Tritium concentration in bottled drinking water and internal dose assessment

Khemruthai Kheamsiri, Naofumi Akata, Haruka Kuwata, Masahiro Tanaka, Masahiro Hosoda, Michiya Sasaki, Yoshitaka Shiroma, Shinji Tokonami, Ryohei Yamada, Chutima Kranrod, Kazuki Iwaoka, Tibor Kovάcs

Journal of Radioanalytical and Nuclear Chemistry   2023.7

Residential radon exposure in Astana and Aqsu, Kazakhstan

Shinji Tokonami, Chutima Kranrod, Polat Kazymbet, Yasutaka Omori, Meirat Bakhtin, Worawat Poltabtim, Saowarak Musikawan, Radhia Pradana, Yerlan Kashkinbayev, Kassym Zhumadilov, Ainur Pirmanova, Moldir Aumalikova, Zhantore Isa, Aya Sakaguchi, Hitoshi Sato, Masaharu Hoshi

Journal of Radiological Protection   43 ( 2 )   023501 - 023501   2023.6

Simultaneous measurements of radon, thoron and thoron progeny and induced cancer risk assessment in Djeno, Pointe-Noire, Republic of Congo

Jucit Sem Sondzo, Guy Blanchard Dallou, Philippe Ondo Meye, Russel Rolphe Caroll Moubakou Diahou, Clobite Bouka Biona, Chutima Kranrod, Yasutaka Omori, Masahiro Hosoda, Saïdou, Shinji Tokonami

Radiation Protection Dosimetry   200 ( 5 )   437 - 447   2024.1

Calibration experiments for radon in drinking water measurements using portable-type electrostatic-collection radon monitors

Masahiro Hosoda, Yasutaka Omori, Hiroki Hashimoto, Maho Matsumoto, Yumi Yasuoka, Tetsuya Sanada, Yuki Oda, Mizuki Kiso, Aoi Sampei, Chutima Kranrod, Hirofumi Tazoe, Naofumi Akata, Yasuyuki Taira, Yuki Tamakuma, Ryohei Yamada, Hiromi Kudo, Mayumi Shimizu, Shinji Tokonami

Radiation Protection Dosimetry   199 ( 18 )   2203 - 2206   2023.11

Site-specific dose conversion factors for radon progeny based on ambient aerosol characteristics in an outdoor environment and a tourist cave

Yuki Tamakuma, Mizuki Kiso, Aoi Sampei, Hiroki Hashimoto, Chutima Kranrod, Masahiro Hosoda, Sohei Ooka, Masahide Furukawa, Shinji Tokonami

Radiation Protection Dosimetry   199 ( 18 )   2207 - 2211   2023.11

Characterization of Commercially Available Active-Type Radon–Thoron Monitors at Different Sampling Flow Rates

Yuki Tamakuma, Chutima Kranrod, Yuto Jin, Hiromu Kobayashi, Eka Djatnika Nugraha, Aoi Sanpei, Mizuki Kiso, Hiroki Hashimoto, Ryoju Negami, Masahiro Hosoda, Shinji Tokonami

Atmosphere   12 ( 8 )   971 - 971   2021.7

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

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

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

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

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

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

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

A simple technique for determining the equilibrium equivalent Thoron concentration using a CR-39 detector: Application in mineral treatment industry

C. Kranrod, S. Chanyotha, N. Chankow, S. Tokonami, T. Ishikawa, S. K. Sahoo

Radioprotection   44 ( 5 )   301 - 304   2009

Thoron exposure in the radon-thoron prone area of the Adamawa Region, Cameroon

Soumayah Bachirou, Saïdou, Rosaline Mishra, Chutima Kranrod, Masahiro Hosoda, Sabahet Jalaluddin, Balvinder K. Sapra, Moise Godfroy Kwato Njock, Shinji Tokonami

Applied Radiation and Isotopes   213   111498 - 111498   2024.11

International intercomparison and quality assessment of passive and active 222Rn measuring devices in the Asia-Pacific region

N. Karunakara, A.P. Vijith, Rosaline Mishra, B.K. Sahoo, Miroslaw Janik, Sudeep Kumara, B.K. Sapra, Shinji Tokonami, Chutima Kranrod, S. Chandrasekaran, N. Chitra, Seon hong Kim, Juhee Yoo, Chao Zhao, Bo Chen, Hong-Gi Kim, Jin-il Kim, Josef Holecek, Le Dinh Cuong

Radiation Measurements   178   107295 - 107295   2024.11

Radiation research trends by young scientists and the future tasks in Northern Japan: report on ‘the 10th educational symposium on radiation and health (ESRAH) by young scientists in 2023’

