Search
Now showing items 11-20 of 20
Sugar cane nutrient distribution analysis
(2011)
Neutron Activation Analysis (NAA), Molecular Absorption Spectrometry (UV-Vis), and Flame Photometry techniques were applied to measure plant nutrient concentrations of Br, Ca, Cl, K, Mn, N, Na and P in sugar-cane root, ...
Comparative study of the proton beam effects between the conventional and Circular-Gate MOSFETs
(2012)
The study of ionizing radiation effects on semiconductor devices is of great relevance for the global technological development and is a necessity in some strategic areas in Brazil. This work presents preliminary results ...
Exploring the potential of the São Paulo potential
(2010)
© 2010 Owned by the authors, published by EDP Sciences.Recent development of an imaginary potential based on the São Paulo potential is briefly presented. Further developments of the model in order to describe weakly bound ...
Portable X-ray fluorescence system to measure Th and U concentrations
(2018)
© 2018 Elsevier LtdThis study reports the results obtained in the analysis of waste material samples generated by the industries of phosphate fertilizers, in particular, the use of specific filters in a portable X-ray ...
Reliability-Performance Analysis of Hardware and Software Co-Designs in SRAM-Based APSoCs
(2018)
© 1963-2012 IEEE.All programmable system-on-chip (APSoC) devices provide higher system performance and programmable flexibility at lower costs compared to standalone field-programmable gate array devices and processors. ...
Analyzing the Influence of the Angles of Incidence and Rotation on MBU Events Induced by Low LET Heavy Ions in a 28-nm SRAM-Based FPGA
(2017)
© 1963-2012 IEEE.This paper shows the impact of low linear energy transfer heavy ions on the reliability of 28-nm Bulk static random access memory (RAM) cells from Artix-7 field-programmable gate array. Irradiation tests ...
High natural radiation in Brazilian sands
(2012)
The present work investigated Brazilian beach sands in order to analyze the total external natural radiation dose using a gamma-ray spectrometry technique. The activities from the radionuclides 40K and the elements from ...
Extraction of natural radionuclides in TENORM waste phosphogypsum
(2018)
© 2018 Published by Elsevier Ltd.Phosphate ore is the raw material for the production of fertilizers. Phosphogypsum with a high content of natural radionuclides, specifically those present in the decay series of 238U and ...
Analysis of SRAM-Based FPGA SEU Sensitivity to Combined EMI and TID-Imprinted Effects
(2016)
© 2016 IEEE.This work proposes a novel methodology to evaluate SRAM-based FPGA's susceptibility with respect to Single-Event Upset (SEU) as a function of noise on VDD power pins, Total-Ionizing Dose (TID) and TID-imprinted ...
Experimental setup for Single Event Effects at the São Paulo 8UD Pelletron Accelerator
(2014)
In this work we present an experimental setup mounted in one of the beam lines at the São Paulo 8UD Pelletron Accelerator in order to study Single Event Effects in electronic devices. The basic idea is to use elastic ...