Buscar
Mostrando ítems 31-40 de 462
Characterization and modeling of complex chip-to-chip interconnection channels on printed circuit boards using high-frequency techniques
(Instituto Nacional de Astrofísica, Óptica y Electrónica, 2008)
Characterization and modeling of complex chip-to-chip interconnection channels on printed circuit boards using high-frequency techniques
(Instituto Nacional de Astrofísica, Óptica y Electrónica, 2008)
New insight on gold and copper leaching from waste printed circuit boards by chromobacterium violaceum : three steps process
(Universidad de los AndesMaestría en Ciencias BiológicasFacultad de CienciasDepartamento de Ciencias Biológicas, 2016)
Producción de cianuro por Chromobacterium violaceum como potencial para la biolixiviación de metales en las placas de PCB (printed circuit board)
(UniandesMicrobiologíaFacultad de CienciasDepartamento de Ciencias Biológicas, 2014)
Desenvolvimento de uma fresadora CNC para a confecção de placas de circuito impresso
(Universidade Tecnológica Federal do ParanáCornelio ProcopioBrasilEngenharia Industrial ElétricaUTFPR, 2014-02-07)
A printed circuit board is a basic component in electronics, which provides a mechanical substrate for the electronic components of the circuit and makes possible the contact between these devices due its copper tracks. ...
Optimization of assembly processes based on lean manufacturing tools. Case studies: television and printed circuit boards (PCB) assemblers
(ICAT, 2020)
In the current global context, where competition is growing, it is necessary to change the ways how companies operate, eliminating waste through the implementation of optimization tools such as the ones included in the ...
New insight on gold and copper leaching from waste printed circuit boards by chromobacterium violaceum : three steps process
(UniandesMaestría en Ciencias BiológicasFacultad de CienciasDepartamento de Biología, 2016)
Printed circuit boards (PCBs), have a high metal content including copper, silver and gold, making them interesting to recycle, both to reduce pollution and, from an economic perspective, by reusing the precious metals. ...
Tratamento físico-químico de placas de circuito impresso de computadores obsoletos da UFRN
(Universidade Federal do Rio Grande do NorteBrasilUFRNEngenharia Química, 2017-11-23)
The large amount of electronic waste produced as a result of the increasing use of electronic equipment has caused unsustainable problems for the environment due to the pollution generated by its constituents. Printed ...
Recuperação seletiva de ouro de pinos de placa de circuitos impressos empregando nanofibras funcionalizadas com Cyanex 272
(Universidade Federal de Santa MariaBrasilEngenharia QuímicaUFSMPrograma de Pós-Graduação em Engenharia QuímicaCentro de Tecnologia, 2022-08-31)
Advances in technological development mean that the recovery of rare and strategic
metals from secondary sources has become essential, due to the high demand for these metals
in the production of electronic equipment. ...