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We studied the spatial distributions of multiple stellar populations (MPs) in a sample of 20 globular clusters (GCs) spanning a broad range of dynamical ages. The differences between first-population (FP) and second-population (SP) stars…

Solar and Stellar Astrophysics · Physics 2019-10-16 E. Dalessandro , M. Cadelano , E. Vesperini , S. Martocchia , F. R. Ferraro , B. Lanzoni , N. Bastian , J. Hong , N. Sanna

The LHCb detector with its unique pseudorapidity coverage allows to perform soft-QCD measurements in the kinematic forward region where QCD models have large uncertainties. Selected analyses related to soft-Diffraction will be summarised in…

High Energy Physics - Experiment · Physics 2013-10-09 Marco Meissner

We experimentally demonstrate enhanced slow and fast light by forced coherent population oscillations (CPOs) in a SOA. This approach is shown to rely on the interference between two different contributions. This opens the possibility to…

Recent observations of the Coma cluster of galaxies in its central region have provided approximately 250 new redshifts - allowing a good membership criterion to be established for brighter galaxies - and magnitudes for 8000 objects in the…

Astrophysics · Physics 2007-05-23 F. Durret , A. Biviano , D. Gerbal , O. Le Fevre , C. Lobo , A. Mazure , E. Slezak

The $CP^2$ model, with and without a generalized Hopf term, is studied using the collective coordinate approximation. In the spirit of this approximation, an ansatz is given which in previous numerical studies was seen to give a good…

High Energy Physics - Theory · Physics 2009-10-30 J. Burzlaff , W. J. Zakrzewski

Cross-match spatially clusters and organizes several astronomical point-source measurements from one or more surveys. Ideally, each object would be found in each survey. Unfortunately, the observation conditions and the objects themselves…

Databases · Computer Science 2007-05-23 Jim Gray , Alex Szalay , Tamas Budavari , Robert Lupton , Maria Nieto-Santisteban , Ani Thakar

Conformal prediction is a popular technique for constructing prediction intervals with distribution-free coverage guarantees. The coverage is marginal, meaning it only holds on average over the entire population but not necessarily for any…

Methodology · Statistics 2026-05-28 Yao Zhang , Emmanuel J. Candès

The high spatial resolution of the MECS experiment on board Beppo-SAX has encouraged a few scientists, including the author, to perform observations of galaxy clusters. Results from the analysis of the first few observed objects are…

Astrophysics · Physics 2009-10-30 S. Molendi

We present the results of the first strong lens time delay challenge. The motivation, experimental design, and entry level challenge are described in a companion paper. This paper presents the main challenge, TDC1, which consisted of…

We review the latest underlying event and minimum bias results and discuss the associated problematics with the idea of establishing a solid baseline for the LHC experiments. These measurements include study of the underlying event in…

High Energy Physics - Experiment · Physics 2011-06-17 Christina Mesropian

This paper presents the results of a pilot redshift survey of 18 candidate compact groups from the distant DPOSS survey that extends the available surveys of compact groups of galaxies to z ~0.2 in redshift, mainly Hickson Compact Groups…

Astrophysics · Physics 2009-11-11 E. Pompei , R. R. de Carvalho , A. Iovino

We investigate the clustering properties of loose groups in the Perseus--Pisces redshift Survey (PPS). Previous analyses based on CfA and SSRS surveys led to apparently contradictory results. We investigate the source of such discrepancies,…

Astrophysics · Physics 2009-10-28 R. Trasarti Battistoni , G. Invernizzi , S. Bonometto

This talk will review selected topics in rapidity gap physics. In particular I will discuss diffractive jet production and the possibility of searching for the higgs boson using diffraction at the LHC; the dipole picture of diffraction and…

High Energy Physics - Phenomenology · Physics 2007-05-23 J R Forshaw

The topologies permitted in joint ocular dominance (OD), orientation preference (OP), and direction preference (DP) maps in the primary visual cortex (V1) are considered, with the aim of finding a maximally symmetric periodic case that can…

Biological Physics · Physics 2021-12-14 X. Liu , P. A. Robinson

After the completion of the catalogue built with ESO key program (REFLEX), we are beginning to explore the multiband optical characteristics of a subsample of those clusters selected in a statistically independent way. We have already…

Understanding the properties of particle aggregation and resulting aggregates under microgravity conditions leads to better insights on the formation of the early Solar System planetesimals. Simulating such conditions is the main objective…

Earth and Planetary Astrophysics · Physics 2016-09-20 Jeremie Lasue , Anny-Chantal Levasseur-Regourd

We describe the Herschel Virgo Cluster Survey (HeViCS) and the first data obtained as part of the Science Demonstration Phase (SDP). The data cover a central 4x4 sq deg region of the cluster. We use SPIRE and PACS photometry data to produce…

A brief overview of the status of color transparency experiments is presented. We report on the first complete calculations of color transparency within a perturbative QCD framework. We also comment on the underlying factorization method…

High Energy Physics - Phenomenology · Physics 2009-10-31 John P. Ralston , Pankaj Jain , Bijoy Kundu , Jim Samuelsson

Perceiving the environment is one of the most fundamental keys to enabling Cooperative Driving Automation (CDA), which is regarded as the revolutionary solution to addressing the safety, mobility, and sustainability issues of contemporary…

Computer Vision and Pattern Recognition · Computer Science 2022-08-24 Zhengwei Bai , Guoyuan Wu , Matthew J. Barth , Yongkang Liu , Emrah Akin Sisbot , Kentaro Oguchi , Zhitong Huang

We investigate the optomechanical properties of a periodic array of identical scatterers placed inside an optical cavity and extend the results of [A. Xuereb, C. Genes, and A. Dantan, Phys. Rev. Lett. 109, 223601 (2012)]. We show that…

Quantum Physics · Physics 2013-11-05 André Xuereb , Claudiu Genes , Aurélien Dantan
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