Daniël Boer's Physics Webpage

Welcome!

Some recent news:

June 2022: Kick-off meeting for our Joint ECFA-NuPECC-APPEC Activity on “Synergies between the Electron-Ion Collider and the Large Hadron Collider Experiments” at CERN. 


May 2022: Gave the opening talk at Transversity 2022 and contributed to the celebration in honor of Piet Mulders on the occasion of his retirement. 


January 2022: Publication of the paper "A Unified View on Geometric Phases and Exceptional Points in Adiabatic Quantum Mechanics", by PhD student Eric J. Pap together with his supervisors (Holger Waalkens and me), in the mathematics journal Sigma. 


September 2021: New roles as Chair of the NWO network "Theoretical High-Energy Physics" and as Member of the NWO Advisory committee Particle and Astroparticle Physics (PAPP). 


May 2021: On May 7 Ruud Peeters defended his Ph.D. thesis entitled: "Aspects of fine-tuning in theories with extended scalar sectors". Ruud is my 8th PhD student to finish successfully.


March 2021: New roles as QCD Working Group convener of CERN's "Physics Beyond Colliders" (PBC) Study Group and as Chair of VSI base-unit "High Energy Frontier". 


January 2021: Jelle Bor joined my group as a Ph.D. student to work on Quarkonium production at EIC and LHC. He will be co-supervised by Jean-Philippe Lansberg (Institut de Physique Nucléaire d’Orsay, Université Paris-Saclay) and will spend the second half of the 4 years in Paris.  


December 2020: Stanford U. published a ranking of the world's top 2% scientists. I am happy to be listed among them and am ranked 640 out of the 110499 scientists in my field of Nuclear & Particle Physics.  


October 2020: My term as scientific director of the VSI is over. Now I continue as Chair of the Board of the institute. 


September 2020: Gianni van Marion joined my group as a Ph.D. student to work on the Emergence of the Baryon Asymmetry of the Universe. He will be co-supervised by math colleague Holger Waalkens.  


June 2020: Ph.D. student Florent Scarpa successfully defended his thesis entitled: "Probing the gluon Transverse Momentum-Dependent distributions inside the proton through quarkonium-pair production at the LHC". Florent was supervised by Jean-Philippe Lansberg (Institut de Physique Nucléaire d’Orsay, Université Paris-Saclay) and myself.
 
September 2019: New role as Mercator fellow in the DFG Forschungsgruppe „Next Generation Perturbative QCD for Hadron Structure: Preparing for the Electron-Ion Collider” (2019-2023) of main PI Vladimir Braun (Regensburg U.)
 
September 2019: It is a great honor to have been elected Fellow of the American Physical Society (APS) “For contributions toward the understanding of the spin and momentum structure of quarks and gluons in nucleons, in particular those relevant in single spin asymmetries, and for studies of the color glass condensate phase in quantum chromodynamics.” 
 
July 2019: Publication in Nuclear Physics B of the paper "Analysis of fine-tuning measures in models with extended Higgs sectors", written together with my PhD student Ruud Peeters and former MSc student Sybrand Zeinstra (now PhD student in Münster).
 
December 2018: Submission of the 10-page document on "Synergies between a U.S.-based Electron-Ion Collider and the European research in Particle Physics" as input to the European Particle Physics Strategy Update 2018-2020. I prepared this together with Marco Radici and with contributions from several other colleagues of the EIC User Group.
 
December 2018: Ph.D. student Tom van Daal successfully defended his thesis entitled: "Mapping the internal structure of hadrons through color and spin effects". Tom was supervised by Prof. Piet Mulders (VUA/Nikhef) and myself.
 
August 2018: My first paper in Physical Review A has been published. It was written together with M.Sc. student Eric J. Pap and Math colleague Holger Waalkens and is about the "Non-Abelian nature of systems with multiple exceptional points". Eric will join us as a Ph.D. student as of September 2018.
 
June 2018: I joined the Physics Advisory Board of the Lorentz Center in Leiden
 
April 2018: Chalis Setyadi joined my group as a Ph.D. student to work on Wilson lines in high-energy scattering. He is financially supported by an Indonesian LPDP grant.
 

