after the United States entered World War II, Compton decided on his own location, the University of Chicago, where he knew he had the unstinting support of university administration. Please enable JavaScript to access the full features of the site. The cans were then soldered shut. Tasked with a mission to manage Alfred Nobel's fortune and hasultimate responsibility for fulfilling the intentions of Nobel's will. Hacia marzo de 1934 el asistente de Fermi Gian-Carlo Wick proporcion una explicacin terica usando la teora de Fermi del decaimiento beta. The discovery of the neutron and its properties was central to the extraordinary developments in atomic physics in the first half of the 20th century. Fermium is named after the nuclear physicist Enrico Fermi. It is a silvery-grey metal in the actinide series of the periodic table.A uranium atom has 92 protons and 92 electrons, of which 6 are valence electrons.
During the early years of his career in Rome he occupied himself with electrodynamic problems and with theoretical investigations on various spectroscopic phenomena. Another speculation for contact with an alien probeone that would be trying to find human beingsis an alien Bracewell probe. The first point, that many suitable planets exist, was an assumption in Fermi's time but is now supported by the discovery that exoplanets are common. We welcome your feedback. [17]:6. WebWhereas Enrico Fermi, a scientific Manhattan Project leader, had a "unique double aptitude for theoretical and experimental work" in the 20th century, the successes at Leipzig until 1942 resulted from the cooperation between the theoretical physicist Werner Heisenberg and the experimentalist Robert Dpel. His enormous number of students, colleagues and friends whom he taught, mentored and helped during his extraordinary life. Period
David really puts us intimately at the table for the historic atomic revolution. As fresh and riveting a biography as any you will find." Entre sus estudiantes posdoctorales estaban Owen Chamberlain, Geoffrey Chew, Jerome Friedman, Marvin Goldberger, Tsung-Dao Lee, Arthur Rosenfeld y Sam Treiman. Frisch lo confirm experimentalmente el 13 de enero de 1939. In 1939, scientist began experiments, and one year later Enrico Fermi built the first nuclear reactor. No le gustaban las teoras complicadas y aunque tena una gran habilidad matemtica, no la usara cuando el trabajo poda ser hecho ms sencillamente. Upon the discovery of fission, by Hahn and Strassmann early in 1939, he immediately saw the possibility of emission of secondary neutrons and of a chain reaction. [31][33] The resulting product was designated AGOT graphite ("Acheson Graphite Ordinary Temperature") by National Carbon. An interesting biography of an amazing man working during difficult times. These values were determined using several different methods. For more than a century, these academic institutions have worked independently to select Nobel Prize laureates. [46], A number of astronomers and observatories have attempted and are attempting to detect such evidence, mostly through the SETI organization. Another thought is that technological civilizations invariably experience a technological singularity and attain a post-biological character. [53] In contrast, Columbia University was engaged in uranium enrichment efforts under Harold Urey and John Dunning, and was hesitant to add a third secret project. Enrico Fermi - Nobel Lecture: Artificial Radioactivity Produced by Neutron Bombardment. They found many of their simulations seemingly resulted in a "third category" in which the Milky Way remains partially settled indefinitely. In dieser Zeitspanne sollte es mittels interstellarer Raumfahrt mglich sein, die gesamte Galaxie A hydraulic press was used to shape the uranium oxide into "pseudospheres", cylinders with rounded ends. This is a tiny fraction of the lifespan of a galaxy under ordinary assumptions, so the likelihood that humanity is in the midst of this transition is considered low in the paradox. The role of the element in humans, animals and plants. Era extremadamente vigoroso y le encantaban los juegos y deportes. Scientific discovery stepped up quite a bit in this century, starting with the discovery of oxygen and other gasses to the invention of the electric battery, Benjamin Franklin's experiments with lightning (and his theory about electricity) to theories about the nature of heat. [23] He writes, "More amusing was Fermi's comment, that it was a very reasonable theory since it accounted for two separate phenomena: the reports of flying saucers as well as the disappearance of the trash