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SMatCH: We organize a Soft Materials Coffee Hour at Princeton. For more information, click here.


June 2020: We had a great time leading today's "class" at the Physics of Life Summer School of the Center for the Physics of Biological Function (CPBF). Daniel, Jenna, and Tapa led the discussion, and Sujit gave the lecture, with nearly 500 attendees from 45 countries. Thanks for all the stimulating discussions!


June 2020: Group alum Audrey Shih made this awesome video for middle and high school students interested in science. In it, she talks about the role that STEM has played in her life, including during her time at Princeton. We are so proud of you, Audrey!


June 2020: Thank you to the organizers for making the virtual ACS Colloids 2020 symposium happen! Sujit gave a keynote lecture discussing our recent work on bacterial motility in porous media, and Nancy, Navid, and Tapa gave contributed talks on their recent research. It was three fun days of colloids, interfaces, and soft matter. Hope to see everyone in person next year!


June 2020: We are sad to see them leave but very proud of our recent graduates, Audrey, Glenda, and Maggie! Audrey will be pursuing a PhD in Chemical Engineering at Stanford, Glenda will be pursuing a fellowship at the Environmental Defense Fund, and Maggie will be pursuing a PhD in Chemical Engineering at Northwestern. Audrey was recognized for her exceptional work in the lab and at Princeton by an outstanding senior thesis award from the Princeton Institute for the Science and Technology of Materials as well as the SEAS Lore von Jaskowsky Memorial Prize! Maggie was recognized for her exceptional work in the lab, on the volleyball court, and broadly at Princeton by the SEAS George J. Muller Award! Finally, SEAS profiled Audrey's research in the lab here. Congratulations and make sure to come back to visit us!


May 2020: Joanna was awarded the Mary and Randall Hack '69 Graduate Award for Water and the Environment from the Princeton Environmental Institute! The award will help support her exciting research using colloidal particles to help remove contaminants from porous groundwater aquifers. Well deserved--go Joanna!


March 2020: Chris and Audrey's work studying polymer flow instabilities in porous media--recently published in JFM--was featured on the Princeton University webpage. The article describes the potential of this research to inform more effective groundwater remediation efforts, among other applications. Excited to keep pushing it forward!


March 2020: In the wake of the cancellation of the APS March Meeting due to COVID-19, we organized a virtual session on "Active Matter in Complex Environments", with 3 invited and 14 contributed talks on active colloids, bacteria, and mammalian cells in a variety of complex and heterogeneous environments, attended by 199 people from all over the globe! This picture is a candid shot of Daniel and Tapa giving a presentation from Sujit's office. Hope to see everyone in person next year!


March 2020: Nancy presented her work studying fluid flow in porous media at Princeton Research on the Road in Chicago. It was fun to communicate our work to so many awesome Princeton alumni!


February 2020: Daniel gave an excellent talk on his work studying bacterial motion in porous media at the Princeton BioEngineering Colloquium. Thank you all for the great questions and discussions. Go Daniel!


February 2020: Sujit gave a seminar at the Quantitative Biology Institute at Yale discussing our recent work on bacterial motility in porous media. Thank you for the hospitality and all the stimulating discussions!


February 2020: Nancy was selected to be a participant at weSTEM 2020: Women Empowerment in STEM. Go Nancy!


January 2020: We had a lot of fun at the Northeast Complex Fluids and Soft Matter meeting at Manhattan College! Chris, Jean-Francois, Joanna, Nancy, Navid, and Tapa all gave mini-talks, and Audrey and Daniel presented posters, on their work. See you again next time!


January 2020: Daniel and Tapa gave excellent poster presentations, and Tapa gave a dynamic talk, on their research at the Princeton Center for Theoretical Science Workshop on The Physics of Collective Cell Migration. Thank you to everyone for all the stimulating discussions!


December 2019: Chris and Jean-Francois represented the lab at the PCCM Frankenstein Day! This family-friendly event at the Princeton Public Library explored different aspects of the ethics and responsibilities behind scientific research, with fun and educational activities revolving around some of the science that inspired Mary Shelley's "Frankenstein"!


December 2019: Sujit gave the seminar at the Center for Soft Matter Research at NYU discussing our recent work on desiccation cracking and bacterial motility in porous media. Thank you for the hospitality and all the stimulating discussions!


