Results 141 to 150 of about 110,959 (369)

In VivoMeasurement of Brain Extracellular Space Diffusion by Cortical Surface Photobleaching [PDF]

open access: bronze, 2004
Devin K. Binder   +3 more
openalex   +1 more source

Effects of second order photobleaching on recovered diffusion parameters from fluorescence photobleaching recovery

open access: yesBiophysical Journal, 1991
In the original theoretical development of fluorescence photobleaching recovery with circular or Gaussian laser intensity profiles (Axelrod et al., 1976, Biophys. J.) the bleaching process is assumed to obey first order kinetics in the fluorescent probe.
Bjarneson, D.W., Petersen, N.O.
openaire   +2 more sources

Multimaterial Microrobots for pH Sensing Fabricated Using Sequential 3D and 4D Printing with Automated Alignment

open access: yesAdvanced Materials Technologies, EarlyView.
This work proposes the use of multimaterial microrobots for pH sensing. The microrobots consist of a hard polymer backbone and 4D printed sensing elements made of a pH‐responsive hydrogel. The swelling response, reusability, and high mobility of the microrobots make them promising tools for pH sensing at the micro scale.
Daniel Maher   +9 more
wiley   +1 more source

Charge photogeneration in few-layer MoS2

open access: yes, 2014
The two-dimensional semiconductor MoS2 in its mono- and few-layer form is expected to have a significant exciton binding energy of several 100 meV, leading to the consensus that excitons are the primary photoexcited species.
Arkhipov   +63 more
core   +1 more source

Programmable Dimensional Lithography with Digital Micromirror Devices for Multifunctional Microarchitectures

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores recent advances in digital micromirror device (DMD)‐based lithography, focusing on its programmable light modulation, multi‐material compatibility, and dimensional patterning strategies. It highlights innovations from optical system design to materials integration and multifunctional applications, positioning DMD lithography as a ...
Yubin Lee   +5 more
wiley   +1 more source

Intemperismo Artificial em Lâminas de Tectona grandis Tratadas com Produtos de Acabamento

open access: yesFloresta e Ambiente
RESUMO Este estudo teve por objetivo avaliar a ação do tempo de exposição ao intemperismo artificial na cor de lâminas de madeiras de teca tratadas com produtos de acabamento.
Francis Lívio Corrêa Queiroz   +4 more
doaj   +1 more source

Direct detection of single molecules by optical absorption

open access: yes, 2010
The advent of single molecule optics has had a profound impact in fields ranging from biophysics to material science, photophysics, and quantum optics.
Celebrano, Michele   +3 more
core  

Studies of intercellular Ca2+ signaling and gap-junction coupling in the developing cochlea of mouse models affected by congenital hearing loss [PDF]

open access: yes, 2013
Connexin 26 (Cx26) and connexin 30 (Cx30) form gap junction channels that allow the intercellular diffusion of the Ca2+ mobilizing second messenger IP3.
Rodriguez Hernandez, Laura
core   +1 more source

Irreversible Photobleaching of the Solutions of Fluorescent Dyes. VI. Photobleaching of Uranin in Alkaline Solutions [PDF]

open access: yesBulletin of the Chemical Society of Japan, 1958
Abstract Investigation of the photobleaching of uranin solutions has led to the same conclusions as for eosin and erythrosin, concerning the primary processes both in aqueous and in alcoholic media. Strongly alkaline solutions of uranin in aqueous alcohol show an irreversible photobleaching in vacuo.
openaire   +1 more source

Femtosecond‐Laser‐Fabricated 3D CYTOP Microfluidic Chips Enabling Super‐Resolution Live Imaging of Cell Behavior in Confined Microspaces

open access: yesAdvanced Materials Technologies, EarlyView.
Using two‐photon polymerization of SU‐8 together with mold processing allowed the creation of defect‐free, flexible 3D microfluidic structures with sub‐micrometer precision in CYTOP. The fabricated CYTOP microfluidic chips enabled super‐resolution imaging of cancer cells in the microchannels, clearly visualizing previously undetectable fine structural ...
Koji Sugioka   +16 more
wiley   +1 more source

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