Results 161 to 170 of about 77,736 (258)

Ultraviolet Extinction of Metal Oxide Nanoparticles Imaged at the Single Nanoaggregate Level

open access: yesParticle &Particle Systems Characterization, Volume 43, Issue 4, April 2026.
Metal oxide nanoparticles are at the core of many nanotechnology applications, yet their tendency to form complex nanoaggregates imposes the development of alternative characterization methods. UV microscopy is introduced here to monitor the extinction cross‐section of TiO2, SnO2 and Fe2O3 nanoparticles with single nanoaggregate resolution of ...
Xinyu Fang   +8 more
wiley   +1 more source

Effects of Thermal Modification of Cerium‐Doped Black Titanium Dioxide Nanoparticles for Improved Light Absorption in Perovskite Solar Cells

open access: yesChemistrySelect, Volume 11, Issue 13, 6 April 2026.
The graphical abstract describes the synthesis of Ce‐black‐TiO2 via sol‐gel and hydrogenation, followed by thermal treatment to optimize properties. The material is used in perovskite solar cells with layered architecture. It improves charge transport, reduces defects, and enhances efficiency by facilitating electron and hole movement, increasing power
Tebogo Cosby Selema   +4 more
wiley   +1 more source

Synergistic Effects of Mesoporous Structure and Oxygen Vacancies in SnO2 for Enhanced CO2 Electroreduction

open access: yesSmall Science, Volume 6, Issue 4, April 2026.
Mesopores in SnO2 increase the number of active sites and oxygen vacancies, strengthen intermediate stabilization, and improve structural stability, enhancing CO2 to formate conversion. Electrocatalytic CO2 reduction (CO2RR) into value‐added chemicals represents a promising strategy for sustainable CO2 utilization.
Yuguo Zhao   +8 more
wiley   +1 more source

Polarons in Heterogeneous Photo(electro)Catalysts

open access: yesAngewandte Chemie, Volume 138, Issue 13, 23 March 2026.
Polarons are defined as quasiparticles consisting of electrons/holes covered by a cloud of virtual phonons, which are beneficial/detrimental to the electronic properties of materials. This minireview provides a conceptual overview of how small polaron formation influences the photon absorption, charge transport and separation, and surface reactivity in
Hao Wu, Fatwa F. Abdi, Yun Hau Ng
wiley   +2 more sources

Recent Advances in Adsorption–Photocatalytic Removal of Pharmaceuticals From Water Using Hybrid Ion‐Adsorbent Photocatalyst

open access: yesWater Environment Research, Volume 98, Issue 4, April 2026.
This review focuses on recent advancements in hybrid ion adsorbent–photocatalysts for the removal of pharmaceuticals from water, highlighting improved performance, catalyst innovations, mechanistic insights, scalability barriers, and future perspectives. ABSTRACT The remediation of pharmaceutical drugs (PHACs) in the aqueous environment has been one of
Pauline Ncube   +5 more
wiley   +1 more source

Negative and zero linear compressibility in copper dicyanamide and tricyanomethanide. [PDF]

open access: yesChem Sci
Chen M   +5 more
europepmc   +1 more source

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