80 citations · 326 across the 19 of their papers we have counts for
19 papers
Picosecond-scale Heterogeneous Melting of Metals at Extreme Non-equilibrium States
Qiyu Zeng, Xiaoxiang Yu, Bo Chen +4
Extreme electron-ion non-equilibrium states, generated by ultrafast laser excitation, lead to melting processes that are fundamentally different from those under conventional therm…
Thermal conductivity of MgO in giant planetary interior conditions predicted by deep potential
Rong Qiu, Qiyu Zeng, Ke Chen +2
Thermal conductivity of MgO plays a fundamental role in understanding the thermal evolution and mantle convection in the interior of terrestrial planets. However, previous theo…
Theoretical evidence of H-He demixing under Jupiter and Saturn conditions
Xiaoju Chang, Bo Chen, Qiyu Zeng +12
The immiscibility of hydrogen-helium mixture under the temperature and pressure conditions of planetary interiors is crucial for understanding the structures of gas giant planets (…
Anomalous thermal transport across the superionic transition in ice
Rong Qiu, Qiyu Zeng, Han Wang +3
Superionic ices with highly mobile protons within the stable oxygen sub-lattice occupy an important proportion of the phase diagram of ice and widely exist in the interior of icy g…
Full-scale ab initio simulations of laser-driven atomistic dynamics
Qiyu Zeng, Bo Chen, Shen Zhang +4
The coupling of excited states and ionic dynamics is the basic and challenging point for the materials response at extreme conditions. In laboratory, the intense laser produces tra…
Three-step Formation of Diamonds in Shock-compressed Hydrocarbons: Decomposition, Species Separation, and Nucleation
Bo Chen, Qiyu Zeng, Xiaoxiang Yu +4
The accumulation and circulation of carbon-hydrogen dictate the chemical evolution of ice giant planets. Species separation and diamond precipitation have been reported in carbon-h…
Towards Large-Scale and Spatio-temporally Resolved Diagnosis of Electronic Density of States by Deep Learning
Qiyu Zeng, Bo Chen, Xiaoxiang Yu +4
Modern laboratory techniques like ultrafast laser excitation and shock compression can bring matter into highly nonequilibrium states with complex structural transformation, metall…
Reduction of interfacial thermal resistance of overlapped graphene by bonding carbon chains
Yuwen Huang, Wentao Feng, Xiaoxiang Yu +2
Exploring the mechanism of interfacial thermal transport and reducing the interfacial thermal resistance is of great importance for thermal management and modulation. Herein, the i…
Electric-field-induced modulation of thermal conductivity in poly(vinylidene fluoride)
Shichen Deng, Jiale Yuan, Yuli Lin +6
Phonon engineering focuses on heat transport modulation on atomic-scale. Different from reported methods, it is shown that electric field can also modulate heat transport in ferroe…
Cross interface model for the thermal transport across interface between overlapped boron nitride nanoribbons
Wentao Feng, Xiaoxiang Yu, Yue Wang +4
The application of low-dimensional materials for heat dissipation requires a comprehensive understanding of the thermal transport at the cross interface, which widely exists in var…
Ultralow Thermal Conductance of the van der Waals Interface between Organic Nanoribbons
Yucheng Xiong, Xiaoxiang Yu, Yajie Huang +4
Understanding thermal transport through nanoscale van der Waals interfaces is vital for addressing thermal management challenges in nanoelectronic devices. In this work, the interf…
Thermal conductivity of molybdenum disulfide nanotube from molecular dynamics simulations
Han Meng, Dengke Ma, Xiaoxiang Yu +3
Single layer molybdenum disulfide (SLMoS2), a semiconductor possesses intrinsic bandgap and high electron mobility, has attracted great attention due to its unique electronic, opti…
Superior thermal conductivity of poly (ethylene oxide) for solid-state electrolytes: a molecular dynamics study
Han Meng, Xiaoxiang Yu, Hao Feng +2
Solid-state lithium-ion batteries (SSLIBs) are considered to be the new generation of devices for energy storage due to better performance and safety. Poly (ethylene oxide) (PEO) b…
High thermal conductivity of bulk epoxy resin by bottom-up parallel-linking and strain: a molecular dynamics study
Shouhang Li, Xiaoxiang Yu, Hua Bao +1
The ultra-low thermal conductivity (~0.3 Wm-1K-1) of amorphous epoxy resins significantly limits their applications in electronics. Conventional top-down methods e.g. electrospinni…
Unexpectedly High Cross-plane Thermoelectric Performance in Layered Carbon Nitrides
Zhidong Ding, Meng An, Shenqiu Mo +7
Organic thermoelectric (TE) materials create a brand new perspective to search for high-efficiency TE materials, due to their small thermal conductivity. The overlap of pz orbitals…
Generalized two-temperature model for coupled phonons
Meng An, Qichen Song, Xiaoxiang Yu +6
The design of graphene-based composite with high thermal conductivity requires a comprehensive understanding of phonon coupling in graphene. We extended the two-temperature model t…
Enhancement of interfacial thermal conductance of SiC by overlapped carbon nanotubes and intertube atoms
Chengcheng Deng, Xiaoxiang Yu, Xiaoming Huang +1
We proposed a new way, adding intertube atoms, to enhance interfacial thermal conductance (ITC) between SiC-carbon nanotube (CNT) array structure. Non-equilibrium molecular dynamic…
Enhancing thermal conductivity of bulk polyethylene along two directions by paved crosswise laminate
Xiaoxiang Yu, Chengcheng Deng, Xiaoming Huang +1
Recently, some reports show that the ultra-low thermal conductivity of bulk polymers can be enhanced along one direction, which limits its applications. Here, we proposed paved cro…
Enhancing thermoelectric figure-of-merit by low-dimensional electrical transport in phonon-glass crystals
Xue-Ya Mi, Xiaoxiang Yu, Kai-Lun Yao +3
Low-dimensional electronic and glassy phononic transport are two important ingredients of highly-efficient thermoelectric material, from which two branches of the thermoelectric re…