Results 91 to 100 of about 1,309,305 (327)

Capturing dynamical correlations using implicit neural representations

open access: yesNature Communications, 2023
Understanding the nature and origin of collective excitations in materials is of fundamental importance for unraveling the underlying physics of a many-body system. Excitation spectra are usually obtained by measuring the dynamical structure factor, S(Q, 
Sathya R. Chitturi   +18 more
doaj   +1 more source

Temporal Trends and Short‐ and Long‐Term Mortality of People With Acute Myocardial Infarction and Rheumatoid Arthritis: A Nationwide Cohort Study

open access: yesArthritis Care &Research, EarlyView.
Objective We investigated whether a diagnosis of rheumatoid arthritis (RA) affects the quality of inpatient acute myocardial infarction (AMI) care and long‐term mortality post‐AMI. Methods We analyzed data from 784,091 adults, 6,047 with a diagnosis of RA, from England and Wales hospitalized with AMI between 2005 and 2019 from the Myocardial Ischaemia ...
Megan Butler   +8 more
wiley   +1 more source

Giant Dipole Resonance in A ~ 144 mass region

open access: yesEPJ Web of Conferences, 2013
Exclusive measurement of giant dipole resonance (GDR) γ rays has been performed in 144Sm nucleus which was populated at near barrier energy using the heavy ion reaction of 28Si beam on 116Cd target. GDR γ rays were detected in coincidence with low energy
Mukul Ish   +12 more
doaj   +1 more source

Crystal Ball: On the Future High Energy Colliders [PDF]

open access: yes, 2015
High energy particle colliders have been in the forefront of particle physics for more than three decades. At present the near term US, European and international strategies of the particle physics community are centered on full exploitation of the ...
Shiltsev, Vladimir
core  

Handbook of Accelerator Physics and Engineering

open access: yes, 2013
Concerned with the design and operation of modern accelerators including linacs, synchrotrons and storage rings, this text includes both theoretical and practical matters.
A. Chao   +3 more
semanticscholar   +1 more source

Study of fusion-fission dynamics in 19F+238U reaction

open access: yesEPJ Web of Conferences, 2016
Mass angle distribution measurements for 19F+238U reaction were carried out around the sub barrier energies. Mass angle correlation has not been observed at above and below the fusion barrier in present reaction.
Dubey R.   +11 more
doaj   +1 more source

The design and fabrication of 81.25 MHz RFQ for Low Energy Accelerator Facility

open access: yesNuclear Engineering and Technology, 2019
To provide high shunt impendence with low power losses, an 81.25 MHz continuous wave (CW) radio frequency quadrupole (RFQ) accelerator has been designed and machined as parts of the Low Energy Accelerator Facility (LEAF).
Bo Zhao   +7 more
doaj   +1 more source

High Health Care Utilization Preceding Diagnosis With Juvenile Idiopathic Arthritis

open access: yesArthritis Care &Research, EarlyView.
Objective Although early diagnosis improves long‐term outcomes, patients with juvenile idiopathic arthritis (JIA) often experience prolonged, circuitous paths to diagnosis. To inform diagnostic improvement, we sought to characterize health care utilization in the year preceding diagnosis. Methods We identified 10,021 patients with an incident diagnosis
Anna Costello   +5 more
wiley   +1 more source

Coherent X-rays reveal the influence of cage effects on ultrafast water dynamics

open access: yesNature Communications, 2018
The dynamics of liquid water is rich due to its complex, highly disordered hydrogen-bond network, which hasn’t been fully understood. Perakis et al. measure water dynamics at sub-100 fs and show that it cannot be described by simple thermal motion due to
Fivos Perakis   +28 more
doaj   +1 more source

First results from RHIC: What are they telling us?

open access: yes, 2001
The Relativistic Heavy Ion Collider (RHIC) facility at Brookhaven National Laboratory is the first accelerator specifically constructed for the study of very hot and dense nuclear matter.
Nagle, J. L.
core   +2 more sources

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