Results 101 to 110 of about 403,539 (285)

Improved Aerosolization Performance of Salbutamol Sulfate Formulated with Lactose Crystallized from Binary Mixtures of Ethanol—Acetone

open access: yes, 2011
It has been shown that dry powder inhaler (DPI) formulations typically achieve low fine particle fractions (poor performance). A commonly held theory is that this is due, at least in part, to low levels of detachment of drug from lactose during ...
Waseem Kaialy   +7 more
core   +1 more source

Conformational Switching of Proteins on Material Surfaces Enabled by Peptide‐Oriented Adsorption

open access: yesAdvanced Functional Materials, EarlyView.
Responsive biointerfaces could be achieved using conformationally responsive proteins; however, their interconversion can be lost upon surface adsorption. Herein, we demonstrate that the incorporation a Au binding peptide into calmodulin allows for binding control on Au wherein the protein retains conformational switching. This capability was confirmed
Sakthirupini Ramamurthy   +7 more
wiley   +1 more source

Removal of superglue from the external ear using acetone: a case report

open access: yesThe Egyptian Journal of Otolaryngology, 2016
Foreign bodies in ear are a common occurrence and are commonly seen in the practice. But some foreign bodies require special attention. We here describe a unique situation of cynoacrylate glue or superglue in the external auditory canal which was removed
Shweta Gogia, Alok Agarwal
doaj   +1 more source

Detection of muconic acid type structures in oxidised lignins using 2D NMR spectroscopy: 10(th) EWLP, Stockholm, Sweden, August 25-28, 2008 [PDF]

open access: yes, 2009
The identification of muconic acid type structures (MATS) in oxidised lignins employing 2D NMR spectroscopy was carried out. The primary database for MATS detection by single bond (1)H-(13)C (HSQC) and long-range (1)H-(1)H and (1)H-(13)C correlation ...
Evtuguin, DV, Goodfellow, BJ, Rocha, G
core   +1 more source

Sulfur‐Free Ultrahigh‐Refractive‐Index Polymers Enabled by Densely Packed Oxygen‐Bridged Dibenzofuran‐Cardo Architectures

open access: yesAdvanced Functional Materials, EarlyView.
A new class of sulfur‐free, oxygen‐bridged dibenzofuran‐based polymers is developed for ultrahigh‐refractive‐index applications. The rigid π‐extended architecture and enhanced molecular polarizability enable exceptional optical performance, combining refractive indices up to 1.848 with high Abbe numbers and full visible transparency. This work offers a
Hend A. Hegazy   +5 more
wiley   +1 more source

Chemical synthesis of oligonucleotides using acetone as a washing solvent

open access: yesBioTechniques, 2009
Acetone is being proposed as the main washing solvent during automated synthesis of oligonucleotides to reduce acetonitrile usage in the assembly process and endure the impact of global acetonitrile shortage.
Paul Gaytán
doaj   +1 more source

Light‐Induced Field‐Tunneling Synapses in Solution‐Processed Van Der Waals Heterostructures for Scalable, Retina‐Inspired Optical Sensing

open access: yesAdvanced Functional Materials, EarlyView.
A scalable, solution‐processed WSe2/ZrO2‐x van der Waals heterostructure realizes a light‐induced field‐tunneling synapse (LIFTS) that activates exclusively under bright illumination, emulating the photopic adaptation of the human retina at the device level.
Kijeong Nam   +10 more
wiley   +1 more source

Acetone vapor sensing characteristics of Cr-doped ZnO nanofibers

open access: yesCogent Engineering
Various amounts of chromium (Cr) were added to zinc oxide (ZnO) nanofibers (NFs) by electrospinning (ES), and pyrolysis was performed at 600 °C to form pure and Cr-doped ZnO NFs.
Vishwas Rajesh   +2 more
doaj   +1 more source

Catalytic combustion of dilute acetone over Cu-doped ceria catalysts

open access: yes, 2009
CuxCe1?xOy (x = 0.06, 0.13, and 0.23) were prepared by a solution combustion route using glycine as the fuel and tested for the catalytic combustion of dilute acetone in air.
Hu, Chaoquan   +9 more
core   +1 more source

Memristive‐Gated RC‐Delay Synaptic Transistors for Time‐Encoded Analog in‐Memory Computing

open access: yesAdvanced Functional Materials, EarlyView.
A Memristive‐Gated Transistor for Time‐Encoded Analog In‐Memory Computing — By exploiting the RC delay of a self‐rectifying interface‐type memristor, nonlinear I–V distortion is structurally bypassed, enabling 3‐bit nonvolatile memory, spike‐timing‐based analog encoding, and hardware‐calibrated reservoir‐computing validation within a unified device ...
Yun‐Seo Shin   +7 more
wiley   +1 more source

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