All Stories

  1. Radon/Thoron and Progeny Concentrations in Dwellings: Influencing Factors and Lung Cancer Risk in the Rutile Bearing Area of Akonolinga, Cameroon

    Article • Atmosphere, June 2025, MDPI AG

    Prof. SAÏDOU -

  2. Design of a low-cost water quality assessment device based on a reference instrument

    Article • Urban Water Journal, March 2025, Taylor & Francis

    Prof. SAÏDOU -

  3. Revisiting the influence of the equilibrium factor and the contribution of Rn, Tn and their progeny in dose assessment

    Article • Air Quality Atmosphere & Health, February 2025, Springer Science + Business Media

    Prof. SAÏDOU -

  4. Angular momentum dependence of nuclear decay of radon isotopes by emission of $$^{14}$$C nuclei and branching ratio relative to $$\alpha $$-decay

    Article • The European Physical Journal Plus, February 2025, Springer Science + Business Media

    Prof. SAÏDOU -

  5. Smart electronic device for air quality and exposure risk assessment

    Article • Smart Science, February 2025, Taylor & Francis

    Prof. SAÏDOU -

  6. Digitization of analog systems of older radiation monitoring instruments based on emerging technologies for radiation protection and nuclear security

    Article • Journal of Instrumentation, February 2025, Institute of Physics Publishing

    Prof. SAÏDOU -

  7. Direct measurement of indoor thoron and radon progeny and estimation of inhalation dose in three cities in Gabon: Comparison of the use of thoron typical and measured equilibrium factor values

    Article • Journal of Environmental Radioactivity, December 2024, Elsevier

    Prof. SAÏDOU -

  8. Ecological and Health Risks from Trace Elements Contamination in Soils at the Rutile Bearing Area of Akonolinga, Cameroon

    Article • Applied Sciences, November 2024, MDPI AG

    Prof. SAÏDOU -

  9. Analytical solutions of the $$^{222}$$Rn radon diffusion-advection equation through soil using Atangana–Baleanu time fractional derivative

    Article • Indian Journal of Physics, November 2024, Springer Science + Business Media

    Prof. SAÏDOU -

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

    Article • Applied Radiation and Isotopes, November 2024, Elsevier

    Prof. SAÏDOU -

  11. Radionuclides distribution in soils and radon level assessment in dwellings of Mungo and Nkam Divisions, Cameroon

    Article • Environmental Monitoring and Assessment, October 2024, Springer Science + Business Media

    Dr Cebastien Joel GUEMBOU SHOUOP, Prof. SAÏDOU -

  12. Development of radon detectors calibration system in Cameroon

    Article • Radiation Medicine and Protection, October 2024, Elsevier

    Prof. SAÏDOU -

  13. Design of a Frequency Meter Based on Low-cost Current and Voltage Sensors and Securing Electrical Installations of Buildings Against Fires

    Article • Transactions of Indian National Academy of Engineering, August 2024, Springer Science + Business Media

    Prof. SAÏDOU -

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

    Article • Radiation and Environmental Biophysics, July 2024, Springer Science + Business Media

    Prof. SAÏDOU -

  15. Lithological Impact on Radon Levels: A Study of Indoor and Soil Gas Radon in the Centre Region of Cameroon

    Article • Journal of Geophysical Research Atmospheres, June 2024, American Geophysical Union (AGU)

    Prof. SAÏDOU -

  16. 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

    Article • Health Physics, June 2024, Wolters Kluwer Health

    Prof. SAÏDOU -

  17. IoT-based monitoring system and air quality prediction using machine learning for a healthy environment in Cameroon

    Article • Environmental Monitoring and Assessment, June 2024, Springer Science + Business Media

    Prof. SAÏDOU -

  18. Establishment of Typical Dose Reference Level (DRL) Values for Adult Patients Undergoing Computed Tomography in Three Hospitals in Brazzaville, Congo Republic

    Article • Journal of Multidisciplinary Applied Natural Science, May 2024, Pandawa Institute

    Prof. SAÏDOU -

  19. Real-time air quality monitoring based on locally developed unmanned aerial vehicle and low-cost smart electronic device

    Article • Journal of Instrumentation, May 2024, Institute of Physics Publishing

    Prof. SAÏDOU -

  20. Cosmic-ray exposure assessment using particle and heavy ion transport code system: case study Douala-Cameroon

    Article • Radiation Protection Dosimetry, April 2024, Oxford University Press (OUP)

    Prof. SAÏDOU -, Dr Cebastien Joel GUEMBOU SHOUOP

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

    Article • Radiation Protection Dosimetry, January 2024, Oxford University Press (OUP)

