291:, co-authored with Harold Orville Wyckoff, was the first textbook on radiation safety. With Richard T. Mooney, Braestrup investigated x-ray emissions from televisions. Their safety recommendations were adopted by the federal government.
283:
In 1953 Braestrup and D. T. Green patented the
Theratron, a machine for irradiating tumours with a focused beam of cobalt radiation which was designed to minimise the exposure to radiation of the health workers applying the treatment.
260:. Braestrup was part of the team at Columbia University taking part in the Manhattan Project. His work focussed on assessing and minimising the radiation hazard to personnel. His involvement in the
627:
521:
245:
In 1928 he began working part-time for
Columbia University in New York City. From 1929 until 1966 he was director of the physics laboratory of the New York Department of Hospitals.
705:
196:
168:
586:
710:
725:
211:
Carl Bjorn
Braestrup was born in Copenhagen, Denmark, on April 13, 1897, the son of a Danish naval officer. In 1919 Braestrup emigrated to the United States.
261:
700:
675:
695:
685:
670:
609:
503:
690:
680:
422:
364:
223:
87:
715:
665:
720:
568:
215:
82:
265:
543:
269:
173:
239:
155:
348:
319:
67:
191:(April 13, 1897 – August 8, 1982) was an American physicist, engineer and inventor who specialised in
660:
655:
249:
455:
311:
277:
227:
200:
163:
614:
573:
508:
305:
619:
578:
513:
472:
418:
360:
253:
142:
464:
428:
352:
192:
408:
414:
300:
125:
450:
649:
468:
257:
342:
219:
48:
623:
582:
517:
476:
299:
In 1928 Braestrup married
Elsebet Kampmann. They had two children, their son
273:
356:
610:"Peter Braestrup, 68, War Reporter And Library of Congress Editor"
344:
Manual on
Radiation Protection in Hospitals and General Practice
504:"Carl Braestrup, 85, Expert on Radiation Who Cited Its Perils"
264:
continued after the war, working as a consultant during the
252:
to detect radiation exposure, a design later adopted by the
544:"NYC Department of Hospitals Film Badge (ca. 1930s, 1940s)"
248:
In the early 1930s
Braestrup developed one of the first
238:
After graduation
Braestrup worked as an engineer for
332:
Braestrup, Carl B.; Wyckoff, Harold
Orville (1958).
148:
138:
120:
97:
75:
56:
30:
23:
569:"Paid Notice: Deaths Braestrup, Elsebet Kampmann"
318:Braestrup died on August 8, 1982, aged 85 in
8:
706:Massachusetts Institute of Technology alumni
341:Braestrup, C. B.; Vikterlöf, K. J. (1974).
20:
608:Herszenhorn, David M. (August 11, 1997).
380:
322:from complications following a stroke.
711:Danish emigrants to the United States
548:Museum of Radiation and Radioactivity
224:Massachusetts Institute of Technology
88:Massachusetts Institute of Technology
7:
726:Oak Ridge National Laboratory people
498:
496:
494:
492:
490:
488:
486:
444:
442:
440:
438:
402:
400:
398:
396:
394:
392:
390:
388:
386:
384:
256:, the secret project to develop the
449:Wyckoff, Harold O. (October 1983).
14:
701:Carnegie Mellon University alumni
630:from the original on July 9, 2020
589:from the original on May 27, 2015
524:from the original on May 24, 2015
512:. August 10, 1982. pp. B19.
451:"Carl Bjorn Braestrup: 1897-1982"
268:. From 1952 to 1963 he worked at
676:20th-century American physicists
266:nuclear testings at Bikini Atoll
216:Carnegie Institute of Technology
197:New York Department of Hospitals
83:Carnegie Institute of Technology
696:20th-century American inventors
686:20th-century American engineers
110:
671:20th-century Danish physicists
336:. Charles C. Thomas Publisher.
16:American physicist (1897–1982)
1:
691:20th-century Danish inventors
681:20th-century Danish engineers
469:10.1148/radiology.149.1.334-a
270:Oak Ridge National Laboratory
174:Oak Ridge National Laboratory
716:Columbia University faculty
240:Bell Telephone Laboratories
169:NYC Department of Hospitals
156:Bell Telephone Laboratories
742:
666:Scientists from Copenhagen
417:. 1983. pp. 369–370.
407:"Carl (Bjorn) Braestrup".
242:and Picker X-Ray Company.
410:The Annual Obituary, 1982
349:World Health Organization
226:(MIT), graduating with a
182:
131:
721:Manhattan Project people
303:was a correspondent for
160:Picker X-Ray Corporation
347:. Vol. 1. Geneva:
320:Middletown, Connecticut
295:Personal life and death
280:and plant inspections.
68:Middletown, Connecticut
262:atomic weapons program
334:Radiation Protection
289:Radiation Protection
250:film badge dosimeter
189:Carl Bjorn Braestrup
35:Carl Bjorn Braestrup
577:. January 5, 2003.
312:The Washington Post
278:radiation shielding
228:bachelor of science
201:Columbia University
164:Columbia University
615:The New York Times
574:The New York Times
509:The New York Times
306:The New York Times
230:from MIT in 1922.
