All Stories

  1. Evaluating Factors Affecting Mean Glandular Dose in Mammography: Insights from a Retrospective Study in Dubai

    Article • Diagnostics, November 2024, MDPI AG

    Dr Muhammad Khalis Abdul Karim

  2. Task-based assessment for radiation dose optimization in CT abdominal examinations: A phantom study

    Article • Radiation Physics and Chemistry, October 2024, Elsevier

    Dr Muhammad Khalis Abdul Karim

  3. Systematic review and meta-analysis on the classification metrics of machine learning algorithm based radiomics in hepatocellular carcinoma diagnosis

    Article • Heliyon, August 2024, Elsevier

    Dr Muhammad Khalis Abdul Karim

  4. Estimating Local Diagnostic Reference Levels for Mammography in Dubai

    Article • Diagnostics, December 2023, MDPI AG

    Dr Muhammad Khalis Abdul Karim

  5. Physical, optical and thermoluminescence properties of lithium aluminum borate glass co-doped with Dy2O3

    Article • Radiation Physics and Chemistry, August 2023, Elsevier

    Dr Muhammad Khalis Abdul Karim

  6. Microstructure and Superconducting Properties of Bi-2223 Synthesized via Co-Precipitation Method: Effects of Graphene Nanoparticle Addition

    Article • Nanomaterials, July 2023, MDPI AG

    Dr Muhammad Khalis Abdul Karim

  7. Atmospheric dispersion and dose assessment of 137Cs and 131I from hypothetical incidents of nuclear power plant in Southeast Asia

    Article • Radiation Physics and Chemistry, July 2023, Elsevier

    Dr Muhammad Khalis Abdul Karim

  8. Orthorhombic YBa2Cu3O7−δ Superconductor with TiO2 Nanoparticle Addition: Crystal Structure, Electric Resistivity, and AC Susceptibility

    Article • Coatings, June 2023, MDPI AG

    Dr Muhammad Khalis Abdul Karim

  9. Impact of age and breast thickness on mean glandular dose of standard digital mammography and digital breast tomosynthesis

    Article • Applied Radiation and Isotopes, February 2023, Elsevier

    Dr Muhammad Khalis Abdul Karim

  10. Comparative study on superconducting properties and surface morphology analysis for Y0.85K0.15Ba2Cu3O7-δ and Y0.85Ca0.15Ba2Cu3O7-δ synthesized via thermal treatment method

    Article • January 2023, American Institute of Physics

    Dr. Kean Pah Lim, Dr Muhammad Khalis Abdul Karim, Dr Hussein Baqiah, Mohd Mustafa Awang Kechik

  11. Effect of concentration of potassium added in Y1Ba2Cu3O7-δ superconductor by using the thermal treatment method

    Article • January 2023, American Institute of Physics

    Dr Muhammad Khalis Abdul Karim, Dr. Kean Pah Lim, Dr Hussein Baqiah, Mohd Mustafa Awang Kechik

  12. Radiomics study of lung tumor volume segmentation technique in contrast-enhanced Computed Tomography (CT) thorax images: A comparative study

    Article • January 2023, American Institute of Physics

    Dr Muhammad Khalis Abdul Karim

  13. Stability and Reproducibility of Radiomic Features Based on Various Segmentation Techniques on Cervical Cancer DWI-MRI

    Article • Diagnostics, December 2022, MDPI AG

    Dr Muhammad Khalis Abdul Karim

  14. Superconducting Properties of YBa2Cu3O7−δ with a Multiferroic Addition Synthesized by a Capping Agent-Aided Thermal Treatment Method

    Article • Nanomaterials, November 2022, MDPI AG

    Dr Muhammad Khalis Abdul Karim

  15. The impact of tube current and iterative reconstruction algorithm on dose and image quality of infant CT head examination

    Article • Radiation Physics and Chemistry, November 2022, Elsevier

    Dr Muhammad Khalis Abdul Karim

  16. Anthropomorphic phantom organ dose assessment using optically stimulated luminescence dosimeters unified in multi-detector computed tomography

