Results 91 to 100 of about 99,104 (292)

Emergence of a Hexagonal Fe2S2 Single Layer Without a Bulk Counterpart via Phase Transformation

open access: yesAdvanced Functional Materials, EarlyView.
Upon annealing, single‐layer Mackinawite iron sulfide transforms into a previously unknown hexagonal Fe2S2${\rm Fe}_2{\rm S}_2$ phase with β$\beta$‐CuI structure. STM, LEED, and first‐principles calculations identify the structure and show that electronic correlations and magnetic order are important for its stability.
Affan Safeer   +10 more
wiley   +1 more source

Influence of inevitable hydrogen evolution reaction on morphology of electrodeposited zinc

open access: yesJournal of Electrochemical Science and Engineering
Influence of parallel hydrogen evolution reaction (HER) on morphology of zinc electro­deposits has been investigated. Zn was electrodeposited potentiostatically from the alkaline electrolyte at overpotentials both inside and outside the plateau of the ...
Nebojša D. Nikolić   +3 more
doaj   +1 more source

SIMULATION OF THE COALESCENCE PROCESS OF GOLD NANOPARTICLES BY MONTE-CARLO METHOD [PDF]

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2012
The simulation of the coalescence process of gold nanoparticles for different initial configuration by Monte-Carlo method was carried out. The interaction between nanoparticles was described by many-body Gupta potential.
A.Yu. Kolosov   +5 more
doaj  

Proximity‐Tuned Magnetic and Transport Anomalies in All‐Epitaxial Fe5−xGeTe2/WSe2 Van der Waals Heterostructures

open access: yesAdvanced Functional Materials, EarlyView.
All‐epitaxial and scalable ferromagnetic/non‐magnetic Fe5−xGeTe2/WSe2 van der Waals (vdW) heterostructures exhibiting room‐temperature magnetism and perpendicular magnetic anisotropy (PMA) are realized. The system displays proximity‐tuned magnetic anisotropy, thickness‐dependent unconventional Hall effects, and temperature‐dependent sign reversal of ...
Hua Lv   +15 more
wiley   +1 more source

On the spectrum and energy of singular graphs

open access: yesAKCE International Journal of Graphs and Combinatorics, 2019
Energy of a graph is defined as the sum of the absolute values of the eigenvalues of the adjacency matrix of a graph and is denoted by . The graph with vertices is called nonhypoenergetic if and hypoenergetic if . Singular graphs are graphs with nullity .
T.K. Mathew Varkey, John K. Rajan
doaj   +1 more source

In Situ Interfacial Assembly of Dynamic Semi‐Interpenetrating Biopolymer Networks for Robust and Mechanically Adaptive Droplet Interfaces

open access: yesAdvanced Functional Materials, EarlyView.
A dynamic interfacial semi‐interpenetrating polymer network is constructed by sequential assembly of β‐sheet‐rich SF and CS‐RL. The SF framework provides mechanical strength, while dynamically associated CS‐RL enables local rearrangement, allowing droplets to rapidly reconfigure without loss of interfacial integrity.
Yaping Zhang   +7 more
wiley   +1 more source

Unveiling droplet size evolution in aerosol jet printing processing via numerical simulation

open access: yesVirtual and Physical Prototyping
Aerosol jet printing (AJP) enables high-resolution deposition, yet the evolution of droplet-size distributions and its impact on print quality remain insufficiently characterised.
Yang Zhang   +7 more
doaj   +1 more source

Experimental investigation on bubble coalescence under nonuniform temperature distribution in reduced gravity [PDF]

open access: yes, 2007
Results on bubble coalescences from the space experiment of thermocapillary bubble migration conducted on board the Chinese 22nd recoverable satellite are presented in this paper.
崔海亮   +5 more
core   +1 more source

Microfluidic Architecting of Patchy MXene Core‐Shell Particles for Ultralow‐Loading Photothermal Shape‐Memory Actuation

open access: yesAdvanced Functional Materials, EarlyView.
Spatially distributing Ti3C2Tx nanosheets into core‐shell architecture, rather than as directly dispersed flakes, mitigates aggregation and enhances photon harvesting. When the Ti3C2Tx core‐shell particles are incorporated into a shape‐memory polymer matrix at an ultralow loading of 0.0024 wt%, the improved photothermal conversion translates into ...
May Maung Zaw   +12 more
wiley   +1 more source

Coalescence-Induced Jumping of Nanodroplets in a Perpendicular Electric Field: A Molecular Dynamics Study

open access: yes
Coalescence-induced jumping has promised a substantial reduction in the droplet detachment size and consequently shows great potential for heat-transfer enhancement in dropwise condensation.
Dan-Qi Wang (5720300)   +6 more
core   +1 more source

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