Class information for:
Level 1: IONIZATION CHAMBER//PHYSICS IN MEDICINE AND BIOLOGY//ABSORBED DOSE TO WATER

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
11380 986 20.3 43%


Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes
The table includes all classes above and classes immediately below the current class.


Cluster id Level Cluster label #P
6 4 GASTROENTEROLOGY & HEPATOLOGY//ONCOLOGY//SURGERY 1371034
174 3       RADIAT ONCOL//MEDICAL PHYSICS//HEAD AND NECK CANCER 58342
194 2             MEDICAL PHYSICS//PHYSICS IN MEDICINE AND BIOLOGY//RADIAT ONCOL 21467
11380 1                   IONIZATION CHAMBER//PHYSICS IN MEDICINE AND BIOLOGY//ABSORBED DOSE TO WATER 986

Terms with highest relevance score


rank Term termType Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 IONIZATION CHAMBER authKW 429190 8% 19% 74
2 PHYSICS IN MEDICINE AND BIOLOGY journal 258720 31% 3% 301
3 ABSORBED DOSE TO WATER authKW 222956 1% 60% 12
4 REFERENCE DOSIMETRY authKW 218050 1% 54% 13
5 LIQUID FILLED IONIZATION CHAMBER authKW 216772 1% 100% 7
6 DOSIMETRY PROTOCOLS authKW 198188 1% 80% 8
7 GRAPHITE CALORIMETRY authKW 185804 1% 100% 6
8 ELECTRON DOSIMETRY authKW 169924 2% 37% 15
9 WATER CALORIMETRY authKW 168597 1% 78% 7
10 MEDICAL PHYSICS journal 165369 25% 2% 245

Web of Science journal categories


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 Radiology, Nuclear Medicine & Medical Imaging 36047 73% 0% 720
2 Engineering, Biomedical 15316 31% 0% 309
3 Nuclear Science & Technology 5054 21% 0% 211
4 Instruments & Instrumentation 1079 11% 0% 109
5 Physics, Nuclear 142 4% 0% 43
6 Public, Environmental & Occupational Health 103 6% 0% 55
7 Spectroscopy 80 3% 0% 31
8 Environmental Sciences 56 6% 0% 55
9 Physics, Particles & Fields 51 3% 0% 33
10 Physics, Atomic, Molecular & Chemical 36 4% 0% 37

Address terms


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 IONIZING RADIAT SECT 137941 1% 64% 7
2 RADIOFIS 111478 1% 60% 6
3 IONIZING RADIAT STAND 73762 1% 26% 9
4 IMPS 63215 1% 29% 7
5 CARLETON RADIOTHER Y PHYS 62695 1% 23% 9
6 MED RADIAT BRANCH 61935 0% 100% 2
7 PROTON RADIAT 61935 0% 100% 2
8 SC EXPLORA RX SRL 61935 0% 100% 2
9 GRP IMAXE MOL 49543 0% 40% 4
10 CHEM PHYS NANOMAT 46448 0% 50% 3

Journals


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 PHYSICS IN MEDICINE AND BIOLOGY 258720 31% 3% 301
2 MEDICAL PHYSICS 165369 25% 2% 245
3 METROLOGIA 10031 3% 1% 30
4 PHYSICA MEDICA 6817 1% 2% 9
5 ZEITSCHRIFT FUR MEDIZINISCHE PHYSIK 6398 1% 3% 8
6 RADIATION PROTECTION DOSIMETRY 5916 4% 0% 44
7 JOURNAL OF RESEARCH OF THE NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY 4626 1% 1% 12
8 PHYSICA MEDICA-EUROPEAN JOURNAL OF MEDICAL PHYSICS 4458 1% 1% 12
9 AUSTRALASIAN PHYSICAL & ENGINEERING SCIENCES IN MEDICINE 3003 1% 1% 7
10 APPLIED RADIATION AND ISOTOPES 2685 3% 0% 28

Author Key Words


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class		 LCSH search Wikipedia search
1 IONIZATION CHAMBER 429190 8% 19% 74 Search IONIZATION+CHAMBER Search IONIZATION+CHAMBER
2 ABSORBED DOSE TO WATER 222956 1% 60% 12 Search ABSORBED+DOSE+TO+WATER Search ABSORBED+DOSE+TO+WATER
3 REFERENCE DOSIMETRY 218050 1% 54% 13 Search REFERENCE+DOSIMETRY Search REFERENCE+DOSIMETRY
4 LIQUID FILLED IONIZATION CHAMBER 216772 1% 100% 7 Search LIQUID+FILLED+IONIZATION+CHAMBER Search LIQUID+FILLED+IONIZATION+CHAMBER
5 DOSIMETRY PROTOCOLS 198188 1% 80% 8 Search DOSIMETRY+PROTOCOLS Search DOSIMETRY+PROTOCOLS
6 GRAPHITE CALORIMETRY 185804 1% 100% 6 Search GRAPHITE+CALORIMETRY Search GRAPHITE+CALORIMETRY
7 ELECTRON DOSIMETRY 169924 2% 37% 15 Search ELECTRON+DOSIMETRY Search ELECTRON+DOSIMETRY
8 WATER CALORIMETRY 168597 1% 78% 7 Search WATER+CALORIMETRY Search WATER+CALORIMETRY
9 EFFECTIVE POINT OF MEASUREMENT 159259 1% 86% 6 Search EFFECTIVE+POINT+OF+MEASUREMENT Search EFFECTIVE+POINT+OF+MEASUREMENT
10 LIQUID IONIZATION CHAMBER 159259 1% 86% 6 Search LIQUID+IONIZATION+CHAMBER Search LIQUID+IONIZATION+CHAMBER

Core articles
The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.


