Sergi Gallego

Summary

Affiliation: Universidad de Alicante
Country: Spain

Publications

  1. ncbi request reprint Spatial-phase-modulation-based study of polyvinyl-alcohol/acrylamide photopolymers in the low spatial frequency range
    Sergi Gallego
    Departamento Física, Ingeniería de Sistemas y Teoría de la Señal, Universidad de Alicante, 03690 San Vicente del Raspeig, Alicante, Spain
    Appl Opt 48:4403-13. 2009
  2. ncbi request reprint Characterization of polyvinyl alcohol/acrylamide holographic memories with a first-harmonic diffusion model
    Sergi Gallego
    Universidad de Alicante, Apartado 99, E 03080 Alicante, Spain
    Appl Opt 44:6205-10. 2005
  3. ncbi request reprint Analysis of PVA/AA based photopolymers at the zero spatial frequency limit using interferometric methods
    Sergi Gallego
    Departamento de Fisica, Ingeniería de Sistemas y Teoría de la Señal, Universidad de Alicante, Alicante, Spain
    Appl Opt 47:2557-63. 2008
  4. doi request reprint Linearity in the response of photopolymers as optical recording media
    Sergi Gallego
    Departamento de Fisica, Ingeniería de Sistemas y Teoría de la Señal, Universidad de Alicante, Apartado 99, E 03080 Alicante, Spain
    Opt Express 21:10995-1008. 2013
  5. doi request reprint Relief diffracted elements recorded on absorbent photopolymers
    S Gallego
    Departamento de Fisica, Ingeniería de Sistemas y Teoría de la Señal, Universidad de Alicante, Alicante, Spain
    Opt Express 20:11218-31. 2012
  6. doi request reprint In dark analysis of PVA/AA materials at very low spatial frequencies: phase modulation evolution and diffusion estimation
    Sergi Gallego
    Dept Física Enginyeria de Sistemes i Teoria del Senyal, Universitat d Alacant, Spain, Apartat 99 E 03080 Alacant
    Opt Express 17:18279-91. 2009
  7. doi request reprint Surface relief model for photopolymers without cover plating
    S Gallego
    Departamento de Fisica, Ingeniería de Sistemas y Teoría de la Señal, Universidad de Alicante, Apartado 99, E 03080 Alicante, Spain
    Opt Express 19:10896-906. 2011
  8. ncbi request reprint Multiplexed holographic data page storage on a polyvinyl alcohol/acrylamide photopolymer memory
    Elena Fernandez
    Departamento de Optica, Farmacologia y Anatomia, Universidad de Alicante, Apartado 99, E 03080 Alicante, Spain
    Appl Opt 47:4448-56. 2008
  9. ncbi request reprint Accurate control of a liquid-crystal display to produce a homogenized Fourier transform for holographic memories
    Andrés Márquez
    Departamento de Fisica, Ingenierýa de Sistemas y Teoría de la Señal, Universidad de Alicante, Apartado 99, 03080, Alicante, Spain
    Opt Lett 32:2511-3. 2007
  10. ncbi request reprint Edge-enhanced imaging with polyvinyl alcohol/acrylamide photopolymer gratings
    Andrés Márquez
    Departamento de Fisica, Ingeniería de Sistemas y Teoría de la Señal, Universidad de Alicante, Apartado 99, E 03080 Alicante, Spain
    Opt Lett 28:1510-2. 2003

