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Article
Stearic-Acid-Modified Graphene Oxide with High Dispersion Stability and Good Water-Lubricating Property
In this work, stearic acid (SA) was used to improve the dispersion and tribological performance of graphene oxide (GO). The results exhibited that the SA could improve the dispersion of GO in water by the typi...
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Article
Multifunctional indaceno[1,2-b:5,6-b′]dithiophene chloride molecule for stable high-efficiency perovskite solar cells
The additive strategy has emerged as an effective approach to improving the performance of perovskite solar cells (PSCs). Herein, a small acceptor-donor-acceptor type molecule indaceno[1,2-b:5,6-b′]dithiophene...
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Article
Highly stretchable CNT/MnO2 nanosheets fiber supercapacitors with high energy density
Fiber-shaped supercapacitors (FSSCs) are promising devices in the wearable electronics because of their good flexibility, weavability, tiny volume and lightweight. However, the low stretchability and energy de...
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Article
Bis(4-methylthio)phenyl)amine-based hole transport materials for highly-efficient perovskite solar cells: insight into the carrier ultrafast dynamics and interfacial transport
Hole transport layers (HTLs) play a significant role in the performance of perovskite solar cells. A new class of linear small-molecules based on bis(4-methylthio)phenyl)amine as an end group, carbon, oxygen a...
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Article
Fabrication of Anticorrosion Dual-Component Silane Film on AZ31 Mg Alloy Surface by Self-assembly Method
Dual-component silane film consisting of 3-aminopropyltriethoxysilane (APS) and bis[3-(triethoxysilyl)propyl]tetrasulfide (BTESPT) has been prepared on the surface of AZ31 Mg alloy and the effect of different ...
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Article
Influence of thiourea on electroless Ni–P films deposited on silicon substrates
Electroless nickel–phosphorus films were produced on silicon substrates in alkaline bath solutions, with the addition of thiourea in a concentration range of 1.0–5.0 mg L−1. The influence of thiourea on the chemi...
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Article
Low-temperature bromide modification of SnO2 for highly efficient perovskite solar cells
The electron transport layer (ETL) plays a crucial role in the rapidly developed perovskite solar cells (PSCs). SnO2 has become one of the most promising alternatives to the TiO2 ETL due to its superior character...
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Article
Water-Based Lubrication of Hard Carbon Microspheres as Lubricating Additives
Because of their superior physical and chemical stability, carbon microspheres have been identified as promising lubricating additives. In this paper, hard carbon microspheres with diameters ranging from appro...
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Article
Flexible Actuator and Generator Stimulated by Organic Vapors
For the current flexible actuators, the long-term performance and the reusability usually cannot meet the practical standards, and the bending direction is usually not controllable. To address this issue, a co...
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Article
Multi-functional stretchable and flexible sensor array to determine the location, shape, and pressure: Application in a smart robot
The rapid increase in the aging population prompts the development of wearable devices and sophisticated robots. With their ability to collect complex information about their surroundings via e-skins, robots c...
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Article
Open AccessThermocapillary migration mechanism of molten silicon droplets on horizontal solid surfaces
Effective lubrication under extreme conditions such as high temperature is of considerable importance to ensure the reliability of a mechanical system. New lubricants that can endure high temperatures should b...
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Article
Open AccessMiniaturized Stretchable and High-Rate Linear Supercapacitors
Linear stretchable supercapacitors have attracted much attention because they are well suited to applications in the rapidly expanding field of wearable electronics. However, poor conductivity of the electrode...
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Article
Suppression of charge recombination by application of Cu2ZnSnS4–graphene counter electrode to thin dye-sensitized solar cells
This paper proposes a new mechanism to explain the performance of thin dye-sensitized solar cells (DSSC). Near-stoichiometric flower-like Cu2ZnSnS4 (CZTS) microspheres with a high specific surface area was fabric...
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Article
Method for improving illumination instability of organic–inorganic halide perovskite solar cells
Organohalogen perovskites are attracting considerable attention for use in solar cells. However, the stability of these devices will determine whether they can be made commercially viable. Device encapsulation...
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Article
Trilayered Film with Excellent Tribological Performance: A Combination of Graphene Oxide and Perfluoropolyethers
In the current paper, trilayered films (abridged as APS-GO/PFPE) composed of graphene oxide (GO) and perfluoropolyethers (PFPE) were fabricated successfully on the silicon substrate pre-modified with a self-as...
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Article
Characterization of Boron-Doped ZnO Nanorods Fabricated Using Diborane Plasma
ZnO nanowire or nanorod arrays have caused great interest owing to their unique properties and versatile applications in short-wavelength lasers, electroluminescent devices, photocatalytic systems, and solar c...
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Article
Photovoltaic properties of ferroelectric solar cells based on polycrystalline BiFeO3 films sputtered on indium tin oxide substrates
To study the ferroelectric photovoltaic effect based on polycrystalline films, preparation of high-quality polycrystalline films with low leakage and high remnant polarization is essential. Polycrystalline BiFeO3
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Article
Open AccessFabrication and tribological properties of superhydrophobic nickel films with positive and negative biomimetic microtextures
Nickel (Ni) films with positive and negative textured surfaces of lotus and rice leaf patterns were fabricated through an inexpensive and effective method. The as-prepared Ni films were superhydrophobic and ex...
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Article
Open AccessTransformation of ZnO polycrystalline sheets into hexagon-like mesocrystalline ZnO rods (tubes) under ultrasonic vibration
The mesoscale assembly process is sensitive to additives that can modify the interactions of the crystal nucleus and the develo** crystals with solid surfaces and soluble molecules. However, the presence of ...
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Article
Fabrication and Tribological Study of Graphene Oxide/Multiply-Alkylated Cyclopentanes Multilayer Lubrication Films on Si Substrates
Multilayer films based on graphene oxide (GO) and multiply-alkylated cyclopentanes (MACs) have been fabricated successfully on silicon substrate via both self-assembled and dip-coating technologies. Given the...