    Article • Radiation Physics and Chemistry, November 2022, Elsevier

    Dr Muhammad Khalis Abdul Karim

  17. Influence of Bi2O3 content on structural, optical and radiation shielding properties of transparent Bi2O3-Na2O-TiO2-ZnO-TeO2 glass ceramics

    Article • Radiation Physics and Chemistry, November 2022, Elsevier

    Dr Muhammad Khalis Abdul Karim

  18. Al2O3:C and LiF: Mg, Ti characterisations at 100–150 kV energy range for computed tomography dose measurement

    Article • Radiation Physics and Chemistry, October 2022, Elsevier

    Dr Muhammad Khalis Abdul Karim

  19. Local Diagnostic Reference Levels for Full-Field Digital Mammography and Digital Breast Tomosynthesis in a Tertiary Hospital in Malaysia

    Article • Healthcare, September 2022, MDPI AG

    Dr Muhammad Khalis Abdul Karim

  20. Reproducibility and Repeatability of Coronary Computed Tomography Angiography (CCTA) Image Segmentation in Detecting Atherosclerosis: A Radiomics Study

    Article • Diagnostics, August 2022, MDPI AG

    Dr Muhammad Khalis Abdul Karim

  21. Automated Classification of Atherosclerotic Radiomics Features in Coronary Computed Tomography Angiography (CCTA)

    Article • Diagnostics, July 2022, MDPI AG

    Dr Muhammad Khalis Abdul Karim

  22. Fuzzy rank cluster top k Euclidean distance and triangle based algorithm for magnetic field indoor positioning system

    Article • Alexandria Engineering Journal, May 2022, Elsevier

    Dr Muhammad Khalis Abdul Karim

  23. Comprehensive study on optical and luminescence properties of Sm3+ doped magnesium borotellurite glasses

    Article • Journal of Physics and Chemistry of Solids, April 2022, Elsevier

    Dr Muhammad Khalis Abdul Karim

  24. Mechanical and Imaging Properties of a Clinical-Grade Kidney Phantom Based on Polydimethylsiloxane and Elastomer

    Article • Polymers, January 2022, MDPI AG

    Dr Muhammad Khalis Abdul Karim

  25. Effect of Graphene Nanoparticles Addition on Superconductivity of YBa2Cu3O7~δ Synthesized via the Thermal Treatment Method

    Article • Coatings, January 2022, MDPI AG

    Dr Muhammad Khalis Abdul Karim

  26. Deep-piRNA: Bi-Layered Prediction Model for PIWI-Interacting RNA Using Discriminative Features

    Article • Computers Materials & Continua, January 2022, Computers, Materials and Continua (Tech Science Press)

    Dr Muhammad Khalis Abdul Karim

  27. Physical and spectroscopic characteristics of lithium-aluminium-borate glass: Effects of varying Nd2O3 doping contents

    Article • Journal of Non-Crystalline Solids, January 2022, Elsevier

    Dr Muhammad Khalis Abdul Karim

  28. Evaluation of radiation attenuation properties on a various composition of polydimethylsiloxane (PDMS) for fabrication of kidney phantom

    Article • Radiation Physics and Chemistry, December 2021, Elsevier

    Dr Muhammad Khalis Abdul Karim

  29. Radiation doses and size-specific dose estimate from CT brain examinations according to head sizes in a tertiary hospital in Malaysia

