Class information for:
Level 1: TDCR//TDCR METHOD//CIEMAT NIST METHOD

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
7105 1329 16.4 37%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
1736 6020 APPLIED RADIATION AND ISOTOPES//COINCIDENCE SUMMING//TDCR

Terms with highest relevance score


Rank Term Type of term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 TDCR Author keyword 103 93% 3% 39
2 TDCR METHOD Author keyword 80 100% 2% 25
3 CIEMAT NIST METHOD Author keyword 64 100% 2% 21
4 RADIONUCLIDE CALIBRATOR Author keyword 59 90% 2% 26
5 GAMMA RAY EMISSION PROBABILITY Author keyword 41 90% 1% 18
6 ACTIVITY STANDARDIZATION Author keyword 38 86% 1% 19
7 LIQUID SCINTILLATION COUNTING Author keyword 29 30% 6% 81
8 DISINTEGRATION RATE Author keyword 28 81% 1% 17
9 NACL METROL RADIACOES IONIZANTES Address 23 86% 1% 12
10 6 1 Address 22 81% 1% 13

Web of Science journal categories

Author Key Words


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class		 LCSH search Wikipedia search
1 TDCR 103 93% 3% 39 Search TDCR Search TDCR
2 TDCR METHOD 80 100% 2% 25 Search TDCR+METHOD Search TDCR+METHOD
3 CIEMAT NIST METHOD 64 100% 2% 21 Search CIEMAT+NIST+METHOD Search CIEMAT+NIST+METHOD
4 RADIONUCLIDE CALIBRATOR 59 90% 2% 26 Search RADIONUCLIDE+CALIBRATOR Search RADIONUCLIDE+CALIBRATOR
5 GAMMA RAY EMISSION PROBABILITY 41 90% 1% 18 Search GAMMA+RAY+EMISSION+PROBABILITY Search GAMMA+RAY+EMISSION+PROBABILITY
6 ACTIVITY STANDARDIZATION 38 86% 1% 19 Search ACTIVITY+STANDARDIZATION Search ACTIVITY+STANDARDIZATION
7 LIQUID SCINTILLATION COUNTING 29 30% 6% 81 Search LIQUID+SCINTILLATION+COUNTING Search LIQUID+SCINTILLATION+COUNTING
8 DISINTEGRATION RATE 28 81% 1% 17 Search DISINTEGRATION+RATE Search DISINTEGRATION+RATE
9 CIEMAT NIST 22 81% 1% 13 Search CIEMAT+NIST Search CIEMAT+NIST
10 RADIONUCLIDE CALIBRATORS 21 90% 1% 9 Search RADIONUCLIDE+CALIBRATORS Search RADIONUCLIDE+CALIBRATORS

Key Words Plus


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 COUNTING EFFICIENCY 65 72% 4% 51
2 COINCIDENCE SYSTEM 18 83% 1% 10
3 EFFICIENCY CALCULATION TECHNIQUE 14 100% 1% 7
4 PURE BETA EMITTERS 14 100% 1% 7
5 EXTENDING DEAD TIME 12 86% 0% 6
6 STANDARD RADIONUCLIDE CALIBRATOR 12 86% 0% 6
7 TDCR METHOD 11 100% 0% 6
8 HALF LIFE MEASUREMENTS 10 33% 2% 25
9 MESURE ABSOLUE 9 83% 0% 5
10 RADIONUCLIDE CALIBRATOR 8 75% 0% 6

Journals

Reviews


Title Publ. year Cit. Active
references		 % act. ref.
to same field
Revision of the NIST Standard for Ra-223: New Measurements and Review of 2008 Data 2015 2 13 100%
A review of the triple-to-double coincidence ratio (TDCR) method for standardizing radionuclides 2003 24 16 100%
Application of the Triple-to-Double Coincidence Ratio method at national institute of standards and technology for absolute standardization of radionuclides by liquid scintillation counting 2004 4 6 100%
A Review of NIST Primary Activity Standards for F-18: 1982 to 2013 2014 0 68 74%
The art of realizing the Becquerel 1996 3 8 88%
Time-Dependent Nuclear Decay Parameters: New Evidence for New Forces? 2009 11 36 25%
IAEA Support to Medical Physics in Nuclear Medicine 2013 1 7 29%
Development of theme in radiochemistry 2001 0 28 50%
RADIOACTIVITY MEASUREMENTS - PRINCIPLES AND PRACTICE 1988 15 66 42%
TOTAL HALF-LIVES FOR SELECTED NUCLIDES 1990 62 22 5%

Address terms


Rank Address term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 NACL METROL RADIACOES IONIZANTES 23 86% 0.9% 12
2 6 1 22 81% 1.0% 13
3 HORIA HULUBEI RD PHYS NUCL ENGN 15 68% 1.0% 13
4 LNMRI 15 68% 1.0% 13
5 LNHB 13 43% 1.7% 23
6 RADIOACT STAND 11 100% 0.5% 6
7 RADIOACT GRP 7 56% 0.7% 9
8 PROYECTOS ESTRATEG 6 80% 0.3% 4
9 LPRI 6 43% 0.8% 10
10 DAMRI 4 31% 0.9% 12

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000128687 ALPHA PARTICLE SPECTROMETRY//PA 233//ALPHA SPECTROMETRY
2 0.0000128113 HF 181//CD 111//ALBUMIN CONFORMATION
3 0.0000101995 COINCIDENCE SUMMING//TRUE COINCIDENCE SUMMING//EFFICIENCY CALIBRATION
4 0.0000080361 SURFACE EMISSION RATE//ALPHA BETA COUNTING//EXTRAPOLATED RANGE
5 0.0000070138 NEUTRON THRESHOLD REACTION//FISSION NEUTRON SPECTRUM//FISSION SPECTRUM
6 0.0000064065 KLL TRANSITIONS//KLM TRANSITIONS//NATURAL ATOMIC LEVEL WIDTH
7 0.0000049797 DIGITAL SPECTROSCOPY//NUCLEAR COUNTING//CDZNTE SEMICONDUCTOR DETECTOR
8 0.0000048983 IRON 55//ACTIVATED CONCRETE//BIOLOGICAL SHIELD
9 0.0000040310 CONTOUR PLOTTING//6 NODE ELEMENT//CONVENTIONAL FINITE ELEMENT METHOD
10 0.0000037717 ELLIPTIC TYPE INTEGRALS//RECTANGULAR SOURCE//RADIATION FIELD INTEGRALS