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Humidity-tolerant ammonia gas sensors based on PrOx/In2O3/WO3 heterostructure films (2025)
Journal Article
Gao, W., Chang, X., Ola, O., Wang, Z., Liao, Q., Zhu, X., Li, J., Jiang, Y., Wang, D., & Sun, S. (2025). Humidity-tolerant ammonia gas sensors based on PrOx/In2O3/WO3 heterostructure films. Chemical Engineering Journal, 509, Article 161482. https://doi.org/10.1016/j.cej.2025.161482

Achieving selective detection of ammonia in humid environments, such as ports and terminals, is crucial for monitoring marine ammonia fuel leakage to safeguard personal safety. Herein, we demonstrate the PrOx/In2O3/WO3 (PIW) heterostructure films for... Read More about Humidity-tolerant ammonia gas sensors based on PrOx/In2O3/WO3 heterostructure films.

Highly sensitive and selective detection of ppb-level acetone sensor using WO3/Au/SnO2 ternary composite gas sensor (2025)
Journal Article
Zhu, X., Ola, O., Li, C., Gao, W., Wang, Z., Dai, C., Jiang, Y., Sun, S., & Chang, X. (2025). Highly sensitive and selective detection of ppb-level acetone sensor using WO3/Au/SnO2 ternary composite gas sensor. Ceramics International, https://doi.org/10.1016/j.ceramint.2025.02.173

Developing acetone sensors with high sensitivity and selectivity at ppb level is critical for medical diagnostics and environmental monitoring while facing serious challenges. In this work, we presented a ppb-level acetone sensor based on a WO3/Au/Sn... Read More about Highly sensitive and selective detection of ppb-level acetone sensor using WO3/Au/SnO2 ternary composite gas sensor.

Polarity-Switching Self-Calibrated Mip-Pec Sensor Based on Core-Shell S-Tio2/Cds/Pcn-224 for Accurate Detection of Tetracycline (2025)
Preprint / Working Paper
Niu, Q., Zhang, M., Ji, G., Wang, T., Wang, J., Duan, H., Ola, O., Dong, X., & Liu, Q. (2025). Polarity-Switching Self-Calibrated Mip-Pec Sensor Based on Core-Shell S-Tio2/Cds/Pcn-224 for Accurate Detection of Tetracycline

Polarity switching photoelectrochemical (PEC) sensing can effectively solve the problem of false positive or negative results caused by PEC single signal on or signal off. In this paper, a novel core-shell ternary composite material of S-TiO2/CDs/PCN... Read More about Polarity-Switching Self-Calibrated Mip-Pec Sensor Based on Core-Shell S-Tio2/Cds/Pcn-224 for Accurate Detection of Tetracycline.

Advances in human papillomavirus detection for cervical cancer screening and diagnosis: challenges of conventional methods and opportunities for emergent tools (2024)
Journal Article
Fashedemi, O. O., Ozoemena, O. C., Peteni, S., Haruna, A. B., Shai, L. J. J., Chen, A., Rawson, F. J., Cruickshank, M. E., Grant, D. M., Ola, O., & Ozoemena, K. I. (2024). Advances in human papillomavirus detection for cervical cancer screening and diagnosis: challenges of conventional methods and opportunities for emergent tools. Analytical Methods, 17(7), 1428-1450. https://doi.org/10.1039/d4ay01921k

Human papillomavirus (HPV) infection is the main cause of cervical cancer and other cancers such as anogenital and oropharyngeal cancers. The prevention screening and treatment of cervical cancer has remained one of the top priorities of the World He... Read More about Advances in human papillomavirus detection for cervical cancer screening and diagnosis: challenges of conventional methods and opportunities for emergent tools.