People
Professor Kishan Dholakia (FRSE, OSA Fellow, SPIE Fellow) is a professor in the Department of Physics & Astronomy. He has worked for a number of years as a postdoctoral research fellow, a Royal Society of Edinburgh Research Fellow, and now as a permanent member of staff. His research interests cover pretty much everything related to optics.
Yoshi Arita is a research fellow whose primary focus of study is on levitated optomechanics with structured light. He completed a DPhil in atomic and laser physics with a thesis entitled “Multi-mode absorption spectroscopy” in the Paul Ewart group at University of Oxford. He moved to St Andrews to pursue his postdoctoral research, including laser transfection, digital holographic microscopy and micromanipulation both in liquid, air and vacuum. He became a research associate professor (part-time) at Chiba University in Japan since October 2015, directing a new research strand, photopolymerisation with structured light.
Fiona Bairstow is a PhD student working on optical coherence tomography in a joint project between the Optical Manipulation group and Prof. Tom Brown. She graduated with a Masters degree in physics from the University of Kent in 2018 where her masters project focused on dispersion measurements by complex master slave interferometry.
Graham Bruce
Senior Research Laboratory Manager
gdb2@st-andrews.ac.uk
+44 (0)1334 463019
ORCID: 0000-0003-3403-0614
Graham Bruce is a senior researcher and laboratory manager in the group. He graduated from University of St Andrews with an MPhys degree in Theoretical Physics and Mathematics and remained in St Andrews to complete a PhD in ultracold atoms and the generation of novel optical trapping geometries. His postdoctoral research was carried out at University of Strathclyde, constructing the world’s first quantum gas microscope for fermionic atoms, and back in St Andrews developing cold-atom rotation sensors. He joined the Optical Manipulation group as a research fellow, and has diversified his research interests to work on optical trapping and cooling in vacuum, speckle metrology and Raman spectroscopy.
Mingzhou Chen
Senior Research Fellow
mc225@st-andrews.ac.uk
+44 (0)1334 461655
ORCID: 0000-0002-6190-5167
ResearcherID: F-3409-2011
Mingzhou Chen is a senior research fellow whose whose research interests include multiphoton tissue imaging, Raman spectroscopy, OCT, optical vortices, beam shaping and complex optical wave fields. He obtained a master degree from Tianjin University (China). After a period working in industry, he completed his PhD at University of Pretoria (South Africa) under supervision of Professor S. Roux. He has also worked with Professor Chris Dainty as a postdoctoral researcher at the Applied Optics Group in National University of Ireland Galway (Ireland).
Stella Corsetti joined the Optical Manipulation Group as a Postdoctoral Research Fellow in February 2018. Her research includes the use of advanced optical and imaging techniques for biomedical applications and medical diagnostics. She obtained her BSc in Biomedical Engineering and her MSc in Bio-Nanotechnology Engineering from the University of Rome ‘La Sapienza’, and her PhD in Chemical Engineering from the University of Aberdeen. Her project involved the use of single particle manipulation techniques and Raman and Infrared spectroscopy to study hydrocarbon phase transitions. She then became a PDRA exploring the applications of Raman spectroscopy and surface enhanced Raman spectroscopy (SERS) in drug discovery and medical diagnostics.
Nicolas Dubost joined the Optical Manipulation Group as a Postdoctoral Research Fellow in 2020, after completing a PhD at Durham University. During this time, he worked on point-diffraction interferometry for wavefront sensing in astronomical adaptive optics. His current research involves the use and development of light-sheet microscopy for biomedical applications.
George Okyere Dwapanyin
Research Fellow
god1@st-andrews.ac.uk
+44 (0)1334 461653
ORCID: 0000-0003-2475-4969
George Okyere Dwapanyin joined the group as a research fellow in January 2021 with research focusing on advanced optical imaging techniques. He has a PhD from Stellenbosch University, South Africa where his dissertation focused on the development of a multimodal imaging system for Biophotonics applications. His previous education includes a BSc in Physics from the University of Cape Coast, Ghana, MSc in Optics and Photonics from Karlsruhe Institute of Technology, Germany, and MSc in Photonics Engineering, Nanophotonics and Biophotonics from the Universitat Politècnica de Catalunya, Spain after having being part of the pioneering batch of the Erasmus Mundus Europhotonics master program.
Morgan Facchin obtained a Bachelor’s degree in physics from the University of Avignon, and a Master’s degree in astrophysics from the University of Toulouse. In 2017 and 2018 he worked on phase singularities and superoscillations in solar waves. Then he joined the Optical Manipulation group in 2019 to work on new ways of harnessing laser speckle patterns for high accuracy measurements, as well as optical manipulation.
