Zhaokan Cheng
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View article: Analysis on Current Situation of Adolescent Consumption
Analysis on Current Situation of Adolescent Consumption Open
Social media and advertising have had an important influence on the consumption attitudes of teenagers. The internet burgeons very fast; teenagers are able to be exposed to a lot of consumer information through various social apps, and man…
View article: Measurement of two-neutrino double electron capture half-life of 124Xe with PandaX-4T
Measurement of two-neutrino double electron capture half-life of 124Xe with PandaX-4T Open
A bstract Detailed studies of two-neutrino double electron capture (2 ν DEC) is a crucial step towards searching for the neutrinoless mode to explore the Majorana nature of neutrinos. We have measured precisely the half-life of the 2 ν DEC…
View article: Search for double beta decay of 136Xe to the $$ {0}_1^{+} $$ excited state of 136Ba with PandaX-4T
Search for double beta decay of 136Xe to the $$ {0}_1^{+} $$ excited state of 136Ba with PandaX-4T Open
A bstract We perform a search of double beta decay of 136 Xe to the excited state, $$ {0}_1^{+} $$ , of 136 Ba (2 νββ - $$ {0}_1^{+} $$ ), using the dual-phase xenon detector of PandaX-4T with the first 94.9-day commissioning dat…
View article: Search for Solar Boosted Dark Matter Particles at the PandaX-4T Experiment
Search for Solar Boosted Dark Matter Particles at the PandaX-4T Experiment Open
We present a novel constraint on light dark matter utilizing 1.54 metric ton/year of data acquired from the PandaX-4T dual-phase xenon time projection chamber. This constraint is derived through detecting electronic recoil signals resultin…
View article: Search for lepton portal dark matter in the PandaX-4T experiment
Search for lepton portal dark matter in the PandaX-4T experiment Open
We report a search for a lepton-portal dark matter model, where dark matter couples to a charged lepton in the standard model. This simplified model naturally leads to photon-mediated dark matter interactions with nuclei, making it suitabl…
View article: Evaluation of the management of rotator cuff injuries utilising superparamagnetic iron oxide tracking stem cells
Evaluation of the management of rotator cuff injuries utilising superparamagnetic iron oxide tracking stem cells Open
This study confirms that labeling ADSCs with SPIO nanoparticles is an effective method for tracking these cells in vivo using MRI, providing a non-invasive approach to monitor the repair of injured TBI. Moreover, the localized survival of …
View article: Analysis on Current Situation of AdolescentConsumption
Analysis on Current Situation of AdolescentConsumption Open
Social media and advertising have had an important influence on the consumption attitudes of teenagers. The internet burgeons very fast; teenagers are able to be exposed to a lot of consumer information through various social apps, and man…
View article: Search for MeV-Scale Axionlike Particles and Dark Photons with PandaX-4T
Search for MeV-Scale Axionlike Particles and Dark Photons with PandaX-4T Open
Axionlike particles (ALPs) and dark photons (DPs) are viable dark matter particle candidates. We have searched for possible ALP/DP signals in the PandaX-4T liquid xenon detector using 440 kg·yr of data. A binned likelihood fit is construc…
View article: Position reconstruction and surface background model for the PandaX-4T detector
Position reconstruction and surface background model for the PandaX-4T detector Open
We report the position reconstruction methods and surface background model for the PandaX-4T dark matter direct search experiment. This work develops two position reconstruction algorithms: template matching (TM) method and photon acceptan…
View article: Search for Double Beta Decay of $^{136}$Xe to the $0^+_1$ Excited State of $^{136}$Ba with PandaX-4T
Search for Double Beta Decay of $^{136}$Xe to the $0^+_1$ Excited State of $^{136}$Ba with PandaX-4T Open
We perform a search of double beta decay of $^{136}$Xe to the excited state, $0^+_1$, of $^{136}$Ba (2$νββ$-0$_1^+$), using the dual-phase xenon detector of PandaX-4T with the first 94.9-day commissioning data. The multi-site events are re…