September 2017: Appointment as Scientific Director of the Van Swinderen Institute for Particle Physics and Gravity


July 2017: I was elected as European Representative in the Steering Committee of the Electron-Ion Collider Users Group (EICUG)


January 2017: Joined CERN's SPS and PS Experiments Committee (SPSC)
 

October 2016: Organization of the Symposium on advances in semi-classical methods in mathematics and physics in Groningen, with among others Carl Bender, Michael Berry and Gerard 't Hooft as speakers


September 2016: Appointment as Deputy Programme Director (Adjunct Opleidingsdirecteur) of the BSc Physics & Applied Physics Programmes at the University of Groningen


May/June 2016: Organization [Co-chair] of the QCD Evolution 2016 workshop in Amsterdam


March 2016: Publication in Physical Review Letters about single spin asymmetries at high gluon densities, entitled "Single spin asymmetries from a single Wilson loop", written together with Miguel Echevarria, Piet Mulders and Jian Zhou. See also the news item on the VSI webpage 


October 2015: My Ph.D. student Wouter Dekens successfully defended his thesis entitled: "Discrete symmetry breaking beyond the Standard Model"


July 2015: Rubicon grant awarded to my Ph.D. student Wouter Dekens! The grant is for a two-year postdoc position at Los Alamos National Laboratory to work on the project "A window on the universal matter-antimatter asymmetry"


April 2015: Publication in Physical Review D about Higgs plus jet production at the LHC, entitled "Impact of gluon polarization on Higgs boson plus jet production at the LHC", written together with Cristian Pisano


December 2014: Publication in Nuclear Physics B about left-right symmetric models, entitled "Viability of minimal left–right models with discrete symmetries", written together with my Ph.D. student Wouter Dekens


November 2014: Our 2.1 million euro FOM program proposal "Higgs as a probe and portal" has been awarded, ranked first! This funding allows me to hire a Ph.D. student on that topic. See the FOM press release, more details in Dutch, and a brief youtube video about the program


October 2014: Started supervision (as first promotor) of Tom van Daal, Ph.D. student in the group of Piet Mulders in Amsterdam. Tom will study the energy scale dependence of quark and gluon spin and transverse momentum effects


July 2014: Publication in Nuclear Physics B about Higgs boson production, entitled "TMD evolution and the Higgs transverse momentum distribution", written together with Wilco J. den Dunnen


January 2014: I moved to the Faculty of Mathematics and Natural Sciences, more specifically to the Van Swinderen Institute for Particle Physics and Gravity, formerly known as the Centre for Theoretical Physics


August 2013: Publication in Physical Review Letters of my paper "Determining the Higgs spin and parity in the diphoton channel", that was written together with Wilco J. den Dunnen, Cristian Pisano and Marc Schlegel


February 2013: My Ph.D. student Wilco den Dunnen (VU University Amsterdam) successfully defended his thesis entitled: "Polarization effects in proton-proton collisions within the Standard Model and beyond"


October 2012: My former Ph.D. advisor Piet Mulders has obtained an ERC Advanced Grant, for work related to "our" function


July 2012: CERN discovery of what looks like the Higgs boson, first reactions at KVI


January 2012: Publication in Physical Review Letters of my paper "Linearly polarized gluons and the Higgs transverse momentum distribution", that was written together with Wilco J. den Dunnen, Cristian Pisano, Marc Schlegel and Werner Vogelsang. See also the news item on the webpage of the Dutch funding agency FOM 


August 2011: Publication of the Electron-Ion Collider (EIC) Science case report (Editors: D. Boer, M. Diehl, R. Milner, R. Venugopalan, W. Vogelsang)


March 2011: Publication in Physical Review Letters of my paper "Direct probes of linearly polarized gluons inside unpolarized hadrons", that was written together with Stan Brodsky, Piet Mulders and Cristian Pisano 


February 2011: Appointment as "Adjunct Hoogleraar" (Associate Professor)


November 2010: Publication in Physical Review Letters of my paper "Test of the universality of naive-time-reversal-odd fragmentation functions", that was written together with Zhong-Bo Kang, Werner Vogelsang and Feng Yuan 


August 2010: Publication in Physical Review Letters of my paper "Bounding W-W' mixing with spin asymmetries at RHIC", that was written together with my Ph.D. student Wilco J. den Dunnen (VU University Amsterdam)


June 2010: My Ph.D. student Jorn Boomsma (VU University Amsterdam) successfully defended his thesis entitled: "Effects of instanton interactions on the phases of quark matter"