    Article • Radiation Physics and Chemistry, December 2021, Elsevier

    Dr Muhammad Khalis Abdul Karim

  30. Existing and Emerging Breast Cancer Detection Technologies and Its Challenges: A Review

    Article • Applied Sciences, November 2021, MDPI AG

    Dr Muhammad Khalis Abdul Karim

  31. Implication of applying iterative reconstruction on Low Contrast Detectability in CT brain examination

    Article • Radiation Physics and Chemistry, November 2021, Elsevier

    Dr Muhammad Khalis Abdul Karim

  32. Paediatric radiation dose and cancer risk associated with body effective diameter during CT thorax examination

    Article • Radiation Physics and Chemistry, November 2021, Elsevier

    Dr Muhammad Khalis Abdul Karim

  33. Task-based assessment on various optimization protocols of computed tomography Pulmonary Angiography examination

    Article • Radiation Physics and Chemistry, November 2021, Elsevier

    Dr Muhammad Khalis Abdul Karim

  34. Impact of Al2O3 and Dy2O3 Substitution on the Physical, Structural, and Radiation Shielding Properties of Li2O-B2O3 Glass System

    Article • Sains Malaysiana, October 2021, Penerbit Universiti Kebangsaan Malaysia (UKM Press)

    Dr Muhammad Khalis Abdul Karim

  35. Hyperparameter Tuning and Pipeline Optimization via Grid Search Method and Tree-Based AutoML in Breast Cancer Prediction

    Article • Journal of Personalized Medicine, September 2021, MDPI AG

    Dr Muhammad Khalis Abdul Karim

  36. Stability and Reproducibility of Radiomic Features Based Various Segmentation Technique on MR Images of Hepatocellular Carcinoma (HCC)

    Article • Diagnostics, August 2021, MDPI AG

    Dr Muhammad Khalis Abdul Karim

  37. Development of custom lead shield and strainer for targeted irradiation for mice in the gamma cell chamber

    Article • Scientific Reports, July 2021, Springer Science + Business Media

    Dr Muhammad Khalis Abdul Karim

  38. Magnetic Resonance Imaging Radiomics Analysis for Predicting Hepatocellular Carcinoma

    Article • July 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Muhammad Khalis Abdul Karim

  39. Detection of Novel Coronavirus from Chest X-Ray Radiograph Images via Automated Machine Learning and CAD4COVID

    Article • July 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Muhammad Khalis Abdul Karim

  40. Effect of Ag2O substituted in bioactive glasses: a synergistic relationship between antibacterial zone and radiation attenuation properties

    Article • Journal of Materials Research and Technology, July 2021, Elsevier

    Dr Muhammad Khalis Abdul Karim

  41. Nanodot Optically Stimulated Luminescence Dosimeter for Entrance Surface Dose measurement at selected Health Clinic in Perak, Malaysia

    Article • Journal of Physics Conference Series, May 2021, Institute of Physics Publishing

    Dr Muhammad Khalis Abdul Karim

  42. Structural, optical, and radiation shielding features for a series of borate glassy system modified by molybdenum oxide

    Article • The European Physical Journal Plus, May 2021, Springer Science + Business Media

    Dr Muhammad Khalis Abdul Karim

  43. Association of Physicochemical Characteristics, Aggregate Indices, Major Ions, and Trace Elements in Developing Groundwater Quality Index (GWQI) in Agricultural Area

    Article • International Journal of Environmental Research and Public Health, April 2021, MDPI AG

    Dr Muhammad Khalis Abdul Karim

  44. Evaluation of healthcare science student learning styles based VARK analysis technique

    Article • International Journal of Evaluation and Research in Education (IJERE), March 2021, Institute of Advanced Engineering and Science

    Dr Muhammad Khalis Abdul Karim

  45. Evaluation of Organ Dose and Image Quality Metrics of Pediatric CT Chest-Abdomen-Pelvis (CAP) Examination: An Anthropomorphic Phantom Study

    Article • Applied Sciences, February 2021, MDPI AG

    Dr Muhammad Khalis Abdul Karim

  46. Structural, Mechanical, and Dielectric Properties of Polydimethylsiloxane and Silicone Elastomer for the Fabrication of Clinical-Grade Kidney Phantom

    Article • Applied Sciences, January 2021, MDPI AG

    Dr Muhammad Khalis Abdul Karim

  47. Impact of Dy2O3 Substitution on the Physical, Structural and Optical Properties of Lithium–Aluminium–Borate Glass System

