INDEX

Abdus-Salaam, Mohammad, 357–358

Abelson, Philip, 152

Accademia dei Lincei (Academy of Lynxes), 33, 55, 91–92, 119, 334, 357

Accademia d’Italia, 92–94, 144

accidents, 191

actinide chemistry, 151

activism, Laura Fermi’s, 352

African Americans, 306–307

Agnew, Harold, 194–195, 211(fig.), 325

Alchemy of Our Time (Fermi and Amaldi), 74

Alfvèn, Hannes, 278, 282

Allison, Samuel, 194, 210–211, 211(fig.), 221, 256–257, 260, 331, 341, 346–347, 350

alpha particle bombardment, 106, 113

alpha rays, 102

Alvarez, Luis, 77, 220–221, 242, 307, 328

Amaldi, Edoardo, 54, 115(fig.)

Castelnuovo salons, 64

continuing slow-neutron research, 127

Fermi’s classified work, 333–334

Fermi’s declining health, 338

Fermi’s legacy, 360–361

Fisica revisions, 73

neutron bombardment research, 115–116

nuclear physics research, 109–110

paraffin block experiment, 120–125

patent controversy, 318, 321

Rome School, 83–84, 86–87

textbook revision, 318

war years, 264

Amaldi, Ginestra Giovene, 64, 66, 74, 84–85, 122–123, 133, 140–142, 352

Amaldi, Ugo, 64, 318, 338

Amaldi, Ugo (son), 122(fn)

American Physical Society (APS), 174, 305–307, 310–311, 323, 344

Amidei, Adolfo, 3, 13–19

Anderson, Carl, 113

Anderson, Herbert, 199, 211(fig.)

berylliosis, 191–192

collaboration with Fermi, 158–159, 163

Columbia chain reaction, 181–183

construction of the pile, 205–206

criticality, 207–213

Fermi’s illness and death, 341, 350

military control of national laboratories, 189

natural uranium chain reaction, 172–174

on Fermi’s graduate students, 293–294

strong force research, 292–293

test shot, 259

the Chicago team, 193–194, 200, 205

antineutrino, 104

anti-nuclear activism, 361–362

anti-Semitic laws, 77

Argonne Forest/Argonne National Laboratory, 69, 201, 217–218, 220–221, 280–281

Army Corps of Engineers, 228

Astin, Allen, 306

astrophysics, 365–366

Atkinson, Robert, 192

Atomic Energy Act (1946), 297, 320

Atomic Energy Commission (AEC), 289–290, 297–299, 307, 309, 311, 320–322

Atoms in the Family (Fermi), 342, 344–345, 352

Austria, German annexation of, 152

awards and honors, 356–357

Bacher, Robert, 248–249, 275(fig.), 297

background checks, 297–298

Bainbridge, Kenneth, 256–257

balloon for the pile, 205–207

Bandelier National Monument, New Mexico, 244–245

Bartky, Walter, 268, 274–275

Basel conference (1949), 333–334

Baudino, John, 202–203, 218, 256, 259

bébé Peugeot, 67–68, 69(fig.)

Bernard, Lawrence, 320

Bernardini, Gilberto, 88

berylliosis, 191–192, 293–294

beryllium as reactor moderator, 194

beta radiation and beta decay, 101–105, 108–109, 112, 123, 197, 285, 327–328

Bethe, Hans, 135, 192, 289(fig.), 341, 349

APS vice presidency and presidency, 305, 310–311

Fermi’s QED paper, 100

hydrogen bomb research, 303

quantum states in a gas, 54–55

Rome School, 88

von Neumann and, 243

Washington Conference, 159

birthplace, Fermi’s, 5–6

black hole, 282

Blair, Clay, 309, 328, 343

Bloch, Emanuel, 304–305

Bloch, Felix, 88, 129–130

Bohr, Aage, 248–249

Bohr, Niels

arrival in New York, 156

beta radiation, 103

code name, 202

Como conference, 89–90

early quantum model, 45–47

Fermi’s Nobel Prize, 137–139

initiator mechanism, 248–249

NAS conference, 287

nuclear fission, 158

Poconos conference, 287

quantum model, 48

research topics, 45

Rome conference, 111(fig.), 112(fig.)

University of Göttingen, 35

uranium fission, 152–154

Washington Conference, 159–160

Borden, William, 309

Born, Max, 34–36, 46, 49–50, 56–57, 89

Bose-Einstein statistics, 55–56

Boskey, Bennett, 320–321

bosons, 36, 55–56, 101, 357–359

bounty hunters, 76

Bradbury, Norris, 224, 290, 309

Bragg, Walter, 89

Brode, Bernice, 246

Brode, Robert, 246

Buck, Pearl S., 143, 143(fig.)

Bush, George W., 328

Bush, Vannevar, 185–187, 320

by-products, reactor “poisoning” by, 231–233

cadmium as reactor moderator, 191, 200–201, 222–223, 228

Cambridge group, 109, 111–112, 114, 118, 151–152, 156

Capon, Anna, 65, 67–68

Capon, Augusto, 38–39, 69, 70(fig.), 135–136

Capon, Cornelia, 67–68

Capon, Laura. See Fermi, Laura Capon

Caraffa, Andrea, 11–12

Carrara, Nello, 23–24, 25(fig.), 27

Castelnuovo, Guido, 30, 38–39, 64–65, 334–335

CERN, 334, 360

Chadwick, James, 103, 109, 112, 114, 151–152

chain reaction

bringing the Chicago pile to criticality, 207–212

concerns over Hitler’s access to fission, 162

Fermi’s meeting with the US Navy, 169–170

graphite moderator, 177

increasing urgency in the research, 180–181

Szilard’s ideas on, 154–155

uranium as basis for, 161, 163–165

using natural uranium, 172–173

See also nuclear reactors

Chamberlain, Owen, 84, 329, 331–332

Chandrasekhar, Subrahmanyan, 282–284, 294, 341–342, 345, 365–366

Chandrasekhar limit, 282

chaos theory, 291

Chevalier, Haakon, 308

Chew, Geoffrey, 244, 246, 307, 327

Chicago, Illinois, 189–190, 194–195, 198, 271–272. See also University of Chicago

