News and events.


Laura and Paddy have finished their final year project with us. They have build an all-fibre based optical trap and have trapped and cooled a particle in there. they also have implemented a fibre homodyne detection. This is the basis for great things in the future. Many thanks to both Laura and Paddy.


Rafael has joint us on a LeviNet exchange programme until the end of the year. Rafael will work on optical levitation and especially squeezing. Welcome to the team!


Marion is joining as a senior research fellow on the Zeldovich project and more. Welcome to the team.


Congrats ANTON for winning the 2022 Nobel Prize in Physics for quantum foundations. Anton is sharing the prize with Alan Aspect and John Clauser for performing Bell tests. See here.


Three undergraduates are joining the team for their final year projects: Sarah, Laura and Paddy. Sarah will work on throw and catch for interferometry, while Laura and Paddy will build our first all-fibre optcial trap. Welcome all!


October sees the start of three new projects led by the group: the EPSRC project on amplification of electromagnetic waves by a rotating body, the Leverhulme project on Probing Modified Newtonian Dynamics via Magnetically Levitated Resonators (MONDMAG), and the EU Horizon Europe EIC-Pathfinder project on Quantum Controlling Gravity by Mechanics (QuCoM). See here.


Three PhD students are joining the team. Elliot and Jack continuing their work with us, while Jakub is joining after graduating from Oxford. Looking forward to working with all of you!


This TeQ project has seen its final evaluation and has been a huge success. we have started experiments with the TeQ Paul trap at 300 mK. See here.


Good news from EPSRC Physical Sciences panel. we have won another Standard grant on testing Leggett-Garg inequalities with levitated systems together with Sougato. The project acronym is NoHarmMacro.


Our review on CSL collapse model tests by interferometric and non-interferometric experiments has been published in Nature Physics.


The big review on quantum physics in space, the legacy of QTSpace, has been published. This comprehensive overview of all quantum platforms for and in space is the result of the effort of very talented early career researchers. Well done and thanks to all of you. This paper will be a vital reference fro all future QT activities in space. See here.


This week another story on the cover of New Scientist with an interview of Hendrik on testing reality. See here.


Abi has joint our team to work on the Zeldy experiment to demonstrate amplification of an electromagnetic wave as his final year undergraduate project. Exciting stuff.


UniKORN, the optomechanics seminar series will start again next week. Very much looking forward. See here.


Two highly talented students, Elliot and Jack, have joint our team to work on portable levitated opto-mechanics experiments and a in-situ particle source. Welcome and we are looking forward working with you.


On the cover of the German magazine GEO with a story about reality and together with our TEQ collaborators. Amazing photographs. See here.


On the cover of New Scientist with a story about Quantum Mechanics and what might lay ahead. See here.


Our paper on Surpassing the Energy Resolution Limit with Ferromagnetic Torque Sensors has been published in the journal Physical Review Letters. See here.


We have a nice event to celebrate Roger's 90th birthday. Congratulations to Roger. See here.


The hugely successful COST action QTSpace have submitted their final report and a community based review article on QT in and for space has been uploaded to the arXiv. Great to see the involvement and drive from many early career researchers contributing to this paper. Thanks to all. See here.


Comment in the journal Nature on Testing quantum mechanics in space. Also covered by multiple news media. See here.


We have just completed a fantastic first year of the UniKORN seminar series on optomechnaics. It has been a great success with many talk, panel discussions, a poster session and lectures on the topic. UniKORN is run by our brilliant early career researchers and we are looking forward to the next round starting in autumn 2021. Many thanks to the organisers and speakers and panelists for such fantastic events. See here.


Our paper on Testing the foundation of quantum physics in space via Interferometric and non-interferometric experiments with mesoscopic nanoparticles has been published in the journal communications physics. thanks to all co-authors. See here.


We are putting together a topical selection of papers with the journal AVS form AIP to celebrate the 2020 Nobel Prize in Physics to Roger Penrose. We are expecting to have the issue published in early 2022 with contributions from many in the field. See here.


We are taking part in the ICTP SAIFR workshop on Challenges for Witnessing Quantum Aspects of Gravity in a Lab See here.