    Article • Applied Sciences, November 2020, MDPI AG

    Dr Muhammad Khalis Abdul Karim

  48. Effect of iterative reconstruction algorithm levels on noise index and figure-of-merit in CT pulmonary angiography examinations

    Article • Journal of X-Ray Science and Technology Clinical Applications of Diagnosis and Therapeutics, September 2020, IOS Press

    Dr Muhammad Khalis Abdul Karim

  49. Association of Radiation Doses and Cancer Risks from CT Pulmonary Angiography Examinations in Relation to Body Diameter

    Article • Diagnostics, September 2020, MDPI AG

    Dr Muhammad Khalis Abdul Karim

  50. Establishment of CTPA Local Diagnostic Reference Levels with Noise Magnitude as a Quality Indicator in a Tertiary Care Hospital

    Article • Diagnostics, September 2020, MDPI AG

    Dr Muhammad Khalis Abdul Karim

  51. Diagnostic Reference Level of Radiation Dose and Image Quality among Paediatric CT Examinations in A Tertiary Hospital in Malaysia

    Article • Diagnostics, August 2020, MDPI AG

    Dr Muhammad Khalis Abdul Karim

  52. Effect of miscentering and low-dose protocols on contrast resolution in computed tomography head examination

    Article • Computers in Biology and Medicine, August 2020, Elsevier

    Dr Muhammad Khalis Abdul Karim

  53. Effectiveness of Post-Mortem Computed Tomography (PMCT) in Comparison with Conventional Autopsy: A Systematic Review

    Article • Current Medical Imaging Formerly Current Medical Imaging Reviews, July 2020, Bentham Science Publishers

    Muhammad Khalis Abdul Karim, Mohd Amiruddin Abd Rahman, Dr Muhammad Khalis Abdul Karim

  54. Image Quality of Coronary CT Angiography (CCTA) using 640-slice Scanner: Qualitative and Quantitative Assessments of Coronary Arteries Visibility

    Article • Jurnal Sains Kesihatan Malaysia, June 2020, Penerbit Universiti Kebangsaan Malaysia (UKM Press)

    Dr Muhammad Khalis Abdul Karim

  55. Advanced glow curve analysis of fabricated fibres for various sources of ionizing radiation

    Article • Radiation Physics and Chemistry, June 2020, Elsevier

    Dr Muhammad Khalis Abdul Karim

  56. The influence of iterative reconstruction level on image quality and radiation dose in CT pulmonary angiography examinations

    Article • Radiation Physics and Chemistry, May 2020, Elsevier

    Dr Muhammad Khalis Abdul Karim

  57. Effect of Iterative Reconstruction Algorithm Associated with Low Contrast Detectability Performance from CT Pulmonary Angiography Examinations

    Article • Journal of Physics Conference Series, March 2020, Institute of Physics Publishing

    Dr Muhammad Khalis Abdul Karim

  58. Effectiveness of Post National Dose Survey (NADs1) Towards Dose Compliance Level

    Article • Journal of Physics Conference Series, March 2020, Institute of Physics Publishing

    Dr Muhammad Khalis Abdul Karim

  59. Evaluation of radiation dose from coronary CT angiography (CCTA) examination associated with prospective ECG-triggering technique in multidetector 640-slice scanner

    Article • Journal of Physics Conference Series, March 2020, Institute of Physics Publishing

    Dr Muhammad Khalis Abdul Karim

  60. Study of morphological changes and survival fraction in EMT6 cell line post-gamma ray irradiation

    Article • Journal of Physics Conference Series, March 2020, Institute of Physics Publishing

    Dr Muhammad Khalis Abdul Karim

  61. Radiation Dose Comparison in CT Thorax, CT Abdomen and CT Thorax-AbdomenPelvis (TAP) Using 640-and 160-Slice Computed Tomography (CT) Scanners

