Results 231 to 240 of about 583,984 (377)

Solvent‐Free Phase Separation of Polystyrene‐block‐poly(2‐hydroxyethyl methacrylate) Forming Freestanding Photonic Films

open access: yesAdvanced Materials Interfaces, EarlyView.
This work presents a scalable, eco‐friendly approach to forming microstructured block copolymer (BCP) films within 15 min through hot pressing. This process enables phase separation even for high‐molecular‐weight BCPs, which are often trapped in spherical structures using time‐consuming solvent processes.
Martina Plank   +8 more
wiley   +1 more source

Fabrication and characterization of a full-size ultra-precise lamellar grating for the Cosmic beamline at ALS-U. [PDF]

open access: yesJ Synchrotron Radiat
Voronov D   +7 more
europepmc   +1 more source

Mechanically Tunable Mechanochromic Device with Covert‐Overt Structural Color and Modulation of its Transparency

open access: yesAdvanced Materials Interfaces, EarlyView.
This study presents a novel mechanically responsive optical device that modulates light transmission and generates iridescent structural colors under reflection. The optical transition arises from the exposure of nanoparticles upon stretching, which are initially embedded beneath the surface.
Nguyen Hoang Minh   +4 more
wiley   +1 more source

Aromatic Self‐Assembled Monolayers Enhance Lifetime of Silver SERS Substrates and Provide their Chemical Functionalization

open access: yesAdvanced Materials Interfaces, EarlyView.
Surface enhanced Raman spectroscopy (SERS) is a highly attractive method combining unique specificity with great sensitivity. For protecting the silver‐based SERS substrates, aromatic self‐assembled monolayers consisting of biphenyl‐4‐thiol and 4′‐nitro‐4‐biphenylthiol molecules are deposited and characterized.
Christof Neumann   +10 more
wiley   +1 more source

Raman Marker Bands for In Situ Quality Control During Synthesis of 2D Conjugated Metal–Organic Frameworks

open access: yesAdvanced Materials Interfaces, EarlyView.
The properties of 2D conjugated metal–organic frameworks (2D c‐MOFs) are related to their structure and are influenced by the synthesis conditions. Here, in situ, Raman and transmission electron microscopy (TEM) are used to determine Raman marker bands that characterise the reaction progress and yield of phthalocyanine‐based 2D Cu2[ZnPc‐O8] MOFs. Thus,
Fanny Reichmayr   +8 more
wiley   +1 more source

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