1. Ching-Hsuan Hsu, Ding-Quan Ng, Yi-Pin Lin. Release of lead, copper, zinc from the initial corrosion of brass water meter in drinking water: Influences of solution composition and electrochemical characterization. Environmental Pollution, 2024, 352, 124154.

2. Saroj Adhikari, Hong-Jhe Lu, Ding-Quan Ng. Lead levels in drinking water from point-of-use dispensers: a case study of elementary schools in Taichung, Taiwan, Environmental Science and Pollution Research, 2023, 30(37), 86846-86855.

3. Saroj Adhikari, Yi-Pin Lin, Ding-Quan Ng. Influence of point-of-use dispensers on lead level assessment in drinking water of a lead pipe-free campus. npj Clean Water, 2022, 5(1), 52.

4. Saroj Adhikari, Emsal Yanuar, Ding-Quan Ng. Widespread nickel contamination in drinking water supplies of elementary schools in Taichung, Taiwan. Environmental Science and Pollution Research, 2022, 29(9), 12531-12539.

5. Shui-Wen Chang Chien, Ding-Quan Ng, Dileep Kumar, Sze-Mun Lam, Zeeshan Haider Jaffari Investigating the effects of various synthesis routes on morphological, optical, photoelectrochemical and photocatalytic properties of single-phase perovskite BiFeO3.  Journal of Physics and Chemistry of Solids, 2021, 160, 110342.

6. Zeeshan Haider Jaffari, Salahaldin MA Abuabdou, Ding-Quan Ng, Mohammed JK Bashir. Insight into two-dimensional MXenes for environmental applications: Recent Progress, Challenges, and Prospects. FlatChem, 2021, 100256.

7. Sze-Mun Lam, Zeeshan Haider Jaffari, Jin-Chung Sin, Honghu Zeng, Hua Lin, Haixiang Li, Abdul Rahman Mohamed, Ding-Quan Ng. Surface decorated coral-like magnetic BiFeO3 with Au nanoparticles for effective sunlight photodegradation of 2, 4-D and E. coli inactivation. J. Mol. Liq. 2021, 326, 115372.

8. Ding-Quan Ng, Saroj Adhikari, Yi-Pin Lin. Investigation of Lead Levels in Potable Water from Faucets, Water Fountains and Water Dispensers Using Various Sampling Protocols in Schools. Impact, 2020, 7, 50-52.

9. Ding-Quan Ng, Jun-Kai Lin, Yi-Pin Lin. Lead release in drinking water resulting from galvanic corrosion in three-metal systems consisting of lead, copper and stainless steel. J. Hazard. Mater., 2020, 398, 122936.

10. Ding-Quan Ng, Yao Chu, Shih-Wei Tan, Shan-Li Wang, Yi-Pin Lin, Chia-Hung, Chu, Yun-Liang Soo, Song Yen-Fang, Pei-Jen Chen. In vivo evidence of intestinal lead dissolution from lead dioxide (PbO2) particles and resulting bioaccumulation and toxicity. Environ. Sci.: Nano, 2019, 6, 580-591.

11. Ding-Quan Ng, Shu-Wei Liu, Yi-Pin Lin. Lead as a legendary pollutant with emerging concern: Survey of lead in tap water in an old campus building using four sampling methods. Sci. Total Environ., 2018, 636, 1510-1516.

12. Ding-Quan Ng, Che-Yu Chen, Yi-Pin Lin. A new scenario of lead contamination in potable water distribution systems: galvanic corrosion between lead and stainless steel. Sci. Total Environ., 2018, 637-638, 1423-1431.

13. Iat-Leong Lei, Ding-Quan Ng, Shailesh S. Sable, Yi-Pin Lin. Evaluation of lead release potential of new premise plumbing materials. Environ. Sci. Pollut. R., 2018, 25(28), 27971-27981.

