Data intellectual property registration is an important practical exploration of the data property protection initiative in China.From the perspective of the non-material object attributes of data and the legal framew...Data intellectual property registration is an important practical exploration of the data property protection initiative in China.From the perspective of the non-material object attributes of data and the legal framework of the openness of intellectual property rights,data has the rationality and feasibility of being registered as an object of intellectual property rights.The theory of intellectual property contract and intellectual property signal can prove the legitimacy of data being included in the framework of intellectual property registration.In the dimension of substantive rules,the object of data intellectual property registration should be a collection of derived data with practical value and legal sources,and be able to obtain three data intellectual property rights,including the right to hold,to use,and to operate.The registration of data intellectual property rights should adopt the mode of determining the validity of the registration of confirmation.Combined with the characteristics of rapid updates and continuous accumulation of data,we should set short-term and renewable period restrictions,and promote the integration process of data intellectual property registration nationwide.In the dimension of procedural rules,general procedures should be designed around specific issues such as rights application and invalidation.At the same time,it is necessary to establish supporting procedures such as open licensing and trust management.展开更多
Inspired by the X(4140)structure reported in the J/ψφsystem by the CDF experiment in 2009,a series of searches have been carried out in theJ/ψφand J/ψK channels,leading to the claim of ten structures in the B→J...Inspired by the X(4140)structure reported in the J/ψφsystem by the CDF experiment in 2009,a series of searches have been carried out in theJ/ψφand J/ψK channels,leading to the claim of ten structures in the B→J/ψφK system.This article provides a comprehensive review of experimental developments,from the initial evidence of X(4140)at CDF to the amplitude analyses and diffractive process investigations by the LHCb experiment,as well as theoretical interpretations of these states.A triplet of J^(PC)=1++states with relatively large mass splittings[about 200MeV(natural units are adopted)]has been identified in the J/ψφsystem by LHCb.Their mass-squared values align approximately linearly with a possible radial quantum number,suggesting that the triplet may represent a radially excited family.For X(4140),the first state in the triplet,its width reported by LHCb is inconsistent with that measured by other experiments,and possible reasons for this discrepancy are discussed.A potential connection between an excess at 4.35 GeV in the J/ψφmass spectrum reported by the Belle experiment through a two-photon process and a potential spin-2 excess in the LHCb data is also investigated.In addition,potential parallels between the J/ψφand J/ψJ/ψsystems,both composed of two vector mesons,are discussed.The continued interest in,and complexity of,these systems underscore the necessity of further experimental exploration with increased statistical precision across a variety of experiments,particularly those with relatively flat efficiency across the Dalitz plot.The J/ψω,φφ,ρω,andρφsystems are mentioned,and the prospects for the J/ψγandγγsystems,are also highlighted.展开更多
基金the project supported by Fundamental Research Funds for the Central Universities,entitled Research on the Basic Rules and Governance System of Data Rights Confirmation Under the Framework of Intellectual Property Rights(Project Approval Number:2722024BY026)。
文摘Data intellectual property registration is an important practical exploration of the data property protection initiative in China.From the perspective of the non-material object attributes of data and the legal framework of the openness of intellectual property rights,data has the rationality and feasibility of being registered as an object of intellectual property rights.The theory of intellectual property contract and intellectual property signal can prove the legitimacy of data being included in the framework of intellectual property registration.In the dimension of substantive rules,the object of data intellectual property registration should be a collection of derived data with practical value and legal sources,and be able to obtain three data intellectual property rights,including the right to hold,to use,and to operate.The registration of data intellectual property rights should adopt the mode of determining the validity of the registration of confirmation.Combined with the characteristics of rapid updates and continuous accumulation of data,we should set short-term and renewable period restrictions,and promote the integration process of data intellectual property registration nationwide.In the dimension of procedural rules,general procedures should be designed around specific issues such as rights application and invalidation.At the same time,it is necessary to establish supporting procedures such as open licensing and trust management.
基金partially supported by the Natural Science Foundation of China(Grant Nos.12075123,12061141002,and 12535004)the Ministry of Science and Technology of China(Grant Nos.2023YFA1605804 and 2024YFA1610501)。
文摘Inspired by the X(4140)structure reported in the J/ψφsystem by the CDF experiment in 2009,a series of searches have been carried out in theJ/ψφand J/ψK channels,leading to the claim of ten structures in the B→J/ψφK system.This article provides a comprehensive review of experimental developments,from the initial evidence of X(4140)at CDF to the amplitude analyses and diffractive process investigations by the LHCb experiment,as well as theoretical interpretations of these states.A triplet of J^(PC)=1++states with relatively large mass splittings[about 200MeV(natural units are adopted)]has been identified in the J/ψφsystem by LHCb.Their mass-squared values align approximately linearly with a possible radial quantum number,suggesting that the triplet may represent a radially excited family.For X(4140),the first state in the triplet,its width reported by LHCb is inconsistent with that measured by other experiments,and possible reasons for this discrepancy are discussed.A potential connection between an excess at 4.35 GeV in the J/ψφmass spectrum reported by the Belle experiment through a two-photon process and a potential spin-2 excess in the LHCb data is also investigated.In addition,potential parallels between the J/ψφand J/ψJ/ψsystems,both composed of two vector mesons,are discussed.The continued interest in,and complexity of,these systems underscore the necessity of further experimental exploration with increased statistical precision across a variety of experiments,particularly those with relatively flat efficiency across the Dalitz plot.The J/ψω,φφ,ρω,andρφsystems are mentioned,and the prospects for the J/ψγandγγsystems,are also highlighted.