View article: Exploring New Physics with PandaX-4T Low Energy Electronic Recoil Data
Exploring New Physics with PandaX-4T Low Energy Electronic Recoil Data Open
New particles beyond the standard model of particle physics, such as axions, can be effectively searched through their interactions with electrons. We use the large liquid xenon detector PandaX-4T to search for novel electronic recoil sign…
View article: Dark Matter Search Results from <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mn>1.54</mml:mn><mml:mtext> </mml:mtext><mml:mtext> </mml:mtext><mml:mi>Tonne</mml:mi><mml:mo>·</mml:mo><mml:mi>Year</mml:mi></mml:mrow></mml:math> Exposure of PandaX-4T
Dark Matter Search Results from Exposure of PandaX-4T Open
In this Letter, we report the dark matter search results from the commissioning run (Run0) and the first science run (Run1) of the PandaX-4T experiment. The two datasets were processed with a unified procedure, with the Run1 data treated b…
View article: Comprehensive Measurement of the Reactor Antineutrino Spectrum and Flux at Daya Bay
Comprehensive Measurement of the Reactor Antineutrino Spectrum and Flux at Daya Bay Open
This Letter reports the precise measurement of reactor antineutrino spectrum and flux based on the full data set of 4.7 million inverse-beta-decay (IBD) candidates collected at Daya Bay near detectors. Expressed in terms of the IBD yield p…
View article: Search for Solar Boosted Dark Matter Particles at the PandaX-4T Experiment
Search for Solar Boosted Dark Matter Particles at the PandaX-4T Experiment Open
We present a novel constraint on light dark matter utilizing $1.54$ tonne$\cdot$year of data acquired from the PandaX-4T dual-phase xenon time projection chamber. This constraint is derived through detecting electronic recoil signals resul…
View article: Searching for Neutrinoless Double-Beta Decay of $^{136}$Xe with PandaX-4T
Searching for Neutrinoless Double-Beta Decay of $^{136}$Xe with PandaX-4T Open
We report the search for neutrinoless double-beta decay of $^{136}$Xe from the PandaX-4T experiment with a 3.7-tonne natural xenon target. The data reconstruction and the background modeling are optimized in the MeV energy region. A blind …
View article: Measurement of two-neutrino double electron capture half-life of $^{124}$Xe with PandaX-4T
Measurement of two-neutrino double electron capture half-life of $^{124}$Xe with PandaX-4T Open
Detailed studies of two-neutrino double electron capture (2$ν$DEC) is a crucial step towards searching for the neutrino-less mode to explore the Majorana nature of neutrinos. We have measured precisely the half-life of the 2$ν$DEC process …
View article: First Indication of Solar <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi mathvariant="normal">B</mml:mi></mml:mrow><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>8</mml:mn></mml:mrow></mml:mmultiscripts></mml:mrow></mml:math> Neutrinos through Coherent Elastic Neutrino-Nucleus Scattering in PandaX-4T
First Indication of Solar Neutrinos through Coherent Elastic Neutrino-Nucleus Scattering in PandaX-4T Open
The PandaX-4T liquid xenon detector at the China Jinping Underground Laboratory is used to measure the solar B
View article: Search for Cosmic-Ray Boosted Sub-MeV Dark-Matter–Electron Scattering in PandaX-4T
Search for Cosmic-Ray Boosted Sub-MeV Dark-Matter–Electron Scattering in PandaX-4T Open
We report the first search for the elastic scatterings between cosmic-ray boosted sub-MeV dark matter (DM) and electrons in the PandaX-4T liquid xenon experiment. Sub-MeV DM particles can be accelerated by scattering with electrons in the …
View article: Search for MeV-Scale Axionlike Particles and Dark Photons with PandaX-4T
Search for MeV-Scale Axionlike Particles and Dark Photons with PandaX-4T Open
Axionlike particles (ALPs) and dark photons (DPs) are viable dark matter particle candidates. We have searched for possible ALP/DP signals in the PandaX-4T liquid xenon detector using 440 kg$\cdot$yr of data. A binned likelihood fit is con…
View article: Exploring New Physics with PandaX-4T Low Energy Electronic Recoil Data
Exploring New Physics with PandaX-4T Low Energy Electronic Recoil Data Open