Ryosuke Seino, Hiroki Hashimoto, Haruka Kuwata, Worawat Poltabtim, Khemruthai Kheamsiri, Radhia Pradana, Saowarak Musikawan, Yuki Abe, Manaya Taoka, Rui Kudo, Chutima Kranrod, Hironori Yoshino, Masahiro Hosoda, Yusuke Matsuya

International Journal of Radiation Biology   1 - 6   2024.10

Radon exhalation rate from the latex pillows and its potential exposure to users

Phachirarat Sola, Kanokporn Boonsirichai, Santi Raksawong, Ritiron Samran, Pimprapa Chaijak, Hirofumi Tazoe, Chutima Kranrod, Rawiwan Kritsananuwat, Sattawat Jongjitklang, Vichai Puripunyavanich, Masahiro Hosoda, Waleeporn Pongkua, Shinji Tokonami

Radiation Medicine and Protection   2024.9

Annual Effective Dose Due to External Exposure at Hamadori District in Fukushima Prefecture

Oda Yuki, Kiso Mizuki, Sampei Aoi, Hashimoto Hiroki, Taira Yasuyuki, Omori Yasutaka, Tazoe Hirofumi, Kranrod Chutima, Shimizu Mayumi, Kudo Hiromi, Akata Naofumi, Yamada Ryohei, Yamaguchi Masaru, Hosoda Masahiro, Tokonami Shinji

Radiation Environment and Medicine   13 ( 2 )   81   2024.8

Radon in Soil Gas and Ambient Dose Equivalent Rate Measurements in Yaoundé, Cameroon

Gourda Hebsia Eric, Bobbo Modibo Oumar, Ndimantchi Ayoba, Emmanuel Ndjana Nkoulou II Joseph, Djatnika Nugraha Eka, Kranrod Chutima, Omori Yasutaka, Hosoda Masahiro, Saïdou, Tokonami Shinji

Radiation Environment and Medicine   13 ( 2 )   52 - 59   2024.8

Water Quality Analysis for Comprehensive Evaluation of Combined Exposure from Heavy Metals and Radionuclides

Tazoe Hirofumi, Oda Yuki, Kiso Mizuki, Sampei Aoi, Hashimoto Hiroki, Taira Yasuyuki, Omori Yasutaka, Kranrod Chutima, Shimizu Mayumi, Kudo Hiromi, Akata Naofumi, Yamada Ryohei, Yamaguchi Masaru, Hosoda Masahiro, Tokonami Shinji

Radiation Environment and Medicine   13 ( 2 )   94   2024.8

The Project on Indoor Radon Measurement in Kazakhstan. What Do We Need to Clarify?

Omori Yasutaka, Bakhtin Meirat, Kudo Hiromi, Kranrod Chutima, Yoshinaga Shinji, Tokonami Shinji, Hoshi Masaharu

Radiation Environment and Medicine   13 ( 2 )   76   2024.8

The Effective Dose from Inhalation of Radon and Thoron in the Dwelling around the Tin Mine and Smelter Area in Bangka, Indonesia

Radhia Pradana, Eka D. Nugraga, Sharah N. Shilfa, Omori Yasutaka, Wahyudi Wahyudi, Untara Untara, Irwan Kurnia, Rini Safitri, Kranrod Chutima, Sasaki Michiya, Ade Devriany, Agus N. Rachman, Rusbani Kurniawan, Leli Nirwani, Nurokhim Nurokhim, Hosoda Masahiro, Tokonami Shinji

Radiation Environment and Medicine   13 ( 2 )   83   2024.8

Research Activity of The Department of Radiochemistry and Radioecology, and Study on Internal Exposure Dose Assessment by Beverages

Kheamsiri Khemruthai, Yamada Ryohei, Kuwata Haruka, Kranrod Chutima, Thumvijit Tarika, Tazoe Hirofumi, Akata Naofumi

Radiation Environment and Medicine   13 ( 2 )   92   2024.8

Dose Assessments Due to Inhalation of Radon and Thoron at 70 Dwellings in the Coastal Area of Fukushima

Hosoda Masahiro, Oda Yuki, Kranrod Chutima, Sampei Aoi, Kiso Mizuki, Taira Yasuyuki, Omori Yasutaka, Tazoe Hirofumi, Akata Naofumi, Shimizu Mayumi, Kudo Hiromi, Yamada Ryohei, Tamakuma Yuki, Tokonami Shinji

Radiation Environment and Medicine   13 ( 2 )   82   2024.8

Comparison of Gamma-Ray Dose Rate Map Using Car-Borne Survey and Man-Borne Survey

Kiso Mizuki, Kuwata Haruka, Oda Yuki, Poltabtim Worawat, Musokawan Saowarak, Kranrod Chutima, Omori Yasutaka, Hosoda Masahiro, Tokonami Shinji

Radiation Environment and Medicine   13 ( 2 )   95   2024.8

Effective dose assessment due to inhalation of (222)Rn, (220)Rn, and their progeny: highlighting the major contribution of thoron in a thoron-prone area in Cameroon.

