TOP RANK OF 2% SCIENTISTS BY ELSEVIER (2026)

The Office of Research Affairs of Chulalongkorn University congratulates the faculty and researchers listed among the “World’s Top 2% Scientists” in the categories of career-long citation impact and citation impact during the single calendar year 2025. This recognition is based on data collected by ELSEVIER and updated in August 2026. The names are as follows:

  • The categories of career-long citation impact (48 peoples)
  1. Professor Dr. Prawit Janwantanakul, Faculty of Allied Health Sciences
  2. Professor Dr. Sirichai Adisakwattana, Faculty of Allied Health Sciences
  3. Professor Dr. Wattana Viriyasitavat, Faculty of Commerce and Accountancy
  4. Professor Ali Darendeliler, Faculty of Dentistry (Honorary Professor)
  5. Professor Takashi Ono, Faculty of Dentistry (Honorary Professor)
  6. Associate Professor Dr. Nikos Mattheos, Faculty of Dentistry (Top Professor)
  7. Reza Rawassizadeh, Faculty of Dentistry (Adjunct Professor)
  8. Professor Dr. Suched Likitlersuang, Faculty of Engineering
  9. Professor Dr. Suttichai Assabumrungrat, Faculty of Engineering
  10. Professor Dr. Viboon Sricharoenchaikul, Faculty of Engineering
  11. Associate Professor Dr. Amornchai Arpornwichanop, Faculty of Engineering
  12. Associate Professor Dr. Chotirat Ratanamahatana, Faculty of Engineering
  13. Associate Professor Dr. Soorathep Kheawhom, Faculty of Engineering
  14. Professor Dr. Apiwat Mutirangura, Faculty of Medicine
  15. Professor Duangporn Werawatganon, Faculty of Medicine
  16. Professor Roongroj Bhidayasiri , Faculty of Medicine
  17. Professor Rungsun Rerknimitr, Faculty of Medicine
  18. Professor Shanop Shuangshot, Faculty of Medicine
  19. Professor Somchai Eiam-Ong, Faculty of Medicine
  20. Professor Surasak Taneepanichskul, Faculty of Medicine
  21. Professor Dr. Weerapan Khovidhunkit, Faculty of Medicine
  22. Professor Yong Poovorawan, Faculty of Medicine
  23. Professor Koonlawee Nademanee, Faculty of Medicine (Affiliated Researcher)
  24. Hiroyuki Isayama, Faculty of Medicine (Adjunct Professor)
  25. Professor Dr. Kittisak Likhitwitayawuid , Faculty of Pharmaceutical Science
  26. Professor Dr. Pornanong Aramwit, Faculty of Pharmaceutical Science
  27. Professor Dr. Mitsuhiro Ebara, Faculty of Pharmaceutical Science (Adjunct Professor)
  28. Associate Professor Dr. Nijsiri Ruangrungsi, Faculty of Pharmaceutical Science
  29. Professor Dr. Anchalee Tassanakajon, Faculty of Science
  30. Professor Dr. Aran Incharoensakdi, Faculty of Science
  31. Professor Dr. Chawalit Ngamcharussrivichai, Faculty of Science
  32. Professor Dr. Orawon Chailapakul, Faculty of Science
  33. Professor Dr. Piamsak Menasveta, Faculty of Science
  34. Professor Dr. Sanong Ekgasit, Faculty of Science
  35. Professor Dr. Thammarat Aree, Faculty of Science
  36. Professor Dr. Tirayut Vilaivan, Faculty of Science
  37. Professor Dr. Ubonrat Siripatrawan, Faculty of Science
  38. Professor Syuji Fujii, Faculty of Science (Honorary Professor)
  39. Associate Professor Dr. Suchada Chanprateep Napathorn, Faculty of Science
  40. Assistant Professor Dr. Jiaqian Qin, Faculty of Science
  41. Hirofumi Tanaka, Faculty of Sports Science (Adjunct Professor)
  42. Professor Dr. Padet Tummaruk, Faculty of Veterinary Science
