Results 141 to 150 of about 215,527 (326)

Soft x-ray induced femtosecond solid-to-solid phase transition [PDF]

open access: green, 2017
F. Tavella   +14 more
openalex   +1 more source

High Charge Carrier Mobility in Non‐Conjugated 3D Covalent Organic Frameworks

open access: yesAdvanced Materials, EarlyView.
A non‐conjugated 3D COF constructed via boronate ester linkages from tetraphenylene and pyrene‐based monomers is reported, which exhibits a high charge carrier mobility of 14 ± 1 cm2 V−1 s−1. ABSTRACT π‐Conjugation, π–π stacking, and long‐range order play a central role in determining charge transport efficiency in organic materials.
Joaquín Almarza   +11 more
wiley   +1 more source

Photoaccumulation of Long‐Lived Reactive Electrons in a Microporous Ti(IV) Oxocluster‐Based Metal–Organic Framework for Light and Dark Photocatalysis

open access: yesAdvanced Materials, EarlyView.
The microporous Ti12 oxocluster‐based MOF MIP‐177(Ti)‐LT exhibits effective charge separation and long‐lived photogenerated electrons persisting for hours, as revealed by spectroscopy. These electrons cause reversible color changes and enable dark H2 evolution and water splitting, demonstrating remarkable electron storage and redox capability ...
Shilin Yao   +15 more
wiley   +1 more source

Comparison of self-reported quality of vision outcomes after myopic LASIK with two femtosecond lasers: a prospective, eye-to-eye study

open access: yesClinical Ophthalmology, 2016
Christopher S Sáles,1 Edward E Manche2 1Weill Cornell Medical College, New York, NY, USA; 2Byers Eye Institute, Stanford University School of Medicine, Palo Alto, CA, USA Purpose: To compare self-reported quality of vision (QoV) outcomes after ...
Sáles CS, Manche EE
doaj  

Space-selective valence state manipulation of transition metal ions inside glasses by a femtosecond laser [PDF]

open access: green, 2001
Jianrong Qiu   +6 more
openalex   +1 more source

Two‐Photon 3D Printing of Functional Microstructures Inside Living Cells

open access: yesAdvanced Materials, EarlyView.
This study demonstrates 3D printing inside living cells by using two‐photon photo‐lithography. A bio‐compatible photoresist is injected into cells and selectively polymerized with a femtosecond laser, creating custom‐shaped intracellular structures with submicron resolution.
Maruša Mur   +4 more
wiley   +1 more source

Polarize the Solvent to Regulate the Intermediate Phase and Dynamic Crystallization of Perovskite Films

open access: yesAdvanced Materials, EarlyView.
A solvent engineering strategy using polar polymers is introduced to regulate perovskite crystallization dynamics in solar cells. Strongly polarized fluorinated groups stabilize the intermediate phase and control solvent exfoliation, leading to high‐quality films with suppressed defects.
Zhuoqiong Zhang   +14 more
wiley   +1 more source

Femtosecond laser-assisted cataract surgery

open access: diamond, 2020
MilindPrasannakumar Suryawanshi   +1 more
openalex   +1 more source

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