Collaborators

Detail Information

Publications12

  1. ncbi request reprint Spatial-phase-modulation-based study of polyvinyl-alcohol/acrylamide photopolymers in the low spatial frequency range
    Sergi Gallego
    Departamento Física, Ingeniería de Sistemas y Teoría de la Señal, Universidad de Alicante, 03690 San Vicente del Raspeig, Alicante, Spain
    Appl Opt 48:4403-13. 2009
    ..In the case of the measurements in reflection, we have obtained information dealing with the surface profile, which show that it has a smooth shape with an extremely large phase-modulation depth...
  2. ncbi request reprint Characterization of polyvinyl alcohol/acrylamide holographic memories with a first-harmonic diffusion model
    Sergi Gallego
    Universidad de Alicante, Apartado 99, E 03080 Alicante, Spain
    Appl Opt 44:6205-10. 2005
    ..Furthermore, the values of the average diffusivity of the polymer chains after the grating is formed are also obtained. In general, we find that the monomer and polymer diffusivity increases when higher values of thickness are used...
  3. ncbi request reprint Analysis of PVA/AA based photopolymers at the zero spatial frequency limit using interferometric methods
    Sergi Gallego
    Departamento de Fisica, Ingeniería de Sistemas y Teoría de la Señal, Universidad de Alicante, Alicante, Spain
    Appl Opt 47:2557-63. 2008
    ..With this technique we are able to obtain the variations of the layers refractive index and, therefore, a direct estimation of the polymer refractive index...
  4. doi request reprint Linearity in the response of photopolymers as optical recording media
    Sergi Gallego
    Departamento de Fisica, Ingeniería de Sistemas y Teoría de la Señal, Universidad de Alicante, Apartado 99, E 03080 Alicante, Spain
    Opt Express 21:10995-1008. 2013
    ..This model has been successfully applied to PVA/Acrylamide photopolymers to predict the transmitted diffracted orders and the agreement with experimental values has been increased...
  5. doi request reprint Relief diffracted elements recorded on absorbent photopolymers
    S Gallego
    Departamento de Fisica, Ingeniería de Sistemas y Teoría de la Señal, Universidad de Alicante, Alicante, Spain
    Opt Express 20:11218-31. 2012
    ..We have analyzed different spatial frequency and recording intensity distributions such as binary and blazed periodic patterns. This model was successfully applied to different photopolymers with different values of monomer diffusion...
  6. doi request reprint In dark analysis of PVA/AA materials at very low spatial frequencies: phase modulation evolution and diffusion estimation
    Sergi Gallego
    Dept Física Enginyeria de Sistemes i Teoria del Senyal, Universitat d Alacant, Spain, Apartat 99 E 03080 Alacant
    Opt Express 17:18279-91. 2009
    ..Furthermore we present a method to calculate the monomer diffusivity in photopolymers. The differential equation is deduced and solved, and experimental average value is obtained (D=1.1 x 10(-8) cm(2)s(-1))...
  7. doi request reprint Surface relief model for photopolymers without cover plating
    S Gallego
    Departamento de Fisica, Ingeniería de Sistemas y Teoría de la Señal, Universidad de Alicante, Apartado 99, E 03080 Alicante, Spain
    Opt Express 19:10896-906. 2011
    ..This model is successfully applied to different photopolymers with different values of monomer diffusion. The importance of monomer diffusion in depth is also discussed...
  8. ncbi request reprint Multiplexed holographic data page storage on a polyvinyl alcohol/acrylamide photopolymer memory
    Elena Fernandez
    Departamento de Optica, Farmacologia y Anatomia, Universidad de Alicante, Apartado 99, E 03080 Alicante, Spain
    Appl Opt 47:4448-56. 2008
    ..The bit error rate was calculated fitting the histograms of the images to determine what parameters improve the quality of the images...
  9. ncbi request reprint Accurate control of a liquid-crystal display to produce a homogenized Fourier transform for holographic memories
    Andrés Márquez
    Departamento de Fisica, Ingenierýa de Sistemas y Teoría de la Señal, Universidad de Alicante, Apartado 99, 03080, Alicante, Spain
    Opt Lett 32:2511-3. 2007
    ..Experimental results confirm that the calculated configurations provide a FT with no dc term, thus showing the effectiveness of the proposal...
  10. ncbi request reprint Edge-enhanced imaging with polyvinyl alcohol/acrylamide photopolymer gratings
    Andrés Márquez
    Departamento de Fisica, Ingeniería de Sistemas y Teoría de la Señal, Universidad de Alicante, Apartado 99, E 03080 Alicante, Spain
    Opt Lett 28:1510-2. 2003
    ..The experimental and simulated results agree, and they demonstrate the feasibility of our proposal...
  11. ncbi request reprint Optimization of a thick polyvinyl alcohol-acrylamide photopolymer for data storage using a combination of angular and peristrophic holographic multiplexing
    Elena Fernandez
    Universidad de Alicante, Apartado 99, Alicante, Spain
    Appl Opt 45:7661-6. 2006
    ..In addition, because of this exposure schedule method, the entire dynamic range (M#) of the material will be exploited, obtaining values of approximately M# approximately 9 in layers approximately 800 microm thick...
  12. pmc Beta value coupled wave theory for nonslanted reflection gratings
    Cristian Neipp
    Departamento de Fisica, Ingeniería de Sistemas y Teoría de la Señal, Universidad de Alicante, Apartado de Correos 99, 03080 Alicante, Spain Instituto Universitario de Física Aplicada a las Ciencias y las Tecnologías, Universidad de Alicante, Apartado de Correos 99, 03080 Alicante, Spain
    ScientificWorldJournal 2014:513734. 2014
    ..As will be demonstrated, the technique presented in this paper means a significant improvement over Kogelnik's coupled wave theory. ..