Solid Electrolyte Interphases on Sodium Metal Anodes

The solid electrolyte interphase (SEI) plays a critical role in the performance of Na metal batteries. Advanced characterization techniques that help to promote deeper SEI understanding are presented. Several promising strategies to stabilize SEI are elucidated and summarized to inspire the rational design of stable and robust SEIs. Key aspects and...

19h

Rapidly‐Customizable, Scalable 3D‐Printed Wireless Optogenetic Probes for Versatile Applications in Neuroscience

Low‐cost, rapidly customizable optogenetic probes are developed using economical and readily accessible 3D printing technology. This approach allows deployment of batches of custom‐designed probes, without requiring special cleanroom facilities. Experimental characterization and in vivo studies involving 3D printed wireless optogenetic probes demonstrate...

19h

Ultraflexible, Degradable Organic Synaptic Transistors Based on Natural Polysaccharides for Neuromorphic Applications

A natural neutral polysaccharide is developed for realizing an ultraflexible, degradable organic synaptic transistor. The ultrathin and ultralight features allow the device to be seamlessly conformal with arbitrary uneven surface, meanwhile maintaining stable synaptic properties. This work opens up the possibility of using natural biomaterials for developing...

19h

Pushing the Energy Output and Cycling Lifespan of Potassium‐Ion Capacitor to High Level through Metal–Organic Framework Derived Porous Carbon Microsheets Anode

Metal–organic frameworks derived porous carbon microsheets with favorable structure are demonstrated to have excellent K+ storage properties in specific capacity, rate capability, and cycling stability. A high‐performance carbon anode made from this material is demonstrated in a novel hybrid potassium‐ion capacitor with an energy density up to 120 Wh...

19h

Recent Progress in Functional Materials for Selective Detection and Removal of Mercury(II) Ions

The recent advanced systems of mercury(II) ion detection and removal based on nanomaterials, polymers, AIEgens, and porous materials are summarized according to their quick response, high sensitivity, outstanding selectivity, and favorable removal efficiency as sensing platforms. Meanwhile, the development prospects, opportunities, and challenges in...

19h

Space‐Confined Yolk‐Shell Construction of Fe3O4 Nanoparticles Inside N‐Doped Hollow Mesoporous Carbon Spheres as Bifunctional Electrocatalysts for Long‐Term Rechargeable Zinc–Air Batteries

Fe3O4 nanoparticles inside N‐doped hollow mesoporous carbon spheres (N/HCSs) yolk‐shell structure (Fe x @N/HCSs) is shown to be an excellent bifunctional electrocatalyst for the oxygen reduction reaction and oxygen evolution reaction. It is constructed using the melting–diffusion strategy via capillary force. The zinc–air battery assembled with...

19h

Yolk‐Shell Structured Nanoflowers Induced Intracellular Oxidative/Thermal Stress Damage for Cancer Treatment

Yolk‐shell structured nanoflowers induce intracellular oxidative/thermal stress damage for cancer treatment. By using liquid metal as a template, the yolk‐shell structured manganese dioxide nanoflowers are rapidly constructed through an in situ surface reduction process. Benefiting from the guidance of multimode imaging, the nanoparticles exhibit satisfactory...

19h

Transparent Fused Nanowire Electrodes by Condensation Coefficient Modulation

A new concept in the fabrication of high performance transparent, flexible, zero‐junction resistance silver nanowire network electrodes that avoids the need for a masking, metal etching or metal transfer. This unconventional approach is based on extreme local modulation of the condensation coefficient of silver vapor using two composites, one of which...

19h

Importance of Optimal Crystallinity and Hole Mobility of BDT‐Based Polymer Donor for Simultaneous Enhancements of Voc, Jsc, and FF in Efficient Nonfullerene Organic Solar Cells

Three benzo[1,2‐b:4,5‐b']dithiophene‐thienothiophene π‐bridged N‐octylthieno[3,4‐c]pyrrole‐4,6‐dione‐based polymer donors named as PBDT‐X (X=H, F, Cl) are developed. While a planar accepting unit helps improve the crystallinity, all three photovoltaic parameters are simultaneously increased with the introduction of halogen atoms. PBDT‐Cl:Y6‐based devices...

19h

On the Piezo‐Phototronic Effect in Si/ZnO Heterojunction Photodiode: The Effect of the Fermi‐Level Difference

The piezo‐phototronic effect is introduced to improve the performance of Si/ZnO heterojunction photodiodes with different Fermi‐levels in Si. It is found that when the Fermi‐level of Si moves from the bottom of the conduction band to the top of valence band, the magnitude of the performance improvement in Si/ZnO heterojunction PD is increased. ...

19h