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Show COLLEGE OF ENGINEERI UNDERGRADUATE RESEARCH ABSTRACTS SELECTIVE NANOMANUFACTURING OF PARTICLE-SPECIFIC OLIGOMER CLUSTERS Ben Robinson (Leonard F. Pease III) Department of Chemical Engineering University of Utah When it comes to predicting nanoparticle aggregation during electrospray there are currently methods in place that predict the distribution of oligomers specific to one type of particle. However, there is need for quantitative methods that determine oligomers specific to aggregation of diverse particles. Here, w e report that these can be predicted with statistical analysis of size distributions that are generated by electrospray differential mobility analysis (ES-DMA).To predict the formation of oligomers formed from monomers in solution, w e use previously developed theory that predicts the probability of m o n o m er aggregation of identical particles in electrospray. Taking this generated size distribution w e show that it fits with newly generated size distributions for diverse particles that are aggregated during electrospray. The newly generated size distribution is found by multiplying the probability found in the original, by a new probability that is found based on the input concentration of each diverse particle. To find the n e w probability w e distinguish each concentration and theorize the chance of each particle forming a specific oligomer with itself or with another particle. This gives us a probability of the make-up of each specific oligomer. By comparing these probabilities w e have found consistent results that predict our size distributions that are generated by electrospray. Therefore, allowing us to selectively manufacture diverse particle specific oligomer aggregates that are generated using ES-DMA. Leonard F. Pease III |