December 2019: Jenna gave a great talk at the Princeton Soft Materials Coffee Hour on her work studying colloidal aggregation in polymer solutions. Thank you everyone for the stimulating questions and discussions!


November 2019: Sujit is honored to be the recipient of the NSF CAREER award, "the National Science Foundation's most prestigious award in support of early-career faculty who have the potential to serve as academic role models in research and education and to lead advances in the mission of their department or organization". This award will support our work investigating how bacteria move in porous environments, and how this process depends on the properties of their environment, the properties of the cells themselves, and the interactions between different cells. It will also provide new research experiences and educational modules for high school, undergraduate, and graduate students, with a specific focus on under-represented groups, and new tools for the broader scientific community. Excited to get to do this work!


November 2019: The group had a great time at the 2019 APS DFD meeting in Seattle! Chris, Jean-Francois, Nancy, Navid, and Tapa all gave presentations on their work. Above, Chris and Tapa are pictured socializing with each other (kidding). Thank you Seattle for all the great discussions and stimulating science!


November 2019: Joanna gave a great talk at the Princeton Soft Materials Coffee Hour on her work using colloids to mobilize fluids from porous media. Thank you everyone for the stimulating questions and discussions!


November 2019: Nancy was honored at the Princeton Graduate Engineering Fellowship Dinner, as one of three CBE recipients of the School of Engineering and Applied Science Award for Excellence. Congratulations!


November 2019: Sujit co-chaired two Microfluidic and Nanoscale Flows sessions at the AIChE 2019 meeting in sunny Orlando. He also gave three talks--describing Tapa's work on bacterial motility in porous media, Jeremy's work on cracking of shrinkable packings, and Nancy's work on immiscible fluid displacement in graded porous media. Thank you for the opportunity to share our work and for all the great discussions!







November 2019: Audrey, Chris, Joanna, Nancy, Navid, and Tapa all gave excellent poster presentations on their research at the 2019 Andlinger Center Annual Meeting. And, Audrey and Joanna snagged poster awards-congratulations!


October 2019: Sujit gave a keynote talk at the "Porous Media: Structure, Flow, and Dynamics" workshop hosted at the Schlumberger-Doll Research Center in Cambridge MA, discussing our recent work on desiccation cracking. Thank you for all the stimulating discussions!


October 2019: Sujit gave the Soft Materials Structures and Devices Seminar in the Departments of Mechanical Engineering and Materials Science and Engineering at MIT, discussing our recent work on desiccation cracking and bacterial motility in porous media. Thank you for the hospitality and all the stimulating discussions!


October 2019: Sujit gave the Departmental Seminar in the CBE department at Cornell discussing our recent work on desiccation cracking and bacterial motility in porous media. Thank you for the hospitality and all the stimulating discussions!


October 2019: Sujit co-chaired the Microfluidic and Confined Flows session at the Society of Rheology 2019 meeting in Raleigh NC. He also gave not one, but four talks--describing Jeremy's work on cracking of shrinkable packings, Navid's work on colloidal transport in porous media, Chris' work on polymer solution flow instabilities in porous media, and Tapa's work on bacterial motility in porous media. Thank you for the opportunity to share our work and for all the great discussions!


October 2019: Former postdoc Jeremy's research on cracking of shrinkable granular packings was highlighted in this nice article featured by the American Ceramic Society, and this nice article featured on the Princeton SEAS home page!


October 2019: Sujit gave an invited talk describing Chris' and Nancy's work studying complex flows in complex porous media, as well as talks on Jeremy's work on cracking of shrinkable packings and Tapa's work on bacterial motility in porous media, at the Society of Engineering Science 2019 meeting in St Louis. Thank you for the opportunity to share our work and for all the great discussions!






October 2019: We had a great time at the 2019 CBE Graduate Student Symposium! Nancy gave a great presentation, and Chris and Daniel gave great posters, on their research. And we were honored to have a keynote talk by M. Scott Shell from UCSB--and more importantly, to snag some Shellfies! And last but not least: Congratulations to Chris on receiving the Department's SABIC best first proposition award!


October 2019: Congratulations to Nancy on receiving a School of Engineering and Applied Science Award for Excellence! This award is given to Princeton SEAS advanced graduate students "who have performed at the highest level as scholars and researchers".


