EPJ Plus: Topical issues

Focus Point on Environmental and Multiplicity Effects on Planet Formation
G. Lodato and C.F. Manara. (Guest editors) 
Focus Point on Uncertainty Quantification of Modelling and Simulation in Physics and Related Areas: From Theoretical to Computational Techniques
J. C. Cortés, T. Caraballo and C. Pinto. (Guest editors) 
Focus Point on Acceleratorbased Photon Science Strategy, Prospects and Roadmap in Europe: a Forward View to 2030.
R. Abela, T. Tschentscher, J. Susini and G. García (Guest editors) 
Point on Environmental and Multiplicity Effects on Planet Formation
G. Lodato and C.F. Manara (Guest editors) 
Focus Point on Citizen Science for Physics: From Education and Outreach to Crowdsourcing Fundamental Research
Despina Hatzifotiadou 
Focus Point on Advances in Photonics for Heritage Science: Developments, Applications and Case Studies
D. Comelli, A. Nevin and G. Valentini 
Focus Point on Memristive Chaotic Circuits and Systems
Q. Lai, X.W. Zhao and J. Kengne 
Focus Point on Environmental and Multiplicity Effects on Planet Formation
G. Lodato and C.F. Manara (Guest editors) 
Focus Point on Progress in Medical Physics in Times of CoViD19 and Related Inflammatory Diseases
E. Cisbani, S. Majewski, A. Gori and F. Garibaldi (Guest editors) 
Focus Point on HighEnergy Accelerators: Advances, Challenges, and Applications
R. Appleby, A. Bazzani, M. Giovannozzi and E. Levichev. (Guest editors) 
Focus Point on A Future Higgs & Electroweak Factory (FCC): Challenges towards Discovery  Part I: The Next Big Leap: Accelerator Technologies for the Precision Frontier.
A. Seryi and A.S. Müller 
Focus Point on A Future Higgs & Electroweak Factory (FCC): Challenges towards Discovery  Part III: Theoretical Challenges
M. McCullough and P. Hernandez 
Focus Point on A Future Higgs & Electroweak Factory (FCC): Challenges towards Discovery  Part IV: Software Developments and Computational Challenges
G. Corti and J. Tanaka 
Focus Point on A Future Higgs & Electroweak Factory (FCC): Challenges towards Discovery  Part I: The Next Big Leap: Accelerator Technologies for the Precision Frontier
A. Seryi and A.S. Müller 
Focus Point on A Future Higgs & Electroweak Factory (FCC): Challenges towards Discovery  Part II: Physics Opportunities and Challenges
B. Heinemann and P. Koppenburg 
Focus Point on Rarefied Flows at Micro and NanoScale
A. Karimipour, K. Hooman, A. D’Orazio and R. Kalbasi (Guest editors) 
Focus Point on Memristive Chaotic Circuits and Systems
Q. Lai, X.W. Zhao and J. Kengne (Guest editors) 
Focus Point on Rarefied Flows at Micro and NanoScale
A. Karimipour, K. Hooman, A. D'Orazio and R. Kalbasi (Guest editors) 
Focus Point on Tensions in Cosmology from Early to Late Universe: The Value of the Hubble Constant and the Question of Dark Energy
S. Capozziello and V.G. Gurzadyan. (Guest editors) 
Focus Point on A Future Higgs & Electroweak Factory (FCC): Challenges towards Discovery
M. McCullough and P. Hernandez. 
Focus Point on Nonlinear Physics Advances
S. Chibbaro, M.C. Firpo, G. Napoli and S. Randoux (Guest editors) 
Focus Point on A Future Higgs & Electroweak Factory (FCC): Challenges towards Discovery  Introduction and Overview
A. Seryi, A.S. Müller, B. Heinemann, P. Koppenburg, M. McCullough, P. Hernandez, G. Corti and J. Tanaka (Guest editors) 
Focus Point on A Future Higgs & Electroweak Factory (FCC): Challenges towards Discovery  Part I: The Next Big Leap: Accelerator Technologies for the Precision Frontier.
A. Seryi and A.S. Müller (Guest editors) 
Focus Point on A Future Higgs & Electroweak Factory (FCC): Challenges towards Discovery  Part III: Theoretical Challenges
M. McCullough and P. Hernandez (Guest editors) 
