Cation Effects on the Acidic Oxygen Reduction Reaction at Carbon Surfaces [0.03%]
阳离子对碳表面积氧还原反应的酸性效应
J L Hübner,L E B Lucchetti,H N Nong et al.
J L Hübner et al.
Hydrogen peroxide (H2O2) is a widely used green oxidant. Until now, research has focused on the development of efficient catalysts for the two-electron oxygen reduction reaction (2e- ORR). However, electrolyte effects on the 2e- ORR have re...
Onno van der Heijden,Sunghak Park,Rafaël E Vos et al.
Onno van der Heijden et al.
Kinetic and nonkinetic contributions to the Tafel slope value can be separated using a Tafel slope plot, where a constant Tafel slope region indicates kinetic meaningfulness. Here, we compare the Tafel slope values obtained from linear swee...
Jinhui Tong,Qi Jiang,Fei Zhang et al.
Jinhui Tong et al.
Metal halide perovskite solar cells (PSCs) have become the most promising new-generation solar cell technology. To date, perovskites also represent the only polycrystalline thin-film absorber technology that has enabled >20% efficiency for ...
Cation Influence on Hot-Carrier Relaxation in Tin Triiodide Perovskite Thin Films [0.03%]
阳离子对碘化锡三碘化物钙钛矿薄膜中热载流子松弛的影响
Larissa J M van de Ven,Eelco K Tekelenburg,Matteo Pitaro et al.
Larissa J M van de Ven et al.
Slow hot-carrier cooling may potentially allow overcoming the maximum achievable power conversion efficiency of single-junction solar cells. For formamidinium tin triiodide, an exceptional slow cooling time of a few nanoseconds was reported...
Fluorination Effect on Lithium- and Manganese-Rich Layered Oxide Cathodes [0.03%]
氟化效应对富含锂和锰的层状氧化物正极的影响
Faxing Wang,Peng Zuo,Zhichen Xue et al.
Faxing Wang et al.
Lithium- and manganese-rich (LMR) layered oxides are promising high-energy cathodes for next-generation lithium-ion batteries, yet their commercialization has been hindered by a number of performance issues. While fluorination has been expl...
Missing Excitons: How Energy Transfer Competes with Free Charge Generation in Dilute-Donor/Acceptor Systems [0.03%]
缺失的激子：在稀受体/受体系统中能量转移如何与自由电荷生成相竞争
Joshua M Carr,Melissa K Gish,Obadiah G Reid et al.
Joshua M Carr et al.
Energy transfer across the donor-acceptor interface in organic photovoltaics is usually beneficial to device performance, as it assists energy transport to the site of free charge generation. Here, we present a case where the opposite is tr...
Interfacial Electrochemical Lithiation and Dissolution Mechanisms at a Sulfurized Polyacrylonitrile Cathode Surface [0.03%]
硫化聚丙烯腈阴极表面的界面电化学嵌锂和溶解机制
Dacheng Kuai,Shen Wang,Saul Perez-Beltran et al.
Dacheng Kuai et al.
Advances in sulfurized-polyacrylonitrile (SPAN)-based cathode materials promise safer and more efficient lithium-sulfur (Li-S) battery performance. To elucidate electrolyte-cathode interfacial electrochemistry and polysulfide (PS) dissoluti...
Lithium-Ion Battery Power Performance Assessment for the Climb Step of an Electric Vertical Takeoff and Landing (eVTOL) Application [0.03%]
用于电动垂直起降(eVTOL)应用爬升阶段的锂离子电池功率性能评估
Marm Dixit,Anuj Bisht,Rachid Essehli et al.
Marm Dixit et al.
High power is a critical requirement of lithium-ion batteries designed to satisfy the load profiles of advanced air mobility. Here, we simulate the initial takeoff step of electric vertical takeoff and landing (eVTOL) vehicles powered by a ...
Close-Space Sublimation as a Scalable Method for Perovskite Solar Cells [0.03%]
钙钛矿太阳能电池的一种可扩展的近空间升华法
Nathan Rodkey,Inma Gomar-Fernández,Federico Ventosinos et al.
Nathan Rodkey et al.
Vacuum techniques for perovskite photovoltaics (PV) are promising for their scalability but are rarely studied with techniques readily adaptable for industry. In this work, we study the use of close-space sublimation (CSS) for making perovs...
Emily L Warren,William E McMahon,Michael Rienäcker et al.
Emily L Warren et al.
Tandem and multijunction solar cells offer the only demonstrated path to terrestrial 1-sun solar cell efficiency over 30%. Three-terminal tandem (3TT) solar cells can overcome some of the limitations of two-terminal and four-terminal tandem...