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TO Thị Hien, PhD

Associate Professor,
Department of Environmental Engineering 
Faculty of Environment
University of Science, VNUHCM
Ho Chi Minh City, Vietnam
Tel: (+84) 976000621
Email: tohien@hcmus.edu.vn

Scientific Education

2007: Osaka Prefecture University, Japan, Doctor degree in Applied Chemistry.

1999: VNUHCM, University of Science, M.Sc in Analytical Chemistry.

1995:  VNUHCM, University of Science, B.Sc in Analytical Chemistry.

Academic & Research Experience

  • Behavior and fate of pollutants in water and atmospheric environment.
  • Air pollution – human health – climate change
  • Microplastics pollution and their environmental effects.
  • Environmental pollution treatment

Publication List (selected from 2013-now)

  1. To Thi Hien, Nguyen Doan Thien Chi, Nguyen Thao Nguyen, Le Xuan Vinh, Norimichi Takenaka, Duong Huu Huy. Current status of fine particulate matter (PM5) in Vietnam’s most populous city, Ho Chi Minh City. Aerosol and Air Quality Research, Vol 19, Issue 10, 2019, pp 2239-2251.
  2. Duong Huu Huy, Le Tu Thanh, To Thi Hien, Norimichi Takenaka. Comparative Study on Water-Soluble Inorganic Ions in PM5 from Two Distinct Climate Regions and Air Quality. Journal of Environmental Sciences, Vol 88, Feb 2020, pp 349-360.
  3. Katsuya Toriyama, Kengo Fukae, Yusuke Suda, Tomofumi Kiyose, Takumi Oda, Yusuke Fujii, Nguyen Doan Thien Chi, Duong Huu Huy, To Thi Hien and Norimichi Takenaka. NO2and HONO concentrations measured with filter pack sampling and high HONO/NO2 ratio in Ho Chi Minh city, Vietnam. Atmospheric Environment, Vol 214, 1 October 2019,  pp 116865
  4. Nguyen Nhu Bao Chinh, Masataka Hori, Yusuke Fujii, Duong Huu Huy, To Thi Hien, Takenaka Norimichi. Improving continuous chemiluminescence determination method of formaldehyde in the atmosphere: reducing interference of acetaldehyde and others by using iodoform reaction. International Journal of Environmental Analytical Chemistry, Vol 100, 2020, pp 20 – 31.
  5. To Thi Hien, Nguyen Doan Thien Chi, Tran Anh Ngan, Duong Huu Huy. Measurements of gas and particle phase polycyclic aromatic hydrocarbons (PAHs) in Ho Chi Minh city in the period of 2017 to 2018. Science and Technology Development Journal - Natural Sciences, Vol. 3, no. 1, Mar. 2019, pp 1-8.
  6. Ho Quoc Bang, Hiep Duc, Khue Vu, To Thi Hien. Photochemical Smog Modelling Using the Air Pollution Chemical Transport Model (TAPM-CTM) in Ho Chi Minh City, Vietnam. Environmental Modeling and assessment, Vol 24, 2018; pp 295 - 310.
  7. Minh Man Trinh, Ching Lan Tsai, To Thi Hien, Ngo Thi Thuan, Kai Hsien Chi, Chien Guo Lien, Moo Been Chang. Atmospheric concentrations and gas-particle partitioning of PCDD/Fs and dioxin-like PCBs around Hochiminh City. Chemosphere, Vol 202, July 2018, pp 246-254.
  8. Tuan Hung Ngo, To Thi Hien, Ngo Thi Thuan, Nguyen Hung Minh, Kai Hsien Chi. Atmospheric PCDD/F concentration and source apportionment in typical rural, Agent Orange hotspots, and industrial areas in Vietnam. Chemosphere, Vol 182, September 2017, pp 647–655.
  9. Ngo Thi Thuan, Tran Viet Hai, To Thi Hien, Chang Moo Been. Rapid removal of pentachlorophenol from soil by low thermal with zero valent iron. Sci.Int. (Lahore), 29(2), 43-47 , 2017.
  10. Duong Huu Huy, Le Tu Thanh, To Thi Hien, Kazushi Noro, Takenaka Norimichi. Characteristics of ammonia gas and fine particulate ammonium from two distinct urban areas: Osaka, Japan, and Ho Chi Minh City, Vietnam. Environmental Science and Pollution Research, Vol 24, Issue 9, 2017, pp 8147-8163.
  11. Duong Huu Huy, Le Tu Thanh, To Thi Hien, Takenaka Norimichi. Development and Application of a Simultaneous Measurement Method for Gaseous Ammonia and Particulate Ammonium in Ambient Air. Aerosol Science and Technology, Vol 50, Issue 9, 2016, pp 959-970.
  12. Dung Phung, To Thi Hien, Ho Nhut Linh, Ly M. T. Luong, Lidia Morawska, Cordia Chu, Nguyen Duy Binh, Phong K. Thai. Air Pollution and Risk of Respiratory and Cardiovascular Hospitalizations in the Most Populous City in Vietnam. Science of the Total Environment, Vol 557–558, 2016, pp 322–330.
  13. Thanh-Son Dao, Vu-Nam Le, Ba-Trung Bui, Khuong V. Dinh, Claudia Wiegand, Thanh-Son Nguyen, Cong-Thanh Dao, Van-Dong Nguyen, Thi-Hien To, Ly-Sy-Phu Nguyen, Truong-Giang Vo, Thi-My-Chi Vo. Sensitivity of a tropical micro-crustacean (Daphnia lumholtzi) to trace metals tested in natural water of the Mekong River. Science of the Total Environment, Vol 574, 2016, pp 1360-1370 .