Focus Point on A Future Higgs & Electroweak Factory (FCC): Challenges towards Discovery  Part II: Physics Opportunities and Challenges
B. Heinemann and P. Koppenburg (Guest editors) 
Focus Point on Advances in Photonics for Heritage Science: Developments, Applications and Case Studies
D. Comelli, A. Nevin and G. Valentini (Guest editors) 
Focus Point on New Technologies for Detection, Protection, Decontamination and Developments of the Decision Support Systems in Case of CBRNe Events
A. Malizia, M. D’Arienzo and P. Chatterjee 
Focus Point on Modern Developments in Applications for Plasma Physics
J. Ongena and M. Kubkowska (Guest editors) 
Focus Point on HighEnergy Accelerators: Advances, Challenges, and Applications
R. Appleby, A. Bazzani, M. Giovannozzi and E. Levichev (Guest editors) 
Focus Point on Scientific Research in Cultural Heritage
L. BellotGurlet, D. Bersani, D. Neff, A.S. Le Hô, L. Robinet and A. Tournié (Guest editors) 
Focus Point on Uncertainty Quantification of Modelling and Simulation in Physics and Related Areas: From Theoretical to Computational Techniques
J. C. Cortés, T. Caraballo and C. Pinto (Guest editors) 
Focus Point on SIPMs as Photosensors for Nuclear, High Energy and Astroparticle Physics
E. Scapparone (Guest editor) 
Focus Point on Small and Medium Particle Accelerator Facilities in Europe
M.A. Ramos and J. GómezCamacho (Guest editors) 
Focus Point on Breakthrough Optics and Complex Systemsbased Technologies of Modulation of Drainage and Clearing Functions of the Brain
J. Kurths, T. Penzel, V.V. Tuchin, T. Myllylä, R.K. Wang and O. SemyachkinaGlushkovskaya (Guest editors) 
Focus Point on Light Pressure across All Scales
A. Macchi and O. M. Maragò (Guest editors) 
Focus Point on Classical and Quantum Information Geometry
F.M. Ciaglia, S. Mancini and H.Q. Minh (Guest editors) 
Focus Point on Modified Gravity Theories and Cosmology
S. Capozziello and V. Gurzadyan (Guest editors) 
Focus Point on Mechanobiology across Scales
M. Ben Amar, A. Boudaoud and M. Lenz (Guest editors) 
Focus Point on Solitons, Integrability, Nonlinear Waves: Theory and Applications
V. S. Gerdjikov, B. Prinari, V. V. Pukchnachev and M. D. Todorov (Guest editors) 
Focus Point on New Technologies for Detection, Protection, Decontamination and Developments of the Decision Support Systems in Case of CBRNe Events
A. Malizia, M. D'Arienzo and P. Chatterjee 
Focus Point on Innovative Quantum Materials
V. Cataudella, P. Lucignano and C. A. Perroni 
Focus Point on Fundamental and Open Issues in Climate Dynamics
A. Provenzale, V. Artale and K. Fraedrich 
Focus Point on Rewriting Nuclear Physics Textbooks: Recent Advances in Nuclear Physics Applications
N. Alamanos, C. Bertulani, A. Bonaccorso, A. Bracco, D. Brink, G. Casini, M.A. Ciocci, V. Rosso and M. Viviani 
Focus Point on Cancer & HIV/AIDS Dynamics: From Optimality to Modelling
A. Debbouche, J.J. Nieto and D.F.M. Torres 
Focus Point on Advances in the Physics and Thermohydraulics of Nuclear Reactors
J. Ongena, P. Ravetto, M. Ripani and P. Saracco 
Focus Point on the Interplay between Climate and Energy Policies
J. Ongena 
Focus Point on Fractional Differential Equations in Physics: Recent Advantages and Future Direction
D. Baleanu, C. Cattani, M.V. Shitikova, H.G. Sun and Y. Zhang 
Focus Point on Scientific Research in Conservation Science
L. BellotGurlet, D. Bersani and P. Vandenabeele 
Focus Point on Nanotechnology, Nanomaterials and Interfaces
O. Fesenko and L. Yatsenko 
Focus Point on Tests of General Relativity and Alternative Gravity Theories
S. Capozziello, I. Ciufolini and V. Gurzadyan 
Focus Point on Past and Present: Recent Advances in the Investigation of Ancient Materials by Means of Scientific Instrumental Techniques
M. Aceto, C. Grifa and C. Lubritto 
