Estimation of Ambient Dose Equivalent Rate Distribution Map Using Walking Survey Technique in Hirosaki City, Aomori, Japan

Worawat Poltabtim, Saowarak Musikawan, Arkarapol Thumwong, Yasutaka Omori, Chutima Kranrod, Masahiro Hosoda, Kiadtisak Saenboonruang, Shinji Tokonami

International Journal of Environmental Research and Public Health   20 ( 3 )   2657 - 2657   2023.2

INFLUENCE OF SAMPLING FLOW RATE ON THORON EXHALATION RATE MEASUREMENTS BY THE CIRCULATION METHOD

Masahiro Hosoda, Ryohei Yamada, Hiromu Kobyashi, Yuki Tamakuma, Eka Djatnika Nugraha, Hiroki Hashimoto, Ryoju Negami, Chutima Kranrod, Yasutaka Omori, Hirofumi Tazoe, Naofumi Akata, Shinji Tokonami

Radiation Protection Dosimetry   198 ( 13-15 )   904 - 908   2022.9

PERFORMANCE EVALUATION OF COMMERCIAL SCINTILLATION COCKTAILS FOR LOW-LEVEL TRITIUM COUNTING BY HIGH-CAPACITY LIQUID SCINTILLATION COUNTER

Haruka Kuwata, Hirofumi Tazoe, Chutima Kranrod, Kenso Fujiwara, Motoki Terashima, Makoto Matsueda, Shigekazu Hirao, Naofumi Akata

Radiation Protection Dosimetry   198 ( 13-15 )   1014 - 1018   2022.9

An Overview of Passive-Type Detectors for Radon and Its Progeny Measurement

Poltabtim Worawat, Kranrod Chutima, Tokonami Shinji

Radiation Environment and Medicine   11 ( 2 )   41 - 49   2022.8

Meeting Report of the 8th Educational Symposium on Radiation and Health by Young Scientists (ESRAH2021) and the 4th Workshop on Radiation Research and Its Related Issue: Summary of Lectures, Presentations, and Troubleshooting When Running International Online Symposium

Nakayama Ryo, Sato Yoshiaki, Hasegawa Kazuki, Takebayashi Kai, Sato Hikari, Djatnika Nugraha Eka, Yachi Yoshie, Seino Ryosuke, Yamashita Tomoya, Mori Hiroaki, Kranrod Chutima, Date Hiroyuki, Hosoda Masahiro

Radiation Environment and Medicine   11 ( 2 )   66 - 74   2022.8

Meeting report of the 8th Educational Symposium on Radiation and Health by Young Scientists (ESRAH2021) and the 4th Workshop on Radiation Research and Its Related Issue: summary of lectures, presentations, and troubleshooting when running international online symposium.

Ryo Nakayama, Yoshiaki Sato, Kazuki Hasegawa, Kai Takebayashi, Hikari Sato, Eka Djatnika Nugraha, Yoshie Yachi, Ryosuke Seino, Tomoya Yamashita, Hiroaki Mori, Chutima Kranrod, Hiroyuki Date, Masahiro Hosoda

Radiation Environment and Medicine   11 ( 2 )   66 - 74   2022.8

NTERNAL EXPOSURE FROM INDOOR RADON, THORON AND THEIR PROGENY IN RESIDENCE AROUND HIGH BACKGROUND RADIATION AREA, PHANG NGA PROVINCE, THAILAND.

Rattanapongs CP, Kranrod C, Jitpakdee M, Tokonami S, Chanyotha S

198 ( 8 )   467 - 471   2022.7

Health Effects of Natural Environmental Radiation during Burning Season in Chiang Mai, Thailand

Autsavapromporn, Narongchai, Chutima Krandrod, Pitchayaponne Klunklin, Rawiwan Kritsananuwat, Churdsak Jaikang, Kittikun Kittidachanan, Imjai Chitapanarux, Somchart Fugkeaw, Masahiro Hosoda, and Shinji Tokonami.

life   12 ( 6 )   853   2022.6

222Rn and 226Ra Concentrations in Spring Water and Their Dose Assessment Due to Ingestion Intake

