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A Fow to be Kept in ind in
Compliering time PUBLICITY Effnots CL Radium and
on the mum
1.
are yo 250 is paid as callum one conse-
in its puro itte, zeight fur wei ,Ist, the notivity sould
grently excesd that of ralium. However, use of neso-
toorium is not expressed in by Deight, but 1t is
ented in teras of radium, thus the notivity of uiro compounda
compared Dene the ande ratio as the values nesigned to the
propinations.
2. Althoa neso are U 15 rayless, its first product,
is repirtly formed nfter hrs been separated,
powarful and are radiations. 111 the
production of nesothoriui the operntor nuat protect
nghinst these penstrating milition. Inlu 13 not so
nece. sayin the production of millu 33 the product
giving so the penetrating militation c) 13 formed
esther loo
3. The hall volue perion of raliun is 2520 yenra alle.thnt,
of Leacthorium 10 6.7 yours. Zais 1. of 1-potance in conalder-
in the accuration sivo affects of 672 may be deposited
in the
4. In the deeny o2 mallus sa have the clost product the
15th = peniod of 3.3 by the sotive
deposit of must uninge (Ra), RaJ, Rac), who onen the active
de cosit of 6107 CRAD, R=I, inf). Pridium D and 14 anit
sort bets page in nove are periola of 16.5 enra and 4.85
reapectively. tillus F on Polonius e I's slohn age and nas
a attic period of 136.5 In the casa of the
an st allif partod of 54.5 ascondo, with 10 followed
Th Ap is, is C, to the setive response of capid change
in the padius peries. ThC is followed by Thorium D (Th lend)
nion is JT blo
It 1a inportint to note, thri while thers 1. , from
Rnion 8 product of compre bively tong life autour rad-
intuon two is no product generated in the thorius
series.
5.The are mase of an sipas pirticle Crca the is rium
series is 5.6 on, mile fro.: the millin series it 23 6.04 cm.
H. H. Birker.
Physical Labgentory,
January 5. 1936
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- Type
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Document data
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- 75720530
- Core
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- Type
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DTO data
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Context sent to Scholar
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"ocrText": "A Fow to be Kept in ind in\nCompliering time PUBLICITY Effnots CL Radium and\non the mum\n1.\nare yo 250 is paid as callum one conse-\nin its puro itte, zeight fur wei ,Ist, the notivity sould\ngrently excesd that of ralium. However, use of neso-\ntoorium is not expressed in by Deight, but 1t is\nented in teras of radium, thus the notivity of uiro compounda\ncompared Dene the ande ratio as the values nesigned to the\npropinations.\n2. Althoa neso are U 15 rayless, its first product,\nis repirtly formed nfter hrs been separated,\npowarful and are radiations. 111 the\nproduction of nesothoriui the operntor nuat protect\nnghinst these penstrating milition. Inlu 13 not so\nnece. sayin the production of millu 33 the product\ngiving so the penetrating militation c) 13 formed\nesther loo\n3. The hall volue perion of raliun is 2520 yenra alle.thnt,\nof Leacthorium 10 6.7 yours. Zais 1. of 1-potance in conalder-\nin the accuration sivo affects of 672 may be deposited\nin the\n4. In the deeny o2 mallus sa have the clost product the\n15th = peniod of 3.3 by the sotive\ndeposit of must uninge (Ra), RaJ, Rac), who onen the active\nde cosit of 6107 CRAD, R=I, inf). Pridium D and 14 anit\nsort bets page in nove are periola of 16.5 enra and 4.85\nreapectively. tillus F on Polonius e I's slohn age and nas\na attic period of 136.5 In the casa of the\nan st allif partod of 54.5 ascondo, with 10 followed\nTh Ap is, is C, to the setive response of capid change\nin the padius peries. ThC is followed by Thorium D (Th lend)\nnion is JT blo\nIt 1a inportint to note, thri while thers 1. , from\nRnion 8 product of compre bively tong life autour rad-\nintuon two is no product generated in the thorius\nseries.\n5.The are mase of an sipas pirticle Crca the is rium\nseries is 5.6 on, mile fro.: the millin series it 23 6.04 cm.\nH. H. Birker.\nPhysical Labgentory,\nJanuary 5. 1936"
}