Chwolson, Orest, 16, 19

classical mechanics, 15

classified work, 333–334

code names, scientists’, 202–203, 229, 234

cognitive dissonance, 158

The Collected Papers (Fermi), 263, 357

Columbia University, 190

Anderson-Fermi collaboration, 158–161

Bethe’s APS presidency, 310–311

chain reaction experiments with Anderson and Szilard, 172–174

FBI suspicion of Fermi’s ties, 189

Fermi’s lecture on the fission work, 323–324

Fermi’s offer of a faculty position, 135

Fermi’s working exponential pile, 184–186

graphite diffusion experiments, 182–183

pile modifications, 190–192

Rabi and Fermi, 171–172

Steinberger’s move to, 307

summer lectures, 129

Szilard’s presence at, 154–155

the Fermis’ arrival, 150

Yang and Lee, 326

Como conference (1927), 82, 89–91, 187–188, 334

Compton, Arthur, 111(fig.), 112(fig.)

background and work, 187–188

Bartky replacing, 274–275

consequences of the chain reaction experiment, 213

criticality, 209

DuPont negotiations, 207, 212

Fermi’s Nobel nomination, 138

Hanford reactor, 232–233

Interim Committee decision, 250–252

pile facility construction, 201, 204

the Chicago team, 186–187, 196

watch behavior at altitude, 221

X-10 plutonium reactor, 223

computational physics, 290–291, 359–360

computers

advances in simulation technology, 359–360

human, 241, 243, 302

postwar work on programmable machines, 290–291

Conant, James Bryant, 212, 300, 312

concorso (academic competition), 57–59, 83

Condon, Edward, 307–308

conservation laws, 102–103

controlled fission reactions, 120–125, 127, 207–208

Conversi, Marcello, 264–265, 276

Corbino, Orso Mario, 41, 70(fig.), 81(fig.), 126

bringing Italian physics to international prominence, 108

career path, 32–33

commitment to Fermi’s success, 30, 32

Como conference, 88–89

death of, 132

discovery of transuranic elements, 119

fascist regime and, 33–34

Fermi’s position in Florence, 43

Fermi’s teaching position at University of Rome, 38

Fermi’s wedding to Laura, 69

heading the university physics department, 18–19

importance of Fermi’s slow-neutron process, 363

Italy’s annexation by Germany, 129

Lo Surdo’s friction with Fermi and, 92

paraffin block experiment, 123–124

patent controversy, 318–319

Rome conference, 111(fig.)

Rome School, 80, 82, 87

supporting Fermi’s professional ambitions, 57–59, 63

Cordova, Tina, 261

cosmic-ray physics, 181, 276, 281–286, 334

coup d’état (Italy), 31–34

CP-1/CP-2/CP-3, 217–218, 265–266, 280–281

critical mass problem, 239–241

criticality, 207–212, 214–216, 229–233

crocodile spectrograph, 109(fig.)

Cronin, James, 330–332

Curie, Marie, 35–37, 111(fig.), 113, 202

cyclotron, 220

Columbia University, 159

Frascatti, Italy, 108, 360

pion-neutron scattering, 278

plutonium creation, 197–198

proton accelerator for mesotron production, 276, 279

D’Agostino, Oscar, 115–116, 115(fig.), 124, 126, 157, 318–319, 321

daily routine, Fermi’s, 72–73, 78–79, 243–247

Darrow, Karl, 305

Davis, Warren, 316–318

death

Admiral Capon, 136

Alberto Fermi, 67

Corbino, Rutherford, and Marconi, 127, 132–133

Giulio Fermi, 9–10

Ida Fermi, 10, 41

Maria Fermi, 353–354

death, Fermi’s, 117(fn), 336–337, 340–346, 348–352, 354, 356–357, 360–361, 364–365

Debye, Peter, 110, 112(fig.)

degeneracy, 55–56

delta plus plus particle, 293

deuterium, 171

Dirac, Paul, 44

background, 50–52

electron spin, 49

Fermi’s quantization of perfect gases, 55–56

NAS conference, 287

Nobel Prize, 138

quantum electrodynamics, 96–98, 103–105

Solvay conference, 88–89

documentary of Fermi, 357

Dragstedt, Lester, 340–341

Dunning, John, 159, 172, 298

DuPont Corporation, 207, 212, 223, 225, 228

Dyson, Freeman, 294–296

Eddington, Arthur, 47, 282

education

Amidei’s intellectual structure with Fermi, 14–16

Fermi as prodigy, 14–15

Fermi’s admission paper to the University of Pisa, 19

Fermi’s early interest in science and technology, 7–8

Fermi’s pedagogical skills, 26

of the Fermi children, 219–220

Scuola Normale Superiore, Pisa, 18

See also Rome School of physics; Scuola Normale Superiore, Pisa; University of Göttingen

Ehrenfest, Paul, 41–43, 111(fig.)