Our paper on Gravitational Decoherence and the Possibility of Its Interferometric Detection has been published in PRL. thanks to all co-authors. See here.


We are taking part in the OIST Mini-Symposium for Quantum Sensors of Magnetic and Inertial Forces. See here.


We are taking part in the 740. WE-Heraeus-Seminar: Experimental Tests and Signatures of Modified and Quantum Gravity Workshop. See here.


Our paper on "Detecting Acceleration-Enhanced Vacuum Fluctuations with Atoms Inside a Cavity" has been published in PRL. Thx to all involved. See here.


We have won a small grant by the SPRINT network to work on the SIGMA cubesat to measure the World Magnetic Model together with Hugo Shelley from IOTA Technology. Earlier, SIGMA had won the MagQuest competition. See here for more details.


Our paper on "Testing dissipative collapse models with a levitated micro-magnet" has been published in Physical Review Research. Thx to all involved. See here.


Congrats ROGER for winning the Nobel Prize in Physics 2020! Amazing news, especially for our plan to build the Joint Penrose Institute for Physics (JPI) at Southampton. See here for more details.


Our paper on "Zel dovich Amplification in a Superconducting Circuit" has been published in PRL. Thx to all involved. See here.


Two new PhD students, Wangke Yu and Hailong Pi, have joined our group to work on the new gravimeter project in collaboration with Jize Yan from ECS. Welcome and looking forward to amazing work.


Today we had a great news that our core equipment bid for a new helium liquefier for the whole Highfield campus has been successfule and will be funded by EPSRC.


Our TEQ research project has been evaluated for the second time and again received very positive comments. Thx to all involved. See here.


Dr Timberlake. Congrats! Well done!


Our paper on "Narrowing the parameter space of collapse models with ultracold layered force sensors" has been published in PRL. Thx to all involved. See here.


The new online seminar series UNIKorn of the UK BORN optomechanics network had its inauguration talk today and will run weekly from now on. See here.


The New York Times publishes today an article written by Bob Henderson about Angelo Bassi. We have been interviewed and contributed for that feature article. See here.


Our paper on "Ultralow mechanical damping with Meissner-levitated ferromagnetic microparticles" has been published in Physical Review Applied. Thx to all involved. See here.


Today we had the great news that our joint research project with Jize Yan from ECS to build a gravimeter based on levitated optomechanics, so-called LOMS sensors, has been funded by EPSRC for 3 years. Congrats and well done! Looking forward to the exciting research ahead. The project will start in February 2021 modulo covid-19.


Ian Dolby has successfully finished his work with us on his Year in Experimental Research project. What a year it has been. Well done!


Today we have reopened our research laboratories at Southampton to operate under strict covid-19 measures. We are amongst the first Physics and Astronomy departments in the UK to do so. Well done!


News story on the University webpages to cover our recent PRL to test quantum systems in non-inertial frames. See here.


Chris's new paper has been published in the journal Applied Physics Letters. This is the first of our magnetic levitation stories: Acceleration sensing with magnetically levitated oscillators above a superconductor. Thx to all involved. See here.


Dr Setter. Congrats! Well done!


A news story is put on one of our recent paper in the journal Physical Review Letters on the departmental webpage. See here.


Ian Dolby is joining the group on his final year Project in experimental physics. Ian will try to measure gravity between small masses and using levitated magnets. Welcome!


Two of our papers published in Physical Review journals, both with Editors' suggestion and one with a cool Synopsis in APS Physics too. Well done to all invovled! See here.


Our TEQ detection challenge paper is out on Physical Review A with Editors' suggestion and a nice Synopsis in APS Physics. Great achievement! See here.


Maria Chiara Braidotti is visiting from Glasgow and working with us over the summer. Exciting physics to discuss.


Three talented summer students have started in the group: Raya Mancheva, Tom Gee, and Rowland Rich. Welcome!


Five papers already published in 2019, more to come! See our publications webpage.


Muddassar is in the news with our recent PRL on precession motion. Well done! See here.


Giulio has started as our theory post-doc. Welcome! Exciting stuff ahead.


