José Helvecio Martins

According to our database, José Helvecio Martins authored at least 4 papers between 2008 and 2018.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2018

Reply to Comments: A Novel Low-Cost Instrumentation System for Measuring the Water Content and Apparent Electrical Conductivity of Soils, <i>Sensors</i>, 15, 25546-25563.

Alan Kardek Rêgo Segundo, Marco José da Silva, Gustavo Medeiros Freitas, Paulo Marcos de Barros Monteiro, José Helvecio Martins

Sensors, 2018

2017

Sensor for measuring electrical parameters of soil based on auto-balancing bridge circuit.

Alan Kardek Rêgo Segundo, Érica Silva Pinto, Paulo Marcos de Barros Monteiro, José Helvecio Martins

Proceedings of the 2017 IEEE SENSORS, Glasgow, United Kingdom, October 29, 2017

2015

A Novel Low-Cost Instrumentation System for Measuring the Water Content and Apparent Electrical Conductivity of Soils.

Alan Kardek Rêgo Segundo, José Helvecio Martins, Paulo Marcos de Barros Monteiro, Rubens Alves de Oliveira, Gustavo Medeiros Freitas

Sensors, 2015

2008

Grapsi_Draw Digital Psychrometric Chart.

Daniela de C. Lopes, Fengmin Li, Evandro de C. Melo, José Helvecio Martins, Luis Manuel N. Gracia, Adriana C. Guimarães

Proceedings of the Computer and Computing Technologies in Agriculture II, Volume 1, 2008