Recently,magnetism in two-dimensional(2 D)van der Waals(vd W)materials has attracted wide interests.It is anticipated that these materials will stimulate discovery of new physical phenomena and novel applications.The ...Recently,magnetism in two-dimensional(2 D)van der Waals(vd W)materials has attracted wide interests.It is anticipated that these materials will stimulate discovery of new physical phenomena and novel applications.The capability to quantitatively measure the magnetism of 2 D magnetic vd W materials is essential to understand these materials.Here we report on quantitative measurements of ferromagnetic-to-paramagnetic phase transition of an atomically thin(down to 11 nm)vd W magnet,namely Cr Br_(3),with a Curie point of 37.5 K.This experiment demonstrates that surface magnetism can be quantitatively investigated,which is useful for a wide variety of potential applications.展开更多
SARS-CoV-2 has been demonstrated to be highly susceptible to neuron-and glial-like cells,1 but there is no consensus regarding how the virus affects neurons following neuroinvasion.It is therefore unknown if and how S...SARS-CoV-2 has been demonstrated to be highly susceptible to neuron-and glial-like cells,1 but there is no consensus regarding how the virus affects neurons following neuroinvasion.It is therefore unknown if and how SARS-CoV-2 maintains the homeostasis of neuronal cells.Herein,we revealed that the receptor-binding domain(RBD)of the SARS-CoV-2 spike protein acted as an extracellular remodeling component to undermine epigenetic regulation,perturbnascentRNA(nsRNA)transcription,promote mitochondrial biogenesis,and increase cellular viability in SH-SY5Y cells.展开更多
Open quantum systems are always exposed to an external environment,which result in interacting and exchanging information between quantum systems and their surroundings.The dynamics of real open quantum systems are of...Open quantum systems are always exposed to an external environment,which result in interacting and exchanging information between quantum systems and their surroundings.The dynamics of real open quantum systems are often expected to deviate from the idealized Markovian process of losing information to their surrounding environment and to exhibit non-Markovian展开更多
基金supported by the National Natural Science Foundation of China(Grant Nos.81788101,T2125011,and 11874338)the National Key R&D Program of China(Grant No.2018YFA0306600)+2 种基金Chinese Academy of Sciences(Grants Nos.XDC07000000,GJJSTD20200001,QYZDY-SSW-SLH004,and ZDZBGCH2021002)Anhui Initiative in Quantum Information Technologies(Grant No.AHY050000)Fundamental Research Funds for the Central Universities。
文摘Recently,magnetism in two-dimensional(2 D)van der Waals(vd W)materials has attracted wide interests.It is anticipated that these materials will stimulate discovery of new physical phenomena and novel applications.The capability to quantitatively measure the magnetism of 2 D magnetic vd W materials is essential to understand these materials.Here we report on quantitative measurements of ferromagnetic-to-paramagnetic phase transition of an atomically thin(down to 11 nm)vd W magnet,namely Cr Br_(3),with a Curie point of 37.5 K.This experiment demonstrates that surface magnetism can be quantitatively investigated,which is useful for a wide variety of potential applications.
基金supported by grants from The National Natural Science Foundation of China(No.81971132,82271306)the Sichuan Science and Technology Program(China)(No.2021ZYD0106,2021ZYD0091,22ZDYF3783,2022YFS0615,2023YFH0069,2023NSFSC0028,2023NSFSC1559)+1 种基金Project of Luzhou Science and Technology Bureau(No.2021LZXNYDP01,2021LZXNYD-Z05)Luzhou Government-Southwest Medical University Strategic Cooperation Project and Southwest Medical University Project(Sichuan,China)(No.2021ZKQN058,2020ZRQNB072,2021ZKZD013,2021ZKQN041).
文摘SARS-CoV-2 has been demonstrated to be highly susceptible to neuron-and glial-like cells,1 but there is no consensus regarding how the virus affects neurons following neuroinvasion.It is therefore unknown if and how SARS-CoV-2 maintains the homeostasis of neuronal cells.Herein,we revealed that the receptor-binding domain(RBD)of the SARS-CoV-2 spike protein acted as an extracellular remodeling component to undermine epigenetic regulation,perturbnascentRNA(nsRNA)transcription,promote mitochondrial biogenesis,and increase cellular viability in SH-SY5Y cells.
基金supported by the National Natural Science Foundation of China(81788101,11227901,11722544 and 91636217)the Chinese Academy of Sciences(GJJSTD20170001and QYZDY-SSW-SLH004)the National Key Research and Development Program of China(2013CB921800,2016YFA0502400)
文摘Open quantum systems are always exposed to an external environment,which result in interacting and exchanging information between quantum systems and their surroundings.The dynamics of real open quantum systems are often expected to deviate from the idealized Markovian process of losing information to their surrounding environment and to exhibit non-Markovian