  43. Professor Dr. Frederic Beugnet, Faculty of Veterinary Science (Adjunct Professor)
  44. Professor Dr. Yuttanant Boonyongmaneerat, Metallurgy and Materials Science Research Institute
  45. Professor Dr. Anuvat Sirivat, The Petroleum and Petrochemical College
  46. Professor Emeritus Dr. Sumaeth Chavadej, The Petroleum and Petrochemical College
  47. Professor Dr. Pitt Supaphol, The Petroleum and Petrochemical College
  48. Dr. Agachai Sumalee, Chulalongkorn School of Integrated Innovation
  • The citation impact during the single calendar year 2025 (78 peoples)
    1. Professor Dr. Sirichai Adisakwattana, Faculty of Allied Health Sciences
    2. Professor Dr. Wattana Viriyasitavat, Faculty of Commerce and Accountancy
    3. Professor Dr. Wilert Puriwat, Faculty of Commerce and Accountancy
    4. Associate Professor Dr. Athapol Ruangkanjanases, Faculty of Commerce and Accountancy
    5. Professor Dr. Atiphan Pimkhaokham, Faculty of Dentistry
    6. Professor Dr. Thanaphum Osathanon, Faculty of Dentistry
    7. Professor Ali Darendeliler, Faculty of Dentistry (Honorary Professor)
    8. Professor Gerald McKenna, Faculty of Dentistry (Honorary Professor)
    9. Professor Kobkan Thongprasom, Faculty of Dentistry (Adjunct Lecturer)
    10. Associate Professor Dr. Joao Nuno Andrade Requicha Ferreira, Faculty of Dentistry
    11. Associate Professor Dr. Nikos Mattheos, Faculty of Dentistry (Top Professor)
    12. Ahmed Hama Gharib Abdullah Omar Bali, Faculty of Dentistry (Adjunct Professor)
    13. Reza Rawassizadeh, Faculty of Dentistry (Adjunct Professor)
    14. Professor Dr. Piyasan Praserthdam, Faculty of Engineering
    15. Professor Dr. Sarawut Rimdusit, Faculty of Engineering
    16. Professor Dr. Suched Likitlersuang, Faculty of Engineering
    17. Professor Dr. Suttichai Assabumrungrat, Faculty of Engineering
    18. Professor Richard Laine, Faculty of Engineering (Adjunct Professor)
    19. Professor Tamon Ueda, Faculty of Engineering (Adjunct Professor)
    20. Associate Professor Dr. Amornchai Arpornwichanop, Faculty of Engineering
    21. Associate Professor Dr. Soorathep Kheawhom, Faculty of Engineering
    22. Pinit Kidkhunthod, Faculty of Engineering
    23. Professor Areerat Suputtitada, Faculty of Medicine
    24. Professor Duangporn Werawatganon, Faculty of Medicine
    25. Professor Dr. Kornkiat Snidvongs, Faculty of Medicine
    26. Professor Dr. Nattachai Srisawat, Faculty of Medicine
    27. Professor Dr. Padet Siriyasatien, Faculty of Medicine
    28. Professor Dr. Paweena Susantitaphong, Faculty of Medicine
    29. Professor Roongroj Bhidayasiri, Faculty of Medicine
    30. Professor Rungsun Rerknimitr, Faculty of Medicine
    31. Professor Dr. Sombat Treeprasertsuk, Faculty of Medicine
    32. Professor Tanvaa Tansatit, Faculty of Medicine
    33. Professor Dr. Weerapan Khovidhunkit, Faculty of Medicine
    34. Professor Yong Poovorawan, Faculty of Medicine
    35. Professor Koonlawee Nademanee, Faculty of Medicine (Affiliated Researcher)
    36. Associate Professor Asada Leelahavanichkul, Faculty of Medicine
    37. Associate Professor Dr. Krit Pongpirul, Faculty of Medicine
    38. Anchalee Avihingsanon, Faculty of Medicine (Affiliated Researcher)
    39. Nuttha Lumlertgul, Faculty of Medicine
