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Long-Lived Charge Separation Following Pump-Energy Dependent Ultrafast Charge Transfer in Graphene/WS$_2$ Heterostructures

Shuai Fu、Indy du Fossé、Xiaoyu Jia 等 14 位作者2020-07-17arXiv (Cornell University)

Van der Waals heterostructures consisting of graphene and transition metal dichalcogenides (TMDCs) have recently shown great promise for high-performance optoelectronic applications. However, an in-depth understanding of the critical processes for device operation, namely interfacial charge transfer (CT) and recombina…

Graphene research and applications2D Materials and ApplicationsNanowire Synthesis and Applications

Progress of MOF Derived Functional Materials toward Industrialization in Solar Cells and Metal-Air Batteries

Mohamed Elhousseini Hilal、Abdelkhalek Aboulouard、Abdul Rehman Akbar 等 6 位作者2020-07-17Preprints.org

The cutting-edge photovoltaic cells are an indispensable part of the ongoing progress of earth-friendly plans for daily life energy consumption. However, the continuous electrical demand that extends to the night time requires a prior deployment of efficient real-time storage systems. In this regard, metal-air batteri…

Advanced Photocatalysis TechniquesMetal-Organic Frameworks: Synthesis and ApplicationsSupercapacitor Materials and Fabrication

ACS Catalysis Highlights Its Most Cited Papers from Around the Globe: Austria, Belgium, Brazil, and Russia

Christopher W. Jones2020-07-17ACS Catalysis

ADVERTISEMENT RETURN TO ISSUEEditorialNEXTACS Catalysis Highlights Its Most Cited Papers from Around the Globe: Austria, Belgium, Brazil, and RussiaChristopher W. JonesChristopher W. JonesMore by Christopher W. Joneshttp://orcid.org/0000-0003-3255-5791Cite this: ACS Catal. 2020, 10, 14, 7932–7933Publication Date (Web)…

scientometrics and bibliometrics researchMachine Learning in Materials ScienceHistory and advancements in chemistry

Spectral properties of correlated quantum wires and carbon nanotubes within the Generalized Kadanoff-Baym Ansatz

F. Cosco、N. Walter Talarico、Riku Tuovinen 等 4 位作者2020-07-17arXiv (Cornell University)

We investigate the spectral properties of an open interacting system by solving the Generalized Kadanoff-Baym Ansatz (GKBA) master equation for the single-particle density matrix, namely the time-diagonal lesser Green's function. To benchmark its validity, we compare the solution obtained within the GKBA with the solu…

Graphene research and applicationsQuantum and electron transport phenomenaMolecular Junctions and Nanostructures

Characterising the Atomic Structure of Mono-Metallic Nanoparticles from X-Ray Scattering Data Using Conditional Generative Models

Andy S. Anker、Emil T. S. Kjær、Erik B. Dam 等 6 位作者2020-07-17ChemRxiv

The development of new nanomaterials for energy technologies is dependent on understanding the intricate relation between material properties and atomic structure. It is, therefore, crucial to be able to routinely characterise the atomic structure in nanomaterials, and a promising method for this task is Pair Distribu…

Machine Learning in Materials ScienceElectron and X-Ray Spectroscopy TechniquesX-ray Diffraction in Crystallography

Novel Hollow Fiber Membranes of PCL and PCL/Graphene as Scaffolds with Potential to Develop in vitro Blood-brain Barrier Models

Marián Mantecón‐Oria、Nazely Diban、Marı́a T. Berciano 等 8 位作者2020-07-17Preprints.org

There is a huge interest in developing novel hollow fiber (HF) membranes able to modulate neural differentiation to produce in vitro blood-brain barrier (BBB) models for biomedical and pharmaceutical research, due to the low cell-inductive properties of the polymer HFs used in current BBB models. In this work, poly(ε-…

Electrospun Nanofibers in Biomedical ApplicationsTissue Engineering and Regenerative MedicineGraphene and Nanomaterials Applications

Direct Measurement of Temperature Diffusivity of Nanocellulose Composite Films

Hiroki Fujisawa、Meguya Ryu、Stefan Lundgaard 等 8 位作者2020-07-17Preprints.org

The thermal properties of novel nanomaterials play a significant role in determining the performance of the material in technological applications. Herein, direct measurement of the temperature diffusivity of cellulose nanocomposite films was carried out by the micro-contact method. Polymer films containing up to 2%wt…

