Recent publications

A simple model for electrical charge in globular macromolecules and linear polyelectrolytes in solution
Krishnan, Journal of Chemical Physics 146 (2017) 205101
Single-molecule electrometry
Ruggeri et al., Nature Nanotechnology 12 (2017) 488-495
Measured electrical charge of SiO2 in polar and nonpolar media
Kokot, Bespalova & Krishnan, Journal of Chemical Physics 145 (2016) 194701
(Editor's Pick)
Information storage and retrieval in a single levitating colloidal particle
Myers et al., Nature Nanotechnology 10 (2015) 886-891
Featured in:
Nature 2015, 524, 391 (Research Highlights)
chemistryworld (www.rsc.org) Aug 24, 2015
Measuring three-dimensional interaction potentials using optical interference
Mojarad et al., Optics Express 21 (2013) 9377-9389
Electrostatic free energy for a confined nanoscale object in a fluid
Krishnan, Journal of Chemical Physics 138 (2013) 114906
Angular trapping of anisometric nano-objects in a fluid
Celebrano et al., Nano Letters 12 (2012) 5791-5796
Measuring the size and charge of single nanoscale objects in solution using an electrostatic fluidic trap
Mojarad & Krishnan, Nature Nanotechnology 7 (2012) 448-452
Geometry-induced electrostatic trapping of nanometric objects in a fluid
Krishnan et al., Nature 467 (2010) 692-695
Featured in:
Nature 2010, 467, 667-667 (News & Views)
Nature Nanotechnology 2010, 5, 759 (Research Highlights)
Lab on a Chip 2010, 10, 3195 (Research Highlights)
NRC Handelsblad Oct 16, 2010 (Leading Dutch daily)
Neue Zürcher Zeitung Oct 20, 2010 (Leading Swiss daily)
Spektrum der Wissenschaft June 2011
physicsworld.com Oct 6, 2010, among several scientific news websites

Selected previous work

Spontaneous stretching of DNA in a two-dimensional nanoslit
Krishnan et al., Nano Letters 7 (2007) 1270-1275
PCR in a Rayleigh-Bénard convection cell
Krishnan et al., Science 298 (2002) 793
An integrated nanoliter DNA analysis device
Burns et al., Science 282 (1998) 484-487