cans." "[111], In response to Tipler's idea of self-replicating probes, Stephen Jay Gould wrote, "I must confess that I simply dont know how to react to such arguments. He attended a local grammar school, and his early aptitude for mathematics and physics was recognized and encouraged by his fathers colleagues, among them A. Amidei. El conocimiento de Fermi sobre la fsica cuntica alcanz tal nivel que Puccianti le pidi que orginazara seminarios sobre el tema. [43], Radio technology and the ability to construct a radio telescope are presumed to be a natural advance for technological species,[44] theoretically creating effects that might be detected over interstellar distances. Sus personalidades y hbitos de trabajo eran diferentes y Fermi tena dificultades para trabajar con Szilrd. [7] i Gozaba de una gran facilidad para resolver problemas de fsica terica y una gran capacidad de sntesis. "Mr. Schwartz deftly conveys the aesthetic beauty of Fermi's insights without getting mired in their minutiae. [78] Anderson called a halt after the 57th layer was placed. Congratulations! A vertical column in the periodic table. The Nobel Prize for Physics was awarded to Fermi for his work on the artificial radioactivity produced by neutrons, and for nuclear reactions brought about by slow neutrons. f El panel acord con el comit que las bombas atmicas seran usadas sin aviso contra un objetivo industrial. Bohr soon thereafter went from Princeton to Columbia to see Fermi. Lincei, 1935 (also in Z. Estuvo muy agradecido a los Estados Unidos y se asimil a su cultura. Von Halban, H.; Joliot, F.; Kowarski, L. (22 de abril de 1939). [44][45][46] Instead, the uranium oxide, heated to 250C (480F) to dry it out, was pressed into cylindrical holes 3 inches (7.6cm) long and 3 inches (7.6cm) in diameter drilled into the graphite. Allotropes Fm fermium-255. [60] Brigadier General Leslie R. Groves, Jr. became director of the Manhattan Project on 23 September 1942. Enrico Fermi was born in Rome on 29th September, 1901, the son of Alberto Fermi, a Chief Inspector of the Ministry of Communications, and Ida de Gattis. En su luna de miel trat de ensear a su esposa Laura las ecuaciones de Maxwell. c A really close look at Mr. Fermi one of the genii of the 20th century. It is certainly the highest numbered element that has had a practical use identified. Leona Woods and Anthony L. Turkevich played squash there in 1940. He proceeded to work with tremendous enthusiasm, and directed a classical series of experiments which ultimately led to the atomic pile and the first controlled nuclear chain reaction. Esto fue principalmente una reaccin a las leyes antisemitas promulgadas por el rgimen fascista de Benito Mussolini, que representaban una amenaza para Laura, juda. [72] Although Groves "had serious misgivings about the wisdom of Compton's suggestion", he did not interfere. En tales ocasiones su naturaleza ambiciosa se haca visible. {\displaystyle f_{i}} It was enough, but a careful design was called for to minimize losses. It is unclear whether "leakage", as opposed to a deliberate beacon, could be detected by an extraterrestrial civilization. Guerra, Francesco; Robotti, Nadia (1 de diciembre de 2009). : A significant fraction of the population believes that at least some UFOs (Unidentified Flying Objects) are spacecraft piloted by aliens. A readable account of one of the 20th century's greatest scientists. En 1930 fue invitado a dar cursos de verano por la Universidad de Mchigan, pasando desde entonces la mayora de los veranos en los Estados Unidos, realizando trabajos cientficos y dando conferencias. [8] The discovery of nuclear fission by German chemists Otto Hahn and Fritz Strassmann in 1938,[9][10] and its theoretical explanation (and naming) by their collaborators Lise Meitner and Otto Frisch,[11][12] opened up the possibility of creating a nuclear chain reaction with uranium, but initial experiments were unsuccessful. Aliens may be psychologically unwilling to attempt to communicate with human beings. Learn more. Boiling point
[97][94] The pile had run for about 4.5 minutes at about 0.5 watts. Enrico Fermi's Discovery of Neutron-Induced Artificial Radioactivity: The Influence of His Theory of Beta Decay. La escuela daba alojamiento gratuito a sus estudiantes, pero los candidatos tenan que aprobar un difcil examen de acceso que inclua un ensayo. [93] Weil worked the final control rod while Fermi carefully monitored the neutron activity. Allotropes Fm fermium-255. And yet, when Eric Jones wrote to the surviving men decades later, only Konopinski remembered that the cartoon had been part of the conversation. Other names closely related to Fermi's question ("Where are they?") [71], Los cientficos de Columbia decidieron que deberan intentar detectar la energa liberada por la fisin nuclear del uranio cuando se le bombardeaba con neutrones. [90], El Laboratorio pas de fsica e ingeniera a investigacin biolgica y mdica. He subsequently played an important part in solving the problems connected with the development of the first atomic bomb (He was one of the leaders of the team of physicists on the Manhattan Project for the development of nuclear energy and the atomic bomb.). Melting point
