Advanced 29Si NMR techniques for monitoring organosilane hydrolysis
Developing advanced 29Si NMR and complementary spectroscopic techniques to monitor silane speciation and hydrolysis kinetics. Enhancements include sensitivity upgrades and solid-state NMR for rapid, quantitative analysis applicable in various research and industrial contexts.
Overview
This solution leverages advanced 29Si NMR spectroscopy techniques to track organosilane hydrolysis, enabling precise monitoring of silane speciation and hydrolysis kinetics. By employing state-of-the-art sensitivity enhancement methods alongside solid-state NMR techniques, this approach provides a highly resolved, quantitative probe suitable for in-situ monitoring. The development of this suite of techniques aims to extract kinetic parameters, offer quantitative protocols for NMR data analysis, and identify intervention strategies to control hydrolysis kinetics.
Technical specifications
Key features:
- Sensitivity Enhancements: Use of inert paramagnetic spin relaxation agents and isotopic labeling to improve 29Si NMR sensitivity.
- Rapid Quantitative Analysis: Acquisition of quantitative 29Si spectra in less than 10 minutes for concentrated solutions.
- Comprehensive Monitoring: Integration with 1H and 13C NMR data for a broad analysis applicable to conventional and benchtop NMR systems.
- Kinetic Analysis: Extraction of rate constants and activation energies from kinetic data, supporting the development of silane reactivity models.
- Complementary Tools: Includes FTIR and UV-vis for reaction monitoring and kinetic analysis.
Technology readiness level
This technology is currently at TRL 4, demonstrating functionality in a laboratory environment. Further validation tasks are planned to optimize sensitivity and quantify reaction products, aiming to advance the technique for broader practical applications.
About Arizona State University
Arizona State University is a comprehensive public research university with a multi-campus presence across the Phoenix metropolitan area and a scale that supports interdisciplinary, use-inspired discovery. Industry partners access co-located laboratories, a research and technology park, and innovation centers that house corporate teams with faculty to speed prototyping and validation. A formal alliance with a major hospital system and proximity to a fast-growing manufacturing corridor enable clinical translation and pilot-scale testbeds, while applied student engagements create dependable talent pipelines. Research is backed by competitive federal funding from agencies such as NSF, NIH, DOE, DOD, and NASA. A dedicated technology transfer office supports IP, licensing, and startup formation.
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