Industrial Consultancy & Sponsored Research (IC&SR) , IIT Madras
Technology Category/Market
Category – Nanotechnology, Materials Science
Applications – Nanoparticle-based electronics and sensors, Drug delivery systems, Catalysis and energy storage, Biomedical imaging and diagnostics, Nanocomposites and advanced materials.
Industry – Pharmaceutical and healthcare
Electronics and semiconductor, Energy and renewable energy, Chemical and catalysis, Aerospace and defense, Coatings and materials manufacturing, Nanotechnology research and development.
Market -Nanotechnology Market size was valued at USD 10.63 Billion in 2022 and is projected to reach USD 31.40 Billion by 2030, growing at a CAGR of 14.5% from 2023 to 2030.
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Problem Statement
- Conventional methods for polydispersed nanoparticle conversion and superstructure formation are slow and complex, requiring added chemicals and precise control.
- Need for a rapid, simple approach for monodispersed nanoparticles and spontaneous self-assembly without additional chemicals or temperature control.
- The invention uses ambient electrospray to transform nanoparticles and self-assemble into organized films within seconds.
- This method offers efficiency, simplicity, and scalability for large-scale production of uniform nanoparticles and advanced materials.
- The technique opens opportunities in nanotechnology, electronics, and materials science applications.
Technology
- The invention utilizes an ambient electrospray method for polydispersed nanoparticle transformation into their monodispersed analogues within matter of seconds.
- The process does not require the addition of extra chemicals, templates, or temperature control.
- With this innovative technique, nanoparticle self-assembly occurs spontaneously, forming well-organized films without the need for external influences or complicated post-synthetic modifications..
- The method allows precise control of the nanoparticle size achieved, with demonstrated transformation of 15 ± 10 nm to 4.0 ± 0.5 nm silver nanoparticles.
- A home-made and simple nanoelectrospray set-up produced charged microdroplets for the generation of such nanostructures, forming cm2 areas of uniform nanoparticles.
- A free-standing thin film of monodispersed silver nanoparticles was also made on a liquid surface by controlling the electrospray conditions.
- This unique method may be extended for the creation of advanced materials of many kinds.
Key Features/Value Proposition
Technical Perspective:
- Easy and rapid electrospray method for converting polydispersed nanoparticles to monodispersed analogues and forming superlattice nanostructures.
Industrial Perspective:
- Enables efficient production of monodispersed nanoparticles and organized nanocrystal assemblies, with potential applications in various industries, such as electronics, catalysis, and energy storage.
Questions about this Technology?
Contact for Licensing
Research Lab
Prof. Pradeep T
 Department of Chemistry
Intellectual Property
- IITM IDF Ref.2125
- IN 377934 (PATENT GRANTED)
Technology Readiness Level
TRL- 3/4
Proof is ready, and concept is validated in lab.
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