The optical spectrometer is a widely established and widely used scientific instrument for
analyzing biochemical samples. However, it is expensive, bulky, and requires an external …

The development of a simple and economical spectrophotometric system based on the use
of a device created by 3D printing and the electronics necessary to control the intensity of …

In this work, we report the development of a low-cost attachment to a commercial cell phone
that transforms the phone into a visible-light spectrometer for educational applications. The …

This work describes the design and construction of a low-cost prototype biospecklemeter. In
this first report of its applications a microbiological analysis was performed. The relationship …

Light spectrum dispersion is an exciting subjectin science because of its beautiful
atmospheric colour phenomenon which attracts students. However, to see the phenomenon …

This study presents the development of two graphical interfaces using Matlab's graphical
user interface tool, GUIDE, to model the steady-state and dynamic responses of Erbium (Er …

En este trabajo se presenta el desarrollo de un dispositivo de bajo costo para un teléfono
celular comercial que transforma dicho dispositivo móvil en un espectrómetro de luz visible …

Nowadays it is important to have commercial solutions to be used in teaching and research
laboratories for the needs. We can have different equipment according to the necessary …