New particles beyond the standard model of particle physics, such as axions, can be effectively searched through their interactions with electrons. We use the large liquid xenon detector PandaX-4T to search for novel electronic recoil sign…
View article: Dark Matter Search Results from 1.54 Tonne$\cdot$Year Exposure of PandaX-4T
Dark Matter Search Results from 1.54 Tonne$\cdot$Year Exposure of PandaX-4T Open
In this letter, we report the dark matter search results from the commissioning run and the first science run of the PandaX-4T experiment. A blind analysis is carried out on the entire data set. The data processing is improved compared to …
View article: First Indication of Solar $^8$B Neutrino Flux through Coherent Elastic Neutrino-Nucleus Scattering in PandaX-4T
First Indication of Solar $^8$B Neutrino Flux through Coherent Elastic Neutrino-Nucleus Scattering in PandaX-4T Open
The PandaX-4T liquid xenon detector at the China Jinping Underground Laboratory is used to measure the solar $^8$B neutrino flux by detecting neutrinos through coherent scattering with xenon nuclei. Data samples requiring the coincidence o…
View article: Charged-current non-standard neutrino interactions at Daya Bay
Charged-current non-standard neutrino interactions at Daya Bay Open
A bstract The full data set of the Daya Bay reactor neutrino experiment is used to probe the effect of the charged current non-standard interactions (CC-NSI) on neutrino oscillation experiments. Two different approaches are applied and con…
View article: Search for a sub-eV sterile neutrino using Daya Bay's full dataset
Search for a sub-eV sterile neutrino using Daya Bay's full dataset Open
This Letter presents results of a search for the mixing of a sub-eV sterile neutrino with three active neutrinos based on the full data sample of the Daya Bay Reactor Neutrino Experiment, collected during 3158 days of detector operation, w…
View article: Search for Cosmic-ray Boosted Sub-MeV Dark-Matter-Electron Scattering in PandaX-4T
Search for Cosmic-ray Boosted Sub-MeV Dark-Matter-Electron Scattering in PandaX-4T Open
We report the first search for the elastic scatterings between cosmic-ray boosted sub-MeV dark matter and electrons in the PandaX-4T liquid xenon experiment. Sub-MeV dark matter particles can be accelerated by scattering with electrons in …
View article: Detecting Neutrinos from Supernova Bursts in PandaX-4T
Detecting Neutrinos from Supernova Bursts in PandaX-4T Open
Neutrinos from core-collapse supernovae are essential for the understanding of neutrino physics and stellar evolution. The dual-phase xenon dark matter detectors can provide a way to track explosions of galactic supernovae by detecting neu…
View article: Signal Response Model in PandaX-4T
Signal Response Model in PandaX-4T Open
PandaX-4T experiment is a deep-underground dark matter direct search experiment that employs a dual-phase time projection chamber with a sensitive volume containing 3.7 tonne of liquid xenon. The detector of PandaX-4T is capable of simulta…
View article: PandaX-xT: a Multi-ten-tonne Liquid Xenon Observatory at the China Jinping Underground Laboratory
PandaX-xT: a Multi-ten-tonne Liquid Xenon Observatory at the China Jinping Underground Laboratory Open
We propose a major upgrade to the existing PandaX-4T experiment in the China Jinping Underground Laboratory. The new experiment, PandaX-xT, will be a multi-ten-tonne liquid xenon, ultra-low background, and general-purpose observatory. The …
View article: Measurement of Solar $pp$ Neutrino Flux using Electron Recoil Data from PandaX-4T Commissioning Run
Measurement of Solar $pp$ Neutrino Flux using Electron Recoil Data from PandaX-4T Commissioning Run Open
The proton-proton ($pp$) fusion chain dominates the neutrino production from the Sun. The uncertainty of the predicted $pp$ neutrino flux is at the sub-percent level, whereas that of the best measurement is $\mathcal{O}(10\%)$. In this pap…
View article: Charged-current non-standard neutrino interactions at Daya Bay
Charged-current non-standard neutrino interactions at Daya Bay Open
The full data set of the Daya Bay reactor neutrino experiment is used to probe the effect of the charged current non-standard interactions (CC-NSI) on neutrino oscillation experiments. Two different approaches are applied and constraints o…