Results 51 to 60 of about 4,795,126 (305)

Dependence of phase transition uniformity on crystal sizes characterized using birefringence

open access: yesStructural Dynamics, 2021
Solid–solid phase transitions (SSPTs) have been widely observed in crystals of organic or inorganic small-molecules. Although SSPTs in macromolecular crystals have been reported, the majority involve local atomic changes, such as those induced by changes
Saminathan Ramakrishnan   +4 more
doaj   +1 more source

Label-Free Non-linear Multimodal Optical Microscopy—Basics, Development, and Applications

open access: yesFrontiers of Physics, 2019
Nonlinear optical (NLO) microscopy has proven to be a powerful tool especially for tissue imaging with sub-cellular resolution, high penetration depth, endogenous contrast specificity, pinhole-less optical sectioning capability.
N. Mazumder   +8 more
semanticscholar   +1 more source

Photoregulated fluxional fluorophores for live-cell super-resolution microscopy with no apparent photobleaching

open access: yesNature Communications, 2019
Super-resolution microscopy with spontaneously blinking dyes is dependent on pH and polarity of the medium. Here the authors introduce a photoactivatable fluxional fluorophore for live cell imaging that allows control over the fraction of spontaneously ...
Elias A. Halabi   +2 more
doaj   +1 more source

Monitoring Bacterial Conjugation by Optical Microscopy

open access: yesFrontiers in Microbiology, 2021
Bacterial conjugation is the main mechanism for horizontal gene transfer, conferring plasticity to the genome repertoire. This process is also the major instrument for the dissemination of antibiotic resistance genes. Hence, gathering primary information
Gerardo Carranza   +5 more
doaj   +1 more source

Scanning apertureless microscopy below the diffraction limit: Comparisons between theory and experiment [PDF]

open access: yes, 1999
The exact nature of the signal in scanning apertureless microscopy techniques is the subject of much debate. We have sought to resolve this controversy by carrying out simulations and experiments on the same structures.
Bridger, P. M.   +3 more
core   +1 more source

Multiple surface plasmon resonances enhanced nonlinear optical microscopy

open access: yesNanophotonics, 2019
The nonlinear optical microscopies of coherent two-photon excited fluorescence and anti-Stokes Raman scattering are strongly enhanced by multiple surface plasmon resonances (MSPRs).
Xiaohu Mi   +5 more
semanticscholar   +1 more source

Scanning optical microscopy

open access: yesScanning, 1985
AbstractThe scanning optical microscope, provides new information about a wide variety of specimens. The confocal mode provides a form of super‐resolution and allows the depth of field of the microscope to be tuned at will, and extended, in principle, without limit.
openaire   +2 more sources

R&D Status of Nuclear Emulsion For Directional Dark Matter Search

open access: yes, 2011
In this study, we are doing R&D for directional dark matter search with nuclear emulsion. First of all, higher resolution nuclear emulsion with fine silver halide crystals was developed in the production facility of emulsion at Nagoya university, and we ...
Agafonova   +11 more
core   +1 more source

Undulation instabilities in the meniscus of smectic membranes [PDF]

open access: yes, 2010
Using optical microscopy, phase shifting interferometry and atomic force microscopy, we demonstrate the existence of undulated structures in the meniscus of ferroelectric smectic-C* films.
H. Saadaoui   +7 more
core   +4 more sources

A BaSiC tool for background and shading correction of optical microscopy images

open access: yesNature Communications, 2017
Quantitative analysis of bioimaging data is often skewed by both shading in space and background variation in time. We introduce BaSiC, an image correction method based on low-rank and sparse decomposition which solves both issues.
Tingying Peng   +6 more
semanticscholar   +1 more source

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