Einstein, Albert, 12, 28, 42–44, 47, 138, 156, 179, 249

electrodynamic theory, 28

electromagnetic field, 97–98

electromagnetic interaction, 357–358

electromagnetic theory, 16, 46, 70–71

The Electron Theory of Matter (Richardson), 16

electrons, 45, 49, 95–96, 102

Ellis, Charles Drummond, 109, 111–112, 112(fig.)

enemy alien, Fermi as, 188–189, 198, 202–203

energy efficiency, 328

Erdos, Paul, 155

ergodic theory, 37, 42, 291

espionage, 305

Klaus Fuchs, 239–240, 261, 301–302, 321

Oppenheimer controversy and hearings, 307–313

Ethiopia, Italy’s conflict with, 128, 130

eulogy, Fermi’s, 346–348

European Space Agency, 360

Everett, C.J., 302

exclusion principle, Pauli’s, 48–50, 54–57, 95–96, 98–99

experimental physics

chain reaction experiments, 161–165

Fermi bridging the gap between theoretical physics and, 27–28

Pauli’s incompetence, 47

Rome School, 80

Szilard-Fermi incompatibility, 173–174

fallibility, Fermi’s, 233

Faraday, Michael, 97–98

fascist regime, Italy’s, 233

anti-Semitic laws, 140

building Fermi a lab, 131–132

Corbino’s academic career, 32–34

Corbino’s efforts towards funding Fermi’s work, 108–109

Corbino’s refusal to join, 132

FBI suspicion of Fermi’s ties to, 189

Fermi’s background security check, 298

Fermi’s connection through the Accademia, 93

Fermi’s departure from, 134–136, 139–142

Fermi’s Italian colleagues’ war years, 164–165

Fermi’s Nobel Prize, 144–145

increasing politicization, 126

increasing reliance on Nazi Germany, 130, 133

Laura Fermi’s refusal to leave Italy despite, 129–130

Laura Fermi’s resistance to leaving Italy, 77

slow-neutron patent controversy, 320–321

See also Mussolini, Benito

Fat Man, 261–263

Federal Bureau of Investigation (FBI), 189, 198, 297–298, 309, 321–322

Feld, Bernard, 181, 193, 263

Fermi, Alberto (father), 3–5, 9, 13, 17–19, 41, 63–64, 67

Fermi, Enrico, pictures of, 79(fig.), 81(fig.), 90(fig.), 115(fig.), 143(fig.), 274(fig.), 275(fig.), 337(fig.), 346(fig.)

Fermi, Giulio (brother), 5–7, 6(fig.), 8–9, 8(fig.), 9–10, 27–28, 38

Fermi, Giulio (son), 10, 78, 133, 141, 150, 219–220, 272–273, 315, 338, 354–355

Fermi, Ida de Gattis (mother), 5–6, 9–10, 18–19, 41

Fermi, Laura Capon (wife), 39(fig.), 351(fig.)

adjusting to Chicago, 218–219

arrival in Chicago, 198

arrival in Los Alamos, 234–236

Castelnuovo salons, 64–65

celebrating criticality, 212–213

collaborative writing, 73–74

donating her wedding ring to the Italian war effort, 128

English skills, 75

Fermi’s courtship, 65–68

Fermi’s death, 341–345, 351–353

Fermi’s enemy alien status, 189

Fermi’s first meeting with, 38–40

Fermi’s secrecy about fission research, 186

financial assets, 314–315

her son’s resemblance to, 355–356

house and staff in Rome, 71–72

initial dislike of America, 75–77, 149–150

life in New York, 171

move to New York, 154

Nella’s birth, 77–78

proposal and wedding, 68–69

response to the Hiroshima/Nagasaki bombings, 262–263

textbook translation, 316–317

the Fermis’ postwar return to Chicago, 271–272

Fermi, Maria (sister), 5–7, 6(fig.), 8–9, 11, 41, 63–64, 67, 69, 263, 315, 353–354

Fermi, Nella (daughter), 39–40, 77–78, 141, 150, 219–220, 272, 353–354

Fermi, Olivia (granddaughter), 354

Fermi, Rachel (granddaughter), 355

Fermi, Stefano (grandfather), 4

Fermi Award, 356–357

Fermi interaction, 285

Fermi Paradox, 37–38, 364

Fermi problems, 37–38, 66

Fermiac, 290

Fermi-Dirac statistics, 36, 96, 282, 359

fermions, 36

Feynman, Richard, 99, 239, 241, 286–288

finances, Fermi’s, 314–315

Fisica (Fermi), 73, 315–318

fission, nuclear, 356–357

Amaldi’s research, 264

critical mass problem, 239–241

Fermi’s failure to understand his results, 150

Fermi’s reaction to Hahn-Meitner-Strassman results, 156–157

Fermi’s work at Columbia, 159–161

fusion and, 192–193

lack of a theoretical framework, 152–153

political concerns over, 161–162

Roosevelt prioritizing work on, 180

Via Panisperna team’s failure to achieve, 157–158

See also chain reaction; neutron bombardment

Franck, James, 34–36, 138–139, 252–253, 350

Friedman, Jerome, 329–331

Frisch, Otto, 152–153, 157, 240

Fuchs, Klaus, 239–240, 261, 301–302, 321

Fuller, Robert, 272–273, 338–339

fusion research, 192–193

Fermi and Teller’s study of cosmic rays, 281–282

“Super” project, 238–239, 244, 263–264, 300–301, 308–310

Truman’s opinion on, 299

games and toys, Fermi’s interest in, 64, 219, 227, 246, 272

gamma rays, 102

Gamow, George, 112, 156, 192

Garbasso, Andrea, 53–54, 87–89, 111

Garrison, Lloyd, 310–311

Garwin, Richard, 294, 302–303, 330, 351

Gell-Mann, Murray, 278–279, 295–296, 342, 351, 358

General Advisory Committee (GAC), 290, 297–300, 312, 321–322

geophysics, Fermi’s interest in, 181

Germany

annexation of Austria, 152

direct control of Italy, 136

end of the European war, 249–250

failure to construct a working reactor, 215, 265

Heisenberg’s return to, 175–176

Italy’s increasing reliance on, 130, 133

Mussolini’s alliance with, 128–129

pact with the Soviet Union, 180

the Fermis’ departure from Italy through, 141–143

Weimar Republic, 35

See also Hitler, Adolf; University of Göttingen

Giannini, Gabriello, 84, 124, 150, 304, 319–320

Giorgi, Giovanni, 57–58

Glashow, Sheldon, 357–358

Glauber, Roy, 336

gluons, 358

Goldberger, Marvin “Murph,” 327

goldfish pond experiment, 122, 122(fn)