Nanocomposite Films for Food PackagingNatural Fiber Reinforced CompositesAdvanced Cellulose Research Studies

PThammer: Cross-User-Kernel-Boundary Rowhammer through Implicit Accesses

Zhi Zhang、Yueqiang Cheng、Dongxi Liu 等 6 位作者2020-07-17arXiv (Cornell University)

Rowhammer is a hardware vulnerability in DRAM memory, where repeated access to memory can induce bit flips in neighboring memory locations. Being a hardware vulnerability, rowhammer bypasses all of the system memory protection, allowing adversaries to compromise the integrity and confidentiality of data. Rowhammer att…

Diamond and Carbon-based Materials ResearchSecurity and Verification in ComputingCloud Data Security Solutions

Editorial: Topology of Disordered Networks and Their Applications

P. Boolchand、M. Micoulaut2020-07-17Frontiers in Materials

EDITORIAL article Front. Mater., 17 July 2020Sec. Ceramics and Glass Volume 7 - 2020 | https://doi.org/10.3389/fmats.2020.00175

Liquid Crystal Research AdvancementsPhotonic Crystals and ApplicationsPhase-change materials and chalcogenides

Characterising the Atomic Structure of Mono-Metallic Nanoparticles from X-Ray Scattering Data Using Conditional Generative Models

Andy S. Anker、Emil T. S. Kjær、Erik B. Dam 等 6 位作者2020-07-17ChemRxiv

The development of new nanomaterials for energy technologies is dependent on understanding the intricate relation between material properties and atomic structure. It is, therefore, crucial to be able to routinely characterise the atomic structure in nanomaterials, and a promising method for this task is Pair Distribu…

Machine Learning in Materials ScienceElectron and X-Ray Spectroscopy TechniquesX-ray Diffraction in Crystallography

Thermo-Mechanical Analysis of Aluminium Silicon Carbide Composite Materials

Mathias Ekpu2020-07-17Journal of applied science and environmental management

In recent years, composite materials have dominated the electronics industries and other manufacturing industries. Hence, composite materials like aluminium silicon carbide (AlSiC), has been employed to produce heat sinks, which are used mainly to manage heat in electronic devices. However, thermal fatigue of such com…

Advanced ceramic materials synthesisAluminum Alloy Microstructure PropertiesAluminum Alloys Composites Properties

Physical, Absorption and Photoluminescence Performance of Eu3+ Doped Lithium Chloride Tellurite Glass

Syariffah Nurathirah Syed Yaacob、M.R. Sahar、Siti Aishah Jupri 等 6 位作者2020-07-17Diffusion and defect data, solid state data. Part B, Solid state phenomena/Solid state phenomena

A series of (74.4-x) TeO2 – (4.3) LiO2 – (21.3) LiCl – (x) Eu2O3 with 0.0 ≤ x ≤ 2.0 mol % has been made using melt-quenching technique and their optical characteristic has been studied. The present works cover the preparation of the glass sample and the effects of Eu3+ on the physical properties, absorption and photol…

Luminescence Properties of Advanced MaterialsGlass properties and applicationsPhotorefractive and Nonlinear Optics

The Effect of Various ZnO Layer towards Sensing Performance as an Electrolyte-Insulator-Semiconductor pH Sensor

Ensaf Mohammed Al-Khalqi、Muhammad Azmi Abdul Hamid、Roslinda Shamsudin 等 5 位作者2020-07-17Diffusion and defect data, solid state data. Part B, Solid state phenomena/Solid state phenomena

Multilayers zinc oxide thin films were synthesized by the sol–gel spin coating process to fabricate sensing membranes in an electrolyte-insulator-semiconductor (EIS) sensor for pH detection. The effect of various layers (single, three and five layers) on the crystallinity, morphological and optical properties of ZnO f…

ZnO doping and propertiesGas Sensing Nanomaterials and SensorsAnalytical Chemistry and Sensors

Enhanced Anticancer Therapeutic Delivery to Tumor Microenvironment via Simultaneous Angiogenesis and Tumor Targeting