424:978-0-912289-01-4
366:978-9-24-154038-4
254:Manhattan Project
186:
185:
143:Radiation physics
133:Scientific career
25:Carl B. Braestrup
733:
640:
639:
637:
635:
605:
599:
598:
596:
594:
565:
559:
558:
556:
554:
540:
534:
533:
531:
529:
500:
481:
480:
446:
433:
432:
429:Internet Archive
404:
370:
337:
193:radiation safety
114:
112:
103:Elsebet Kampmann
63:
44:
42:
21:
741:
740:
736:
735:
734:
732:
731:
730:
646:
645:
644:
643:
633:
631:
618:. pp. B5.
607:
606:
602:
592:
590:
567:
566:
562:
552:
550:
542:
541:
537:
527:
525:
502:
501:
484:
448:
447:
436:
425:
415:St. James Press
406:
405:
382:
377:
367:
340:
331:
328:
297:
287:His 1958 book,
236:
209:
178:
116:
113: 1928)
108:
104:
93:
76:Alma mater
71:
65:
61:
52:
46:
40:
38:
37:
36:
26:
17:
12:
11:
5:
739:
737:
729:
728:
723:
718:
713:
708:
703:
698:
693:
688:
683:
678:
673:
668:
663:
658:
648:
647:
642:
641:
600:
560:
535:
482:
434:
423:
379:
378:
376:
373:
372:
371:
365:
338:
327:
324:
296:
293:
235:
232:
214:He studied at
208:
205:
184:
183:
180:
179:
177:
176:
171:
166:
161:
158:
152:
150:
146:
145:
140:
136:
135:
129:
128:
122:
118:
117:
106:
102:
101:
99:
95:
94:
92:
91:
85:
79:
77:
73:
72:
66:
64:(aged 85)
60:August 8, 1982
58:
54:
53:
47:
45:April 13, 1897
34:
32:
28:
27:
24:
15:
13:
10:
9:
6:
4:
3:
2:
738:
727:
724:
722:
719:
717:
714:
712:
709:
707:
704:
702:
699:
697:
694:
692:
689:
687:
684:
682:
679:
677:
674:
672:
669:
667:
664:
662:
659:
657:
654:
653:
651:
629:
625:
621:
617:
616:
611:
604:
601:
588:
584:
580:
576:
575:
570:
564:
561:
549:
545:
539:
536:
523:
519:
515:
511:
510:
505:
499:
497:
495:
493:
491:
489:
487:
483:
478:
474:
470:
466:
462:
458:
457:
452:
445:
443:
441:
439:
435:
430:
426:
420:
416:
412:
411:
403:
401:
399:
397:
395:
393:
391:
389:
387:
385:
381:
374:
368:
362:
358:
354:
350:
346:
345:
339:
335:
330:
329:
325:
323:
321:
316:
314:
313:
308:
307:
302:
294:
292:
290:
285:
281:
279:
275:
271:
267:
263:
259:
255:
251:
246:
243:
241:
233:
231:
229:
225:
221:
217:
212:
206:
204:
202:
198:
194:
190:
181:
175:
172:
170:
167:
165:
162:
159:
157:
154:
153:
151:
147:
144:
141:
137:
134:
130:
127:
124:2, including
123:
119:
100:
96:
89:
86:
84:
81:
80:
78:
74:
69:
59:
55:
50:
33:
29:
22:
19:
632:. Retrieved
613:
603:
591:. Retrieved
572:
563:
551:. Retrieved
547:
538:
526:. Retrieved
507:
460:
454:
427:– via
409:
343:
333:
317:
310:
304:
298:
288:
286:
282:
247:
244:
237:
213:
210:
188:
187:
149:Institutions
132:
62:(1982-08-08)
18:
661:1982 deaths
656:1897 births
357:10665/39917
258:atomic bomb
650:Categories
463:(1): 334.
375:References
220:Pittsburgh
207:Early life
49:Copenhagen
41:1897-04-13
634:August 4,
624:0362-4331
593:August 4,
583:0362-4331
553:August 4,
528:August 4,
518:0362-4331
477:0033-8419
456:Radiology
274:Tennessee
51:, Denmark
628:Archived
587:Archived
522:Archived
121:Children
195:at the
115:
107:
622:
581:
516:
475:
421:
363:
234:Career
139:Fields
98:Spouse
70:, U.S.
326:Books
301:Peter
199:and
126:Peter
109:(
105:
90:(BSc)
636:2023
620:ISSN
595:2023
579:ISSN
555:2023
530:2023
514:ISSN
473:ISSN
419:ISBN
361:ISBN
309:and
222:and
57:Died
31:Born
465:doi
461:149
353:hdl
276:on
272:in
218:in
652::
626:.
612:.
585:.
571:.
546:.
520:.
506:.
485:^
471:.
459:.
453:.
437:^
413:.
383:^
359:.
351:.
315:.
203:.
111:m.
638:.
597:.
557:.
532:.
479:.
467::
431:.
369:.
355::
43:)
39:(
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.