    Prof. SAÏDOU -

  22. Real-Time Hospital Air Quality Monitoring Based on a Low-Cost Smart Electronic Device and Health Risk Assessment

    Article • January 2024, Springer Science + Business Media

    Prof. SAÏDOU -

  23. Assessment of Radiological Risks due to Indoor Radon, Thoron and Progeny, and Soil Gas Radon in Thorium-Bearing Areas of the Centre and South Regions of Cameroon

    Article • Atmosphere, November 2023, MDPI AG

    Prof. SAÏDOU -

  24. Mapping in a radon-prone area in Adamawa region, Cameroon, by measurement of radon activity concentration in soil

    Article • Radiation and Environmental Biophysics, August 2023, Springer Science + Business Media

    Prof. SAÏDOU -

  25. Environmental radioactivity measurements in soil using inductively coupled plasma mass spectrometry and gamma-ray spectrometry in various areas in Cameroon

    Article • Journal of Radioanalytical and Nuclear Chemistry, July 2023, Springer Science + Business Media

    Prof. SAÏDOU -

  26. Public Exposure to Natural Radiation and the Associated Increased Risk of Lung Cancer in the Betare-Oya Gold Mining Areas, Eastern Cameroon

    Article • Journal of Radiation Protection and Research, June 2023, Korean Association for Radiation Protection

    Prof. SAÏDOU -

  27. Air quality assessment based on a smart locally CO2 monitoring system with validation by a reference instrument

    Article • May 2023, Springer Science + Business Media

    Prof. SAÏDOU -

  28. Real-time environmental radiation monitoring based on locally developed low-cost device and unmanned aerial vehicle

    Article • Journal of Instrumentation, May 2023, Institute of Physics Publishing

    Prof. SAÏDOU -

  29. Design of a simple memcapacitors-based oscillator from Colpitts’ LC-tank circuit: mathematical analysis, numerical and analog simulations

    Article • Analog Integrated Circuits and Signal Processing, February 2023, Springer Science + Business Media

    Prof. SAÏDOU -

  30. From Radon and Thoron Measurements, Inhalation Dose Assessment to National Regulation and Radon Action Plan in Cameroon

    Article • Journal of Radiation Protection and Research, December 2022, Korean Association for Radiation Protection

    Prof. SAÏDOU -

  31. Study of correlation between radon (222Rn) gas in soil and indoor radon with dose assessment in the bauxite bearing area of Fongo-Tongo, Western Cameroon

    Article • International Journal of Environmental & Analytical Chemistry, December 2022, Taylor & Francis

    Prof. SAÏDOU -

  32. Correlation between Ground 222Rn and 226Ra and Long-Term Risk Assessment at the at the Bauxite Bearing Area of Fongo-Tongo, Western Cameroon

    Article • Radiation, November 2022, MDPI AG

    Prof. SAÏDOU -

  33. Indoor Radon (222Rn) Measurements and Estimation of Annual Effective Dose in Mvangan Locality, South Cameroon

    Article • Radiation Protection Dosimetry, October 2022, Oxford University Press (OUP)

    Prof. SAÏDOU -

  34. Assessment of organ and effective doses received by adult patients undergoing computed tomography in three hospitals in Brazzaville, Congo Republic

    Article • Radiological Physics and Technology, September 2022, Springer Science + Business Media

    Prof. SAÏDOU -

  35. Assessment of Natural Radiation Exposure Due to 222Rn and External Radiation Sources: Case of the Far North, Cameroon

    Article • Health Physics, September 2022, Wolters Kluwer Health

    Prof. SAÏDOU -

  36. Soil gas radon, indoor radon and its diurnal variation in the northern region of Cameroon

    Article • Isotopes in Environmental and Health Studies, July 2022, Taylor & Francis

    Prof. SAÏDOU -

  37. Low-cost radon monitoring with validation by a reference instrument

    Article • Instrumentation Science & Technology, July 2022, Taylor & Francis

    Prof. SAÏDOU -

  38. Radon Risk Assessment and Correlation Study of Indoor Radon, Radium-226, and Radon in Soil at the Cobalt–Nickel Bearing Area of Lomié, Eastern Cameroon

    Article • Water Air & Soil Pollution, May 2022, Springer Science + Business Media

    Prof. SAÏDOU -

  39. Risk Assessment of Exposure to Natural Radiation in Soil Using RESRAD-ONSITE and RESRAD-BIOTA in the Cobalt-Nickel Bearing Areas of Lomié in Eastern Cameroon