Goodyear Rubber Company, 205–206

Goudsmit, Samuel, 42, 49, 74–76, 88, 99, 112(fig.)

graduate students, Fermi’s, 293–294, 326–331

graphite moderator, 177, 182–186, 215, 222–223

Greenewalt, Crawford, 207, 209, 212, 223, 228–229

Groves, Leslie, 201–204, 223–224, 228, 232–233, 250, 257, 267

Gunn, Ross, 169–170

Gustav V of Sweden, 144

Hahn, Otto, 119, 144, 150–153, 157, 356–357

Halmos, Paul, 155

Hanford, Washington, 203–204, 217, 228–233, 247

Heisenberg, Werner, 90(fig.), 337(fig.)

Basel conference, 334

Como conference, 89–90

Dirac’s QED work, 101

German failure to create a device, 250

heavy water reaction, 265

matrix mechanics and wave mechanics, 49–50

Nazi-Soviet alliance, 180

Nobel Prize, 138–139

Pauli’s view of, 47

return to Germany, 175–176

Rome conference, 112(fig.)

University of Göttingen students, 34–36, 46

Higgs boson, 357, 359

Hillberry, Norman, 211(fig.), 297–298

Hinton, Joan, 239, 259

Hiroshima, Japan, 261–263, 361

Hitler, Adolf, 128, 133, 137, 161–162, 175–176

Hooper, Stanford, 166, 168–169

Hoover, J. Edgar, 309

House Un-American Activities Committee (HUAC), 307–308

Houtermans, Fritz, 192

Hutchins, Robert Maynard, 193–194, 275(fig.)

hydrodynamics: Taylor instability, 291

hydrogen bomb, 239, 296, 299

moral and ethical issues, 300–302

Oppenheimer espionage hearings, 308–309, 313

Teller and Ulam’s contributions to, 302–303

testing in the South Pacific, 303

See also fusion research; “Super” project

implosion, 237, 247–249

impurities in the pile, 183, 191, 199, 215, 250, 265

induced radiation, 63, 84

initiator mechanism, 248–249

Institute for Nuclear Studies, 274–279, 281–282, 350

Interim Committee, 251–255

international conferences, 333

Como conference, 82, 89–91, 187–188, 334

enlightening the community about Italian physics, 88–91

National Academy of Sciences conferences, 286–287

Solvay conferences, 88–89, 104, 113, 144, 286

international control over nuclear weapons, 300–301

Italy. See fascist regime, Italy’s

Japan

deployment of Fat Man and Little Boy, 261–263

end of the war in Europe, 250–251

Interim Committee decision about continuing the project, 254–255

pion research, 127–128

Jensen, J. Hans D., 278

Jews

flight of European Jewish scientists, 131–132

Laura Capon, 38–39

Laura Fermi’s conversion to Catholicism, 141

Meitner’s escape from Germany, 152

Mussolini’s racial policies, 77, 134–136

Rome School physicists, 82

Joliot-Curie, Frédéric, 106, 113, 151–152, 163

Joliot-Curie, Irène, 106, 113, 151–152

Jordan, Pascual, 34, 46

application of the Pauli exclusion principle, 56–57

Dirac’s QED work, 101

Fermi’s beta radiation paper, 105–106

matrix mechanics and wave mechanics, 49–50

University of Göttingen, 35–36

King, L.D.P, 257–258, 290

King, Nick, 289(fig.)

Kistiakowsky, George, 238, 242, 247–248

Korean War, 303

labor dispute, 204

Lamb, Willis, 154, 157, 286

Lamb shift, 286

languages, Fermi’s knowledge of, 12, 17, 21–22, 75, 201

Lavender, Robert, 319–320

Lawrence, Ernest, 129, 186, 251

Lee, Tsung-Dao, 285, 326, 331–332, 358–359

lensing, 242

Les Houches, France, 336

Levi-Civita, Tullio, 29, 38–39, 57, 64, 89, 111

Libby, Leona, 35–36, 193–194, 208, 211, 211(fig.), 212–213, 219, 227, 229, 301, 341, 341(fn), 343–344, 352

Libby, Willard, 351

Lilienthal, David, 290, 299, 312–313

Little Boy, 261–263

Livermore National Laboratory, California, 309, 311(fn)

Lo Surdo, Antonino, 91–93, 132–133

Lorentz, Hendrik, 32, 88–89

Los Alamos, New Mexico, 333, 352

assembling the personnel, 223–225

critical mass problem, 239–241

deployment of Fat Man and Little Boy, 261–263

evaluating Fermi’s contribution, 266–268

Fermi’s daily routine and social life, 243–247

Fermi’s postwar research, 288–291

hydrogen bomb research, 296, 302–304

implosion device calculations, 241, 247–249

initiator problem, 248–249

invitation to Rasetti, 264

Nella Fermi’s memory of, 354

plutonium production at Oak Ridge, 223

postwar expansion, 299

Richard Garwin’s summer work, 330

slow-neutron patent, 319–320

Teller’s passion for fusion research, 193

test shot, 256–260, 258(fig.)

