Optical Tweezers Group
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UCL Optical Tweezers Group



Prof. Phil Jones

Chris Richards

Tom Smart

Nick Tidy

Harriet Robertson

Ronit Sohanpal

Yi Nian (Sean) Lee


Onofrio Marago; NanoSoft Lab, IPCF-CNR, Messina, Sicily

Giovanni Volpe; Soft Matter Lab, Gothenburg University, Sweden

Burcin Unlu; Medical Physics Group, Bogazici University, Istanbul

Eleanor Stride; Biomedical Ultrasonics & Biotherapy Lab, Oxford University

Ferruccio Renzoni; Department of Physics & Astronomy, UCL

NOIs Collaboration; UC Cork, TU Wien, U Innsbruck & Institute of Spectroscopy, Moscow

UCL Ultra-High Resolution Microscopy Collaboration; Jonathan Ashmore, Angus Bain & Guy Moss

Jixiong Pu; Huaqiao University

An experimental research group, based in the Biological Physics (BioP) section of the Department of Physics and Astronomy, UCL.


The UCL Optical Tweezers Group, autumn 2013
(L-R) Chris F, Tom, Chris R, Alessandro

P H Jones, O M Marago & G Volpe

book cover

"...it is quite simply excellent..."
"...a fantastic resource..."

Visit the book website at
for supplementary material

Available from CUP or Amazon from 03 Dec 2015

Marco Polin (Warwick University is visiting and giving the Chemistry Department seminar; Wed 18 Oct

Welcome to new group members for 2017: MSci project students Harriet & Ronit, and MAPS3001 student Sean

SPIE Conference Proceedings from OTOM XIV 'Microbubble trapping in inverted optical tweezers' published

Two PhD studentships for Nov 2017 start available in CDT in Advanced Characterisation of Materials incuding project Nanomechanical characterisation of soft materials (jointly with Valeria Garbin, Imperial College).  Contact Phil for more details

Masoud Fakhrabadi (University of Padova) is visiting the group today

This week Tom is attending OTOM XIV at SPIE Optics & Photonics in San Diego

'Brownian Motion of Graphene' ACS Nano 4 7515-7523 (2010) reaches 100 citations (scopus)

Gamze Islamoglu and Gizem Ozdil from Bogazici University have joined the group on the Erasmus+ Mobility for Traineeship programme

This week Tom is visiting Burcin Unlu at Bogazici University as part of our British Council Newton Fund project on microbubble trapping

Optical Tweezers: Principles & Applications reviewed in Contemporary Physics 58 203 (2017): "...it’s about time a book like this has been issued..."

Our paper Tight focusing of radially polarized beams modulated by a fractal conical lens has been published as Opt. Commun. 402 231-237 (2017)

First meeting of the UCL Cross-Disciplinary Network on Soft Materials; Mon 19 Jun 2017

Our paper Optical binding of nanowires has been published as Nano Lett. 17 3485-3492 (2017)

Our paper Acoustic force measurements on polymer-coated microbubbles in a microfluidic device has been published as J. Acoust. Soc. Am. 141 3364-3378 (1027)

Optical trapping and manipulation of nanostructures Nat. Nanotech. 8 807-819 (2013) reaches 200 citations (Scopus)

New video on our YouTube page: an ultralow interfacial tension oil droplet being deformed in optical tweezers

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