    Article • Radiation, April 2022, MDPI AG

    Prof. SAÏDOU -

  40. Natural radioactivity in building materials, indoor radon measurements, and assessment of the associated risk indicators in some localities of the Centre Region, Cameroon

    Article • Environmental Science and Pollution Research, March 2022, Springer Science + Business Media

    Prof. SAÏDOU -

  41. An efficient environmental monitoring data encryption algorithm based on DNA coding and hyperchaotic system

    Article • International Journal of Information Technology, February 2022, Springer Science + Business Media

    Prof. SAÏDOU -

  42. Assessment of trace elements pollution and their potential health risks in the cobalt–nickel bearing areas of Lomié, East Cameroon

    Article • Environmental Monitoring and Assessment, January 2022, Springer Science + Business Media

    Prof. SAÏDOU -, Dr Cebastien Joel GUEMBOU SHOUOP

  43. Natural Radioactivity in Building Materials, Indoor Radon Measurements and Assessment of the Associated Risk Indicators in Some Localities of the Centre-region, Cameroon

    Article • January 2022, Research Square

    Prof. SAÏDOU -

  44. Contribution of <sup>40</sup>K arising from agropastoral activities to the total effective dose by plant ingestion in the Far-North, Cameroon

    Article • AIMS Environmental Science, January 2022, American Institute of Mathematical Sciences (AIMS)

    Prof. SAÏDOU -

  45. Assessment of Organ and Effective Doses Received by Paediatric Patients Undergoing Computed Tomography Examinations in Three Hospitals in Brazzaville, Congo Republic: An Urgent Necessity for Regulatory Control

    Article • International Journal of Scientific Research in Science and Technology, October 2021, Technoscience Academy

    Prof. SAÏDOU -

  46. Indoor radon, external dose rate and assessment of lung cancer risk in dwellings: the case of Ebolowa town, Southern Cameroon

    Article • International Journal of Environmental & Analytical Chemistry, August 2021, Taylor & Francis

    Prof. SAÏDOU -

  47. Low-cost air quality monitoring system design and comparative analysis with a conventional method

    Article • International Journal of Energy and Environmental Engineering, August 2021, Springer Science + Business Media

    Prof. SAÏDOU -

  48. Dynamic phenomena of a financial hyperchaotic system and DNA sequences for image encryption

    Article • Multimedia Tools and Applications, August 2021, Springer Science + Business Media

    Prof. SAÏDOU -

  49. Low-cost wireless smart device design for radiation protection and nuclear security

    Article • Journal of Instrumentation, June 2021, Institute of Physics Publishing

    Prof. SAÏDOU -

  50. Preliminary study of black carbon content in airborne particulate matters from an open site in the city of Yaoundé, Cameroon

    Article • Environmental Monitoring and Assessment, February 2021, Springer Science + Business Media

    Prof. SAÏDOU -

  51. OUP accepted manuscript

    Article • Radiation Protection Dosimetry, January 2021, Oxford University Press (OUP)

    Prof. SAÏDOU -

  52. Indoor Radon Measurements Using Radon Track Detectors and Electret Ionization Chambers in the Bauxite-Bearing Areas of Southern Adamawa, Cameroon

    Article • International Journal of Environmental Research and Public Health, September 2020, MDPI AG

    Prof. SAÏDOU -

  53. Complex dynamical behaviors in a memcapacitor–inductor circuit

    Article • Analog Integrated Circuits and Signal Processing, August 2020, Springer Science + Business Media

    Prof. SAÏDOU -

  54. Complex dynamic behaviors in a new Colpitts oscillator topology based on a voltage comparator

    Article • AEU - International Journal of Electronics and Communications, March 2020, Elsevier

    Prof. SAÏDOU -

  55. The Importance of Direct Progeny Measurements for Correct Estimation of Effective Dose Due to Radon and Thoron

    Article • Frontiers in Public Health, February 2020, Frontiers

    Prof. SAÏDOU -

  56. Ambient air particle mass concentrations in the urban area of the capital city of Yaoundé (Cameroon, Central Africa): monthly and seasonal behaviour

    Article • International Journal of Environmental & Analytical Chemistry, January 2020, Taylor & Francis

    Prof. SAÏDOU -

  57. Natural radiation exposure to the public in the uranium bearing region of Poli, Cameroon: From radioactivity measurements to external and inhalation dose assessment

