Results 21 to 30 of about 66,848 (126)

Parameter determination and transformation for the focusing of dielectric microspheres illuminated by optical needle

open access: yesScientific Reports, 2017
By eliminating the spherical aberrations of microsphere we derived a simple but useful formula on the focusing of dielectric microsphere. On basis of this formula, not only can researchers determine the parameters of an optical microsphere system with ...
Tongnan Xia   +3 more
doaj   +1 more source

Chitosan and Nanohydroxyapatite Roles in Physical and Chemical Characteristics of Gelatin/Chitosan/Nanohydroxyapatite Microspheres [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2010
The effects of chitosan/biopolymer (C/P) and nanohydroxyapatite/ biopolymer (nHA/P) weight ratios on particle size and its uniformity, cross-linking density and NH2 content of nano-hydroxyapatite/chitosan/gelatin (nHA/C/G) microspheres were investigated.
S. Bagheri-Khoulenjani   +2 more
doaj   +1 more source

Phase shift spectra of a fiber-microsphere system at the single photon level [PDF]

open access: yes, 2011
We succeeded in measuring phase shift spectra of a microsphere cavity coupled with a tapered fiber using a weak coherent probe light at the single photon level. We utilized a tapered fiber with almost no depolarization and constructed a very stable phase
Agha   +31 more
core   +2 more sources

Evanescent field optical readout of graphene mechanical motion at room temperature [PDF]

open access: yes, 2014
Graphene mechanical resonators have recently attracted considerable attention for use in precision force and mass sensing applications. To date, readout of their oscillatory motion has typically required cryogenic conditions to achieve high sensitivity ...
Adiga, Vivek P.   +7 more
core   +2 more sources

Effect of Fabrication Process Parameters on the Size of Gelatin/Nanohydroxyapatite Microspheres [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2009
Nano-hydroxyapatite/gelatin (nHA/Ge) microspheres are currently used in bone tissue engineering as bone filler. In this  study, the effect of fabrication process parameters on the particle size of nano-hydroxyapatite/gelatinmicrospheres was investigated.
S. Bagheri-Khoulenjani   +2 more
doaj   +1 more source

Fiber Microsphere Coupled in a Taper for a Large Curvature Range

open access: yesFibers, 2019
This work consists of using an optical fiber microsphere as a sensor for a wide range of curvature radii. The microsphere was manufactured in a standard fiber with an electric arc.
Paulo Robalinho, Orlando Frazão
doaj   +1 more source

Study of Dried and Calcinated Ceria Stabilized Zirconia Microspheres Morphology by Small-Angle X-Ray Scattering and Optical Microscopy

open access: yesAtom Indonesia, 2021
The knowledge of how to avoid crack at high temperature is crucial in fuel fabrication for Experimental Power Reactor or Reaktor Daya Eksperimental (RDE). This knowledge should be established and well-mastered by BATAN.
A. Patriati   +5 more
doaj   +1 more source

Up-Conversion Luminescence and C-Band Laser in Er3+-Doped Fluorozirconate Glass Microsphere Resonator

open access: yesIEEE Photonics Journal, 2019
Up-conversion luminescence and C-band microsphere laser output is reported for an Er3+-doped ZrF4-BaF2-YF3-AlF3 (ZBYA) fluorozirconate glass microsphere. The microsphere was fabricated by heating a ZBYA glass filament using a CO2 laser beam.
Haiyan Zhao   +9 more
doaj   +1 more source

3D-Printed Tumor-on-Chip for the Culture of Colorectal Cancer Microspheres: Mass Transport Characterization and Anti-Cancer Drug Assays

open access: yesBioengineering, 2023
Tumor-on-chips have become an effective resource in cancer research. However, their widespread use remains limited due to issues related to their practicality in fabrication and use.
Mónica Gabriela Sánchez-Salazar   +8 more
doaj   +1 more source

A Measurement Method of Microsphere with Dual Scanning Probes

open access: yesApplied Sciences, 2019
The probe tip of a micro-coordinate Measuring Machine (micro-CMM) is a microsphere with a diameter of hundreds of microns, and its sphericity is generally controlled within tens to hundreds of nanometers.
Chuanzhi Fang   +7 more
doaj   +1 more source

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