    Article • Jurnal Sains Kesihatan Malaysia, January 2020, Penerbit Universiti Kebangsaan Malaysia (UKM Press)

    Dr Muhammad Khalis Abdul Karim

  62. Association of Radiation Doses and Cancer Risks from CT Pulmonary Angiography Examinations in Relation to Body Effective Diameter

    Article • January 2020, MDPI AG

    Dr Muhammad Khalis Abdul Karim

  63. A Heuristic Approach for Finding Similarity Indexes of Multivariate Data Sets

    Article • IEEE Access, January 2020, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Muhammad Khalis Abdul Karim

  64. Impact of Image Contrast Enhancement on Stability of Radiomics Feature Quantification on a 2D Mammogram Radiograph

    Article • IEEE Access, January 2020, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Muhammad Khalis Abdul Karim

  65. Effectiveness of Al2O3:C OSL dosimeter towards entrance surface dose measurement in common X-ray diagnostics

    Article • Radiation Physics and Chemistry, December 2019, Elsevier

    Dr Muhammad Khalis Abdul Karim

  66. Estimation of effective dose and organ cancer risk from paediatric computed tomography thorax – Abdomen - Pelvis examinations

    Article • Radiation Physics and Chemistry, December 2019, Elsevier

    Dr Muhammad Khalis Abdul Karim

  67. The effects of mis-centering on radiation dose during CT head examination: A phantom study

    Article • Journal of X-Ray Science and Technology Clinical Applications of Diagnosis and Therapeutics, September 2019, IOS Press

    Dr Muhammad Khalis Abdul Karim

  68. Weighted Local Access Point based on Fine Matching k-Nearest Neighbor Algorithm for Indoor Positioning System

    Article • September 2019, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Muhammad Khalis Abdul Karim

  69. A comparative study of radiation doses between phantom and patients via CT angiography of the intra-/extra-cranial, pulmonary, and abdominal/pelvic arteries

    Article • Radiological Physics and Technology, August 2019, Springer Science + Business Media

    Dr Muhammad Khalis Abdul Karim

  70. Radiation Doses and Cancer Risk from CT Pulmonary Angiography Examinations

    Article • August 2019, MDPI AG

    Dr Muhammad Khalis Abdul Karim

  71. Patient-Specific Radiation Dose and Cancer Risk Estimate in Computed Tomography Pulmonary Angiography Examinations Based on Lung Effective Diameter

    Article • July 2019, MDPI AG

    Dr Muhammad Khalis Abdul Karim

  72. Assessment of radiation effective dose from lung cancer screening pilot project in Institut Kanser Negara: A preliminary finding

    Article • Journal of Physics Conference Series, June 2019, Institute of Physics Publishing

    Dr Muhammad Khalis Abdul Karim

  73. Comparison of dose calculation algorithms model: Convolution, superposition, and fast superposition in 3-D Conformal Radiotherapy (3D-CRT) treatment plan

    Article • Journal of Physics Conference Series, June 2019, Institute of Physics Publishing

    Dr Muhammad Khalis Abdul Karim

  74. Direct and indirect entrance surface dose measurement in X-ray diagnostics using nanoDot OSL dosimeters

    Article • Journal of Physics Conference Series, June 2019, Institute of Physics Publishing

    Dr Muhammad Khalis Abdul Karim

  75. Evaluation of magnetic susceptibility artefact induced by personal care product with gold nanoparticles on brain magnetic resonance (MRI) images

    Article • Journal of Physics Conference Series, June 2019, Institute of Physics Publishing

    Dr Muhammad Khalis Abdul Karim

  76. The effectiveness of bismuth breast shielding with protocol optimization in CT Thorax examination

    Article • Journal of X-Ray Science and Technology Clinical Applications of Diagnosis and Therapeutics, April 2019, IOS Press

    Muhammad Khalis Abdul Karim, Dr Muhammad Khalis Abdul Karim

  77. A comparison study of radiation effective dose in ECG-Gated Coronary CT Angiography and calcium scoring examinations performed with a dual-source CT scanner