the Fermis’ arrival, 234–236

von Neumann and, 242–243

Macmillan Publishers, 315–318

magnetic fields, cosmic-ray energy and, 283–284

magnetic moment of an electron, 99, 110

magnetic resonance, 171

Majorana, Ettore, 80–81, 83–84, 109, 131

Majorana, Quirino, 83

Manhattan Project

centralizing, 187–189

Compton’s coordination, 187–188

diverse scientists’ contributions to, 266–268

end of the war in Europe, 250–255

facilities, 203–204

Fermi’s legacy, 361–363

Interim Committee decision about continuing the project, 251–255

Leslie Groves, 201–202

postwar documentaries, 273–274

reorganization, 236–239

slow-neutron technique patent, 319–321

uranium isotope separation work, 203–204

X-10 plutonium reactor, 221–223

See also Hanford, Washington; Los Alamos, New Mexico; University of Chicago

Marconi, Guglielmo, 7, 89, 111, 111(fig.), 127, 132–133

Marks, Anne Wilson, 253–254

marriage, Fermi’s, 65–71, 70(fig.), 71–72, 141. See also Fermi, Laura Capon

Marshak, Robert, 286

Marshall, John, 190, 193, 194(fn), 219, 329

mathematics

as precursor for Fermi’s study of physics, 17

Castelnuovo’s salons, 64

Dirac’s QED work, 99–101

Fermi’s curriculum and lecturers at Pisa, 21–22

Fermi’s intellectual stimulation under Amidei, 14–15

Giulio Fermi’s career, 355

Pauli’s genius, 47

projective geometry, 13–14

Rome School students, 84

matrix mechanics, 49–50

Maxwell, James Clerk, 46, 70–71, 97–98

Maxwell’s equations, 97–98, 220–221

Mayer, Joseph, 190, 278, 351

Mayer, Maria, 190, 277, 286, 344–345, 351

McKibbin, Dorothy, 260

McMahon Act (1946), 288–289

McMillan, Edwin, 234–235

McMillan, Elsie, 234–235, 260

Medal of Merit, congressional, 274

Meitner, Lise, 110, 112(fig.), 119, 144, 150–151, 153, 157, 356–357

mesons, 286, 295–296

mesotron (pion), 127–128, 275–276

Met Lab. See University of Chicago

Metropolis, Nicholas, 290–291, 344

military control of national laboratories, 288–289

Millikan, Robert, 110, 112(fig.), 113

moderator for chain reactions, 177–181, 194, 199–200, 215, 232–233

Molotov-Ribbentrop Pact, 180

Monte Carlo method, 124, 290, 360, 364

Morrison, Phillip, 257

mountain hiking, 24, 53–54, 70–71, 84, 87, 244, 336

muons, 276, 284–286

Mussolini, Benito, 31–34, 92, 128–130, 134–135, 144–145, 352. See also fascist regime, Italy’s

Nagasaki, Japan, 261–263, 361

National Bureau of Standards (NBS), 306–308

nationalist movement, Italy’s, 31–33

Nature magazine, 104–105

Navy, US, 165–171

neutrinos, 104

Fermi’s speculation on Pauli’s hypothetical particle, 103–105

fusion reactions, 192

research into the weak interaction, 284–286, 357–359

neutron bombardment

Cambridge team, 114–115

CP-2 as neutron factory, 218

CP-3 neutron collision studies, 280–281

German and English teams’ work, 150–154

Joliot-Curies’ paper, 113–114

nuclear chain reaction, 154–155

paraffin block experiment, 120–125

plutonium resulting from, 197

radon-beryllium source, 114–117

See also fission, nuclear

neutron emission during fission, 161, 163–165. See also chain reaction

neutrons

discovery of, 45, 103–104, 112–113

moderating, 178

refraction of, 220–221

New York, New York, 75, 149–150

Nobel Prize, 112(fig.), 187–188, 358

Arthur Compton, 282

Chamberlain and Segrè, 84, 329

Fermi’s award, 119, 140–141, 143–145, 150, 227

Fermi’s nomination, 137–140

Fermi’s students, 331–332

Hans Bethe, 159

Harold Urey, 171

Hideki Yukawa, 128

Jerome Friedman, 329

Maria Mayer, 278

Schwinger nomination, 287–288

nuclear accidents, 362–363

nuclear graphite, 183–184

nuclear physics

creation of transuranic elements, 118–119

Fermi’s early interest in, 107–109

Fermi’s lectures on, 325

international conferences, 113

neutron bombardment, 114–117

pion research, 127–128

Rome conference, 110–112

slow-neutron process, 72, 120–127, 144, 182–184, 193, 318–322

See also chain reaction; fission, nuclear; fusion research; neutron bombardment

Nuclear Physics (Fermi), 325

nuclear reactors, 182

constructing the Hanford plutonium reactor, 228–229

Fermi’s legacy, 361–363

Fermi’s plan and calculations, 196–197

Fermi’s working exponential pile, 184–186

implosion method with a plutonium bomb, 237–239

modified pile at Columbia, 190–192

X-10 plutonium reactor, 221–223

See also Columbia University; University of Chicago

nuclear testing, 361–362

Oak Ridge, Tennessee, 203–204, 207, 217, 221–223, 247

Obama, Barack, 328, 361

Occhialini, Giuseppe, 87–88

Office of Scientific Research and Development (OSRD), 320

“On the Quantization of a Perfect Monatomic Gas” (Fermi), 55

Oppenheimer, J. Robert, 193, 248, 251, 254, 356

Berkeley work on uranium, 223

contribution to the Manhattan Project, 267

European-style physics, 221

Fermi’s opinion of, 225–227

Fermi’s summer work, 129

GAC chair, 290, 297–299

Groves and, 223–224

Interim Committee decision, 252–254

national security controversy and hearings, 307–313, 335–336, 343

test shot, 257

Orear, Jay, 293, 328–329

Pancini, Ettore, 264–265, 276

paraffin block experiment, 120–125, 178

Paris conference (1932), 113

Parsons, William “Deak,” 238

particle accelerators, 127–128. See also cyclotron

particle physics, 87–88, 292–293, 357–358

Pasta, John, 291

patent for the slow-neutron technique, 318–322

Pauli, Wolfgang, 44, 90(fig.), 112(fig.)

