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The heat capacity of supercooled water, measured down to -37 {\deg}C, shows an anomalous increase as temperature decreases. The thermal diffusivity, i. e., the ratio of the thermal conductivity and the heat capacity per unit volume, shows a…

统计力学 · 物理学 2014-08-22 John W. Biddle , Vincent Holten , Jan V. Sengers , Mikhail A. Anisimov

The interaction of water with TiO2 is crucial to many of its practical applications, including photocatalytic water splitting. Following the first demonstration of this phenomenon 40 years ago there have been numerous studies of the rutile…

Interfaces dominate heat conduction in nanostructured systems, and much work has focused on methods to enhance interfacial conduction. These approaches generally address planar interfaces, where the heat flux vector is everywhere normal to…

介观与纳米尺度物理 · 物理学 2017-02-21 Woosung Park , Aditya Sood , Joonsuk Park , Mehdi Asheghi , Robert Sinclair , Kenneth E. Goodson

We collected literature data of thermal conductivity experimentally measured in ethylene glycol-based nanofluids and investigated the influence of concentration, temperature and nanoparticle size. We implemented statistical linear…

软凝聚态物质 · 物理学 2021-07-30 Julia Tielke , Marc Avila

At very low temperatures, the tunnelling theory for amorphous solids predicts a thermal conductivity $\kappa\propto T^p$, with $p = 2$. We have studied the effect of the Nuclear Quadrupole moment on the thermal conductivity of glasses at…

无序系统与神经网络 · 物理学 2008-11-11 Alireza Akbari

Advanced supercapacitors have great potential to transform how we store and utilize energy, leading to more efficient and sustainable energy systems. This study reveals the structural features influencing the interfacial thermal transport…

应用物理 · 物理学 2024-02-20 Sobin Alosious , Shern R. Tee , Debra J. Searles

The ionic conduction properties of the technologically important two-dimensional (2D) layered battery material Na2Mn3O7, with exceptional small-voltage hysteresis between charge and discharge curves, have been investigated as a function of…

材料科学 · 物理学 2021-06-24 Bikash Saha , A. K. Bera , S. M. Yusuf

With the continuous advancement of nanotechnology, nanodevices have become crucial components in computing, sensing and energy conversion applications. However, the structures of nanodevices typically possess sub-wavelength dimensions and…

In a well-dispersed nanofluid with strong cluster-fluid attraction, thermal conduction paths can arise through percolating amorphous-like interfacial structures. This results in a thermal conductivity enhancement beyond the Maxwell limit of…

材料科学 · 物理学 2008-12-31 Jacob Eapen , Ju Li , Sidney Yip

We report the first ever accurate theoretical prediction of thermal conductance of any material interface. Thermal interfacial conductance of aluminum (Al)-sapphire ({\alpha}-Al2O3) interface along crystal directions (111) Al || (0001)…

Optical tweezers have revolutionized particle manipulation at the micro- and nanoscale, playing a critical role in fields such as plasmonics, biophysics, and nanotechnology. While traditional optical trapping methods primarily rely on…

光学 · 物理学 2025-03-31 Ashutosh Shukla , Rahul Chand , Sneha Boby , G. V. Pavan Kumar

We investigate the problem of heat conduction across a molecular junction connecting two nanoparticles, both in vacuum and in a liquid environment, using classical molecular dynamics simulations. In vacuum, the well-known result of a length…

材料科学 · 物理学 2011-11-04 Samy Merabia , Jean-Louis Barrat , Laurent J. Lewis

In this work, we aim to study the thermal properties of materials using classical molecular dynamics simulations and specialized numerical methods. We focus primarily on the thermal conductivity \kappa using non-equilibrium molecular…

材料科学 · 物理学 2017-05-03 Jonathan Severin , Philippe Jund

During the fabrication process of large scale silicene through common chemical vapor deposition (CVD) technique, polycrystalline films are quite likely to be produced, and the existence of Kapitza thermal resistance along grain boundaries…

计算物理 · 物理学 2019-06-12 Maryam Khalkhali , Ali Rajabpour , Farhad Khoeini

Understanding interfacial heat transfer between polymers and water is crucial for the design of biomaterials, drug delivery platforms, and nanofluidic systems. In this study, we employed all atom molecular dynamics (MD) simulations to…

软凝聚态物质 · 物理学 2025-12-04 Shadi Babaei , Yekta Cheraghali , Claire Loison , Ali Rajabpour , Samy Merabia

Janus nanoparticles (JNPs) with heterogeneous compositions or interfacial properties can exhibit directional heating upon external excitation, such as laser radiation and magnetic field. This directional heating may be harnessed for new…

应用物理 · 物理学 2023-05-30 Chen Xie , Blake Wilson , Zhenpeng Qin

Proper design and manufacturing thermal bridges based on molecular junctions at the contact between graphene platelets or other thermally conductive nanoparticles would provide a fascinating way to produce efficient heat transport networks…

材料科学 · 物理学 2017-11-07 Alessandro Di Pierro , Guido Saracco , Alberto Fina

Superconductivity in organic conductors is often tuned by the application of chemical or external pressure. With this type of tuning, orbital overlaps and electronic bandwidths are manipulated, whilst the properties of the molecular…

Controlling thermal energy transfer at the nanoscale has become critically important in many applications and thermal properties since it often limits device performance. In this work, we study the effects on thermal conductivity arising…

Investigating thermal transport in van der Waals heterostructure is of scientific interest and practical importance for their applications in a broad range. In this work, thermal conductivity of one-dimensional heterostructure consisting of…

介观与纳米尺度物理 · 物理学 2021-01-01 Han Meng , Shigeo Maruyama , Rong Xiang , Nuo Yang