Ryohei Yamada, Masahiro Hosoda, Tomomi Tabe, Yuki Tamakuma, Takahito Suzuki, Kevin Kelleher, Takakiyo Tsujiguchi, Yoshiki Tateyama, Eka Djatnika Nugraha, Anna Okano, Yuki Narumi, Chutima Kranrod, Hirofumi Tazoe, Kazuki Iwaoka, Yumi Yasuoka, Naofumi Akata, Tetsuya Sanada, Shinji Tokonami

International Journal of Environmental Research and Public Health   19 ( 3 )   1758 - 1758   2022.2

Heavy Metal Assessments of Soil Samples from a High Natural Background Radiation Area, Indonesia

Eka Djatnika Nugraha, June Mellawati, Wahyudi, Chutima Kranrod, Makhsun, Hirofumi Tazoe, Haeranah Ahmad, Masahiro Hosoda, Naofumi Akata, Shinji Tokonami

Toxics   10 ( 1 )   39 - 39   2022.1

Radon and Thoron Exhalation Rates from Earthen Building Materials Used in High Background Radiation Areas of Homa and Ruri, Kenya

Willis Otieno Gor Odongo, Margaret Chege, Shinji Tokonami, Nadir Hashim, Chutima Kranrod, Catherine Nyambura

Radiation Protection Dosimetry   197 ( 1 )   12 - 18   2021.11

Virtual Meeting Report: “The 3^rd Workshop on Radiation Research and its Related Issues and the 7^th Educational Symposium on Radiation and Health by Young Scientists (ESRAH2020)”

Sato Yoshiaki, Hasegawa Kazuki, Sakamoto Mizuki, Suzuki Yoko, Goh Valerie Swee Ting, Nugraha Eka Djatnika, Nakayama Ryo, Koiwa Tomoki, Negami Ryoju, Narumi Kazuki, Kranrod Chutima, Pornnumpa Chanis, Tsujiguchi Takakiyo, Nakamura Toshiya

Radiation Environment and Medicine   10 ( 2 )   115 - 121   2021.8

Measurement of NORM in Building Materials to Assess Radiological Hazards to Human Health and Develop the Standard Guidelines for Residents in Thailand: Case Study in Sand Samples Collected from Seven Northeastern Thailand Provinces

Phachirarat Sola, Uthaiwan Injarean, Roppon Picha, Chutima Kranrod, Chunyapuk Kukusamude, Shinji Tokonami

Atmosphere   12 ( 8 )   1024 - 1024   2021.8

A unique high natural background radiation area in Indonesia: a brief review from the viewpoint of dose assessments

Eka Djatnika Nugraha, Masahiro Hosoda, Yuki Tamakuma, Chutima Kranrod, June Mellawati, Naofumi Akata, Shinji Tokonami

Journal of Radioanalytical and Nuclear Chemistry   2021.7

Support activities in Namie Town, Fukushima undertaken by Hirosaki University

Shinji Tokonami, Tomisato Miura, Naofumi Akata, Hirofumi Tazoe, Masahiro Hosoda, Kranrod Chutima, Hiromi Kudo, Koya Ogura, Yohei Fujishima, Yuki Tamakuma, Mayumi Shimizu, Kazutaka Kikuchi, Ikuo Kashiwakura

Annals of the ICRP   50 ( 1_suppl )   014664532110068 - 014664532110068   2021.6

A simple technique for measuring the activity size distribution of radon and thoron progeny aerosols.

Chutima Kranrod, Supitcha Chanyotha, Shinji Tokonami, Tetsuo Ishikawa

Journal of environmental radioactivity   229-230   106506 - 106506   2021.4

Long-Term Measurements of Radon and Thoron Exhalation Rates from the Ground Using the Vertical Distributions of Their Activity Concentrations.

Oumar Bobbo Modibo, Yuki Tamakuma, Takahito Suzuki, Ryohei Yamada, Weihai Zhuo, Chutima Kranrod, Kazuki Iwaoka, Naofumi Akata, Masahiro Hosoda, Shinji Tokonami

International journal of environmental research and public health   18 ( 4 )   2021.2

Long-Term Measurements of Radon and Thoron Exhalation Rates from the Ground Using the Vertical Distributions of Their Activity Concentrations

Oumar Bobbo Modibo, Yuki Tamakuma, Takahito Suzuki, Ryohei Yamada, Weihai Zhuo, Chutima Kranrod, Kazuki Iwaoka, Naofumi Akata, Masahiro Hosoda, Shinji Tokonami

International Journal of Environmental Research and Public Health   18 ( 4 )   1489 - 1489   2021.2

Radon Activity Concentrations in Natural Hot Spring Water: Dose Assessment and Health Perspective.