September 2019: Congratulations to Tapa for winning the 2019 Award for Outstanding Doctoral Thesis Research in Biological Physics from the American Physical Society! The award is for pioneering new ways to 3D print soft materials using jammed microgels, work he has been extending to the study of microbial communities in our lab.


September 2019: Sujit gave the Institute Seminar at the Levich Institute, CCNY discussing our recent work on desiccation cracking and bacterial motility in porous media. Thank you for the hospitality and all the stimulating discussions!


August 2019: Our experiences with the Princeton University Materials Academy a few weeks back were profiled in this nice article featured on the Princeton home page! It was a real honor to be a part of the program, and we are excited to do it again soon! (Photo credit: Frank Wojciechowski)


August 2019: Audrey's work on polymer solution flow in porous media, under Chris' mentorship, was profiled in this excellent story from the Andlinger Center! (Photo credit: Bumper DeJesus)


August 2019: Kim presented a poster on her work studying the influence of antibiotics on bacteria at the OURSIP summer research conference. It was her first poster presentation ever, and she did a great job!


July 2019: We were honored to get the chance to spend quality time with two of the summer programs on campus: the PCCM Research Experience for Undergraduates and the Princeton University Materials Academy for high school students from Trenton. Over two days, Sujit gave a talk on our lab's work, a bunch of us talked about our experiences and trajectories in academia, and we had a blast showing the students around our lab and describing the exciting research we have going on. Thank you for all the excellent questions and see you again soon! (Photo credit: Frank Wojciechowski)


June 2019: Joanna's project on developing engineered nanoparticles to remediate contaminated aquifers was selected as one of the Water and Environment Grand Challenges to be funded by the Princeton Environmental Institute! We are excited to have the opportunity to undertake this work.


June 2019: Sujit gave two talks at the ACS Colloid & Surface Science Symposium in Atlanta: one on our recent work studying bacterial motion in porous media, the other on our recent work studying cracking in shrinkable granular packings. It was great to meet so many people interested in our research--thanks for all the stimulating discussions!


June 2019: Our project on developing a 3D printing platform for artificial skin was described in a nice write up that was featured on the Princeton University homepage! Thank you to the Eric and Wendy Schmidt Transformative Technology Fund for making this work happen.


June 2019: Chris received the Mary and Randall Hack '69 Graduate Award from the Princeton Environmental Institute for his proposed thesis research!






May 2019: We had a lot of fun at the Annual Conference on Frontiers in Applied and Computational Mathematics joint with the Northeast Complex Fluids and Soft Matter meeting at NJIT! Sujit gave an invited seminar, Jeremy and Tapa gave talks on their work, and Chris, Nancy, and Navid presented posters on their work. See you again next time!


May 2019: Our recent work studying bacteria motion in porous media was highlighted on the Princeton University website. We're excited to build on this work to further unravel how bacteria behave in complex environments!


May 2019: Audrey gave another spectacular presentation on her independent work this past semester for the CBE 352 class. Good job!


May 2019: The group had a great showing at Princeton Research Day! Audrey and Rhea presented posters, and Emily and Tapa gave talks, on their work. Even Squid was in attendance. See you all next year!


May 2019: Sujit gave the Physical Mathematics Seminar at MIT discussing our recent work on desiccation cracking and bacterial motility in porous media. Thank you for the hospitality and all the stimulating discussions!


May 2019: Sujit gave an invited talk at MIT's Clays, New Perspectives, Challenges & Opportunities workshop discussing our recent work on desiccation cracking. It was a real pleasure to share our work and learn more about how it connects to geotechnical and geoenvironmental problems. Thanks for all the great discussions!


April 2019: Jeremy gave an excellent talk on his research at the Princeton Soft Materials Coffee Hour!


April 2019: Sujit gave the departmental seminar at Tufts University's Physics Department. It was fun to go back to Boston, catch up with old friends and meet new ones, and share our work. Thanks for all the great discussions!


April 2019: Sujit gave the departmental seminar at University of Virginia Chemical Engineering. It was a real treat to visit Charlottesville, learn about all the exciting work going on at UVA, meet with old and new friends, and share our recent work--particularly the week after UVA clinched March Madness. Go 'Hoos!


