papers

Publications (20)

physics.ins-det2022

Measurement of scintillation response of CsI[Na] to low-energy nuclear recoils by COHERENT

D. Akimov, P. An, C. Awe +74

We present results of several measurements of CsI[Na] scintillation response to 3-60 keV energy nuclear recoils performed by the COHERENT collaboration using tagged neutron elastic…

hep-ex2023

Accessing new physics with an undoped, cryogenic CsI CEvNS detector for COHERENT at the SNS

P. S. Barbeau, V. Belov, I. Bernardi +77

We consider the potential for a 10-kg undoped cryogenic CsI detector operating at the Spallation Neutron Source to measure coherent elastic neutrino-nucleus scattering and its sens…

physics.ins-det2023

Performance of a liquid nitrogen cryostat setup for the study of nuclear recoils in undoped CsI crystals

K. Ding, J. Liu, Y. Yang +2

There is a global trend to increase the light yield of CsI scintillators used in neutrino and dark matter detection by operating undoped crystals at cryogenic temperatures. However…

hep-ex2022

Simulating the neutrino flux from the Spallation Neutron Source for the COHERENT experiment

COHERENT Collaboration, D. Akimov, P. An +80

The Spallation Neutron Source (SNS) at Oak Ridge National Laboratory is a pulsed source of neutrons and, as a byproduct of this operation, an intense source of pulsed neutrinos via…

physics.class-ph2010

Bifurcations in the optimal elastic foundation for a buckling column

Daniel Rayneau-Kirkhope, Robert Farr, K. Ding +1

We investigate the buckling under compression of a slender beam with a distributed lateral elastic support, for which there is an associated cost. For a given cost, we study the op…

hep-ex2022

The COHERENT Experimental Program

D. Akimov, S. Alawabdeh, P. An +128

The COHERENT experiment located in Neutrino Alley at the Spallation Neutron Source (SNS), Oak Ridge National Laboratory (ORNL), has made the world's first two measurements of coher…

physics.plasm-ph2019

Particle dynamics in deposition of porous films with a pulsed radio-frequency atmospheric pressure glow discharge

Y. Xu, S. A. Khrapak, K. Ding +4

Nanoparticles grown in a plasma are used to visualize the process of film deposition in a pulsed radio-frequency (rf) atmospheric pressure glow discharge. Modulating the plasma mak…

hep-ex2023

Measurement of Pb(,X) production with a stopped-pion neutrino source

COHERENT Collaboration, P. An, C. Awe +84

Using neutrinos produced at the Spallation Neutron Source (SNS) at Oak Ridge National Laboratory (ORNL), the COHERENT collaboration has studied the Pb(,X) process with a l…

physics.ins-det2023

COHERENT Collaboration data release from the measurements of CsI[Na] response to nuclear recoils

D. Akimov, P. An, C. Awe +75

Description of the data release 10.13139/OLCF/1969085 (https://doi.ccs.ornl.gov/ui/doi/426) from the measurements of the CsI[Na] response to low energy nuclear recoils by the COHER…

physics.optics2017

Polarization conversion of non-specular diffraction orders from metallic nanohole arrays studied by Fourier space polarimetry

Z. L. Cao, K. Ding, L. Y. Yiu +3

We use Fourier space polarimetry to study the incident angle- and polarization-dependent rotation angle and ellipticity of different diffraction orders emerging from a two-dimensio…

astro-ph.CO2025

The Simons Observatory: forecasted constraints on primordial gravitational waves with the expanded array of Small Aperture Telescopes

The Simons Observatory Collaboration, I. Abril-Cabezas, S. Adachi +479

We present updated forecasts for the scientific performance of the degree-scale (0.5 deg FWHM at 93 GHz), deep-field survey to be conducted by the Simons Observatory (SO). By 2027,…

nucl-ex2024

Measurement of the Electron-Neutrino Charged-Current Cross Sections on I with the COHERENT NaIE detector

P. An, C. Awe, P. S. Barbeau +86

Using an 185-kg NaI[Tl] array, COHERENT has measured the inclusive electron-neutrino charged-current cross section on I with pion decay-at-rest neutrinos produced by the…

physics.ins-det2021

A DO detector for flux normalization of a pion decay-at-rest neutrino source

COHERENT Collaboration, D. Akimov, P. An +76

We report on the technical design and expected performance of a 592 kg heavy-water-Cherenkov detector to measure the absolute neutrino flux from the pion-decay-at-rest neutrino sou…

physics.ins-det2022

Monitoring the SNS basement neutron background with the MARS detector

COHERENT Collaboration, D. Akimov, P. An +75

We present the analysis and results of the first dataset collected with the MARS neutron detector deployed at the Oak Ridge National Laboratory Spallation Neutron Source (SNS) for…

hep-ex2022

A COHERENT constraint on leptophobic dark matter using CsI data

COHERENT Collaboration, D. Akimov, P. An +78

We use data from the COHERENT CsI[Na] scintillation detector to constrain sub-GeV leptophobic dark matter models. This detector was built to observe low-energy nuclear recoils from…

hep-ex2022

Measurement of the Coherent Elastic Neutrino-Nucleus Scattering Cross Section on CsI by COHERENT

D. Akimov, P. An, C. Awe +73

We measured the cross section of coherent elastic neutrino-nucleus scattering (\cevns{}) using a CsI[Na] scintillating crystal in a high flux of neutrinos produced at the Spallatio…

cond-mat.mes-hall2015

Second-order correlation function from asymmetric to symmetric transitions due to spectrally indistinguishable biexciton cascade emission

X. F. Wu, X. M. Dou, K. Ding +7

We report the observed photon bunching statistics of biexciton cascade emission at zero time delay in single quantum dots by second-order correlation function measurements under co…

physics.optics2013

Record Performance of Electrical Injection Sub-wavelength Metallic-Cavity Semiconductor Lasers at Room Temperature

K. Ding, M. T. Hill, Z. C. Liu +3

Metallic-Cavity lasers or plasmonic nanolasers of sub-wavelength sizes have attracted great attentions in recent years, with the ultimate goal of achieving continuous wave (CW), ro…

hep-ex2025

Evidence of Coherent Elastic Neutrino-Nucleus Scattering with COHERENT's Germanium Array

S. Adamski, M. Ahn, P. S. Barbeau +85

We report the first detection of coherent elastic neutrino-nucleus scattering (CEvNS) on natural germanium, measured at the Spallation Neutron Source at Oak Ridge National Laborato…

hep-ex2023

First Probe of Sub-GeV Dark Matter Beyond the Cosmological Expectation with the COHERENT CsI Detector at the SNS

D. Akimov, P. An, C. Awe +73

The COHERENT collaboration searched for scalar dark matter particles produced at the Spallation Neutron Source with masses between 1 and 220~MeV/c using a CsI[Na] scintillation…