Eka Djatnika Nugraha, Masahiro Hosoda, June Mellawati, Untara Untara, Ilsa Rosianna, Yuki Tamakuma, Oumar Bobbo Modibo, Chutima Kranrod, Kusdiana Kusdiana, Shinji Tokonami

International journal of environmental research and public health   18 ( 3 )   2021.1

Radon Activity Concentrations in Natural Hot Spring Water: Dose Assessment and Health Perspective

Eka Djatnika Nugraha, Masahiro Hosoda, June Mellawati, Untara Untara, Ilsa Rosianna, Yuki Tamakuma, Oumar Bobbo Modibo, Chutima Kranrod, Kusdiana Kusdiana, Shinji Tokonami

International Journal of Environmental Research and Public Health   18 ( 3 )   920 - 920   2021.1

Determination of Activity Concentration of Natural Radionuclides and Radiation Hazards’ Assessment of Building Materials in High Background Radiation Areas of Homa and Ruri, Kenya

Willis Otieno Gor Odongo, Margaret Chege, Nadir Hashim, Shinji Tokonami, Kranrod Chutima, Charles Rotich

The Scientific World Journal   2021   9978619 - 7   2021

Identifying indoor radon sources in Pa Miang, Chiang Mai, Thailand

Tarika Thumvijit, Supitcha Chanyotha, Sompong Sriburee, Pongsiri Hongsriti, Monruedee Tapanya, Chutima Kranrod, Shinji Tokonami

Scientific Reports   10 ( 1 )   17723   2020.12

An Improved Passive CR-39-Based Direct 222Rn/220Rn Progeny Detector

17 ( 22 )   2020.11

An Improved Passive CR-39-Based Direct 222Rn/220Rn Progeny Detector

Jun Hu, Guosheng Yang, Chutima Kranrod, Kazuki Iwaoka, Masahiro Hosoda, Shinji Tokonami

International Journal of Environmental Research and Public Health   17 ( 22 )   8569 - 8569   2020.11

Identifying Indoor Radon Sources in Pa Miang, Chiang Mai, Thailand

Tarika Thumvijit, Supitcha Chanyotha, Sompong Sriburee, Pongsiri Hongsriti, Monruedee Tapanya , Chutima Kranrod and Shinji Tokonami

Scientific Reports   2020.10

A Comparative Study of the Outdoor Absorbed Dose Rate in Air by <i>In-situ</i> and Soil-sampling-based Measurement Methods

Kranrod Chutima, Chanyotha Supitcha, Pengvanich Phongphaeth, Kritsananuwat Rawiwan, Hosoda Masahiro, Tokonami Shinji

Radiation Environment and Medicine   9 ( 2 )   98 - 104   2020.8

Passive-Type Radon Monitor Constructed Using a Small Container for Personal Dosimetry

Tamakuma, Y.; Kranrod, C.; Suzuki, T.; Watanabe, Y.; Ploykrathok, T.; Negami, R.; Nugraha, E.D.; Iwaoka, K.; Janik, M.; Hosoda, M.; Tokonami, S.

International journal of environmental research and public health   17 ( 16 )   2020.8

Passive-Type Radon Monitor Constructed Using a Small Container for Personal Dosimetry.

