Browsing by Subject "Microscopy"
Now showing items 1-20 of 89
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3D Optical microscopy for “ex-vivo” whole brain imaging
(Universitat Politècnica de Catalunya, 2010)
Master thesis
Open AccessThe work presented in this paper focuses in understanding a light sheet microscope. Light sheet microscopy consists in a thin sheet of light which illuminates the observed sample in the plane orthogonal to the objective, ... -
3D Tracking of self-propelled micro/nanoparticles
(Universitat Politècnica de Catalunya, 2015-06)
Bachelor thesis
Restricted access - confidentiality agreement -
Adaptive optics multiphoton microscopy to study ex vivo ocular tissues
(2010)
Article
Restricted access - publisher's policyWe develop an adaptive optics (AO) multiphoton microscope by incorporating a deformable mirror and a Hartmann-Shack wavefront sensor. The AO module operating in closed-loop is used to correct for the aberrations of the ... -
AFM in mode Peak Force applied to the study of un-worn contact lenses
(2014-09-01)
Article
Open AccessContact lenses (CLs) are of common use and the biocompatibility, topography and mechanical properties of the used materials are of major importance. The objective of this contribution is to apply the AFM in mode Peak Force ... -
An image cytometer based on angular spatial frequency processing and its validation for rapid detection and quantification of waterborne microorganisms
(2015)
Article
Restricted access - publisher's policyWe introduce a new image cytometer design for the detection of very small particulates and demonstrate its capability in water analysis. The device is a compact microscope composed of off-the-shelf components, such as a ... -
Analysis of corneal stroma organization with wavefront optimized nonlinear microscopy
(2011-06)
Article
Open AccessTo investigate the organization of stromal collagen in healthy ex vivo corneas of different species from second harmonic generation (SHG) microscopy images -
Análisis de imágenes digitales de células linfoides de sangre periférica a partir de microscopía óptica
(Universitat Politècnica de Catalunya, 2017-01-09)
Bachelor thesis
Open Access
Covenantee: Centre Mèdic TeknonPara poner en contexto este proyecto, se debe saber que los sistemas automáticos que asisten en procesos de diferenciación de células sanguíneas encontrados actualmente en el mercado son caros y funcionan mejor en muestras ... -
Antimicrobial activity of bleached cattail fibers (Typha domingensis) impregnated with silver nanoparticles and benzalkonium chloride
(Wiley, 2021-09-15)
Article
Open AccessTypha domingensis (Cattail) fiber is a significant natural resource, abundant in cellulose. The study reports the useful utilization of T. domingensis fiber for physicochemical impregnation of silver nanoparticles and ... -
Assessing mechanical and rheological properties of potato puree: Effect of different ingredient combinations and cooking methods on the feasibility of 3d printing
(2020-01-01)
Article
Open AccessThe effects of agar, alginate, butter, olive oil, and carrots on the mechanical and rheological properties of potato puree prepared by two different cooking methods (microwave heating (MP) and boiling (BP)) were investigated ... -
Atomic force microscopy-based mechanobiology
(Nature, 2018-11-01)
Article
Open AccessMechanobiology emerges at the crossroads of medicine, biology, biophysics and engineering and describes how the responses of proteins, cells, tissues and organs to mechanical cues contribute to development, differentiation, ... -
Automated corneal endothelium image segmentation in the presence of cornea guttata via convolutional neural networks - 115110H
(International Society for Photo-Optical Instrumentation Engineers (SPIE), 2020)
Conference report
Restricted access - publisher's policyAutomated cell counting in in-vivo specular microscopy images is challenging, especially in situations where single-cell segmentation methods fail due to pathological conditions. This work aims to obtain reliable cell ... -
Cell segmentation and tracking in phase-contrast microscopy data
(Universitat Politècnica de Catalunya, 2020-06)
Bachelor thesis
Open Access
Covenantee: Universitetet i TromsøUnderstanding how cells change and move during a period of time under different conditions is essential to understanding cell migration and its multiple implications in scientific research. But segmenting and tracking ... -
Characterisation of the multi-scale fabric features of high plasticity clays
(Institution of Civil Engineers (ICE), 2019-12)
Article
Open AccessAn investigation of the microstructural features of a high-plasticity clay, in both its natural conditions and reconstituted in the laboratory, is described. Scanning electron microscopy is used here to characterise the ... -
Characterization of the individual response of multimodal upconversion and nonlinear nanoparticles
(Universitat Politècnica de Catalunya, 2020-11-26)
Master thesis
Restricted access - author's decision -
Chitosan microcapsules: methods of the production and use in textile finishing
(Wiley, 2021-01-13)
Article
Open AccessBiopolymeric chitosan is considered a promising encapsulating agent for tex-tile applications due to its biocompatibility, lack of toxicity, antibacterial activ-ity, high availability, and low cost. After cellulose, it is ... -
Confocal unrolled areal measurements of cylindrical surfaces
(2017)
Conference report
Restricted access - publisher's policyConfocal microscopes are widely used for areal measurements thanks to its good height resolution and the capability to measure high local slopes. For the measurement of large areas while keeping few nm of system noise, it ... -
Conversion of a polarization microscope into a Mueller matrix microscope. Application to the measurement of textile fibers
(2015)
Article
Restricted access - publisher's policyThis work reports the conversion of a commercial polarization microscope (Zeiss Jenaval) into an automatized Mueller matrix microscope. A Mueller matrix measurement provides the value of all the optical properties of a ... -
Corrosion rate evaluation by gravimetric and electrochemical techniques applied to the metallic reinforcing structures of a historic building
(2017-09-28)
Article
Restricted access - publisher's policyThis work presents the diagnosis procedure followed to determine the degree of damage of a 100-year-oldreinforced concrete building located in Barcelona city, the Sant-Manuel pavilion at Hôpital de la Santa Creui Sant-Pau. ... -
Critical assessment of two-dimensional methods for the microstructural characterization of cemented carbides
(Multidisciplinary Digital Publishing Institute (MDPI), 2022-11-03)
Article
Open AccessCemented carbides, or hard metals, are ceramic–metal composites usually consisting of tungsten carbide particles bound by a cobalt-based alloy. They are the backbone materials for the tooling industry, as a direct consequence ... -
Desarrollo y análisis comparativo de un microscopio Open Flexure
(Universitat Politècnica de Catalunya, 2023-09-06)
Bachelor thesis
Open AccessMicroscopes have been an essential tool for scientific research for many years, although the high cost of microscopes and the difficult access to spare parts or accessories make them unavailable to a large part of the ...
