S. Ghosh
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View article: Radon Removal in XENONnT down to the Solar Neutrino Level
Radon Removal in XENONnT down to the Solar Neutrino Level Open
The XENONnT experiment has achieved an exceptionally low Rn
View article: First Search for Light Dark Matter in the Neutrino Fog with XENONnT
First Search for Light Dark Matter in the Neutrino Fog with XENONnT Open
We search for dark matter (DM) with a mass [3,12] GeV/c2 using an exposure of 3.51 tonne year with the XENONnT experiment. We consider spin-independent DM-nucleon interactions mediated by a heavy or light mediator, spin-dependent DM-neut…
View article: WIMP Dark Matter Search using a 3.1 tonne $\times$ year Exposure of the XENONnT Experiment
WIMP Dark Matter Search using a 3.1 tonne $\times$ year Exposure of the XENONnT Experiment Open
We report on a search for weakly interacting massive particle (WIMP) dark matter (DM) via elastic DM-xenon-nucleus interactions in the XENONnT experiment. We combine datasets from the first and second science campaigns resulting in a total…
View article: Data Quality Monitoring for the Hadron Calorimeters Using Transfer Learning for Anomaly Detection
Data Quality Monitoring for the Hadron Calorimeters Using Transfer Learning for Anomaly Detection Open
The proliferation of sensors brings an immense volume of spatio-temporal (ST) data in many domains, including monitoring, diagnostics, and prognostics applications. Data curation is a time-consuming process for a large volume of data, maki…
View article: Offline tagging of radon-induced backgrounds in XENON1T and applicability to other liquid xenon detectors
Offline tagging of radon-induced backgrounds in XENON1T and applicability to other liquid xenon detectors Open
This paper details the first application of a software tagging algorithm to reduce radon-induced backgrounds in liquid noble element time projection chambers, such as XENON1T and XENONnT. The convection velocity field in XENON1T was mapped…
View article: Sensitivity of the NEXT experiment to Xe-124 double electron capture
Sensitivity of the NEXT experiment to Xe-124 double electron capture Open
Double electron capture by proton-rich nuclei is a second-order nuclear process analogous to double beta decay. Despite their similarities, the decay signature is quite different, potentially providing a new channel to measure the hypothes…
View article: Resonant and non resonant searches at ATLAS and CMS
Resonant and non resonant searches at ATLAS and CMS Open
Recent results from the ATLAS and CMS Experiments are presented on searches for new physics\nbeyond the standard model of particle physics probing resonant and non-resonant signatures
View article: GNN-based end-to-end reconstruction in the CMS Phase 2 High-Granularity Calorimeter
GNN-based end-to-end reconstruction in the CMS Phase 2 High-Granularity Calorimeter Open
We present the current stage of research progress towards a one-pass, completely Machine Learning (ML) based imaging calorimeter reconstruction. The model used is based on Graph Neural Networks (GNNs) and directly analyzes the hits in each…
View article: Neutral Bremsstrahlung Emission in Xenon Unveiled
Neutral Bremsstrahlung Emission in Xenon Unveiled Open
We present evidence of non-excimer-based secondary scintillation in gaseous\nxenon, obtained using both the NEXT-White TPC and a dedicated setup. Detailed\ncomparison with first-principle calculations allows us to assign this\nscintillatio…
View article: CMS RESULTS ON EXOTIC SEARCHES
CMS RESULTS ON EXOTIC SEARCHES Open
The highlights of the recent searches for exotic new physics phenomena leading up to the summer of 2019 from the Compact Muon Solenoid (CMS) exper- iment are presented here. These include searches looking for high mass resonancesor non-res…
View article: Search for new phenomena in leptonic final states at CMS
Search for new phenomena in leptonic final states at CMS Open
Many new physics models, e.g., compositeness, extra dimensions, extended Higgs sectors, supersymmetric theories, and dark sector extensions, are expected to manifest themselves in the final states with leptons. Searches in CMS for new phen…
View article: Search for strongly interacting massive particles generating trackless jets in proton-proton collisions at $\sqrt{s} = $ 13 TeV
Search for strongly interacting massive particles generating trackless jets in proton-proton collisions at $\sqrt{s} = $ 13 TeV Open
A search for dark matter in the form of strongly interacting massive particles (SIMPs) using the CMS detector at the LHC is presented. The SIMPs would be produced in pairs that manifest themselves as pairs of jets without tracks. The energ…
View article: Analysis of the $CP$ structure of the Yukawa coupling between the Higgs boson and $\tau$ leptons in proton-proton collisions at $ \sqrt{s} $ = 13 TeV
Analysis of the $CP$ structure of the Yukawa coupling between the Higgs boson and $\tau$ leptons in proton-proton collisions at $ \sqrt{s} $ = 13 TeV Open
The first measurement of the CP structure of the Yukawa coupling between the Higgs boson and $\tau$ leptons is presented. The measurement is based on data collected in proton-proton collisions at $\sqrt{s}$ =13 TeV by the CMS detector at t…
View article: Demonstration of background rejection using deep convolutional neural networks in the NEXT experiment
Demonstration of background rejection using deep convolutional neural networks in the NEXT experiment Open
View article: Sensitivity of a tonne-scale NEXT detector for neutrinoless double beta decay searches
Sensitivity of a tonne-scale NEXT detector for neutrinoless double beta decay searches Open
The Neutrino Experiment with a Xenon TPC (NEXT) searches for the neutrinoless double-beta decay of Xe-136 using high-pressure xenon gas TPCs with electroluminescent amplification. A scaled-up version of this technology with about 1 tonne o…