Luca has attracted one of the rare researcher positions in Italy and will be moving to Trieste. Congrats and all the best. Many thanks for all the work you did while at Soton. Collaboration will go on.


Marko and Muddassar have moved on and will work at prestigious research institutions at London. Many thanks for all the amazing work you have done while at Southampton. We miss you. Best of luck bros.


Our paper on 'Precession motion in levitated opto-mechanics' was published today in the journal Physical Review Letters, with PRL Editors' suggestion. Congrats to all involved! See here.


Our precession paper has just been accepted for publication at the journal Physical Review Letters. That feels soooo amazing!!


Tiberius has started as a new PhD student in the group and exciting physics experiments ahead. Welcome!


Dr Winstone. Congrats!


Klara, Toby, Peter, and Martin have done great work during their summer projects in the group. Many thanks to all of you for your help with the multiple projects. We are now looking forward to the start of a new PhD student in the group, Tiberius Georgescu. Welcome!


The TEQ project, Andrea, and experiments at Southampton make the cover story of the latest issue of New Scientist. See here.


Joe has very successfully finished his year-in-experimental-physics project with us. Many thanks for all your help with the project. Best of luck for the future. Four talented summer students will work with us over the summer: Klara, Toby, Peter, and Martin. Welcome to the group.


Andrea is interviewed for a Scientific American article on experiments to test wavefunction collapse. See here.


TEQ meeting hosted at Southampton.


Three papers already published this year by group members. All in the journal Phys. Rev. A.


An article about our proposal on detecting the quantumness of gravity (PRL2017) appeared in the QuantaMagazin today, with nice illustrations and experts opinions on the proposed idea for an experimental test. See the article here.


Our EU Horizon2020 FET:Open project TEQ to test quantum mechanics at large scales has started and is in the news. See here a link for the University of Southampton press release.


Luca and Andrea have started in the group. Welcome and exciting physics to study ahead.


There is a press story about our gravity paper just released on News pages of University of Southampton. See here.


Our paper on a proposal to detect the gravity effect to entangle two massive objects as a test of the quantumness of gravity has been published in the journal Physical Review Letters as one of two papers with a Physics Synopsis. See here.


Finally, after more than two years of struggle and hard work, our paper on the torsion balance test of the quantumness of gravity has appeared on the pre-print arXiv today. Many thanks and well done to all involved! See here.


Joe Ford has started to work in the group on his Year in Experimental Physics undergraduate project. Welcome!


Our paper on sensing applications of levitated optomechanics has been accepted for publication in AIP's journal Applied Physics Letters. In this paper we experimentally show the sensitivity of a levitated nanoparticle's centre of mass motion to detect electric fields. See here the ArXiv version of the paper.


Dr Luca Ferialdi has been awarded a Newton International Fellowship by the Royal Society to work with us for two years on Non-Markovian feedback control of Levitated Optomechanics. Very good news!


We have uploaded four new papers on levitated optomechanics and fundamental tests of quantum mechanics to the arXiv in the past two months. See here.


Our paper on Gravitational Decoherence has been accepted as Topical Review by IOP's journal Classical and Quantum Gravity. See here.


Both Jamie and David have passed their PhD vivas. Congratulations!


We share our data analysis codes for levitated optomechanics experiments. Ashley and Markus have generated a library of useful tools. See GITHub link here.


Our review paper on Gravitational Decoherence is finally on the arXiv. See paper here.


Good news today. The project TEQ has been funded by EU Horizon2020 FET-OPEN. We will be working with our European partners on fundamental physics, namely non-interferometric tests of the quantum superposition principle. We very much looking forward to this!


Paul Clark has passed his PhD viva. Congratulations!


Our paper on 'Parametric Feedback Cooling of Levitated Optomechanics in a Parabolic Mirror Trap' has been accepted for publication in an special issue on levitated optomechanics at the OSA journal JOSA B. See paper here.


Marko Toros has started as a post-doc in the group. Our first proper theorist. Looking forward to the great stuff ahead!


COST action QTSpace has been kicked off in Malta. Link to QTSpace webpage here.


