Results 121 to 130 of about 124,438 (311)

Hierarchically Engineered Multi‐Enzyme Nanoreactors for in vitro Drug Biosynthesis and Pathway Transplantation Into Cells

open access: yesAdvanced Materials, EarlyView.
A hierarchically structured metal–organic framework (eMIL) is shown to host the complete six‐enzyme biosynthesis pathway for the anti‐cancer pigment violacein, reshaping reaction dynamics and multiplying in vitro yields. eMIL nanoreactors deliver this reconstituted bacterial multi‐protein system into mammalian cells, where cell‐derived substrates and ...
Ainur Sharip   +12 more
wiley   +1 more source

Activating a Metallization Switch for Record Hydrogen Evolution in Single‐Atom Modified Polar MOF Piezocatalysts

open access: yesAdvanced Materials, EarlyView.
ABSTRACT Piezocatalytic hydrogen evolution enables the conversion of mechanical energy into chemical fuels, but its efficiency is constrained by a trade‐off between piezoelectric polarization and electronic conductivity. Strong piezoelectric polarization is essential for sufficient driving force, yet highly polar materials typically suffer from poor ...
Chongyan Hao   +13 more
wiley   +1 more source

Several notes on the melting behavior of mesoporous materials

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов
In this paper, the melting temperature dependence on geometric characteristics (volume and shape) of pores distributed in the mesoporous material has been analyzed.
A.V. Shishulin   +2 more
doaj   +1 more source

Photocatalytic degradation of an organophosphorus compound by porous Au- and WO3- modified TiO2 [PDF]

open access: yes, 2016
Organophosphorus (OP) compounds are highly toxic substances that are often used as chemical warfare agents and pesticides. OP pesticides are the most widely used class of pesticide in the world, and due to their ubiquity, the contamination of ...
Parker, David M.
core   +1 more source

A Mechanistic Study of Bio‐Based Nanotemplated Carbon Nanofibers Derived From Water Processable Lignin Blends for Sustainable Energy Storage Applications

open access: yesAdvanced Materials, EarlyView.
As‐spun carbon materials produced from Lignosulfonate, gelatin, and alginate, selected for water solubility, and ability to produce templated sustainable carbon nanostructures. Gelatin and alginate are sacrificial during thermal processing, allowing the production of engineered high surface area nanostructures, which are further characterized for ...
Judith Miralda‐Jalle   +6 more
wiley   +1 more source

Capillary Condensation, Freezing, and Melting in Silica Nanopores: A Sorption Isotherm and Scanning Calorimetry Study on Nitrogen in Mesoporous SBA-15

open access: yes, 2012
Condensation, melting and freezing of nitrogen in a powder of mesoporous silica grains (SBA-15) has been studied by combined volumetric sorption isotherm and scanning calorimetry measurements.
F. Schüth   +4 more
core   +1 more source

Advanced Separators for Liquid and Quasi‐Solid Lithium Rechargeable Batteries: Design and Development

open access: yesAdvanced Materials, EarlyView.
This review traces the evolution of lithium‐ion battery separators from passive barriers to multifunctional components central to cell safety and performance. Polymer‐ceramic hybrids, nanofiber architectures, and bio‐derived membranes deliver ionic conductivities above 3 mS cm−1, thermal stability beyond 200 °C, and effective suppression of lithium ...
Karthik Vishweswariah   +5 more
wiley   +1 more source

Second harmonic generation and broad-band photoluminescence in mesoporous Si/SiO2 nanoparticles

open access: yesNanophotonics
Efficient second harmonic generation and broad-band photoluminescence from deeply subwavelength and nontoxic nanoparticles is essential for nanophotonic applications.
Mastalieva Viktoriia   +17 more
doaj   +1 more source

Amino-modified mesoporous carbon material for CO2 adsorption in tunnel engineering: materials characterization and application prospects

open access: yesCase Studies in Construction Materials
Developing efficient materials for capturing and storing CO2 is crucial in addressing the environmental crisis caused by excessive CO2 emissions. This paper presents the synthesis of amino-modified mesoporous carbon materials with high specific surface ...
Peinan Li   +5 more
doaj   +1 more source

Plasmonic Nanomachines: Creating Local Potential Gradients and Motions

open access: yesAdvanced Materials, EarlyView.
Plasmonic nanomachines can generate optical, thermal, and chemical potential gradients to drive directional rectilinear, rotational, and twisting motions at the nanometer scale. The integration of multimodal plasmonic forces with functional materials and programmed structural distortions enables precise spatiotemporal actuation, thereby providing a ...
Yoonhee Kim   +3 more
wiley   +1 more source

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