Results 111 to 120 of about 121,814 (291)

Sulfonated Bathocuproine Derivatives as Chemically Bonded Buried‐Interface Engineers for n–i–p Perovskite Solar Cells

open access: yesAdvanced Science, EarlyView.
A BCP‐derived buried‐interface strategy establishes Na‐BCS as a chemically bonded molecular bridge. By combining sulfonate anchoring to SnO2 with preserved BCP–Pb2+ coordination, Na‐BCS simultaneously passivates oxide‐ and perovskite‐side defects, suppresses non‐radiative recombination, and delivers a surface recombination velocity of 8.6 cm s−1, a ...
Dong Hyun Kim   +9 more
wiley   +1 more source

ToF-SIMS at advanced materials - from nano to energy [PDF]

open access: yes, 2022
The basic principles of ToF-SIMS will be explained. Examples of the use of ToF-SIMS for the investigation of titania and core-shell nanoplastic will be given.
Radnik, Jörg
core  

Electrolyte Design for Simultaneous Interfacial Stabilization in Si||NCM811 Full Cells

open access: yesAdvanced Science, EarlyView.
A dual‐additive electrolyte (DAEL) system was optimized to regulate interfacial reactions in both Si anode and the NCM811 cathode. DAEL suppresses gas evolution and degradation, enabling stable interphases. These synergistic effects enhance electrochemical stability and extend battery cycle life in high‐energy lithium‐ion cells.
Seo Yun Jang   +6 more
wiley   +1 more source

Application of imaging TOF-SIMS in cell and tissue research [PDF]

open access: yes, 2007
This thesis is aimed at extending the use of TOF-SIMS (time of flight secondary ion mass spectrometry) as an analytical tool in cell and tissue research.
Richter, Katrin
core  

Bridged h‐BN Nanosheets Coatings: Simultaneous Shielding Atomic‐Oxygen Irradiation and Achieving Superior Friction Performance

open access: yesAdvanced Science, EarlyView.
ABSTRACT To confront extreme space environments, a combination of inorganic and organic coatings can provide a pathway for offering highly durable radiation resistance and anti‐friction simultaneously. Herein, a strong interfacial 3D hydrogen‐bonding network is designed to create robust hexagonal boron nitride (h‐BN) based polymer coatings with ...
Zhuoyi Li   +7 more
wiley   +1 more source

Study on metabolic spatial heterogeneity of hepatocellular carcinoma tumor boundary [PDF]

open access: yesJichu yixue yu linchuang
Objective To explore the spatial heterogeneity of tumor boundary tissue metabolism in hepatocellular carcinoma (HCC) patients using time-of-flight secondary ion mass spectrometry (TOF-SIMS), and to analyze the characteristics of key metabolites in ...
LI Shuxiang
doaj   +1 more source

Unveiling a Hidden Conversion Pathway in CoSe2 Anodes via Rationally Designed CNT‐Interwoven Hollow Carbon Microclusters for High‐Performance Potassium‐Ion Batteries

open access: yesAdvanced Science, EarlyView.
A rational architectural design of hierarchical, CNT‐interwoven hollow carbon microclusters unlocks and stabilizes a unique monoclinic Co3Se4‐mediated conversion–insertion pathway for potassium storage. This structural confinement effectively guides the reaction kinetics and accommodates severe mechanical strain.
Ho Rim Kim   +8 more
wiley   +1 more source

Revealing the Ion Regulation Effect of Zwitterionic All‐Solid‐State Electrolytes in Lithium Metal Batteries

open access: yesAdvanced Science, EarlyView.
This study investigates zwitterionic all‐solid‐state electrolytes, demonstrating strong carboxyl‐Li+ interaction that forms “ion‐enrichment pathway”‐like domains and manipulates Li+ deposition. Additionally, surface‐enriched zwitterions generate a dual‐layer SEI with an inner Li2O‐rich and outer LiF‐rich structure. Through ionic flux regulation and SEI
Wentao Xie   +13 more
wiley   +1 more source

ToF-SIMS spectral analysis of pristine and neutron irradiated single crystal tungstenIEEE Data Portal

open access: yesResults in Surfaces and Interfaces
Time-of-flight secondary ion mass spectrometry (ToF-SIMS) has many promising features in studying materials including high spatial resolution and high mass accuracy of elements, molecules, and isotopes.
Gabriel D. Parker   +4 more
doaj   +1 more source

Additive behavior in ultrathin polymer films investigated by ToF-SIMS [PDF]

open access: yes, 2004
This work is part of a European research program aiming at the detection and quantification by ToF-SIMS of additives at polymer surfaces. An antioxidant has been mixed with different amorphous polymer solutions, and layers of different thickness (
Medard, N   +2 more
core   +1 more source

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