papers

Publications (21)

hep-ex2026

Probing scalar-neutrino and scalar-dark-matter interactions with PandaX-4T

PandaX Collaboration, Tao Li, Zihao Bo +113

Scalar-mediated interactions may exist among neutrinos, dark matter particles, or between the two. Double -decay experiments provide a powerful tool to probe such exotic intera…

nucl-ex2025

Precise Measurement of Po Half-life with Exact Parent-daughter Pairing in PandaX-4T

PandaX Collaboration, Chenxiang Li, Zihao Bo +108

We report a precise measurement of half-life using the PandaX-4T liquid xenon time projection chamber (TPC). , emanating from a calibr…

hep-ex2023

Search for light dark matter with ionization signals in the PandaX-4T Experiment

PandaX Collaboration

We report the search results of light dark matter through its interactions with shell electrons and nuclei, using the commissioning data from the PandaX-4T liquid xenon detector. L…

hep-ex2025

Exploring New Physics with PandaX-4T Low Energy Electronic Recoil Data

PandaX Collaboration, Xinning Zeng, Zihao Bo +98

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 de…

hep-ex2026

Measurement of solar neutrino flux with the new PandaX-4T data

PandaX Collaboration, Peiyuan Chen, Wei Chen +104

We report a new measurement of the solar proton--proton () neutrino flux via neutrino--electron elastic scattering using the PandaX-4T Run 2 data set collected between 2024 and…

nucl-ex2022

Measurement of Double Beta Decay Half-life of Xe with the PandaX-4T Detector

PandaX Collaboration, Lin Si, Zhaokan Cheng +85

Precise measurement of two-neutrino double beta decay (DBD) half-life is an important step for the searches of Majorana neutrinos with neutrinoless double beta decay. We report the…

nucl-ex2026

Precise Xe Double Beta Decay Measurement in PandaX-4T with Implications on the Nuclear Matrix Elements and Majorons

PandaX Collaboration, Zhe Yuan, Zihao Bo +111

The continuous spectrum of double beta decay () provides a sensitive probe to test the predictions of the standard model and to search for signatures of new physics beyond it…

nucl-ex2024

Searching for Two-Neutrino and Neutrinoless Double Beta Decay of Xe with the PandaX-4T Experiment

PandaX Collaboration, Xiyu Yan, Zhaokan Cheng +94

Xe is a candidate isotope for neutrinoless double beta decay~() search. In addition, the two-neutrino case () allowed by the Standard Model of particle ph…

nucl-ex2025

Measurement of two-neutrino double electron capture half-life of Xe with PandaX-4T

PandaX Collaboration, Zihao Bo, Wei Chen +99

Detailed studies of two-neutrino double electron capture (2DEC) is a crucial step towards searching for the neutrino-less mode to explore the Majorana nature of neutrinos. We h…

nucl-ex2025

Search for Double Beta Decay of Xe to the Excited State of Ba with PandaX-4T

PandaX Collaboration, Lingyin Luo, Zihao Bo +98

We perform a search of double beta decay of Xe to the excited state, , of Ba (2-0), using the dual-phase xenon detector of PandaX-4T with the f…

hep-ex2024

PandaX-xT: a Multi-ten-tonne Liquid Xenon Observatory at the China Jinping Underground Laboratory

PandaX Collaboration, Abdusalam Abdukerim, Zihao Bo +90

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,…

nucl-ex2025

Tomographic beta-gamma spectroscopy of nuclear beta decay

PandaX Collaboration, Zhe Yuan, Zihao Bo +111

Nuclear decay, a sensitive probe of nuclear structure and weak interactions, has become a precision test bed for physics beyond the Standard Model, driven by recent advances i…

hep-ex2024

Measurement of Solar Neutrino Flux using Electron Recoil Data from PandaX-4T Commissioning Run

PandaX Collaboration, Xiaoying Lu, Abdusalam Abdukerim +89

The proton-proton () fusion chain dominates the neutrino production from the Sun. The uncertainty of the predicted neutrino flux is at the sub-percent level, whereas that…

hep-ex2014

First dark matter search results from the PandaX-I experiment

PandaX Collaboration, Mengjiao Xiao, Xiang Xiao +44

We report on the first dark-matter (DM) search results from PandaX-I, a low threshold dual-phase xenon experiment operating at the China Jinping Underground Laboratory. In the 37-k…

hep-ex2025

Dark Matter Search Results from 1.54 TonneYear Exposure of PandaX-4T

PandaX Collaboration, Zihao Bo, Wei Chen +99

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 en…

hep-ex2024

First Indication of Solar B Neutrino Flux through Coherent Elastic Neutrino-Nucleus Scattering in PandaX-4T

PandaX Collaboration, Zihao Bo, Wei Chen +99

The PandaX-4T liquid xenon detector at the China Jinping Underground Laboratory is used to measure the solar B neutrino flux by detecting neutrinos through coherent scattering…

hep-ex2024

Search for lepton portal dark matter in the PandaX-4T experiment

PandaX Collaboration

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-media…

nucl-ex2024

Searching for Neutrinoless Double-Beta Decay of Xe with PandaX-4T

PandaX Collaboration, Shu Zhang, Zihao Bo +99

We report the search for neutrinoless double-beta decay of Xe from the PandaX-4T experiment with a 3.7-tonne natural xenon target. The data reconstruction and the backgroun…

hep-ex2015

Low-mass dark matter search results from full exposure of PandaX-I experiment

PandaX Collaboration, Xiang Xiao, Xun Chen +43

We report the results of a weakly-interacting massive particle (WIMP) dark matter search using the full 80.1\;live-day exposure of the first stage of the PandaX experiment (PandaX-…

hep-ex2025

Search for MeV-Scale Axionlike Particles and Dark Photons with PandaX-4T

PandaX Collaboration, Tao Li, Zihao Bo +98

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 us…

hep-ex2016

Dark Matter Search Results from the Commissioning Run of PandaX-II

PandaX Collaboration, Andi Tan, Xiang Xiao +51

We present the results of a search for WIMPs from the commissioning run of the PandaX-II experiment located at the China Jinping underground Laboratory. A WIMP search data set with…