Jack Morphew has passed his PhD viva. Congratulations!


Our paper on 'Experimental Realisation of a Thermal Squeezed State of Levitated Optomechanics' has been published in Physical Review Letters with Editor's suggestion as one of the last papers of 2016. See paper here.


Our paper on quantum-limited estimation of CSL has been accepted for publication in Physical Review A.


Chris Timberlake has started his PhD in the group to work on the Leverhulme project. Welcome and looking forward to all the cool experiments to come! Joseph Vovrosh [brother of the famous Jamie Vovrosh] has finished his summer project with us. Many thanks for all your work and excitement.


New paper on the arXiv about 'Experimental Realisation of a Thermal Squeezed State of Levitated Optomechanics'. See paper here. Well done and thanks to all involved!


We are in the News. Discussion on Collapse models, their relevance for foundations of physics and experiments to test collapse by science writer Jon Cartwright in New Scientist. See article here.


Dr Muddassar! Congratulations!!


Our paper ' Effects of Newtonian gravitational self-interaction in harmonically trapped quantum systems' just got accepted for publication at Scientific Reports.


Our paper 'Free Nano-Object Ramsey Interferometry for Large Quantum Superpositions' just got accepted for publication at Physical Review Letters. Well done to all involved!


New paper on the arXive about 'Quantum-limited estimation of continuous spontaneous localization'. See paper here.


We have won a Leverhulme grant to work on a Non-interferometric test of the superposition principle . We will setup a new experiment to trap a single particle in a low-noise environment to hunt for theoretically predicted universal noise. There are one post-doc and two PhD positions available to start in May 2016. Please contact Hendrik if you are interested.


New paper on the arxive about our nanoparticle trapping and cooling experiments. See paper here.


New COST action QTSpace has been approved. See webpage here.


New paper on Ramsey type Matter-wave interferometer proposal is on the arXiv.


Ignacio Wilson-Rae is visiting for two days to discuss some optomechanics.


Our paper on testing semiclassical gravity has been picked up by Sabine Hossenfelder for her blog Backreaction. and at the online forum Slashdot.


Two new papers on the arxive about a possible test of semi-classical gravity. Here is a link to the shorter paper: A. Grossardt, J. Bateman, H. Ulbricht, A. Bassi, Optomechanical test of the Schroedinger-Newton equation, arXiv:1510.01696 (2015).


Muddassar, David and Jamie have been amongst to organise the first ever QLM summer school. . Great event.


George Winstone and Ashley Setter have started their PhDs with us. Welcome. Exciting stuff ahead.


Andre Grosshardt is visiting for a week to discuss possible experimental tests of the SN equation.


Our paper on 'Correlated random walks caused by dynamical wavefunction collapse' has been published in NPG Scientific Reports. Bedingham, D.J. and Ulbricht, H., Sci. Rep. 5, 13380 (2015).


We are involved in organizing a discussion meeting at ICTP, Trieste about non-interferometric tests of the quantum superposition principle to take place on 17th and 18th September 2015. See link.


Joel Collins, a former group member, has been awarded for the best final year MPhys project at Physics Southampton. Also Ali Farzaneh Far, who did a summer project with us last year has been awarded for the best project year abroad. Congratulations to both. Congratulations to both.


James has been offered a Lectureship at Swansea. He will be leaving the group in September. Great news for James. All the best.


We are in the news. Nature News reports on gravitational decoherence in the article by science writer Elizabeth Gibney See link.


Kit Webber a physics undergraduate from the US will work with us over the summer. Welcome.


Two new PhD students will start to work with us in autumn 2015: Ash Setter and George Winstone. Looking forward.


Four of our papers have been published in the first half of 2015. Exciting stories. See our publication page for more details.


Our essay about the quantum superposition principle together with Angelo Bassi and TP Singh has been published as chapter in a Springer book.


We have been involved in organizing the Quantum Field Trip to the Isle of Wight as well as the ZI Quantum Technology Distinguished Lectureship Series at Southampton.


James Bateman is in the news with our story about detection of a new type of Dark Matter by optomechanics. Even interviewed by the BBC.