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Hire Dr. Usha S.

India

USD 9 /hr

Expert in Material Characterization, Nanoparticle Synthesis, and Technology Transfer.

Profile Summary

Highly accomplished PhD in Chemical Science with 15+ years of research and development experience specializing in nanotechnology-enhanced building materials and sustainable construction chemistry. Proven expertise in optimizing the performance of cementitious systems and developing low-carbon solutions to meet global sustainability targets. Advanced Material Characterization: Expert-level proficiency in interpreting microstructural data from FESEM/EDX, XRD (Quantitative & Qualitative), TG/DTA, and FTIR to solve complex material performance issues. Nanomaterial Innovation: Specialized in the synthesis and application of silica nanoparticles and nanoalumina to accelerate hydration kinetics and enhance the durability of concrete. Sustainability & Green Chemistry: Developed protocols for CO_{2} sequestration in construction materials and the utilization of industrial by-products like fly ash and limestone mining rejects.

Subject Matter Expertise

• ★ Materials Science & Engineering
• ★ Nanotechnology & Nanomaterials
• ★ Environmental Engineering and Technology
• ☆ Inorganic Chemistry
• ☆ Environmental Science
• ☆ Environmental Management & Protection
• ☆ Environmental Chemistry

Services

• Writing
• Research
• Product Development

Writing Technical Writing, Copywriting, General Proofreading & Editing

Research User Research, Scientific and Technical Research, Systematic Literature Review, Secondary Data Collection

Product Development Formulation, Recipe Development, Product Evaluation, Manufacturing, Quality Assurance & Control (QA/QC)

Work Experience

Research Associate

Central Building Research Institute

October 2018 - Present

Research Associate

Hong Kong Polytechnic University

January 2017 - March 2018

Research Scientist

Central Building Research Institute

May 2016 - December 2016

Senior Research Fellow

Central Building Research Institute

January 2013 - January 2016

Junior Research Fellow

Central Building Research Institute

January 2011 - January 2013

Education

PhD (Environmental Science and technology)

Central Building Research Institute

January 2012 - May 2017

MSc

HNB Garhwal University

July 2004 - August 2005

Certifications

• CSIR RA

  CSIR

  May 2021 - May 2024

• SRF

  UGC

  January 2013 - January 2016

• UGC JRF

  UGC

  January 2010 - January 2012

Publications

JOURNAL ARTICLE

Supriya, R. Chaudhury, U. Sharma, P.C. Thapliyal, L.P. Singh (2023). Low-CO2 emission strategies to achieve net zero target in cement sector . Journal of Cleaner Production.

Singh, L.P., Ali, D., Tyagi, I., Sharma, U., Singh, R., Hou, P.(2019). Durability studies of nano-engineered fly ash concrete . Construction and Building Materials. 194. Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 205-215.

Sharma, U., Ali, D., Singh, L.P.(2019). Formation of C–S–H nuclei using silica nanoparticles during early age hydration of cementitious system . European Journal of Environmental and Civil Engineering.

Chen, Z., Li, J.-S., Zhan, B.-J., Sharma, U., Poon, C.S.(2018). Compressive strength and microstructural properties of dry-mixed geopolymer pastes synthesized from GGBS and sewage sludge ash . Construction and Building Materials. 182. Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 597-607.

Palla, R., Karade, S.R., Mishra, G., Sharma, U., Singh, L.P.(2017). High strength sustainable concrete using silica nanoparticles . Construction and Building Materials. 138. Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 285-295.

Singh, L.P., Zhu, W., Howind, T., Sharma, U.(2017). Quantification and characterization of C-S-H in silica nanoparticles incorporated cementitious system . Cement and Concrete Composites. 79. Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 106-116.

Singh, L.P., Bhattacharyya, S.K., Shah, S.P., Mishra, G., Sharma, U.(2016). Studies on early stage hydration of tricalcium silicate incorporating silica nanoparticles: Part II . Construction and Building Materials. 102. Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 943-949.

Singh, L.P., Ali, D., Sharma, U.(2016). Studies on optimization of silica nanoparticles dosage in cementitious system . Cement and Concrete Composites. 70. Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 60-68.

Singh, L.P., Goel, A., Bhattachharyya, S.K., Ahalawat, S., Sharma, U., Mishra, G.(2015). Effect of Morphology and Dispersibility of Silica Nanoparticles on the Mechanical Behaviour of Cement Mortar . International Journal of Concrete Structures and Materials. 9. (2). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 207-217.

Singh, L.P., Goel, A., Bhattachharyya, S.K., Ahalawat, S., Sharma, U., Mishra, G.(2015). Effect of nanosilica on chloride permeability in cement mortar . Advances in Cement Research. 27. (7). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 399-408.

Singh, L.P., Bhattacharyya, S.K., Shah, S.P., Mishra, G., Ahalawat, S., Sharma, U.(2015). Studies on early stage hydration of tricalcium silicate incorporating silica nanoparticles: Part I . Construction and Building Materials. 74. Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 278-286.

Singh, L.P., Bhattacharyya, S.K., Kumar, R., Mishra, G., Sharma, U., Singh, G., Ahalawat, S.(2014). Sol-Gel processing of silica nanoparticles and their applications . Advances in Colloid and Interface Science. 214. Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 17-37.

Singh, L.P., Agarwal, S.K., Bhattacharyya, S.K., Sharma, U., Ahalawat, S.(2011). Preparation of silica nanoparticles and its beneficial role in cementitious materials . Nanomaterials and Nanotechnology. 1. (1). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 44-51.

CONFERENCE PAPER

Singh, L.P., Bhattacharyya, S.K., Sharma, U., Mishra, G., Ahalawat, S.(2013). Microstructure improvement of cementitious systems using nanomaterials: A key for enhancing the durability of concrete . Mechanics and Physics of Creep, Shrinkage, and Durability of Conrete: A Tribute to Zdenek P. Bazant - Proceedings of the 9th Int. Conf. on Creep, Shrinkage, and Durability Mechanics, CONCREEP 2013. Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 293-300.