14. Ping-I Chou, Ding-Quan Ng, I-Chia Li, Yi-Pin Lin. Effects of dissolved oxygen, pH, salinity and humic acid on the release of metal ions from sedimental PbS, CuS and ZnS. Sci. Total Environ., 2018, 624, 1401-1410.

15. Ding-Quan Ng, Yen-Lin Tseng, Yeng-Fong Shih, Hong-Yuan Lian, Yi-Hsiuan Yu. Synthesis of novel phase change microcapsules and its application in battery modules. Polymer 2017, 133, 250-262.

16. Chun-Wei Chiang, Ding-Quan Ng, Yi-Pin Lin, Pei-Jen Chen. Dissolved organic matter or salts change the bioavailability processes and toxicity of the nanoscale tetravalent lead corrosion product PbO2 to medaka fish. Environ. Sci. Technol. 2016, 50(20), 11292-11301.

17. Ding-Quan Ng, Yi-Pin Lin. Evaluation of lead release in a simulated lead-free premise plumbing system using a sequential sampling approach. Int. J. Environ. Res. Public Health 2016, 13(3) E266.

18. Ding-Quan Ng, Yi-Pin Lin. Effects of pH value, chloride and sulfate concentrations on galvanic corrosion between lead and copper in drinking water. Environ. Chem. 2015, 13(4), 602-610.

19. Ding-Quan Ng, Timothy J. Strathmann, Yi-Pin Lin. Role of orthophosphate as a corrosion inhibitor in chloraminated solutions containing tetravalent lead corrosion product (PbO2). Environ. Sci. Technol., 2012, 46(20), 11062-11069.

20. Yuanyuan Zhang, Ding-Quan Ng, Yi-Pin Lin. Iodide-assisted total lead measurement and determination of different lead fractions in drinking water samples. J. Environ. Monit., 2012, 14, 1846-1852.

Conferences

1. Saroj Adhikari, Ding-Quan Ng. Nickel contamination from stainless steel plumbing materials: Emerging threat in drinking water. 2025 AEESP Research and Education Conference. North Carolina, USA. May 20-22, 2025.

2. Ding-Quan Ng. Nickel as an emerging contaminant in drinking water: use of stainless steel plumbing materials. 6th International Conference on Resources and Environment Sciences (ICRES 2024). Bangkok, Thailand. June 7-9, 2024. [Invited]

3. Saroj Adhikari, Ding-Quan Ng. Lead release potential of stainless steel plumbing materials - an investigation using leaching experiment. 6th International Conference on Resources and Environment Sciences (ICRES 2024). Bangkok, Thailand. June 7-9, 2024. 

4. Saroj Adhikari, Hung-Che Lu, Ding-Quan Ng. Nickel (Ni) as a contaminant with emerging concerns: investigation of Ni levels in drinking water of elementary schools in Taiwan. 9th IWA- ASPIRE Conference and Exhibition. Kaohsiung, Taiwan. October 22-26, 2023.

5. Saroj Adhikari, Bing-Yi Lin, Ding-Quan Ng. Development of a sensor for trace metal detection in drinking water: adsorption of copper, nickel and lead in drinking water using MXene (Nb4C3TX) . 9th IWA- ASPIRE Conference and Exhibition. Kaohsiung, Taiwan. October 22-26, 2023.

6. Saroj Adhikari, Hong-Jhe Lu, Ding-Quan Ng. Assessment of nickel (Ni) levels in drinking water from point-of-use dispensers of elementary schools in Taichung, Taiwan. 7th Asia Conference on Environment and Sustainable Development (ACESD 2022). Kyoto, Japan. November 4-6, 2022.