April 2019: Sujit gave the departmental seminar at NJIT Chemical and Materials Engineering. It was a pleasure to share our recent work and find out about the exciting research going on close by!


April 2019: Chris, Jenna, Joanna, and Navid represented the lab at the 2019 Dia de la Ciencia Science Day event run by the Princeton Institute of Materials. It was a fun filled day filled with science demos for tons of cute kids! See you next year!


March 2019: Nancy represented the lab at the 2019 Scientista Symposium-a three-day conference that advances the careers of young women in STEM by providing opportunities for networking, mentorship and professional development.



March 2019: We had a blast at the Princeton Institute for Materials Annual Research Symposium! Tapa gave a talk on his work, and Sujit gave a seminar on the soft materials research community at Princeton. See you again next year!


March 2019: Another APS March Meeting in the books! Here we are enjoying a nice group dinner at Publico. More than 11,000 scientists converged in Boston for the annual meeting of the American Physical Society, and we were active participants. Chris, Daniel, Jeremy, Nancy, Navid, and Tapa all gave fantastic talks on their work, Sujit gave an invited talk in the "Flow Driven Pattern Formation in Wet Granular Media" session, and Sujit organized two well-attended focus sessions: one on "Polymer-Mediated Structural Transitions in Soft Materials" and one on "Soft materials in Disordered Environments". Thank you everyone for all the stimulating questions, discussions, feedback, and see you again next year!


March 2019: Tapa gave an excellent Bioengineering seminar on his work. Thank you to the audience for stimulating questions and discussions!


February 2019: Nancy attended the weSTEM (Women Empowered in STEM) workshop at the University of Illinois. The workshop was designed to inspire and connect current and aspiring STEM leaders!


January 2019: We co-organized the "Transport in Disordered Environments" workshop at the PCTS. Thank you to all the participants for a very stimulating experience! Sujit gave a talk, and Chris, Jeremy, Nancy, and Tapa gave excellent poster presentations on their work--and Jeremy snagged one of the poster prizes!


January 2019: We had a lot of fun at the Northeast Complex Fluids and Soft Matter meeting at Rutgers. Chris, Nancy, and Tapa gave excellent poster presentations on their work!


January 2019: Audrey gave an excellent presentation on her independent work this past semester for the CBE 351 class. Good job!


December 2018: Daniel gave a fantastic talk on his research at the Princeton Soft Materials Coffee Hour!


November 2018: Sujit organized two focus sessions on Complex Fluid Flows in Porous Media, and gave a talk on our recent work studying cracking, at the 2018 APS Division of Fluid Dynamics meeting in Atlanta. Lots of fun science!



November 2018: Chris, Nancy, and Tapa all did a great job presenting posters on their work at the Andlinger Center E-ffiliates Annual Meeting. And the lab walked away with both the graduate and postdoc ExxonMobil best poster prizes--congratulations to Nancy and Tapa!


November 2018: Nancy gave a fantastic talk on her research at the Princeton Soft Materials Coffee Hour!


November 2018: Sujit gave an invited Biophysics seminar at the University of Maryland. Thanks for the stimulating discussions!


October 2018: Jeremy gave a talk on his work, and Sujit organized and chaired a session on complex flows, at the 2018 AIChE meeting in Pittsburgh. There was so much energy!


October 2018: Nancy was selected to be a finalist in the Society of Women Engineers Poster Competition in Minneapolis. She did a great job presenting her work!


October 2018: It was a pleasure to talk science in sunny Florida at the 2018 Soft Matter Symposium! Sujit gave an invited talk and Tapa presented a poster on his work.


October 2018: Nancy presented a poster on her research at the CBE Graduate Student Symposium!


September 2018: Chris gave a fantastic talk on his research at the Princeton Soft Materials Coffee Hour!






August 2018: Maggie, Rebekah, and Shalaka gave excellent presentations on their research this past summer at the Summer Research Colloquium conference. Great work!


August 2018: Nancy joined five other members of the Society of Women Engineers to ring the opening bell of the NASDAQ stock market!


August 2018: Sujit gave an invited talk at the Mid-Atlantic Soft Matter Workshop at Georgetown University. It's fun to see such a vibrant community of soft matter researchers so closeby!




