نتایج جستجو برای: keywords consumption
تعداد نتایج: 2151932 فیلتر نتایج به سال:
This article argues that in the global North a successful path to sustainability will entail a stabilization of consumption through reductions in hours of work, a solution that neither ecologists nor economists have addressed seriously. The article presents data on the slowdown of hours reductions in many countries and discusses the need for policy intervention to counter firm-level disincentiv...
A new CMOS buffer without short-circuit power consumption is proposed. In this work, the gate-driving signal of the output pull-up (pull-down) transistor is fed back to the output pull-down (pull-up) transistor to get tri-state output momentarily, eliminating the short-circuit power consumption. The TSPICE simulations are used to verify the operation of the buffer. It is observed that the power...
background & aim: depression is a chronic and overwhelming disorder. one of the factors that could prevent the occurrence of depression is tea consumption. considering the controversial results of previous studies, the aim of this systematic and meta-analysis review study was to answer this question that whether tea consumption could decrease the risk of depression. methods & materials : by sea...
In this paper, we simulate the energy consumption, throughput and reliability for both, Zigbee IEEE 802.15.4 Mac protocol and BAN IEEE 802.15.6 exploited in medical applications using Guaranteed Time Slot (GTS) and polling mechanisms by CASTALIA software. Then, we compare and analyze the simulation results. These results show that the originality of this work focuses on giving decisive factors ...
Understanding the consumption and production of various metabolites of fibroblast conditioned media is needed for its proper and optimized use in expansion of pluripotent stem cells. For this purpose, we have used the HPLC method to analyse the consumption of glucose and the production of lactate over time by mouse embryonic fibroblasts. The experimental data have also been compared with mathem...
aim and background: after cesarean section surgery, routine pharmacologic methods of methods and materials: a total of 80 patients, american society of anesthesiologists (asa) findings: pain score and postoperative cumulative opioid consumption were significantly lower p < 0.05), while there were no group differences in terms of p > 0.05). conclusions: postoperative use of patient-s...
This paper presents a scheme for detecting anomalous power consumption patterns attack using wavelet transform and artificial neural network for smart grid. The main procedure of the proposed algorithm consists of following steps: I) Creating normal and anomaly patterns of power consumption to train the proposed method. II) Wavelet transform is applied on power consumption patterns to extract f...
This paper presents the designing of a fully differential folded cascode operational transconductance amplifier (OTA) with common mode feedback circuit (CMFB). The designed OTA is operated in sub-threshold region to reduce the power consumption. The simulation is carried out in CADENCE environment using 150nm CMOS. The simulation result shows the DC gain of 82 dB with UGBW of 768 KHz, CMRR of 1...
background: dairy products intolerance is defined by existing of gastrointestinal symptoms following dairy product consumption. its prevalence varies among different countries. this study is conducted to determine the frequencies and severities of intolerance symptoms in the consumption of different dairy products in iranian students of medical sciences. methods: in this cross-sectional study, ...
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