Results 81 to 90 of about 2,826,109 (303)

Ionic Gating of Liquid‐Crystal‐Like Pteridine Assemblies Enables Tunable Light Scattering

open access: yesAdvanced Materials, EarlyView.
Tunable optical properties emerge through developmentally regulated ionic gating, which transforms disordered, ultraviolet (UV)‐absorbing organelles into concentrically ordered, liquid‐crystal‐like light scatterers. By integrating analyses of pteridine composition, potassium‐dependent assembly, hierarchical ultrastructure, and optical behavior, the ...
Sourabh Bera   +22 more
wiley   +1 more source

Bioactive Pigments of Monascus purpureus: Identification and Characterization

open access: yesJournal of Food and Pharmaceutical Sciences
Monascus purpureus is a filamentous fungus that has long been recognized as one of the main producers of natural pigments. These pigments, including yellow (ankaflavin, monascin), orange (rubropunctatin, monascorubrin), and red (rubropunctamine ...
Resha Resmawati Shaleha   +4 more
doaj   +1 more source

Multi‐Biomimetic Structural Colors Inspired by Pearls and Bird Feathers

open access: yesAdvanced Materials, EarlyView.
A dual‐biomimetic strategy mimicking pearls and bird feathers is proposed to construct full‐gamut structural colors. By integrating a non‐strictly periodic inorganic multilayer architecture with tunable light absorbers, this facile approach circumvents the complex fabrication of traditional 1D photonic crystals, offering immense potential for cosmetics,
Zhiwei Wang   +12 more
wiley   +1 more source

Isolation and Identification of Paint Pigments by Sublimation [PDF]

open access: yesMicroscopy Today, 1996
Abstract The particle size of organic pigments used in modern coatings is extremely fine. Since these individual pigment crystals are typically less than 1 μm in size, they are difficult, if not impossible, to characterize and identify by microscopical means.
openaire   +1 more source

Pigment concentrations at station TT012_3-CTD4

open access: yes, 2003
Pigment concentrations at station TT012_3 ...
Bidigare, Robert R   +1 more
core   +1 more source

Inverse Design of Nanoparticulate Materials

open access: yesAdvanced Materials, EarlyView.
Inverse design shifts nanomaterial development from empirical trial‐and‐error to predictive model‐driven strategies. It can rely on knowledge‐based, data‐based, or hybrid process and property functions. This perspective article provides a practical framework for applying inverse design based on instructive examples. It discusses which modeling approach
Nabi Etienne Traoré   +5 more
wiley   +1 more source

Pigment concentrations at station TT011_15-CTD179

open access: yes, 2003
Pigment concentrations at station TT011_15 ...
Bidigare, Robert R   +1 more
core   +1 more source

Fabrication of Aligned Polycaprolactone Nanofibrillar Bundles to Control Cell‐Mediated Collagen Deposition in Engineered Cartilage

open access: yesAdvanced Materials, EarlyView.
Melt electrofibrillation (MEF) enables the fabrication of nanofibrillar PCL scaffolds with defined architectures that guide cellular alignment and retention during cartilage tissue engineering. Unlike conventional melt electrowriting, MEF consistently directs collagen type II‐rich extracellular matrix organization, providing a tunable platform to ...
Alba Pueyo Moliner   +10 more
wiley   +1 more source

The role of Rab27a in the regulation of melanosome distribution within retinal pigment epithelial cells [PDF]

open access: yes, 2004
Melanosomes within the retinal pigment epithelium (RPE) of mammals have long been thought to exhibit no movement in response to light, unlike fish and amphibian RPE.
Seabra, MC   +4 more
core  

Pigment concentrations at station TT011_12-CTD158

open access: yes, 2003
Pigment concentrations at station TT011_12 ...
Bidigare, Robert R   +1 more
core   +1 more source

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