Results 101 to 110 of about 34,539 (297)

Self‐Seeded Nucleation of PET in a Benign Solvent Yields a High Modulus Aerogel With Ultra‐Low Thermal Conductivity

open access: yesAdvanced Materials, EarlyView.
A new benign solvent (1,3‐diphenylacetone) enables a simple, safe, and sustainable dissolution and gelation method to convert waste PET into low density, monolithic aerogels with high mechanical strength (E = 20 MPa) and remarkably low thermal conductivity (k = 21.9 to 28.9 mW/m·K).
Kira R. Baugh   +9 more
wiley   +1 more source

Insecticide resistance in Culex quinquefasciatus from Zanzibar: implications for vector control programmes. [PDF]

open access: yes, 2012
\ud \ud Zanzibar has a long history of lymphatic filariasis (LF) caused by the filarial parasite Wuchereria bancrofti, and transmitted by the mosquito Culex quinquefasciatus Say.
Ali, Abdullah S.   +31 more
core   +1 more source

Soft, Degradable, and Magnetic Microcarriers for Encapsulation and Guided Transport of Drugs and 3D Spheroids

open access: yesAdvanced Materials, EarlyView.
This work presents soft, degradable hydrogel microcarriers that combine magnetic responsiveness with the ability to host multiple therapeutic and cellular components. Produced by droplet microfluidics, the carriers maintain structural integrity during manipulation, permit controlled breakdown under physiological conditions, and enable guided motion for
Xuan Peng   +18 more
wiley   +1 more source

The effect of metal ligands on the adsorption of metal coordination complexes on polystyrene nano-beads

open access: yes, 2019
Nanostructured metal oxides showing geometrically controlled shape are often shaped by the calcination of selected metal coordination complexes adsorbed on sacrificial polystyrene beads (PSB) in aqueous suspensions.
L Ortolani (13546378)   +6 more
core  

Intimate Interaction Between Nucleic Acid and Conjugated Polymers in Organic Electrochemical Transistors Enables Ultrasensitive Biomarker Detection

open access: yesAdvanced Materials, EarlyView.
The intimate interaction between negatively charged RNA molecules and conjugated polymers in organic electrochemical transistors (OECTs) in aqueous electrolytes is investigated. It demonstrates that RNA binding reduces the volumetric capacitance of the polymer channel, enabling the development of an ultrasensitive biosensing platform capable of ...
Hong Liu   +7 more
wiley   +1 more source

Toward Effects of Hydrophobicity on Biosurfactant Production by Bacillus subtilis Isolates from Crude-Oil-Exposed Environments

open access: yesApplied Microbiology
Background: Due to their structural features, biosurfactants reveal promising physicochemical properties, making them interesting for various applications in different fields, such as the food, cosmetics, agriculture, and bioremediation sectors.
Seyedeh Zahra Hashemi   +8 more
doaj   +1 more source

Sensitive and Spatially‐Resolved Electrochemiluminescence via Micropatterning

open access: yesAdvanced Materials Interfaces, EarlyView.
The use of a simple silica nanoparticle surface coating and patterning process can transform ordinary gold electrodes into multiplexed ECL sensing electrodes. Through spatially confined droplet formation and local ECL emission, it is possible to perform multiple analyses simultaneously from individual locations as well as intensify the ECL signal by as
Yuliang Shao   +12 more
wiley   +1 more source

Multi-photon properties of fluorescent beads excited at the 1 700 nm window

open access: yesShenzhen Daxue xuebao. Ligong ban
Fluorescent beads have wide applications in fields of biomedicine and biotechnology. Characterisation and evaluation of the multi-photon properties of fluorescent beads is essential for ensuring their effectiveness and reliability in multi-photon imaging
YAN Jiemei   +4 more
doaj   +1 more source

Electrochemiluminescence of 9,10-diphenylanthracene doped polystyrene beads in aqueous media

open access: yes, 2011
National Natural Scientific Foundation of China [20775064, 20975085]In order to use a water soluble organic electrochemiluminescence (ECL) reagent in an aqueous medium, a simple one-pot method was developed to synthesize 9,10-diphenylanthracene (9,10-DPA)
Chen, Xi   +3 more
core  

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