Yuki Tamakuma, Chutima Kranrod, Takahito Suzuki, Yuki Watanabe, Thamaborn Ploykrathok, Ryoju Negami, Eka Djatnika Nugraha, Kazuki Iwaoka, Mirosław Janik, Masahiro Hosoda, Shinji Tokonami

International journal of environmental research and public health   17 ( 16 )   2020.8

Passive-Type Radon Monitor Constructed Using a Small Container for Personal Dosimetry

Yuki Tamakuma, Chutima Kranrod, Takahito Suzuki, Yuki Watanabe, Thamaborn Ploykrathok, Ryoju Negami, Eka Djatnika Nugraha, Kazuki Iwaoka, Mirosław Janik, Masahiro Hosoda, Shinji Tokonami

International Journal of Environmental Research and Public Health   17 ( 16 )   5660 - 5660   2020.8

A comparative study of the outdoor absorbed dose rate in air by in-situ and soil- sampling-based measurement methods

C. Kranrod, S. Chanyotha, P. Pengvanich, R. Kritsananuwat, T. Ploykrathok, P. Sriploy, M. Hosoda, S. Tokonami

Radiation Environment and Medicine   9 ( 2 )   98 - 104   2020.8

CAR-BORNE SURVEY OF NATURAL BACKGROUND GAMMA RADIATION IN WESTERN, EASTERN AND SOUTHERN THAILAND

Chutima Kranrod, Supitcha Chanyotha, Phongphaegh Pengvanich, Rawiwan Kritsananuwat, Thamaborn Ploykrathok, Phongyut Sriploy, Masahiro Hosoda, Shinji Tokonami

Radiation Protection Dosimetry   188 ( 2 )   174 - 180   2020.6

Importance of Discriminative Measurement for Radon Isotopes and Its Utilization in the Environment and Lessons Learned from Using the RADUET Monitor

Chutima Kranrod, Yuki Tamakuma, Masahiro Hosoda, Shinji Tokonami

International Journal of Environmental Research and Public Health   17 ( 11 )   4141 - 4141   2020.6

Activity Concentration and Soil to Plant Transfer Factor of Natural Radionuclides in Thai Lemongrass

Kranrod Chutima, Kritsananuwat Rawiwan, Chanyotha Supitcha, Ploykrathok Thamaborn, Sriploy Phongyut

Radiation Environment and Medicine   9 ( 1 )   7 - 12   2020.2

Activity concentration and soil to plant transfer factor of natural radionuclides in Thai lemongrass

C. Kranrod, R. Kritsananuwat, S. Chanyotha, T. Ploykrathok, P. Sriploy

Radiation Environment and Medicine   9 ( 1 )   7 - 12   2020.2

Comparison of Radon and Thoron Concentration Measuring Systems Among Asian Countries

Miroslaw Janik, Shinji Tokonami, Kazuki Iwaoka, Naregundi Karunakara, Shetty Trilochana, Mandya Purushotham Mohan, Sudeep Kumara, Indaje Yashodhara, Weihai Zhuo, Chao Zhao, Fangdong Tang, Linfeng He, Supitcha Chanyotha, Chutima Kranrod, Darwish Al-Azmi, Osamu Kurihara

International Journal of Environmental Research and Public Health   16 ( 24 )   5019 - 5019   2019.12

NATURAL RADIONUCLIDES IN AGRICULTURAL PLANTS FROM NORTHERN THAILAND

R Kritsananuwat, C Kranrod, S Chanyotha, T Ploykrathok, P Sriploy

Radiation Protection Dosimetry   184 ( 3-4 )   397 - 399   2019.10

Risk assessment to natural radiation exposure from soil samples in the Jasmine rice cultivated area, Roi Et province, Thailand

P Quinram, M Jitpukdee, C Pornnumpa, C Kranrod

Journal of Physics: Conference Series   1285 ( 01 )   012014 - 012014   2019.9

Analysis of radiological hazards from surface soils in Khong Chiam and Sirinthon districts, Ubon Ratchathani province

M Jitpukdee, P Quinram, C Kranrod

Journal of Physics: Conference Series   1285 ( 1 )   012017 - 012017   2019.9

Radon concentration in residential areas of Bann Pang Fan, Chiang Mai province, Thailand

S Sriburee, T Thumvijit, J Kitima, P Hongsriti, M Tapanya, C Kranrod, S Chanyotha

Journal of Physics: Conference Series   1285 ( 1 )   012011 - 012011   2019.9

Natural radioactivity concentration in traditional Thai herbal medicine

C Kranrod, S Chanyotha, R Kritsananuwat, T Ploykrathok, P Pengvanich, Y Tumnoi, T Thumvijit, S Sriburee

