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Confocal microscopy with a high numerical aperture parabolic mirror.
Drechsler A, Lieb M, Debus C, Meixner A, Tarrach G. Drechsler A, et al. Opt Express. 2001 Dec 3;9(12):637-44. doi: 10.1364/oe.9.000637. Opt Express. 2001. PMID: 19424301 Free article.
A novel high-resolution stage scanning confocal microscope for fluorescence microscopy and spatially resolved spectroscopy with a high numerical aperture (NA 1) parabolic mirror objective is investigated. ...Deviations between the theoretical results for a perfect paraboli …
A novel high-resolution stage scanning confocal microscope for fluorescence microscopy and spatially resolved spectroscopy with a hig …
Twist-bend nematic drops as colloidal particles: Electric instabilities.
Krishnamurthy KS, Shankar Rao DS, Khatavi SY, Yelamaggad CV. Krishnamurthy KS, et al. Phys Rev E. 2023 Apr;107(4-1):044703. doi: 10.1103/PhysRevE.107.044703. Phys Rev E. 2023. PMID: 37198758
Various flexoelectric and electrokinetic responses of small drops in their escaped-radial-like (ER) geometry, and also of larger ones with parabolic focal conic defects, are discussed. A pair of confocal parabolas with their axes along the applied low-frequency elec …
Various flexoelectric and electrokinetic responses of small drops in their escaped-radial-like (ER) geometry, and also of larger ones with p …
Influence of sample surface height for evaluation of peak extraction algorithms in confocal microscopy.
Chen C, Wang J, Liu X, Lu W, Zhu H, Jiang XJ. Chen C, et al. Appl Opt. 2018 Aug 1;57(22):6516-6526. doi: 10.1364/AO.57.006516. Appl Opt. 2018. PMID: 30117890
The axial resolution of confocal microscopy is not only dependent on optical characteristics but also on the utilized peak extraction algorithms. ...Monte Carlo simulations were first conducted on the centroid algorithm and several nonlinear fitting algorithms such as the …
The axial resolution of confocal microscopy is not only dependent on optical characteristics but also on the utilized peak extraction …
The molecular design of drug-ionic liquids for transdermal drug delivery: Mechanistic study of counterions structure on complex formation and skin permeation.
Yang D, Liu C, Ding D, Quan P, Fang L. Yang D, et al. Int J Pharm. 2021 Jun 1;602:120560. doi: 10.1016/j.ijpharm.2021.120560. Epub 2021 Mar 30. Int J Pharm. 2021. PMID: 33798684
It was caused by strong charge assisted hydrogen bond and van der Waals interactions revealed through FT-IR, X-ray photoelectron spectroscopy and molecular docking, which undermined ionic interactions and reduced total interaction strength, thereby produced lower lattice energy. …
It was caused by strong charge assisted hydrogen bond and van der Waals interactions revealed through FT-IR, X-ray photoelectron spectroscop …
Smart microscope: an adaptive optics learning system for aberration correction in multiphoton confocal microscopy.
Albert O, Sherman L, Mourou G, Norris TB, Vdovin G. Albert O, et al. Opt Lett. 2000 Jan 1;25(1):52-4. doi: 10.1364/ol.25.000052. Opt Lett. 2000. PMID: 18059779
Off-axis aberrations in a beam-scanning multiphoton confocal microscope are corrected with a deformable mirror. The optimal mirror shape for each pixel is determined by a genetic learning algorithm, in which the second-harmonic or two-photon fluorescence signal from a refe …
Off-axis aberrations in a beam-scanning multiphoton confocal microscope are corrected with a deformable mirror. The optimal mirror sh …
Moderate alterations of the cytoskeleton in human chondrocytes after short-term microgravity produced by parabolic flight maneuvers could be prevented by up-regulation of BMP-2 and SOX-9.
Aleshcheva G, Wehland M, Sahana J, Bauer J, Corydon TJ, Hemmersbach R, Frett T, Egli M, Infanger M, Grosse J, Grimm D. Aleshcheva G, et al. FASEB J. 2015 Jun;29(6):2303-14. doi: 10.1096/fj.14-268151. Epub 2015 Feb 13. FASEB J. 2015. PMID: 25681461
We cultivated human chondrocytes, took them along a parabolic flight during the 24th Deutsches Zentrum fur Luft- und Raumfahrt Parabolic (DLR) Flight Campaign, and fixed them after the 1st and the 31st parabola. Immunofluorescence microscopy revealed no changes after the 1 …
We cultivated human chondrocytes, took them along a parabolic flight during the 24th Deutsches Zentrum fur Luft- und Raumfahrt Parabolic (DL …
Polar nephelometer based on a rotational confocal imaging setup.
Castagner JL, Bigio IJ. Castagner JL, et al. Appl Opt. 2006 Apr 1;45(10):2232-9. doi: 10.1364/ao.45.002232. Appl Opt. 2006. PMID: 16607989
The design offers high-speed measurements and avoids many of the problems often associated with traditional goniometers when they are used for measurements of light scattering from small particles or biological cells in suspension. Our system relies on confocal imaging of …
The design offers high-speed measurements and avoids many of the problems often associated with traditional goniometers when they are used f …
Parabolic focal conics in self-assembled solid films of cellulose nanocrystals.
Roman M, Gray DG. Roman M, et al. Langmuir. 2005 Jun 7;21(12):5555-61. doi: 10.1021/la046797f. Langmuir. 2005. PMID: 15924489
Studies of the microstructure of such chiral nematic solid films revealed parabolic focal conic (PFC) defects, a symmetric form of focal conic defects in which the line defects form a pair of perpendicular, antiparallel, and confocal parabolas. The cellulose films w …
Studies of the microstructure of such chiral nematic solid films revealed parabolic focal conic (PFC) defects, a symmetric form of focal con …
Highly folded 5 m Fourier transform spectrometer for spaceborne wind lidar.
Luu J, Willard B. Luu J, et al. Appl Opt. 2015 Jul 10;54(20):6190-8. doi: 10.1364/AO.54.006190. Appl Opt. 2015. PMID: 26193393
The significant characteristics of this design include (1) an optical layout that folds a maximum optical path difference of 5.8 m to fit into a 1.2 m cavity, (2) two confocal parabolas to compensate for beam diffraction over the entire path length, and (3) a photon …
The significant characteristics of this design include (1) an optical layout that folds a maximum optical path difference of 5.8 m to fit in …