

Rahman Lab
Interfacial coalescence, colloidal hydrodynamics
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Publications
Rahman, Md Mahmudur, Ahmed Islam, Md Morshedul Alam, Mohamed Z Rashed, Rumi Ahmed Khan, and Stuart J Williams. Critical wet bulb temperature modulates COVID-19 cases. -submitted
8. Cesmeci, S., Ejiogu, I., Rahman, M. M., Hassan, M. F., Xu, H., & Tang, J. (2023, August). Numerical modeling of an elastohydrodynamic seal design for supercritical co2 power cycles. In ASME Power Conference (Vol. 87172, p. V001T05A013). American Society of Mechanical Engineers.
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7. Rahman, Md Mahmudur, Stuart J. Williams. “Cyclic force driven colloidal self-assembly near a solid surface",
Journal of Colloid and Interface Science, Volume 607, Part 2, 2022, Pages 1402-1410,
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6. Rahman, Md Mahmudur, Tanmay Garudadri, and Sambeeta Das. "Role of surface tension in microrobot penetration in membranes." 2022 International Conference on Manipulation, Automation and Robotics at Small Scales (MARSS). IEEE, 2022.
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​5. Rahman, Md Mahmudur, Stuart J. Williams. "Membrane tension may define the deadliest infection" Colloid and Interface Science Communications, 40, 2021, 100338
4. Rahman, Md Mahmudur, Willis Lee, Arvind Iyer, and Stuart J. Williams. "Viscous resistance in drop coalescence." Physics of Fluids 31, no. 1, 2019: 012104.
3. Lee, D., K. Golden, Md M. Rahman, A. Moran, B. Gonzalez, and Sangjin Ryu. "Fabrication of hydrogels with a stiffness gradient using limited mixing in the Hele-Shaw geometry." Experimental Mechanics 2018: 1-11.
2. Lee, Donghee, Md Mahmudur Rahman, You Zhou, and Sangjin Ryu. "Three-dimensional confocal microscopy indentation method for hydrogel elasticity measurement." Langmuir 31, no. 35, 2015: 9684-9693.
1. Ehsan, Md, Md Mahmudur Rahman, and Hasan Saadi. "Effect of fuel adulteration on engine crankcase dilution." Journal of Mechanical Engineering 41, no. 2, 2010: 114-120.
Contributed presentations
Talks
1. Rahman, Md Mahmudur, John Payne, and Stuart Williams. "Minimizing particle induced fluid motion in a vertically rotating system." 71st Annual Meeting of the APS Division of Fluid Dynamics (APS DFD), Atlanta, Georgia, November 19, 2018
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2. Md Mahmudur Rahman, B King, NN Sreeramulu, J Ferguson, H Rathnayake, GA Willing, and SJ Williams, “An extended nanoparticle haloing study in microgravity”, 2016 AIChE Annual Meeting, San Francisco, CA, Nov. 13-18, 2016
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3. SJ Williams, B King, Md M Rahman, M Moradi, JJ Lee, D Bergman, A Penn, D Ryan, GA Willing, and H Rathnayake “Investigating long-term colloid stability in microgravity,” Space Grant Directors Southeast Regional Meeting, Lexington, KY, September 28-30, 2016.
4. SJ Williams, Md M Rahman, GA Willing, and H Rathnayake “Influence of gravity on nanoparticle haloing colloidal self-assembly,” ASGSR Annual Meeting 2015, Alexandria, VA.
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5. Donghee Lee, Md Mahmudur Rahman, You Zhou, and Sangjin Ryu. "Confocal Microscopy Indentation for Hydrogel." APS March Meeting 2015, San Antonio, Texas.
6. Rahman, Md Mahmudur, "Coalescence of liquid drops is governed by surface tension driven capillary pressure in the inertial regime", 67th Annual Meeting of the APS Division of Fluid Dynamics (APS DFD, San Francisco, California, November 24, 2014
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7. John Davidson, Donghee Lee, Md Mahmudur Rahman & Sangjin Ryu, "Coalescence of drops in the Hele-Shaw geometry", 67th Annual Meeting of the APS Division of Fluid Dynamics, San Francisco, California, November 24 2014
8. Md Mahmudur Rahman, Donghee Lee, Divya Bhagirath, Ziangshan Zhao, Vimla Band Sangjin Ryu, "Controlled-surface-wettability-based fabrication of hydrogel substrates with matrix tethering density variations", APS March Meeting, Denver, Colorado, March 6th, 2014
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9. Md. Ehsan, Md. Mahmudur Rahman and Md. Hassan Saadi, "An investigation on increase of volume of lubricating oil used in vehicles around Dhaka city", International Conference on Mechanical Engineering (ICME 2007), BUET, Dhaka, Bangladesh, January 1st, 2008
Posters
1. Md Mahmudur Rahman, John Payne, and Stuart Williams. "Towards confinement-stabilized colloidal suspensions using a horizontally rotated microfluidic system" ASGSR Annual Meeting 2019, Denver, Co.
2. Md Mahmudur Rahman & Stuart J Williams. “Coalescence manipulation of landed drops in inkjet printing” 2019 KY Nanotechnology and Additive Manufacturing Symposium, Louisville, KY.
3. Md Mahmudur Rahman, John E Payne & Stuart J Williams. “Colloid structure formation through hydrodynamic interactions near a wall in a vertically rotated confined cell.” 93rd ACS Colloid & Surface Science Symposium, Atlanta, Georgia, Jun 16-19, 2019
4. Md Mahmudur Rahman, Willis Lee, Arvind Iyer, and Stuart Williams. "Hydrodynamics of Drop Coalescence." 71st Annual Meeting of the APS Division of Fluid Dynamics (APS DFD), Atlanta, Georgia, November 19, 2018
5. Md Mahmudur Rahman, John Payne, and Stuart Williams. "Long term colloid suspension in a vertically rotating system" ASGSR Annual Meeting 2018, Washington, DC
6. Md Mahmudur Rahman, and Stuart Williams. "Microfluidic motion of suspended colloids within a vertically rotated reference frame" ASGSR Annual Meeting 2016, Cleveland, OH
7. JJ Lee, M Moradi, Md M Rahman, B King, SJ Williams, and GA Willing, “The influence of gravity on stable crystalline colloidal self-assembly using the nanoparticle haloing method”, ASGSR 2016, Cleveland, OH, October 26-29, 2016
8. B King, Md M Rahman, G Willing, H Rathnayake, JJ Lee, and SJ Williams, “Image analysis and data visualization for long term studies aboard the ISS with the Light Microscopy Module”, ASGSR 2016, Cleveland, OH, October 26-29, 2016