Rank Reference # ref.
in cl.		 Shr. of ref. in
cl.		 Citations
1 MCEWEN, M , DEWERD, L , IBBOTT, G , FOLLOWILL, D , ROGERS, DWO , SELTZER, S , SEUNTJENS, J , (2014) ADDENDUM TO THE AAPM'S TG-51 PROTOCOL FOR CLINICAL REFERENCE DOSIMETRY OF HIGH-ENERGY PHOTON BEAMS.MEDICAL PHYSICS. VOL. 41. ISSUE 4. P. - 57 76% 20
2 HUQ, MS , ANDREO, P , (2004) ADVANCES IN THE DETERMINATION OF ABSORBED DOSE TO WATER IN CLINICAL HIGH-ENERGY PHOTON AND ELECTRON BEAMS USING IONIZATION CHAMBERS.PHYSICS IN MEDICINE AND BIOLOGY. VOL. 49. ISSUE 4. P. R49-R104 63 85% 16
3 ZINK, K , WULFF, J , (2012) BEAM QUALITY CORRECTIONS FOR PARALLEL-PLATE ION CHAMBERS IN ELECTRON REFERENCE DOSIMETRY.PHYSICS IN MEDICINE AND BIOLOGY. VOL. 57. ISSUE 7. P. 1831 -1854 40 93% 9
4 RENAUD, J , SARFEHNIA, A , MARCHANT, K , MCEWEN, M , ROSS, C , SEUNTJENS, J , (2015) DIRECT MEASUREMENT OF ELECTRON BEAM QUALITY CONVERSION FACTORS USING WATER CALORIMETRY.MEDICAL PHYSICS. VOL. 42. ISSUE 11. P. 6357 -6368 34 97% 1
5 MUIR, BR , ROGERS, DWO , (2014) MONTE CARLO CALCULATIONS OF ELECTRON BEAM QUALITY CONVERSION FACTORS FOR SEVERAL ION CHAMBER TYPES.MEDICAL PHYSICS. VOL. 41. ISSUE 11. P. - 36 92% 3
6 SEUNTJENS, J , DUANE, S , (2009) PHOTON ABSORBED DOSE STANDARDS.METROLOGIA. VOL. 46. ISSUE 2. P. S39 -S58 35 88% 25
7 MUIR, BR , ROGERS, DWO , (2013) MONTE CARLO CALCULATIONS FOR REFERENCE DOSIMETRY OF ELECTRON BEAMS WITH THE PTW ROOS AND NE2571 ION CHAMBERS.MEDICAL PHYSICS. VOL. 40. ISSUE 12. P. - 31 86% 3
8 ALMOND, PR , BIGGS, PJ , COURSEY, BM , HANSON, WF , HUQ, MS , NATH, R , ROGERS, DWO , (1999) AAPM'S TG-51 PROTOCOL FOR CLINICAL REFERENCE DOSIMETRY OF HIGH-ENERGY PHOTON AND ELECTRON BEAMS.MEDICAL PHYSICS. VOL. 26. ISSUE 9. P. 1847 -1870 26 87% 574
9 MUIR, BR , MCEWEN, MR , ROGERS, DWO , (2012) BEAM QUALITY CONVERSION FACTORS FOR PARALLEL-PLATE IONIZATION CHAMBERS IN MV PHOTON BEAMS.MEDICAL PHYSICS. VOL. 39. ISSUE 3. P. 1618-1631 28 90% 6
10 MCEWEN, MR , (2010) MEASUREMENT OF IONIZATION CHAMBER ABSORBED DOSE K(Q) FACTORS IN MEGAVOLTAGE PHOTON BEAMS.MEDICAL PHYSICS. VOL. 37. ISSUE 5. P. 2179 -2193 26 87% 53

Classes with closest relation at Level 1


Rank Class id link
1 1106 MEDICAL PHYSICS//OUTPUT FACTOR//SMALL FIELDS
2 13124 RADIOCHROMIC FILM//FILM DOSIMETRY//RADIOCHROMIC FILM DOSIMETRY
3 9233 IR 192//BRACHYTHERAPY//TG 43
4 26835 EXTRAPOLATION CHAMBER//OPHTHALMIC APPLICATORS//OPHTHALMIC APPLICATOR
5 16389 EPR DOSIMETRY//ESR DOSIMETRY//ALANINE
6 30555 SURFACE EMISSION RATE//LARGE AREA REFERENCE SOURCES//ISO 8769
7 5119 EPID//IN VIVO DOSIMETRY//PORTAL DOSIMETRY
8 908 PROTON THERAPY//HADRONTHERAPY//PARTICLE THERAPY
9 18598 X RAY SPECTRUM//SECAO TECN DESENVOLVIMENTO TECNOL SAUDE//ATTENUATION CURVES
10 17009 DUMMY RUN//RECORD AND VERIFY//QUALITY ASSURANCE

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