  14. Duong Huu Huy, To Thi Hien, Takenaka Norimichi. Aerosol pH in Ho Chi Minh City, Viet Nam. Vietnam Journal of Science and technology, Vol 55 (4C), 2017, pp 72-77.
  15. Nguyen Doan Thien Chi, Le Xuan Vinh, Duong Huu Huy, Norimichi Takenaka, To Thi Hien. Gas–Particle Partitioning Of Polycyclic Aromatic Hydrocarbons – PAHs In Ambient Air In Hochiminh City. Vietnam Journal of Science and technology, Vol 55 (4C), 97-102 (2017).
  16. Nguyen Thi Kim Anh, Ho Nhut Linh, To Thi Hien. Research on the ability of handling ammonia contaminated air stream by activated carbon materials from coconut fiber (AC-1) and peanut husk (AC-2), impregnated with ZnCl2. Vietnam Journal of Science and technology, Vol 55 (4C), 2017, 38-43.
  17. Phan Nhu Nguyet, To Thi Hien. Relationship between fluoride contents in groundwater and prevalence of fluorosis in Tay Son district, Binh Dinh Province, Vietnam. Journal of Science and Technology, 54 (4B), 2016, pp 240-250.
  18. Tran Cong Thanh, Nguyen Thi Quynh Giao, Duong Duy Khoa, To Thi Hien. Effects of climate variations on hand-foot-mouth disease in Ho Chi Minh City. Journal of Science and Technology, Vol 54 (2A), 2016, pp 120 – 127.
  19. Duong Huu Huy, Dang Huong Minh Thu, To Thi Hien. Partition of the carbonyl compounds between the indoor and outdoor air at residental areas in District 5, Ho Chi Minh City. Science and Technology Development Journal, Vol 19, T2, 2016, pp 96-108.
  20. Duong Huu Huy, To Thi Hien, Takenaka Norimichi. A new continuous measurement method for gaseous ammonia by counter-current flow tube sampling and indophenol reaction. Journal of Atmospheric Chemistry, Vol 73, 2016, pp 223 – 240.
  21. To Thi Hien, Tu Minh Khang, Le Xuan Vinh, Takenaka Norimichi. Evaluation of carbonyl emission from diesel engine generator using
    biodiesel fuel. Science and Technology Development Journal, Vol 16, T6, 2015, pp 179-191.
  22. Brittany Merola, To Thi Hien, Quyen Do, Avner Vengosh. Arsenic Exposure to drinking water in the Mekong Delta. Science of the Total Environment, Vol 511,2015,pp 544-552.
  23. Nguyen Sy Huy Hoang, Le Xuan Vinh, To Thi Hien. Biodiesel production from waste shortening oil from instant noodle factories. Journal of Material Cycles and Waste Management, Vol 18, 2016, pp 93 – 101.
  24. Nguyen Nhu Bao Chinh, Norimichi Takenaka, To Thi Hien. Preliminary study on the variation of ozone in relationship with its precusors at Ho Chi Minh City, Vietnam. Journal of Science and technology, 51 (2B), 2013, pp 181 – 188.
  25. To Thi Hien, Nguyen Thao Nguyen, Duong Huu Huy. Construction a process to measurement the indoor radon concentration. Science and Technology Development Journal, Vol 16, M3, 2013, pp 53-60.
  26. Bui Le Thanh Khiet, Le Thai Hang, Vo Thi My, Pham Thanh Luu, To Thi Hien, Nguyen Ly sy Phu, Do Hong Lan Chi, Dao Thanh Son, Nguyen Thanh Son, Bui Ta Trung. Toxicity of Xuan Huong Lake, Dalat. Journal of Science and Technology, Vol 52(4C), 2014, pp 11-18.
  27. Nguyen Ly Sy Phu, Do Duc Nguyen, To Thi Hien. Investigation of pesticide residues in surface water in some areas of agricultural production at Ho Chi Minh City. Science and Technology Development Journal, Vol 16, M3, 2013, pp 106-119.
  28. To Thi Hien, Huynh Van An. Size distribution and resources of PAHs in atmospheric particulate matters in Ho Chi Minh City. Science and Technology Development Journal, Vol 16, M3, 2013, pp 30-43.
  29. Nguyen Thi Kim Anh, Le Thi Tra Mi, Nguyen Ly Sy Phu, Dang Diep Yen Nga, To Thi Hien. Investigating the species of microorganisms from activated sludge for handling phenol contaminated-air streams in biotrickling filter. Science and Technology Development Journal, Vol 16, M3, 2013, pp 96-105.
  30. Phan Nhu Nguyet, To Thi Hien. The Fluoride contamination in groundwater and assessment of fluoride exposure for residents in Tay Son, Binh Dinh. Science and Technology Development Journal, Vol 16, M3, 2013, pp 61-72.
  31. Ton Nu Thanh Phuong, Le Xuan Vinh, Takenaka Nonirmichi, To Thi Hien. Characteristics of Polycyclic Aromatic Hydrocarbons Emissions of diesel fuel from diesel generator. Science and Technology Development Journal, Vol 16, M3, 2013, pp 44-52.

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