Focus Point on Rewriting Nuclear Physics Textbooks: Basic Nuclear Interactions and Their Link to Nuclear Processes in the Cosmos and on Earth
N. Alamanos, C. Bertulani, A. Bonaccorso, A. Bracco, D. Brink, G. Casini and M. Taiuti 
Focus Point on New Challenges in the Scientific Applications to Cultural Heritage
M. Fedi, L. Liccioli, S. Bracci, E. Sibilia, F. Petrucci, L. Giuntini, F. Taccetti, F. Zanini and C. Lubritto 
Focus Point on Modern Astronomy: Selected Issues in Nuclear and High Energy Astrophysics
S. Palmerini and O. Trippella 
Focus Point on New Technologies Related to Intentional and Accidental Release of CBRNe Agents
M. D’Arienzo and A. Malizia 
Focus Point on Microplastic Pollution: Assessment, Effects and Mitigation Strategies
M. Avella, R. Avolio, M. Cocca, E. Di Pace, M. E. Errico and G. Gentile 
Focus Point on Modelling Complex RealWorld Problems with Fractal and New Trends of Fractional Differentiation
A. Atangana, Z. Hammouch, G. Mophou and K. M. Owolabi 
Focus Point on Systems and Security: Advanced Methods with Chaos and Complexity
S. Banerjee 
Focus Point on Complex Photonics
M. Brongersma, F. Capasso and D. Wiersma 
Focus Point on Highlights of Planetary Science in Italy
P. Cerroni, E. Dotto and P. Paolicchi 
Focus Point on Plants for food, energy and sustainability
G. Alimonti, S. Johansson and L. Mariani 
Focus Point on Evaluation of the 30P proton capture reaction rate in classical novae
C. Wrede 
Focus Point on Nuclear data for energy
S. Leray 
Focus Point on Progress in Neutron Reflectometry Instrumentation
G. Fragneto and A. Menelle (Guest editors) 
Focus Point on the Transition to Sustainable Energy Systems
J. Ongena 
Focus Point on Taking stock: measurements, searches and discoveries at the LHC
G. Dissertori 
Focus Point on Compact acceleratordriven neutron sources
C. Andreani, C.K. Loong and G. Prete 
Focus Point on Rewriting Nuclear Physics textbooks: 30 years with radioactive ion beam physics
N. Alamanos, C. Bertulani, A. Bracco, A. Bonaccorso, D. Brink and G. Casini 
Focus Point on the Physics of Cancer
M. Ben Amar 
Focus Point on Status of thirdgeneration synchrotron crystallography beamlines: An overview
G. Garcia 
Focus Point on 3He replacement in neutron detection: Current status and perspectives
N. Colonna, A. Pietropaolo and F. Sacchetti 
Focus Point on Pattern Recognition Tools for Proteomics
V. Cantoni 
Focus Point on Quantum information and complexity
S. Mancini, G. Marmo and S. Pascazio 
Focus Point on An intrinsically safe facility for forefront research and training on nuclear technologies
G. Ricco 
Focus Point on Quantum Spintronics and Related Phenomena
D. Loss and P. Simon 
Focus Point on Recent advances and applications of Resistive Plate Chambers. Guest editor: E. Nappi

Focus Point on Advanced Physical Methods in Brain Research. Guest editors: R. Bellotti, S. Pascazio

Focus Point on Deep Underground Science Laboratories and Projects. Guest editor: A. Bettini

Focus Point on Interdisciplinary Science with Cosmic Rays. Guest editors: A. Bueno, L. Wiencke

Focus Point on Earth’s Climate as a Problem in Physics. Guest editors: F. Prodi, A. Sutera

Focus Point on Progress in Neutron Reflectometry Instrumentation. Guest editors: G. Fragneto, A. Menelle

Focus Point on Open Issues of Interface Computation at Complementary Time and Length Scales. Guest editor: H. Emmerich

Focus Point on Physics for Cultural Heritage. Guest editors: M. Martini, S. Siano

Focus Point on Major Advances in High Energy Physics Software. Guest editor: E. Nappi

Focus Point on Hadrontherapy in Europe. Guest editor: C. Biscari

Focus Point on Biomedical Applications. Guest editor: P. Biscari

Focus Point on Computational Methods for Astro and Plasma Physics: Some Hot Topics. Guest Editor: G. Bertin