    40. Nittaya Phanuphak, Faculty of Medicine (Affiliated Researcher)
    41. Hiroyuki Isayama, Faculty of Medicine (Adjunct Professor)
    42. Associate Professor Dr. Yupin Aungsuroch, Faculty of Nursing
    43. Faizul Hasan, Faculty of Nursing
    44. Professor Dr. Pithi Chanvorachote, Faculty of Pharmaceutical Science
    45. Professor Dr. Pornanong Aramwit, Faculty of Pharmaceutical Science
    46. Professor Dr. Mitsuhiro Ebara, Faculty of Pharmaceutical Science (Adjunct Professor)
    47. Associate Professor Dr. Janthima Methaneethorn, Faculty of Pharmaceutical Science
    48. Associate Professor Dr. Phatsawee Jansook, Faculty of Pharmaceutical Science
    49. Professor Dr. Anchalee Tassanakajon, Faculty of Science
    50. Professor Dr. Aran Incharoensakdi, Faculty of Science
    51. Professor Dr. Chawalit Ngamcharussrivichai, Faculty of Science
    52. Professor Dr. Orawon Chailapakul, Faculty of Science
    53. Professor Dr. Thammarat Aree, Faculty of Science
    54. Professor Dr. Tirayut Vilaivan, Faculty of Science
    55. Professor Dr. Ubonrat Siripatrawan, Faculty of Science
    56. Professor Syuji Fujii, Faculty of Science (Honorary Professor)
    57. Professor Dr. Donald Lambert Jesse Quicke, Faculty of Science (Adjunct Professor)
    58. Associate Professor Dr. Lapyote Prasittisopin, Faculty of Science
    59. Associate Professor Dr. Suchada Chanprateep Napathorn, Faculty of Science
    60. Associate Professor Dr. Thanyada Rungrotmongkol, Faculty of Science
    61. Associate Professor Stefano Cinti, Faculty of Science (Honorary Professor)
    62. Assistant Professor Dr. Jiaqian Qin, Faculty of Science
    63. Assistant Professor Dr. Nadnudda Rodthongkum, Faculty of Science
    64. Assistant Professor Dr. Waleed Alahmad, Faculty of Science
    65. Hirofumi Tanaka, Faculty of Sports Science (Adjunct Professor)
    66. Professor Dr. Shih-Chu Chen, Faculty of Veterinary Science (Adjunct Professor)
    67. Professor Dr. Nopadon Pirarat, Faculty of Veterinary Science
    68. Professor Dr. Padet Tummaruk, Faculty of Veterinary Science
    69. Professor Dr. Roongroje Thanawongnuwech, Faculty of Veterinary Science
    70. Professor Dr. Frederic Beugnet, Faculty of Veterinary Science (Adjunct Professor)
    71. Associate Professor Dr. Channarong Rodkhum, Faculty of Veterinary Science
    72. Associate Professor Dr. Saowanee Wijitkosum, Environmental Research Institute
    73. Sirimon Treepongkaruna, Sasin Graduate Institute of Business Administration of Chulalongkorn University
    74. Associate Professor Dr. Indrajit Pal, Social Research Institute (Adjunct Professor)
    75. Sudkate Chaiyo, The Institute of Biotechnology and Genetic Engineering
    76. Sirasit Srinuanpan, The Institute of Biotechnology and Genetic Engineering (Affiliated Researcher)
    77. Professor Dr. Anuvat Sirivat, The Institute of Biotechnology and Genetic Engineering
    78. Professor Dr. Pitt Supaphol, The Institute of Biotechnology and Genetic Engineering

Information: https://elsevier.digitalcommonsdata.com/datasets/btchxktzyw/9

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Tel: (+66) 2218 0203
Email: research@chula.ac.th254 Chulalongkorn University, Phayathai Road, Wang Mai Subdistrict, Pathumwan District, Bangkok 10330

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