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3 Results Found

  • Article
  • Open Access
2 Citations
3,095 Views
13 Pages

15 October 2021

This paper discusses a non-parametric resampling technique in the context of multidimensional or multiparameter hypothesis testing of assumptions of the Rasch model. It is based on conditional distributions and it is suggested in small sample size sc...

  • Communication
  • Open Access
2 Citations
2,128 Views
11 Pages

Induced Birefringence by Drop Cast in EFBG Ammonia Sensors

  • Jean Filipe Kuhne,
  • Nathalia de Campos Prediger,
  • Bruno Bassi Millan Torres,
  • Rafael Carvalho Barreto and
  • Ricardo Canute Kamikawachi

25 August 2021

In this paper, an induced birefringence was observed on an ammonia sensor based on an etched fiber Bragg grating (EFBG) coated with an organic film. The film was prepared with a solution of the perylene derivative, along with the copolymer PCDTBT in...

  • Article
  • Open Access
497 Views
29 Pages

16 January 2026

Maintaining color constancy in polymer extrusion processes is a key difficulty in manufacturing applications, as fluctuations in processing parameters greatly influence pigment dispersion and the quality of the finished product. Preliminary historica...