This Project Grant award from the National Science Foundation's (NSF) Engineering program (CFDA 47.041) will support a collaborative research effort to systematically study how variations in substrate properties influence drop impact behaviors. The $323,821 award, effective July 1, 2025 through June 30, 2028, will be conducted by the Regents of the University of Minnesota. The research aims to reveal the missing link between the onset of splashing and the distribution of impact pressure during...
This Project Grant award from the National Science Foundation's (NSF) Engineering program (CFDA 47.041) will establish an experimental platform to probe the detailed dynamics of complex fluid droplet impact on surfaces. The $584,946 award to Northeastern University, effective May 1, 2025 through April 30, 2030, will leverage advanced diagnostic techniques to resolve the spatially and temporally varying flow, stress, and particle concentration fields during droplet impact. The goal is to...
This Project Grant awarded by the National Science Foundation (NSF) under the Engineering program (CFDA 47.041) will fund research at Worcester Polytechnic Institute (WPI) to investigate the oscillatory behavior of sessile droplets (droplets resting on solid surfaces) when exposed to steady shear flow of the surrounding air. The $199,000 award, effective May 1, 2025 through April 30, 2027, will utilize high-speed imaging and particle image velocimetry to characterize the interplay between drag...
This $200,000 National Science Foundation project grant supports research at Baylor University investigating the contact dynamics of viscoelastic liquid drops. Funded under the NSF Directorate for Engineering's $47.041 CFDA Engineering program, the two-year award will analyze nano- to millimeter-scale droplet behavior using experiments and modeling. Researchers will examine how polymer additives impact air entrainment under moving drops and characterize energy losses from trapped air films...
The National Science Foundation Division of Chemical, Bioengineering, Environmental, and Transport Systems awarded Northwestern University a $344,833 project grant under the Engineering (47.041) federal grant program. The three-year award runs from September 1, 2021 through August 31, 2024 and will support research investigating electrohydrodynamic interactions of drops. The NSF Directorate for Engineering seeks to improve quality of life and economic strength by fostering innovation and...
This $347,379 federal Project Grant award from the National Science Foundation's (NSF) Engineering program (CFDA 47.041) aims to investigate the transport and aggregation of non-volatile particles in drying colloidal sessile drops. The award supports research to examine the motion of particles suspended in evaporating droplets and link the particle transport to the final deposition patterns. The planned studies include high-fidelity numerical simulations and theoretical analyses to understand...
This $164,964 National Science Foundation project grant supports research into controlled coating via charged droplet impact and deposition at the University of Arizona from October 1, 2022 to August 31, 2023. The goal is to investigate droplet dynamics when an electric field is applied to manipulate spray coating processes. Researchers will conduct experiments analyzing droplet impact and spreading on dielectric and conducting surfaces to evaluate shape and spreading differences. Phase-field...
This $220,000 Project Grant award from the National Science Foundation's (NSF) Engineering program (CFDA 47.041) aims to advance the understanding of how soft, deformable particles, such as oil droplets and cells, move through complex environments consisting of narrow constrictions and obstacles. The award to Emory University will systematically investigate the flow of bubbles and droplets through obstacle arrays, studying the effects of particle surface tension, obstacle density, size, and...
The National Science Foundation (NSF) awarded a $456,872 Project Grant under the Engineering program (CFDA 47.041) to the University of Illinois to conduct research on the role of complex fluids in the flow and instabilities of particle-laden liquids. The project aims to improve the understanding of particle behavior and flow characteristics in complex fluid environments, with applications in areas such as microfluidic devices, inkjet printing, and enhanced oil recovery. The research combines...
This $250,000 federal Project Grant award from the National Science Foundation's (NSF) Engineering program (CFDA 47.041) will fund research to investigate the motion and self-propulsion of "Marangoni surfers" on spherical liquid interfaces, such as levitating water droplets in microgravity aboard the International Space Station (ISS). The primary objective is to establish a computational-experimental framework to study the complex interactions between active particle motion,...