Insights into the mechanism of metal-polymer contact electrification for triboelectric nanogenerator via first-principles investigations

10.1016/j.nanoen.2018.04.025

2018-04-10

Surface micro/nano structures and materials modification are the major methods to enhance the output performance of triboelectric nanogenerator (TENG). However, the microcosmic mechanism on how they take effect has not been clear yet. Herein, the typical mate...

Particle-in-box nanostructured materials created via spatially confined pyrolysis as high performance bifunctional catalysts for electrochemical overall water splitting

10.1016/j.nanoen.2018.04.003

2018-04-04

Novel particle-in-box nanostructure was developed and demonstrated as a high performance bifunctional catalyst for electrochemical overall water splitting. The particle-in-box nanostructure was composed of N-doped graphene layer coated Fe-Ni alloy nanoparticl...

An Interpenetrating 3D Porous Reticular Nb2O5@Carbon Thin Film for Superior Sodium Storage

10.1016/j.nanoen.2018.04.006

2018-04-04

Orthorhombic phase of niobium pentoxide (T-Nb2O5) has been considered as a potential anode material for sodium ion batteries (NIBs), because it can intercalate a large amount of sodium ion reversibly and durably without structural disruption. However, the inh...

Transparent-Flexible-Multimodal Triboelectric Nanogenerators for Mechanical Energy Harvesting and Self-powered Sensor Applications

10.1016/j.nanoen.2018.03.074

2018-04-04

Triboelectric nanogenerators (TENGs) harvest and convert mechanical energy to electrical energy. TENGs that are transparent and flexible can be applied to various (opto-)electronic devices supporting finger- or pen-based touchscreen inputs. This paper present...

Probing Electrical Degradation of Cathode Materials for Lithium-Ion Batteries with Nanoscale Resolution

10.1016/j.nanoen.2018.04.005

2018-04-04

Understanding the degradation mechanism of Lithium-ion batteries (LIBs) is critical in developing high-performance LIBs, and the investigation of their electrical conductivity evolution during cycling can lead to a better understanding of the degradation mech...

A Covalent Heterostructure of Monodisperse Ni2P Immobilized on N, P-co-doped Carbon Nanosheets for High Performance Sodium/Lithium Storage

10.1016/j.nanoen.2018.04.001

2018-04-04

The high volume expansion and serious agglomeration during sodiation/lithiation of transition metal phosphides (TMPs) raise up challenging kinetic issues and rapid capacity fading upon cycling. The good dispersion and confined movement of individual TMP parti...

Study on friction-electrification coupling in sliding-mode triboelectric nanogenerator

10.1016/j.nanoen.2018.04.007

2018-04-04

Triboelectric nanogenerator (TENG) is regarded as a revolutionary technology for harvesting clean and sustainable energy with low cost. Here, sliding-mode TENGs based on both graphene sheets embedded carbon (GSEC) and amorphous carbon (a-C) films were designe...

Synergistic Effect between Undercoordinated Platinum Atoms and Defective Nickel Hydroxide on Enhanced Hydrogen Evolution Reaction in Alkaline Solution

10.1016/j.nanoen.2018.03.080

2018-04-04

Improving the hydrogen evolution reaction (HER) performance of Pt based catalysts in alkaline environment is of key importance in various industrial processes and remains a challenge so far. Given the lower energy barriers of water dissociation upon the under...

Chlorine substituted 2D-conjugated polymer for high-performance polymer solar cells with 13.1% efficiency via toluene processing

10.1016/j.nanoen.2018.04.002

2018-04-03

In the past few years, fluorine atom has been widely introduced into organic semiconductor (OS) materials to improve the photovoltaic performance of polymer solar cells (PSCs). In contrast, chlorine atom is rarely concerned, although it is also a halogen elem...

Nanoparticle-induced fast nucleation of pinhole-free PbI2 film for ambient-processed highly-efficient perovskite solar cell

10.1016/j.nanoen.2018.03.081

2018-04-03

Fully ambient, low temperature-processed, and high-performance perovskite solar cells (PSCs) fabricated with sequential deposition method (SDM) are especially attractive for future commercialization. However, it is extremely difficult as uncontrollable crysta...