    Article • Scientific Reports, March 2019, Springer Science + Business Media

    Dr Muhammad Khalis Abdul Karim

  78. General radiographic attributes of optically stimulated luminescence dosimeters: A basic insight

    Article • Radiation Physics and Chemistry, June 2018, Elsevier

    Dr Muhammad Khalis Abdul Karim

  79. Occupational Dose in Nuclear Medicine Department; Hospital Kuala Lumpur Experience

    Article • January 2018, Springer Science + Business Media

    Dr Muhammad Khalis Abdul Karim

  80. The Influence of Pitch Factor in Reducing Computed Tomography Head Dose Exposure: Single–Centre Trials

    Article • January 2018, Springer Science + Business Media

    Dr Muhammad Khalis Abdul Karim

  81. Reproducibility assessment of commercial optically stimulated luminescence system in diagnostic X-ray beams

    Article • Journal of Radioanalytical and Nuclear Chemistry, October 2017, Springer Science + Business Media

    Dr Muhammad Khalis Abdul Karim

  82. Assessment of Lifetime Attributable Risk of Stomach and Colon Cancer During Abdominal CT Examinations Based on Monte Carlo Simulation

    Article • September 2017, Springer Science + Business Media

    Dr Muhammad Khalis Abdul Karim

  83. Estimation of radiation cancer risk in CT-KUB

    Article • Radiation Physics and Chemistry, August 2017, Elsevier

    Dr Muhammad Khalis Abdul Karim

  84. 128 slice computed tomography dose profile measurement using thermoluminescent dosimeter

    Article • Journal of Physics Conference Series, May 2017, Institute of Physics Publishing

    Dr Muhammad Khalis Abdul Karim

  85. Adaptive iterative dose reduction (AIDR) 3D in low dose CT abdomen-pelvis: Effects on image quality and radiation exposure

    Article • Journal of Physics Conference Series, May 2017, Institute of Physics Publishing

    Dr Muhammad Khalis Abdul Karim

  86. Response of optically stimulated luminescence dosimeters subjected to X-rays in diagnostic energy range

    Article • Journal of Physics Conference Series, May 2017, Institute of Physics Publishing

    Dr Muhammad Khalis Abdul Karim

  87. Effect of Dy 2 O 3 impurities on the physical, optical and thermoluminescence properties of lithium borate glass

    Article • Journal of Luminescence, September 2016, Elsevier

    Dr Muhammad Khalis Abdul Karim

  88. Evaluation of organ doses and specific k effective dose of 64-slice CT thorax examination using an adult anthropomorphic phantom

    Article • Radiation Physics and Chemistry, September 2016, Elsevier

    Dr Muhammad Khalis Abdul Karim

  89. Radiation doses from computed tomography practice in Johor Bahru, Malaysia

    Article • Radiation Physics and Chemistry, April 2016, Elsevier

    Dr Muhammad Khalis Abdul Karim

  90. Assessment of knowledge and awareness among radiology personnel regarding current computed tomography technology and radiation dose

    Article • Journal of Physics Conference Series, March 2016, Institute of Physics Publishing

    Dr Muhammad Khalis Abdul Karim

  91. Establishment of multi-slice computed tomography (MSCT) reference level in Johor, Malaysia

    Article • Journal of Physics Conference Series, March 2016, Institute of Physics Publishing

    Dr Muhammad Khalis Abdul Karim

  92. Radiation dose to physicians’ eye lens during interventional radiology

    Article • Journal of Physics Conference Series, March 2016, Institute of Physics Publishing

    Dr Muhammad Khalis Abdul Karim

  93. Influences of dysprosium and phosphorous oxides co-doping on thermoluminescence features and kinetic parameters of lithium magnesium borate glass

    Article • Journal of Radioanalytical and Nuclear Chemistry, February 2015, Springer Science + Business Media

    Dr Muhammad Khalis Abdul Karim