A new approach of using microscopic image aided computer programming for evaluation of porosity and aerosity: case studies using polymeric films and functional matrices

Abhra Giri, Subir K. Patla, Madhumita Mukhopadhyay*, Jayanta Mukhopadhyay, Monalisa Mukherjee, Ruma Ray, Sujata Tarafdar

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

Porous polymer films of Poly-[Ethylene oxide] (PEO) are synthesized by solution casting technique using gamma irradiated: (a) PEO powder (S-series) and (b) PEO—methanol solution (L-series). Pore phase is though a defect, but form instantaneously during preparation. Optimization of the pore content, its size and distribution enable tailoring of associated properties for multifaceted applications of functional materials. The experimental pore-size distribution of the PEO films is studied using BET (Brunauer–Emmet–Teller) adsorption technique and reported as function of irradiation dose, irradiation state (S- and L-series) and polymer concentration (2 and 4 wt%). A newer computer program [PROGIMAGE-POR] is reported for determination of porosity, its size and distribution of perturbed PEO films using SEM images and correlated with that obtained from BET technique. The novelty of PROGIMAGE-POR lies in the exposure of newer or undetected pore regime in which experimental pore regime exists as a part. This method could be analyzed for mapping of porosity and average pore size. PROGIMAGE-POR bears the novelty of using image from either 2D or 3D imaging system and could be applied for intricate composite/layered system. Uniqueness of PROGIMAGE-POR lies in the exposure of newer pore regime in which experimental pores exist as a part. Theoretical analysis based on aerosity (2D-pores) and porosity (3D-pore) gives an estimate of the tortuous path of void space.
Original languageEnglish
Title of host publicationAdvances in Medical Physics and Healthcare Engineering
Subtitle of host publicationProceedings of AMPHE 2020
EditorsMoumita Mukherjee, J. K. Mandal, Siddhartha Bhattacharyya, Christian Huck, Satarupa Biswas
Place of PublicationSingapore
PublisherSpringer Nature Singapore
Pages289-310
Number of pages22
ISBN (Electronic)9789813369153
ISBN (Print)9789813369146
DOIs
Publication statusPublished - 17 Jun 2021
EventAdvances in Medical Physics and Healthcare Engineering 2020 - Adamas University, Kolkata, India
Duration: 25 Sept 202026 Sept 2020
https://science.adamasuniversity.ac.in/amphe2020/#1568796496215-a9ad091c-7baa

Publication series

NameLecture Notes in Bioengineering
ISSN (Print)2195-271X
ISSN (Electronic)2195-2728

Conference

ConferenceAdvances in Medical Physics and Healthcare Engineering 2020
Abbreviated titleAMPHE 2020
Country/TerritoryIndia
CityKolkata
Period25/09/2026/09/20
Internet address

Keywords

  • Porosity
  • Morphology
  • Pore-size distribution
  • Computer program
  • Gray-scale pixel
  • Gamma irradiation

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