Djeufack LB, Hamadou I, Kranrod C, Mishra R, Hosoda M, Sapra BK, Saïdou, Tokonami S

Radiation and environmental biophysics   63 ( 3 )   357 - 369   2024.8

Contribution of Thoron and Its Progeny to the Effective Dose by Inhalation in the Uranium-Thorium Bearing Regions of Mayo Kebbi and Guéra in Chad

Ziebno Patale, Bineng Guillaume Samuel, Chutima Kranrod, Oumar Bobbo Modibo, Takoukam Soh Serge Didier, Hamadou Yerima Abba, Yasutaka Omori, Masahiro Hosoda, Saïdou, Ekobena Henri Paul, Shinji Tokonami

Health Physics   2024.6

Health Impacts of Natural Background Radiation in High Air Pollution Area of Thailand.

Autsavapromporn N, Kranrod C, Kritsananuwat R, Sola P, Klunklin P, Chitapanarux I, Jaikang C, Monum T, Hosoda M, Tokonami S

Toxics   12 ( 6 )   2024.6

Changes in Particulate Matter (PM2.5 and PM10) Concentrations and Ambient Dose Equivalent Rates at Different Altitudes in Chiang Mai, Thailand

Kranrod Chutima, Thumvijit Tarika, Yamada Ryohei, Poltabtim Worawat, Kiso Mizuki, Sriburee Sompong, Somboon Siriprapa, Ruktinnakorn Kewalin, Tokonami Shinji

Radiation Environment and Medicine   13 ( 1 )   28 - 34   2024.2

Meeting Report on “The 9th Educational Symposium on Radiation and Health by Young Scientists (ESRAH 2022)”

Hashimoto Hiroki, Nakayama Ryo, Kuwata Haruka, Poltabtim Worawat, Seino Ryosuke, Fukuda Reima, Kheamsiri Khemruthai, Pradana Radhia, Oda Yuki, Kiso Mizuki, Sampei Aoi, Kranrod Chutima, Yoshino Hironori, Matsuya Yusuke, Hosoda Masahiro

Radiation Environment and Medicine   13 ( 1 )   35 - 43   2024.2

Status of Radon Traceability and Calibration Techniques for Radon Gas

Tamakuma Yuki, Kranrod Chutima, Hosoda Masahiro, Tokonami Shinji

Radiation Environment and Medicine   12 ( 1 )   12 - 24   2023.2

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

Radiation Protection Dosimetry   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 - 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   330 ( 3 )   1437 - 1444   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

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

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 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

Residential radon exposure in Astana and Aqsu, Kazakhstan

Shinji Tokonami, Chutima Kranrod, Polat Kazymbet, Yasutaka Omori, Meirat Bakhtin, Worawat Poltabtim, Saowarak Musikawan, Radhia Pradana, Yerlan Kashkinbayev, Kassym Zhumadilov, Ainur Pirmanova, Moldir Aumalikova, Zhantore Isa, Aya Sakaguchi, Hitoshi Sato, Masaharu Hoshi

Journal of Radiological Protection   43 ( 2 )   023501 - 023501   2023.6

Status of Radon Traceability and Calibration Techniques for Radon Gas

Yuki Tamakuma, Chutima Kranrod, Masahiro Hosoda, Shinji Tokonami

Radiation Environment and Medicine   12 ( 1 )   12 - 24   2023.3

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

Worawat Poltabtim, Chutima Kranrod, Shinji Tokonami

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 R, Sato Y, Hasegawa K, Takebayashi K, Sato H, Nugraha ED, Yachi Y, Seino R, Yamashita T, Mori H, Kranrod C, Date H, Hosoda M.

Radiation Environment and Medicine   2022.8

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

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

Radiation Environment and Medicine 2021   10 ( 2 )   115 - 121   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

S Tokonami, T Miura, N Akata, H Tazoe, M Hosoda, Kranrod C, H Kudo, K Ogura, Y Fujishima, Y Tamakuma, M Shimizu, K Kikuchi, I Kashiwakura

Annals of the ICRP   2021.6

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

Nugraha, E.D., Hosoda, M., Tamakuma, Y., Kranrod, C., Mellawati, J., Akata, N., & Tokonami, S.

Journal of Radioanalytical and Nuclear Chemistry   ( 330 )   1437 - 1444   2021

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

C. Kranrod, Y Tamakuma, M Hosoda, S Tokonami

International journal of environmental research and public health   17 ( 11 )   4141   2020.6