7. Ding-Quan Ng. Influence of stainless steel plumbing materials on drinking water quality. International Conference of Emerging Water Conservation and Technology 2022. Taichung, Taiwan. October 14, 2022. [Keynote]

8. Saroj Adhikari, Ding-Quan Ng. Investigation of lead release potential from stainless steel plumbing materials using leaching experiments. 4th IEEE International Conference on Knowledge Innovation and Invention (ICKII). Taichung, Taiwan, July 23-25, 2021. [online]

9. Zeeshan Haider Jaffari, Sze-Mun Lam, Ding-Quan Ng. Photocatalytic degradation of malachite green dye using Pd-BiFeO3 composite under visible irradiation: Influence of process parameters. 4th International Conference on Green Energy and Environment Engineering (CGEEE). Jeju Island, Korea, July 22-24, 2021. [online]

10. Zeeshan Haider Jaffari, Sze-Mun Lam, Ding-Quan Ng, Jin-Chung Sin. Visible light photocatalytic degradation of sunset yellow dye and industrial textile wastewater using Pd-BiFeO3 composite. 3rd International Conference on Environment Sciences and Renewable Energy (ESRE). Chengdu, China, May 21-24, 2021. [online]

11. Saroj Adhikari, Ding-Quan Ng. Widespread nickel contamination in drinking water supplies due to use of stainless steel plumbing materials in distribution systems. 6th International conference on Water Resource and Environment (WRE). Tokyo, Japan, Aug 23-26, 2020. [online]

12. Saroj Adhikari, Ding-Quan Ng. Impact of galvanic corrosion between lead and stainless steel on drinking water quality. 6th International conference on Water Resource and Environment (WRE). Tokyo, Japan, Aug 23-26, 2020. [Best Video Presentation] [online]

13.  Saroj Adhikari, Ding-Quan Ng. Quantitative and qualitative measurement methods for activation of 316 stainless steel surface using acids. 11th Micropol and Ecohazard Conference. Seoul, Korea, October 21, 2019.

14. Ding-Quan Ng. Lead contamination in drinking water supplies in developed cities. 5th Graduate Conference on Environment and Sustainable Development. Kathmandu, Nepal, April 6, 2019. [Keynote]

15. Ding-Quan Ng, Yi-Pin Lin. Lead contamination in developed cities. 5th Health and water harmony conference. 城市水之鉛污染 第五屆 “生命與水和諧戰略”論壇, Shenyang, China, June 3, 2018. [Keynote]

16. Jun-Kai Lin, Ding-Quan Ng, Yi-Pin Lin. Lead release resulting from galvanic corrosion in a three-metal system consisting of lead, copper and stainless steel in drinking water. 255th ACS National Meeting, New Orleans, USA, March 18, 2018.

17. Ding-Quan Ng, Che-Yu Chen, Yi-Pin Lin. Lead as a legendary pollutant with emerging concern: galvanic corrosion between lead and stainless steel coupling in drinking water distribution systems. 3rd International Conference on Emerging Contaminant (Emcon forum), Kaohsiung, Taiwan, October 20, 2017.

18. Ding-Quan Ng, Shu-Wei Liu, Yi-Pin Lin. Lead as a legendary pollutant with emerging concern: survey of lead in tap water in an old campus building. 3rd International Conference on Emerging Contaminant (Emcon forum), Kaohsiung, Taiwan, October 19, 2017.

19. Che-Yu Chen, Ding-Quan Ng, Yi-Pin Lin. Galvanic corrosion between lead and stainless steel in drinking water distribution systems. IWA-Aspire conferece, Beijing, China, September 23, 2015.

20. Yao Chu, Ding-Quan Ng, Shan-Li Wang, and Pei-Jen Chen. The change in valence state of nanoscale tetravalent lead dioxide PbO2 in dosing water and organs of medaka fish after uptake. ICOBTE, Fukuoka, Japan, July 13, 2015.

21. Ding-Quan Ng, Yi-Pin Lin. Lead release in simulated premise drinking water distribution systems. IWA-YWP conference, Taipei, Taiwan, December 9, 2014.

22. Ding-Quan Ng, Yi-Pin Lin. Galvanic corrosion in drinking water. New contaminants emerging in drinking water and waste water. IWA conference, Busan, South Korea, September 19, 2012.