beta radiation, 103, 112

Como conference, 89–90

intellectual gifts and personal appearance, 47

neutrino theory, 104

on Dirac, 51

philosophical aspects of quantum theory, 36

the Zeeman effect, 48–49

University of Göttingen students, 34

See also exclusion principle, Pauli’s

Pearl Harbor, Japan’s attack on, 186

Pegram, George, 129, 135, 150, 164–168, 180–181, 191, 265

Peierls, Eugenia, 262

Peierls, Rudolf, 88, 235, 239–240, 288

“perfect gas,” 54–57

Persico, Enrico, 10–12, 18–19, 27–29, 38, 42, 58, 64–65, 79(fig.), 87–88, 111, 111(fig.), 121, 338

Philby, Kim, 321

photon, theory of the, 98, 187–188

physics

Amidei’s education, 13

attracting students to the Rome School, 81–83

Castelnuovo’s salons, 64

dark side, 365

Enrico and Laura Fermi’s writings, 73–74

Fermi’s curriculum and lecturers, 21–22

Fermi’s early interest and experiments, 11–12, 16

Fermi’s independent reading, 25–26

Fermi’s intellectual stimulation under Amidei, 14–15

Fermi’s international summer travels for, 74–77

Fermi’s self-education through reading, 15–16

mathematics as precursor for Fermi’s study of, 17

Pauli’s genius, 47

the Fermis’ honeymoon, 70–71

University of Göttingen, 34–35

See also experimental physics; nuclear physics; theoretical physics

Piccioni, Oreste, 131, 264–265, 276

pile, atomic

assembly in the squash court, 204

construction at the University of Chicago, 205–207

ellipsoidal design, 199–200

instrumentation, 200

move to Chicago, 193–196

safety mechanisms, 200–201

See also CP-1/CP-2/CP-3; nuclear reactors

pion-proton scattering, 294–295, 330–331, 358–359

pions, 127–128, 275–276, 284, 326

Pisa. See Scuola Normale Superiore, Pisa

Planck, Max, 25–26, 44, 89

Planck, Miriam, 302, 302(fn)

plutonium, 186, 197

doubts about the use in the Project, 236

reactor construction at Hanford, 228–229

uranium isotope separation work, 203–204, 207

X-10 plutonium reactor, 221–223

poisoning, reactor, 231–233

Poisson, Siméon-Denis, 15–16, 19

political beliefs, Fermi’s, 364–365

polonium, 113–114

Polya, George, 155

Pontecorvo, Bruno, 87, 109, 120–121, 123, 126, 240, 318–319, 321–322, 334

positrons, 104, 113

Potsdam Conference (1945), 261

practical jokes and teasing, 23–24, 53–54, 65–67

pregnancy, Libby’s, 219

pressure wave calculation, 259

Princeton University, 156–157, 161, 184, 196, 326

probability and statistics, 37–38, 328–329, 364–365

problem-solving skills, Fermi’s, 221, 226–227, 347–348, 363–364

Prohibition, 75

projective geometry, 13–14

proton bombardment, 127–128, 276, 292–293

public policy issues, 304

Q clearances, 297–298

quantum electrodynamics (QED), 96–98, 100–101, 103–105, 287–288

quantum field, 51

quantum theory

early discoveries and theories, 44–46

integrating with statistical mechanics, 42

Maxwell’s equations, 97–98

Oppenheimer’s background in, 226

Pascual Jordan, 34–35

Paul Dirac’s contribution, 50–52

Pauli’s exclusion principle, 49–50, 54–57

philosophical aspects of, 36

Solvay conference, 88–89

Zeeman effect, 48–49

quarks, 295–296, 326, 358

Rabi, I. I., 154, 157, 162, 171, 257, 286, 300, 311, 330, 349

radiation exposure, 260–261

radium, 114–115, 164

railroad system, 4

Raman effect, 110

Rasetti, Franco, 25(fig.), 70(fig.), 115(fig.)

admission to the Scuola physics program, 27

Como conference, 90

continuing slow-neutron research, 127

crocodile spectrograph, 109(fig.)

electron theory, 16

Fermi’s courtship of Laura, 65–66, 68

Fermi’s departure from Italy, 142

Fermi’s early friendship with, 23–26

Fermi’s position in Florence, 43

Fermi’s wedding to Laura, 69

neutron bombardment research, 115–117

nuclear physics research, 109–110

patent controversy, 318, 322

Rome conference, 111

Rome School, 82, 86–87

slow-neutron process, 124

University of Florence, 53–54

war years, 264

reactors. See nuclear reactors

refractive-index formula, 220–221

relativity, theory of

electron spin, 49

Fermi’s appreciation for the potential of, 28–29

Fermi’s interest in, 11–12

Fermi’s strong grasp of, 26

Pauli’s contribution to, 47

quantum electrodynamics, 98–99

Solvay conferences, 88–89

resonance absorption, 173–174

resonance particle, 293

Reye, Theodor, 13–14

Richardson, Owen W., 16, 112(fig.)