Yongli Zhang、Sihan Wang、Haixia Wang 等 5 位作者2020-07-17ChemNanoMat

Abstract Angiogenesis is an event commonly occurring during tumorigenesis and the following development and progression provide an ideal target for anticancer drug‐targeted delivery. Nanoparticles with tumor‐cell binding ability are usually used for tumor therapy and proved to be able to accumulate in tumor tissues. T…

Nanoparticle-Based Drug DeliveryRNA Interference and Gene DeliveryNanoplatforms for cancer theranostics

Broadband near-unity light absorption with anti-hermitian coupled stacked graphene metasurfaces

Jiaye Yang、Lumang Hu、Zhong Huang 等 6 位作者2020-07-17Physica Scripta

Abstract Enhancement of the interaction between monolayer or few-layers graphene and light is crucial to the potential applications of graphene-based optoelectronic devices. Recently, various nanostructured graphene has been proposed to achieve efficient optical absorption, whereas the bandwidth of the enhanced spectr…

Metamaterials and Metasurfaces ApplicationsPlasmonic and Surface Plasmon ResearchAdvanced Antenna and Metasurface Technologies

A comparative study on magnetic order and field-induced magnetic transition in double perovskite iridates: RE 2 ZnIrO 6 and RE 2 MgIrO 6 (RE = Pr, Nd, Sm, Eu, Gd)

Yuxia Gao、Zhaoming Tian、Longmeng Xu 等 10 位作者2020-07-17Journal of Physics Condensed Matter

Abstract We perform a comparative magnetic study on two series of rare-earth (RE) based double perovskite iridates RE 2 BIrO 6 (RE = Pr, Nd, Sm–Gd; B = Zn, Mg), which show Mott insulating state with tunable charge energy gap from ∼330 meV to ∼560 meV by changing RE cations. For nonmagnetic RE = Eu cations, Eu 2 MgIrO…

Magnetic and transport properties of perovskites and related materialsMultiferroics and related materialsAdvanced Condensed Matter Physics

Computational Insights Into the Electronic Structure and Magnetic Properties of Rhombohedral Type Half-Metal GdMnO3 With Multiple Dirac-Like Band Crossings

Yu Chang、Sung-Ryong Moon、Xin Wang 等 6 位作者2020-07-17Frontiers in Chemistry

were studied thoroughly. Moreover, the changes of multiple linear band crossings and 100% spin polarization under spin-orbit coupling as well as the electron and hole doping were also investigated. It is noted that such spin-polarized HMMs with linear band crossings are still very rare in two-dimensional and three-dim…

Topological Materials and PhenomenaMultiferroics and related materialsHeusler alloys: electronic and magnetic properties

Evaluation of Processing Conditions on the γ′ Morphology of an Oxide Dispersion Strengthened Ni‐Based Superalloy

S.M.S. Aghamiri、Z. Linye、Shigeharu Ukai 等 6 位作者2020-07-17Advanced Engineering Materials

Herein, the evolution of the microstructure of a newly developed oxide dispersion strengthened (ODS) Ni‐based superalloy with emphasis on γ′ morphology during different processing conditions is investigated. X‐ray analysis of severely deformed mechanically alloyed (MAed) powders shows that the as‐milled nano‐sized cry…

Microstructure and mechanical propertiesHigh-Temperature Coating BehaviorsHigh Temperature Alloys and Creep

Synthesis and Applications of Processable Prussian Blue Nanoparticles

P.C. Pándey、Priyanshi Pandey2020-07-17Nanoarchitectonics

The present report describes a comparative study on chemical synthesis of processable Prussian blue Nanoparticles (PBNPs) suitable for developing PB-based devices. Controlled nucleation of PBNP from single precursors, Potassium hexacyanoferrate, has been recorded as a function of reducing and stabilizing ability of so…

Electrochemical sensors and biosensorsConducting polymers and applicationsAdvanced Nanomaterials in Catalysis

Bamboo Usage in Orthopedic: An Attempt to Reconcile Materials Properties with the Biomechanics of Human Walking

Talya Carnrike、Aruoture Egoh、Kischa Reed 等 4 位作者2020-07-17International Journal of Physical Therapy & Rehabilitation

Background: This work is part of an ongoing study on the use of natural materials to provide low cost exoskeleton and orthopedic devices in general. An earlier work showed that fir, pine, oak and bamboo satisfied the requirements of the mid-stance of the Gait cycle which is about 10% of a person’s total weight. In rea…

Natural Fiber Reinforced Composites