This paper shows a singular mechanism for a gravity compensated and reactionless robot arm.Firstly, the difference between singular point and singular mechanism is explained.A Simple example shows that singular point is local but singular mechanism is global.In other words the Pudding Basin latter singularity is globally maintained.Secondly, four c
The aim of this paper is to present some results of a comparative study between the politeness strategies that two Spanish and two Brazilian professors would use, both in Portuguese and Spanish, in twelve hypothetical situations presented on a social behavior questionnaire.This work is based on a previous study published by Piatti (2003) in Argenti
Abstract Fusarium crown and foot rot, caused by F.solani f.sp.cucurbitae, are major fungal diseases affecting zucchini and other cucurbits.Despite the efficacy of synthetic fungicides, their health and environmental hazards have highlighted the urgent need for safer alternatives, such as phytochemical-based biocides.Owing to the upregulation of the
Evaporator Cover Clip This study focuses on a wireless powered cooperative communication network (WPCCN), which includes a hybrid access point (HAP), a source and a relay.The considered source and relay are installed without embedded energy supply (EES), thus are dependent on energy harvested from signals from the HAP to power their cooperative inf