Robinson, Martin, 315–318

Rockefeller Fellowship, 41–42

Rome conferences, 110–111, 111(fig.), 112(fig.), 131–132

Rome School of physics

as group endeavor, 87–88

core personnel, 81–83

curriculum, 83–86

dispersion of personnel, 126–127, 131–132

early work in nuclear physics, 108

Fermi’s work on QED, 99–100

Fermi’s work on statistical mechanics, 95–96

Joliot-Curies’ paper on neutron bombardment, 114–115

Lo Surdo’s directorship, 91–93, 132–133

neutron bombardment, 114–118

nuclear physics, 108–109

physics as soma, 130–131

pi-meson/muon research, 276

playfulness among teachers and students, 86–87

popularity among students, 88

slow-neutron process, 120–125

Roosevelt, Franklin, 180, 183, 202–203

Rosenberg, Ethel, 304

Rosenberg, Julius, 304

Rosenbluth, Marshall, 285

Rosenfeld, Arthur, 293, 309, 325, 328, 330

Rosenfeld, Leon, 156–157, 161

Rossi, Bruno, 87–88, 238–239, 284–285, 341

Rostagni, Antonio, 79(fig.)

Rostagni, Maria, 79(fig.)

Rutherford, Ernest, 89, 102–103, 108–109, 112, 114, 118, 127, 151–152

safety of the pile, 200–201, 207–209, 222–223, 228

Sarfatti, Margherita, 134

Schluter, Robert, 325

Schrödinger, Erwin, 50, 138–139, 315

Schwinger, Julian, 99, 287–288

SCRAM mechanism, 200–201

Scuola Normale Superiore, Pisa

analytical chemistry, 25–26

building and grounds, 20–21

effect of World War I on, 17–18

experimental physics lab work, 27

Fermi’s classmates, 23

Fermi’s curriculum and friends, 20–30

Fermi’s dissertation and graduation, 29–30, 37

Fermi’s entrance exam, 19

history of, 18

Seaborg, Glenn, 197, 207, 252, 266

secrecy in fission research, 161–162, 164–165, 168, 185–186, 212–213, 253–254, 312–313

security, military, 202–203, 229

security, national, 307–315

Segrè, Emilio, 115(fig.)

Castelnuovo salons, 64

dispersion of the Rome School, 126

Fermi’s illness and death, 342–343

fishing, 245

Italy’s annexation by Germany, 128–129

Los Alamos, 235–236

neutron bombardment research, 116, 118

Nobel Prize, 331–332

nuclear physics research, 109–110

patent controversy, 318–320

plutonium as fission material, 222, 239–240

Rome School, 82–87

Rome team’s failure in neutron experiments, 157–158

work on uranium, 223

segregation, 306–307

shell model of the nucleus, 276–278

Shepley, James, 309, 328, 343

sintering, 190–191

skiing, 244, 245(fig.)

slow-neutron technique, 72, 120–127, 144, 182–184, 193, 318–322

Solvay, Ernest, 88, 91, 187–188

Solvay conferences, 88–89, 104, 113, 144, 286

Sommerfeld, Arnold, 47, 89–91, 93, 112(fig.), 138

Soviet Union, 249–250, 261

fission test in 1949, 299

Fuchs’s espionage for, 301–302

German invasion of, 181–182

Oppenheimer hearings, 307–308

pact with Germany, 180

Pontecorvo’s defection, 321–322

Rosenberg espionage case, 304–305

spin, particle, 99

spin-orbital coupling, 276–278

splitting the atom. See fission, nuclear

square dancing, 246–247

statistical mechanics, 37, 54–57, 90–91, 95–96, 282–283

Steinberger, Jack, 284–286, 307, 324, 327–328, 331–332

Stern, Otto, 110, 139

Stimson, Henry, 250, 252–253

Strassman, Friedrich “Fritz,” 119, 151, 156–157, 356–357

Strauss, Lewis, 301

strong force, 291–294, 358

“Super” project, 238–239, 244, 263–264, 300–301, 308–310, 328. See also hydrogen bomb

Sweden: Nobel Prize award, 142–145

swimming, 194–195

Szilard, Leo, 169, 211(fig.)

chain reaction, 154–155, 161, 163–165, 208

collaboration with Fermi, 172–173

end of the war in Europe, 250

FDR letter on fission weapons research, 249

graphite moderator for the chain reaction, 179–181, 183

Interim Committee decision, 252, 254

legacy of, 362–363

move to Chicago, 193

natural uranium reaction, 172–174

patent, 319

purity of fission materials, 199

secrecy over fission research, 162, 168

success of the chain reaction, 211–212, 215

the Hungarian refugees, 242

Taft, Horace, 293

Taylor instability, 291

teaching skills, Fermi’s, 84–86, 101, 323–332

Telegdi, Valentine, 278, 310, 324, 332, 350–351

Teller, Edward, 162

Chien Ning Yang and, 326

cosmic-ray studies, 281

Fermi’s confidence in the reactor experiment, 214–215

Fermi’s illness and death, 342–343

fusion research, 192–193, 239

government interest in fission weapons research, 179

hydrogen bomb research, 299, 302

Manhattan Project work, 183

Oppenheimer hearings, 308–311, 311(fn), 335–336

Rome School, 88

“Super” project, 244, 263–264

the Hungarian refugees, 156

von Neumann and, 242

Teller, Paul, 289(fig.)

tennis, 291, 291(fn)

test shot, 256–260, 258(fig.)