Journal of Physics: Conference Series   1285 ( 1 )   012010 - 012010   2019.8

Preliminary survey of radioactivity level in Thai medicinal herb plants

C Kranrod, S Chanyotha, R Kritsananuwat, T Ploykrathok, P Pengvanich, Y Tumnoi, T Thumvijit, S Sriburee

Journal of Physics: Conference Series   860 ( 1 )   1 - 7   2017.10

Transfer factor of 226Ra, 232Th and 40K from soil to Alpinia Galangal plant grown in northern Thailand

R. Kritsananuwat, S. Chanyotha, C. Kranrod, P. Pengvanich

Transfer factor of 226Ra, 232Th and 40K from soil to Alpinia Galangal plant grown in northern Thailand   860 ( 1 )   1 - 9   2017.10

A simple laboratory system for diffusive radon flux measurements

C Kranrod, S Chanyotha, S Tonlublao, W C Burnett

Journal of Physics: Conference Series   661 ( 1 )   012028 - 012028   2017.10

Optimizing laboratory-based radon flux measurements for sediments.

Supitcha Chanyotha, Chutima Kranrod, Rawiwan Kritsananuwat, Derek Lane-Smith, William C Burnett

Journal of environmental radioactivity   158-159   47 - 55   2016.7

Determination of radon in natural gas pipelines

S. Chanyotha, C. Kranrod, P. Pengvanich, P. Sriploy

Journal of Radioanalytical and Nuclear Chemistry   307 ( 3 )   2095 - 2099   2016.3

Baseline data of naturally occurring radionuclides in some native vegetables and fruits in Southern Thailand

C. Kranrod, S. Chanyotha, C. Pornnumpa, R. Kritsananuwat, P. Sriploy

Radiation Protection Dosimetry   167 ( 1-3 )   270 - 275   2015.11

Systematic approach to characterisation of NORM in Thailand

S. Chanyotha, C. Kranrod, P. Pengvanich

Radiation Protection Dosimetry   167 ( 1-3 )   15 - 21   2015.11

Characteristics of indoor radon and its progeny in a Japanese dwelling while using air appliances

C. Pornnumpa, S. Tokonami, A. Sorimachi, C. Kranrod

Radiation Protection Dosimetry   167 ( 1-3 )   87 - 91   2015.11

Preliminary Experiments Using a Passive Detector for Measuring Indoor 220Rn Progeny Concentrations with an Aerosol Chamber

Atsuyuki Sorimachi, Shinji Tokonami, Chutima Kranrod, Tetsuo Ishikawa

Health Physics   108 ( 6 )   597 - 606   2015.6

Prospecting for groundwater discharge in the canals of Bangkok via natural radon and thoron

Supitcha Chanyotha, Chutima Kranrod, William C. Burnett, Derek Lane-Smith, Jesse Simko

Journal of Hydrology   519   1485 - 1492   2014.11

Assessing diffusive fluxes and pore water radon activities via a single automated experiment

Supitcha Chanyotha, Chutima Kranrod, William C. Burnett

Journal of Radioanalytical and Nuclear Chemistry   301 ( 2 )   581 - 588   2014.8

Comparative analysis of radon, thoron and thoron progeny concentration measurements.

Miroslaw Janik, Shinji Tokonami, Chutima Kranrod, Atsuyuki Sorimachi, Tetsuo Ishikawa, Masahiro Hosoda, James McLaughlin, Byung-Uck Chang, Yong Jae Kim

Journal of radiation research   54 ( 4 )   597 - 610   2013.7

Measurement of radon and thoron progeny size distributions and dose assessments at the mineral treatment industry in Thailand

Chutima Kranrod, Supitcha Chanyotha, Nares Chankow, Shinji Tokonami, Tetsuo Ishikawa

Journal of Radioanalytical and Nuclear Chemistry   296 ( 2 )   625 - 630   2013.5

Natural radionuclide concentrations in processed materials from thai mineral industries

S. Chanyotha, C. Kranrod, N. Chankow, R. Kritsananuwat, P. Sriploy, K. Pangza

Radiation Protection Dosimetry   152 ( 1-3 )   71 - 75   2012.11

Terrestrial Gamma Radiation in Phuket Island, Thailand

Supitcha Chanyotha, Chutima Kranrod, Shinji Tokonami, Napakan Suwankot, Karnwalee Pangza, Chanis Pornnumpa