    Article • Journal of Geochemical Exploration, October 2019, Elsevier

    Prof. SAÏDOU -

  58. Occupational Natural Radiation Exposure at the Uranium Deposit of Kitongo, Cameroon

    Article • RADIOISOTOPES, September 2019, Japan Radioisotope Association

    Prof. SAÏDOU -

  59. Simultaneous measurements of indoor radon and thoron and inhalation dose assessment in Douala City, Cameroon

    Article • Isotopes in Environmental and Health Studies, August 2019, Taylor & Francis

    Prof. SAÏDOU -, serge takoukam, Dr Shinji Tokonami

  60. NATURAL RADIATION EXPOSURE TO THE PUBLIC IN MINING AND ORE BEARING REGIONS OF CAMEROON

    Article • Radiation Protection Dosimetry, July 2019, Oxford University Press (OUP)

    Prof. SAÏDOU -

  61. Natural radioactivity measurements in drinking water and ingestion dose assessment: case of the uranium bearing region of Poli, Cameroon

    Article • International Journal of Low Radiation, January 2019, Inderscience Publishers

    Prof. SAÏDOU -

  62. Natural radioactivity measurements in drinking water and ingestion dose assessment: case of the uranium bearing region of Poli, Cameroon

    Article • International Journal of Low Radiation, January 2019, Inderscience Publishers

    Prof. SAÏDOU -

  63. OUP accepted manuscript

    Article • Radiation Protection Dosimetry, January 2019, Oxford University Press (OUP)

    Prof. SAÏDOU -

  64. Natural radioactivity measurements and external dose estimation by car-borne survey in Douala city, Cameroon

    Article • Radioprotection, October 2018, EDP Sciences

    Prof. SAÏDOU -

  65. Assessment of natural radioactivity levels and the associated radiological hazards in some building materials from Mayo-Kebbi region, Chad

    Article • Radioprotection, October 2018, EDP Sciences

    Prof. SAÏDOU -, Dr Cebastien Joel GUEMBOU SHOUOP

  66. Natural Radioactivity Measurements in Soil, External Dose and Radiological Hazard Assessment in the Uranium and Thorium Bearing Region of Lolodorf, Cameroon

    Article • RADIOISOTOPES, September 2018, Japan Radioisotope Association

    Prof. SAÏDOU -

  67. Environmental Pollution by Heavy Metals in the Gold Mining Region of East Cameroon

    Article • American Journal of Environmental Sciences, May 2018, Science Publications

    Prof. SAÏDOU -

  68. Air Absorbed Dose Rate Measurements and External Dose Assessment by Car-Borne Survey in the Gold Mining Areas of Betare-Oya, Eastern-Cameroon

    Article • Japanese Journal of Health Physics, January 2018, Japan Health Physics Society

    Prof. SAÏDOU -

  69. Analog circuit design and optimal synchronization of a modified Rayleigh system

    Article • Nonlinear Dynamics, March 2016, Springer Science + Business Media

    Prof. SAÏDOU -

  70. Radon-thoron discriminative measurements in the high natural radiation areas of southwestern Cameroon

    Article • Journal of Environmental Radioactivity, December 2015, Elsevier

    Prof. SAÏDOU -

  71. Comparative study of natural radiation exposure to the public in three uranium and oil regions of Cameroon

    Article • Radioprotection, October 2015, EDP Sciences

    Prof. SAÏDOU -

  72. Natural radiation exposure to the public in the oil-bearing Bakassi Peninsula, Cameroon

    Article • Radioprotection, January 2015, EDP Sciences

    Prof. SAÏDOU -

  73. Indoor radon measurements in the uranium regions of Poli and Lolodorf, Cameroon

    Article • Journal of Environmental Radioactivity, October 2014, Elsevier

    Prof. SAÏDOU -

  74. Monitoring of Particulate Matter and Analysis of Black Carbon and Some Particle Containing Toxic Trace in the City of Yaoundé, Cameroon

    Article • Asian Journal of Atmospheric Environment, June 2013, Springer Science + Business Media

    Prof. SAÏDOU -

  75. Natural radioactivity measurements and dose calculations to the public: Case of the uranium-bearing region of Poli in Cameroon

    Article • Radiation Measurements, February 2011, Elsevier

    Prof. SAÏDOU -

  76. A comparison of alpha and gamma spectrometry for environmental natural radioactivity surveys

    Article • Applied Radiation and Isotopes, February 2008, Elsevier

    Prof. SAÏDOU -

  77. Calibration of an HPGe detector and self-attenuation correction for 210Pb: Verification by alpha spectrometry of 210Po in environmental samples

    Article • Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment, August 2007, Elsevier

    Prof. SAÏDOU -