textbook publication, 315–318

theoretical physics

Corbino’s political and academic plan for Italy, 59

Fermi bridging the gap between experimentalism and, 27–28

Fermi’s graduate students, 327

first Italian academic chair, 58

Marie Curie’s skepticism towards, 36–37

Oppenheimer’s background in, 226

Pauli’s contribution to, 47

Rome School, 80

University of Michigan symposium, 74–75

See also quantum electrodynamics

Thomson, J. J., 45, 226

thorium, 191

“tickling the dragon,” 247

Tomonaga, Sin-Itiro, 99, 287

Trabacchi, Giulio Cesare, 114–116, 124, 126, 318–319, 321

transuranic elements, creation of, 118–119, 144, 151–152

trinitite, 259

Trinity site, 256–260, 258(fig.), 260–261

Truman, Harry, 261, 299, 301–302, 307–308

Tube Alloys project, 239–240

Tuve, Merle, 156, 170

“two lire” game, 86

Uhlenbeck, George, 41–42, 49, 74–76, 99

Ulam, Stan, 224, 290–291, 291(fn), 299, 302, 302(fn), 335, 344–345

United States

Fermi’s meeting with the US Navy, 165–171

Fermi’s summers at Columbia, 129

interest in uranium chain reaction research, 179–180

Laura Fermi’s initial dislike, 74–76, 149–150

National Academy of Sciences conferences, 286–287

settling in New York, 154

See also Columbia University; Los Alamos, New Mexico; Manhattan Project; University of Chicago

universal force, nuclear, 285

University of Chicago

achieving criticality, 207–212

bringing the pile to criticality, 207–212

Chandrasekhar’s work, 282–283

construction of the pile, 196–198, 205–207

cyclotron experiments on strong force principles, 291–294

Fermi’s lecture skills, 324–325

Met Lab’s move to Argonne, 217

moving the pile project to, 193–196

redesigning the pile, 198–201

Yang and Lee, 326

See also Chicago, Illinois; Institute for Nuclear Studies

University of Florence, 53–54

University of Göttingen, 34–36, 46, 226

University of Leiden, 41–43, 46

University of Michigan, Ann Arbor, 74–76, 99–102, 129, 174, 181, 190

University of Pisa. See Scuola Normale Superiore, Pisa

University of Rome, 18–19, 38, 58, 65, 360. See also Rome School of physics

uranium

coordinating Manhattan Project research, 187–188

critical mass problem, 239–241

Fermi’s working exponential pile, 184–186

isotope separation work at Oak Ridge, 203–204

isotopes, 169–170, 172–174

plutonium resulting from bombardment, 197

production of uranium metal, 183–184

See also chain reaction; fission, nuclear; Manhattan Project

Urey, Frieda, 344–345, 352

Urey, Harold, 112, 171, 186, 351

Varenna, Italy, 336–338, 337(fig.)

Volta, Alessandro, 89

Volterra, Vito, 57, 64

von Karman, Theodore, 155

von Neumann, John, 155, 224, 242–243, 290, 345

von Ossietzky, Carl, 137

Washington Conference on Theoretical Physics, 156, 159–161, 170

Wataghin, Gleb, 79(fig.), 114

water boiler project, 238–239, 263

Wattenberg, Albert, 181, 193, 205, 208–209, 211(fig.), 280

wave mechanics, 49–50

weak force and weak interaction, 104–106, 285–286, 357–359

weaponization of fission, 176–177, 186

bringing the pile to criticality, 211–212

concerns over Hitler’s access, 161–163

Fermi’s concerns about the consequences of, 249

Fermi’s meeting with the US Navy, 168–169

Fermi’s presumption of success, 193

Interim Committee and dissent about continuing the project, 252–255

people’s responses to the test shot, 259–260

postwar work, 300

Rasetti’s antipathy to, 264

scientists’ attitude towards, 224–225

University of Chicago research, 197–198

See also Manhattan Project

weaponization of fusion, 299–300

Weil, George, 181, 208–209

Weinberg, Steven, 357–358

Weisskopf, Victor, 258

Wheeler, John, 156, 184, 196, 231, 266, 282

white dwarf star, 282(fn), 326

Wigner, Eugene, 179, 183–184, 196

bringing the pile to criticality, 208, 211

chain reaction, 161

code name, 202

Fermi’s beta radiation paper, 105–106

Fermi’s QED paper, 100–101

NAS conference, 287

Nobel Prize, 278

on criticality, 213–214

quantum electrodynamics, 105

radium experiment, 164–165

the Hungarian refugees, 155

von Neumann and, 242

Yang and Lee, 326

Wilczek, Frank, 100

The World of Enrico Fermi (documentary), 357

World War I, 17, 31

World War II

effect on Fermi’s life, 273–274

end of the European war, 249–250

Nazi-Soviet pact, 180

Potsdam Conference, 261

secrecy over chain reaction potential, 161–165

“Society of Prophets” following the path of, 181–182

Szilard’s chain reaction patent, 155

urgency over fission research, 180–182

US entrance into, 167–168, 186

See also fascist regime, Italy’s; Germany; Manhattan Project; Soviet Union

X-10 reactor, 221–223, 228–229

Xenon-135 isotope, 232

X-ray diffraction, 29

X-ray pressure, hydrogen bomb research and, 302–304

Yang, Chen-Ning, 105–106, 285, 326, 330–332, 341(fn), 342, 358–359

Yodh, Guarang, 330–331

Yukawa, Hideki, 127–128, 275–276, 292

Zacharaisen, Walter, 284, 297–298

Zeeman, Pieter, 46, 89, 110

Zeeman effect, 46, 48–49, 110

Zinn, Walter, 211(fig.), 275(fig.)

bringing the pile to criticality, 208

construction of the pile, 205–206

Fermi Award, 356–357

halting the chain reaction, 211

Leona Libby’s pregnancy, 219

Manhattan Project, 181

purity of fission materials, 199

success of the reactor, 215

the Chicago team, 193

thorium explosion, 191

Zuckerman, Harriett, 331