Engineering Journal   15 ( 4 )   65 - 76   2011.10

DEVELOPMENT OF A SIMPLE TECHNIQUE FOR MEASURING THE ACTIVITY SIZE DISTRIBUTION OF ATTACHED RADON AND.THORON PROGENY FOR DOSE ASSESSMENT

2011.5

The effect of water content on the radon emanation coefficient for some building materials used in Japan

Nabil M. Hassan, Tetsuo Ishikawa, Masahiro Hosoda, Kazuki Iwaoka, Atsuyuki Sorimachi, Sarata K. Sahoo, Miroslaw Janik, Chutima Kranrod, Hidenori Yonehara, Masahiro Fukushi, Shinji Tokonami

Radiation Measurements   46 ( 2 )   232 - 237   2011.2

A comparative study of thorium activity in NORM and high background radiation area

S. K. Sahoo, T. Ishikawa, S. Tokonami, A. Sorimachi, C. Kranrod, M. Janik, M. Hosoda, N. M. Hassan, S. Chanyotha, V. K. Parami, H. Yonehara, R. C. Ramola

Radiation Protection Dosimetry   141 ( 4 )   416 - 419   2010.10

International intercomparisons of integrating radon/thoron detectors with the NIRS radon/thoron chambers

M. Janik, S. Tokonami, C. Kranrod, A. Sorimachi, T. Ishikawa, N. M. Hassan

Radiation Protection Dosimetry   141 ( 4 )   436 - 439   2010.10

Comparative dosimetry of radon and thoron

C. Kranrod, T. Ishikawa, S. Tokonami, A. Sorimachi, S. Chanyotha, N. Chankow

Radiation Protection Dosimetry   141 ( 4 )   424 - 427   2010.10

Long-term determination of airborne radon progeny concentrations using LR 115 detectors and the effects of thoron

V. W. Y. Choi, C. K. M. Ng, R. K. K. Lam, M. Janik, A. Sorimachi, C. Kranrod, D. Nikezic, S. Tokonami, K. N. Yu

Radiation Protection Dosimetry   141 ( 4 )   404 - 407   2010.10

International intercomparisons of integrating radon detectors in the NIRS radon chamber

Miroslaw Janik, Shinji Tokonami, Tibor Kovács, Norbert Kávási, Chutima Kranrod, Atsuyuki Sorimachi, Hiroyuki Takahashi, Nobuyuki Miyahara, Tetsuo Ishikawa

Applied Radiation and Isotopes   67 ( 9 )   1691 - 1696   2009.9

Mitigation of the effective dose of radon decay products through the use of an air cleaner in a dwelling in Okinawa, Japan.

Chutima Kranrod, Shinji Tokonami, Tetsuo Ishikawa, Atsuyuki Sorimachi, Miroslaw Janik, Reina Shingaki, Masahide Furukawa, Supitcha Chanyotha, Nares Chankow

Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine   67 ( 6 )   1127 - 1132   2009.6

Mitigation of the effective dose of radon decay products through the use of an air cleaner in a dwelling in Okinawa, Japan

Chutima Kranrod, Shinji Tokonami, Tetsuo Ishikawa, Atsuyuki Sorimachi, Miroslaw Janik, Reina Shingaki, Masahide Furukawa, Supitcha Chanyotha, Nares Chankow

Applied Radiation and Isotopes   67 ( 6 )   1127 - 1132   2009.6

Anomalously High Radon Concentrations in a Dwelling in Okinawa, Japan

Atsuyuki SORIMACHI, Chutima KRANROD, Shinji TOKONAMI, Tetsuo ISHIKAWA, Masahiro HOSODA, Miroslaw JANIK, Reina SHINGAKI, Masahide FURUKAWA

RADIOISOTOPES   58 ( 12 )   807 - 813   2009

Determination of Boron in soil by using the prompt captured gamma-ray analysis techniques.

Chutima Kranrod

2002.5

Determination of protein in soybean by using the FNAA technique

Chutima Kranrod

1998.3