Roopam Gupta is a final year PhD student in the group. He graduated from Indian Institute of Science Education and Research Kolkata with an integrated BS-MS degree in Physical sciences. During his masters, Roopam worked in experimental condensed matter physics and focussed on studying the “Magneto-optical Kerr effect in correlated optical systems”; more specifically – he studied the effects of magnetic field on bi-layer structures of metallic and topological insulator materials. His PhD focuses on the applications of machine learning for the development of label-free optical hemograms of immune cells by using spectroscopic and imaging modalities and for the development of speckle based wavemeters and spectrometers.
Saba N. Khan is a research fellow working on optical manipulation with structured light and Laser speckle metrology. Before joining University of St Andrews, she was a Postdoctoral fellow in Department of Physics, Indian Institute of Technology Delhi, India where she was working on polarization singular beams. She received her PhD from Indian Institute of Technology Kharagpur, West Bengal, India, working on few-mode fiber sensors. Her previous education includes a Bachelor’s degree in Physics & Mathematics from Lucknow University and Master’s degree in Physics from Indian Institute of Technology Delhi, India.
Manuel Martínez Ruiz
PhD Student
mamr1@st-andrews.ac.uk
+44 (0) 1334 461656
ORCID: 0000-0001-9333-2239
Manuel graduated from INAOE in Mexico. His Masters project consisted on new applications of non-diffracting beams for optical trapping by implementing the optical tweezers toolbox and the use of beam shaping techniques at The University of Queensland, Australia. His joined the Optical Manipulation Group to pursue his PhD Project in micromanipulation in liquid, air and vacuum.
Lewis McMillan joined the group in October 2020 as a postdoctoral research fellow in Computational Methods for Image Analysis in Biophotonics. He obtained his PhD in computational physics from the University of St Andrews which focussed on using the Monte Carlo method to simulate the transport of light in tissue for various biophotonic and medical applications. Lewis was previously a research fellow in Computer Science and Astrophysics at the University of St Andrews where he used machine learning to classify images of dolphins from drone videos, and optimised galaxy image analysis codes. His interests lie in using code to solve various research problems in the fields of marine biology, biophotonics, medicine, and physics.
Persephone graduated from the University of St Andrews where her Masters project involved creating a computational model of Optical Coherence Tomography using Monte Carlo techniques. Her PhD research builds on advanced microscopy methods (including SIM and Light-Sheet Microscopy) for applications in histopathology.
Georgina Shillito obtained a PhD in chemistry from the University of Otago, New Zealand in 2019 and specialises in Raman spectroscopy. Her PhD involved investigation of charge transfer states in transition metal complexes, which displayed potential to function as molecular sensors or light-harvesting solar dyes. Her research has involved the use of various vibrational and electronic spectroscopic techniques, as well some computational chemistry methods. As part of the Optical Manipulation group, she will be utilising Raman spectroscopy to study a range of samples in complex media.
Philip Wijesinghe joined the group as a Research Fellow in 2018, with a focus on merging theory, computational and numerical methods towards imaging in biophotonics and biophysics. In particular, he works in light-sheet and multiphoton microscopy, with a focus on computational imaging via multiplexing, sparce sensing and recovery, and deep learning. Previously, he was a Research Associate in the Harry Perkins Institute of Medical Research and a PhD Student in the Optical+Biomedical Engineering Laboratory (OBEL) in the University of Western Australia. There his work focused on the development of optical coherence tomography-based methods to image the mechanical properties of tissues and cells towards applications in cell mechanobiology, cardiology and oncology.
Key Collaborators
Peter Andersen
Department of Health Technology,
Technical University of Denmark
Shanti Bhattacharya
Department of Electrical Engineering,
IIT Madras
Kylie Dunning
Adelaide Medical School,
University of Adelaide
Malte Gather
School of Physics and Astronomy,
University of St Andrews
Stephen Gillespie
School of Medicine,
University of St Andrews
Frank Gunn-Moore
School of Biology,
University of St Andrews
Thomas Krauss
Department of Physics,
University of York
Takashige Omatsu
Molecular Chirality Research Centre,
Chiba University
Silvia Paracchini
School of Medicine,
University of St Andrews
Michael Prystowsky
Department of Pathology,
Albert Einstein College of Medicine
James Pullman
Department of Pathology,
Albert Einstein College of Medicine
Ewan Wright
College of Optical Sciences,
University of Arizona