View article: Low-diffusion Xe-He gas mixtures for rare-event detection: electroluminescence yield
Low-diffusion Xe-He gas mixtures for rare-event detection: electroluminescence yield Open
View article: Study of the effects of radiation on the CMS Drift Tubes Muon Detector for the HL-LHC
Study of the effects of radiation on the CMS Drift Tubes Muon Detector for the HL-LHC Open
The CMS drift tubes (DT) muon detector, built for withstanding the LHC\nexpected integrated and instantaneous luminosities, will be used also in the\nHigh Luminosity LHC (HL-LHC) at a 5 times larger instantaneous luminosity and,\nconsequen…
View article: Energy calibration of the NEXT-White detector with 1% resolution near Qββ of 136Xe
Energy calibration of the NEXT-White detector with 1% resolution near Qββ of 136Xe Open
A bstract Excellent energy resolution is one of the primary advantages of electroluminescent high-pressure xenon TPCs. These detectors are promising tools in searching for rare physics events, such as neutrinoless double-beta decay ( ββ 0 …
View article: Demonstration of the event identification capabilities of the NEXT-White detector
Demonstration of the event identification capabilities of the NEXT-White detector Open
A bstract In experiments searching for neutrinoless double-beta decay, the possibility of identifying the two emitted electrons is a powerful tool in rejecting background events and therefore improving the overall sensitivity of the experi…
View article: Radiogenic backgrounds in the NEXT double beta decay experiment
Radiogenic backgrounds in the NEXT double beta decay experiment Open
View article: Erratum: Dose rate effects in the radiation damage of the plastic scintillators of the CMS hadron endcap calorimeter
Erratum: Dose rate effects in the radiation damage of the plastic scintillators of the CMS hadron endcap calorimeter Open
Subsequent to the publication of this paper, one of the hybrid photodiodes used as the photode- tector was removed and highly localized damage on its photocathode was discovered. The study of the photodiode cathode was published in Review …
View article: Low-diffusion Xe-He gas mixtures for rare-event detection: Electroluminescence Yield
Low-diffusion Xe-He gas mixtures for rare-event detection: Electroluminescence Yield Open
High pressure xenon Time Projection Chambers (TPC) based on secondary scintillation (electroluminescence) signal amplification are being proposed for rare event detection such as directional dark matter, double electron capture and double …
View article: Efficiency of the topological signature in the NEXT-White detector
Efficiency of the topological signature in the NEXT-White detector Open
In experiments searching for neutrinoless double-beta decay, the possibility of identifying the two emitted electrons is a powerful tool in rejecting background events and therefore improving the overall sensitivity of the experiment. In t…
View article: Highlights from the Compact Muon Solenoid (CMS) Experiment
Highlights from the Compact Muon Solenoid (CMS) Experiment Open
The highlights of the recent activities and physics results leading up to the summer of 2018 from the Compact Muon Solenoid (CMS) experiment at the CERN Large Hadron Collider (LHC) are presented here. The CMS experiment has a very wide-ran…
View article: A simulation study to distinguish prompt photon from π<sup>0</sup> and beam halo in a granular calorimeter using deep networks
A simulation study to distinguish prompt photon from π<sup>0</sup> and beam halo in a granular calorimeter using deep networks Open
In a hadron collider environment identification of prompt photons originating in a hard partonic scattering process and rejection of non-prompt photons coming from hadronic jets or from beam related sources, is the first step for study of …
View article: 1046 Molecular characterisation of a multidrug-resistant dermatophyte strain from a clinical non-responder and development of a potential therapy
1046 Molecular characterisation of a multidrug-resistant dermatophyte strain from a clinical non-responder and development of a potential therapy Open
View article: Latest CMS results on Higgs boson production in association with top quarks $(t\bar tH)$
Latest CMS results on Higgs boson production in association with top quarks $(t\bar tH)$ Open
The searches for Higgs boson production in association with a pair of top\nquarks at the Compact Muon Solenoid (CMS) experiment using data collected\nduring proton-proton collisions at a center of mass energy of 13 TeV in 2016\nare present…
View article: Brightness and uniformity measurements of plastic scintillator tiles at the CERN H2 test beam
Brightness and uniformity measurements of plastic scintillator tiles at the CERN H2 test beam Open
We study the light output, light collection efficiency and signal timing of a variety of organic scintillators that are being considered for the upgrade of the hadronic calorimeter of the CMS detector. The experimental data are collected a…
View article: Radioactive source calibration test of the CMS Hadron Endcap Calorimeter test wedge with Phase I upgrade electronics
Radioactive source calibration test of the CMS Hadron Endcap Calorimeter test wedge with Phase I upgrade electronics Open
The Phase I upgrade of the CMS Hadron Endcap Calorimeters consists of new photodetectors (Silicon Photomultipliers in place of Hybrid Photo-Diodes) and front-end electronics. The upgrade will eliminate the noise and the calibration drift o…
View article: Latest CMS results on Higgs boson production in association with top quarks ($\mathrm{t\bar{t}H}$)
Latest CMS results on Higgs boson production in association with top quarks ($\mathrm{t\bar{t}H}$) Open
The searches for Higgs boson production in association with a pair of top quarks at the Compact Muon Solenoid (CMS) experiment using data collected during proton-proton collisions at a center of mass energy of 13 TeV in 2016 are presented.…