Results 11 to 20 of about 215,535 (302)

Organic pollutants in water samples of Vjosa river: Albania

open access: yesZaštita Materijala, 2017
The findings reported here belong to a study on determination of organochlorine pesticides, their residues, polychlorinated biphenyls, polyaromatic hydrocarbons and BTEX concentrations in water samples of Vjosa River (Albanian part).
Aurel Nuro, Elda Marku, Bledar Murtaj
doaj   +1 more source

Phytocannabinoids as novel therapeutic agents in CNS disorders [PDF]

open access: yes, 2012
The Cannabis sativa herb contains over 100 phytocannabinoid (pCB) compounds and has been used for thousands of years for both recreational and medicinal purposes.
Hill, Andrew J.   +3 more
core   +1 more source

Um partido em dois tempos: o Partido Comunista Brasileiro (PCB) nas conjunturas pré e pós golpe de 1964

open access: yesAvances del Cesor, 2020
O objetivo do presente artigo é analisar, a partir de pontos específicos, a atuação do Partido Comunista Brasileiro (PCB) e sua militância em duas conjunturas distintas.
Marco Aurélio Santana
doaj   +1 more source

A Novel Data Mining Approach for Defect Detection in the Printed Circuit Board Manufacturing Process

open access: yesEngineering Management in Production and Services, 2022
This research aims to propose an effective model for the detection of defective Printed Circuit Boards (PCBs) in the output stage of the Surface-Mount Technology (SMT) line.
Bártová Blanka, Bína Vladislav
doaj   +1 more source

Polychlorinated biphenyls in cow’s milk, feed and soil in selected areas of Slovakia [PDF]

open access: yesActa Fytotechnica et Zootechnica, 2020
The contents of polychlorinated biphenyls (PCBs) were determined in raw cow’s milk, feed and soil samples from three regions of Slovak Republic (SR) depending on the environmental regional classification of SR. Total 60 pool milk samples from undisturbed
Róbert Toman
doaj   +1 more source

Solder Wear Study on Electronic Boards using Nanoindentantions [PDF]

open access: yesJournal of Electrical and Electronics Engineering, 2022
This paper presents a method for analysing the differences in solder interfaces between a new and an used printed circuit board (PCB). The study was carried out using the nanoindentation technique, the properties analysed being those of homogeneity ...
MANEA Carla-Paula   +2 more
doaj  

Fabrication and functionalization of PCB gold electrodes suitable for DNA-based electrochemical sensing [PDF]

open access: yes, 2014
The request of high specificity and selectivity sensors suitable for mass production is a constant demand in medical research. For applications in point-of-care diagnostics and therapy, there is a high demand for low cost and rapid sensing platforms ...
Dhaenens, Kristof   +8 more
core   +1 more source

Metabolism of 2,2',3,3',6,6'-hexachlorobiphenyl (PCB 136) atropisomers in tissue slices from phenobarbital or dexamethasone-induced rats is sex-dependent. [PDF]

open access: yes, 2013
1. Chiral polychlorinated biphenyls (PCBs) such as PCB 136 enantioselectively sensitize the ryanodine receptor (RyR). In light of recent evidence that PCBs cause developmental neurotoxicity via RyR-dependent mechanisms, this suggests that ...
Chen, Hao   +7 more
core   +1 more source

THE EFFECT OF PYROLYSIS DURATION ON THERMAL CONDUCTIVITY, STABILITY, AND VISCOSITY OF DISPERSED PCB-BASED PARTICLES IN THERMAL FLUID

open access: yesRekayasa Mesin, 2023
Solid particles have a higher thermal conductivity compared to a fluid. Therefore, it is a common practice to disperse solid particles inside a base fluid to increase its thermal conductivity.
Wahyuaji Narottama Putra   +4 more
doaj   +1 more source

A New Method for Exposing Deposit Feeders to Contaminated Sediments for Food Chain Studies [PDF]

open access: yes, 2017
(excerpt) The ubiquity and refractory nature of certain organic compounds, such as chlorinated pesticides and polychlorinated biphenyls (PCB\u27s), results in their accumulation in aquatic sediments (Holdrinet et al. 1978, Peck et al.
Meier, Peter G, Roberts, Dale
core   +3 more sources

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