Albert Wattenberg recalled that about 10 elements were studied each month, and 75 over the course of a year. Human searches may be able to detect their existence, but communication will remain impossible because of distance. Reviewed in the United States on January 16, 2018, Review of Schwartz "The last man who knew everything" by Paul F. Ross, An uneven and generally unsatisfying biography of one of the great physicists of all time, Reviewed in the United States on February 11, 2018. September 1901 in Rom; 28. [59], Para Fermi la noticia era un profundo bochorno ya que los elementos transurnicos por los que en parte haba recibido el Premio Nobel no eran tales, sino productos de la fisin. The commemorative plaques from 1952, 1965 and 1967 are nearby. They were cut into standard lengths of 16.5 inches (42cm), each weighing 19 pounds (8.6kg). WebOn December 29, 2017, a new adult emergency room connected to the Center for Care and Discovery opened for patient care. [69], By the 1970s there was increased public concern about the levels of radioactivity at the site, which was used for recreation by local residents. Commercial use of the Images will be charged at a rate based on the particular use, prices on application. [67], On 25 June, the Army and the Office of Scientific Research and Development (OSRD) had selected a site in the Argonne Forest near Chicago for a plutonium pilot plant; this became known as "SiteA". Under this assumption, called the rare Earth hypothesis, a rejection of the mediocrity principle, complex multicellular life is regarded as exceedingly unusual.[66]. Something went wrong. From Nobel Lectures, Physics 1922-1941, Elsevier Publishing Company, Amsterdam, 1965. Uranium has the highest atomic weight of the primordially occurring elements. [57][58][60][61] In October 2015, there was some speculation that a dimming of light from star KIC 8462852, observed by the Kepler space telescope, could have been a result of Dyson sphere construction. The success of Chicago Pile-1 provided the first vivid demonstration of the feasibility of the military use of nuclear energy by the Allies, and the reality of the danger that Nazi Germany could succeed in producing nuclear weapons. [96] At 11:25, Fermi ordered the control rods reinserted. Fermi decidi viajar al extranjero y pas un semestre estudiando con Max Born en la Universidad de Gttingen, donde conoci a Werner Heisenberg y a Pascual Jordan. .orange-text-color {color: #FE971E;} Discover additional details about the events, people, and places in your book, with Wikipedia integration. 1938 erhielt er den Nobelpreis fr Physik Leben. What I'd hope to learn was how Fermi came to the amazing insights that he did. [19][20] Szilard obtained permission from the head of the Physics Department at Columbia, George B. Pegram, to use a laboratory for three months, and persuaded Walter Zinn to become his collaborator. Who would be reading about Enrico Fermi other than people who want to know why his science was so groundbreaking? [59] Direct observation of thousands of galaxies has shown no explicit evidence of artificial construction or modifications. [41] Proposed examples include asteroid mining that would change the appearance of debris disks around stars,[42] or spectral lines from nuclear waste disposal in stars. In 1918, he won a fellowship of the Scuola Normale Superiore of Pisa. [39], In April 1941, the National Defense Research Committee (NDRC) created a special project headed by Arthur Compton, a Nobel-Prize-winning physics professor at the University of Chicago, to report on the uranium program. La muerte repentina de Giulio, debido a un absceso en la garganta en 1915, perturb a Enrico y aument su dedicacin a los estudios de la ciencia para distraerse. Weil withdrew it 6 inches (15cm) at a time, with measurements being taken at each step. Some elements exist in several different structural forms, called allotropes. Italian-American physicist. ", "Self-Reproducing Machines from Another Planet: THE FORGE OF GOD by Greg Bear (Tor Books: $17.95; 448 pp. Encyclopdia Britannica considers him to be the greatest experimentalist since Michael Faraday (17911867). Since there is no significant evidence on Earth, or elsewhere in the known universe, of other intelligent life after 13.8billion years of the universe's history, there is a conflict requiring a resolution. [76], Chicago Pile-1 was encased within a balloon so that the air inside could be replaced by carbon dioxide. Using your mobile phone camera - scan the code below and download the Kindle app. En 10 ans, nous avons su nous imposer en tant que leader dans notre industrie et rpondre aux attentes de nos clients. Tena cuatro ramas: F-1. There's nothing about being element 100 that makes fermium stand out - the periodic table doesn't attach any significance to base 10. [75], To skeptics, the fact that in the history of life on the Earth only one species has developed a civilization to the point of being capable of spaceflight and radio technology lends more credence to the idea that technologically advanced civilizations are rare in the universe. [120] The site of CP-1 was designated as a National Historic Landmark on 18 February 1965. Sensitive alien observers of the Solar System, for example, would note unusually intense radio waves for a G2 star due to Earth's television and telecommunication broadcasts. He proposed a hypothetical "Dyson sphere" as a possible means: a shell or cloud of objects enclosing a star to absorb and utilize as much radiant energy as possible. Fue galardonado en 1942 con la medalla Hughes, concedida por la Royal Society por sus destacadas contribuciones al conocimiento de la estructura elctrica de la materia, su trabajo en la teora cuntica, y sus estudios experimentales del neutrn. The arrangements of electrons above the last (closed shell) noble gas. David Brin points out that during the expansion phase from 1500 BC to 800 AD there were cycles of overpopulation followed by what might be called periodic cullings of adult males through war or ritual. [123], Site of the First Self Sustaining Nuclear Reaction, Site of the Fermi's "Atomic Pile" First Nuclear Reactor, The Day Tomorrow Began: The Story of Chicago Pile 1, the First Atomic Pile, U.S. National Register of Historic Places, Office of Scientific Research and Development, development of heavy water production facilities, "Site of the First Self-Sustaining Nuclear Reaction", "Site of the First Self-Sustaining Controlled Nuclear Chain Reaction", "The Nobel Prize in Chemistry 1956 Award Ceremony Speech", "Szilard's chain reaction: visionary or crank? [69] "The discovery of the law of conservation of energy". [139], Tres instalaciones nucleares llevan su nombre: La Fermi 1 y la Fermi 2 en Newport, Mchigan, la Central Nuclear Enrico Fermi en Trino Vercellese, Italia[140] y el reactor de investigacin RA-1 Enrico Fermi en Argentina. Giulio muri en 1915 durante la anestesia para una operacin de un absceso en la garganta. ", "Dark Forest theory: should we try to contact aliens? Italian-American physicist. Look for popular awards and laureates in different fields, and discover the history of the Nobel Prize. Cuando entr a trabajar en el Proyecto Manhattan acababa de nacionalizarse estadounidense e Italia estaba en guerra con Estados Unidos. Such a feat of astroengineering would drastically alter the observed spectrum of the star involved, changing it at least partly from the normal emission lines of a natural stellar atmosphere to those of black-body radiation, probably with a peak in the infrared. doi:10.1086/346430. The planetarium hypothesis[153] speculates that beings may have created this simulation so that the universe appears to be empty of other life. Enrico Fermi was easily one of the most fascinating human beings of the 20th century, a man whose intellectual brilliance was trapped inside an all-too-human shell. Rather than contending with the long delays a radio dialogue would suffer, a probe housing an artificial intelligence would seek out an alien civilization to carry on a close-range communication with the discovered civilization. always managed to find the simplest and most direct approach, with the minimum of complication and sophistication., siempre se las arreglaba para encontrar la aproximacin ms simple y directa, con el mnimo de complicacin y sofisticacin., if Fermi had been born a few years earlier, one could well imagine him discovering, Si Fermi hubiese nacido unos pocos aos antes, uno bien podra imaginarle descubriendo el ncleo atmico de Rutherford, y desarrollando el modelo de Bohr del tomo de hidrgeno.
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