August 2018: Anvitha and Nadine gave excellent presentations on their research this past summer. They will be missed!


July 2018: Nancy received the Mary and Randall Hack '69 Graduate Award from the Princeton Environmental Institute for her proposed thesis research!



July 2018: Sujit gave an invited talk at the Complex Fluids in Biological Systems workshop at the Banff International Research Station. It was great to talk science in such a stunning environment!



July 2018: Tapomoy gave a mini-talk on his work at Princeton's Soft Materials Coffee Hour . It's a great way to share our work with the local community and get great feedback!



July 2018: Sujit gave an invited talk at the Flow and Transport in Permeable Media Gordon Research Conference in beautiful Maine. Thanks for the stimulating discussions... and the lobster!



May 2018: Some of us took a trip to Penn for the 9th meeting of the Northeast Complex Fluids and Soft Matter (NCS) workshop. Tried to take a picture with Ben on a Bench but he was under construction. Sad! But regardless, Jeremy, Maziar, Nancy, and Navid gave great mini-talks on their work!



May 2018: Daniel and Sujit wowed a crowd of budding young scientists and engineers at the PCCM Día de la Ciencia at the Princeton Public Library. It was so fun to see the kids' faces light up when they learned about all the cool things polymers can do!





May 2018: Maggie and Rhea gave excellent presentations on their independent work this past semester for the CBE 352. Good job!





May 2018: Jeremy and Nancy gave a great talk, and Nathanael gave a great poster presentation, at the 2018 Princeton Research Day. Lots of energy! And Nathanael was awarded the Princeton Choice PRD award for his poster -- congratulations!



May 2018: Nathanael did a great job of presenting his work on modeling deformations in the lungs at the CBE Senior Thesis Poster Session. He now moves on to a position in Data Engineering at Capital One. Congratulations!



April 2018: The Princeton Environmental Institute published a nice write-up describing our new Grand Challenges award. We are using experiments on 3D porous media to better understand the fluid dynamics underlying methane transport in sediments. Excited to have the opportunity to use fundamental science to help solve problems in climate science and energy!



April 2018: Jeremy gave a talk on his work at the Princeton Soft Materials Coffee Hour. Thanks for the stimulating discussions and useful feedback!



April 2018: Sujit gave an invited seminar in Mechanical and Aerospace Engineering at CCNY. Thanks for the stimulating discussions!



April 2018: Sujit gave an invited seminar in Mechanical and Aerospace Engineering at Princeton. It was a pleasure to share our work with our colleagues!





March 2018: Nancy and Sujit gave a presentation on the group's work at the Princeton Windrows Retirement Community. We enjoyed getting to share our work and appreciated all the great questions! And it was exciting to have Nobel Laureate Philip Anderson in the front row!



March 2018: Sujit gave an invited talk, and Nancy and Nathanael presented posters on their work, at the PRISM Annual Research Symposium!





March 2018: Nancy, Jeremy, and Sujit all gave talks at the March Meeting of the American Physical Society in Los Angeles. The turnout was fantastic and we enjoyed all the stimulating discussions!



February 2018: Sujit and Nancy gave talks at the CBE graduate recruiting weekend, and Chris, Daniel, and Jeremy gave lab tours. Come join us!



February 2018: Standing room only at the semester's first Soft Materials Coffee Hour (SMatCH)! This fortnightly event is a way of bringing together Princeton's amazing community of researchers whose work deals with soft materials.



February 2018: Jeremy and Nancy presented a poster on their work at the PCCM Poster Night!



January 2018: Sujit gave an invited talk at his alma mater, Penn Physics. It was fun to be back!



January 2018: We spent some time volunteering at Community House, which offers academic support for underrepresented area youth. Thanks for having us!



January 2018: We took a trip to Columbia University for the 8th meeting of the Northeast Complex Fluids and Soft Matter (NCS) workshop. Sujit gave an invited talk, and Jeremy and Nancy gave contributed talks on their work!



October 2017: Sujit gave a keynote lecture in the Fluid Mechanics area of the AIChE meeting. Minneapolis was cold but welcoming!



October 2017: Nancy represented the lab at the PCCM Materials science/nano day at the Princeton Public Library. It was a lot of fun telling the young children and their families about our research and doing demos with gels!

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