نتایج جستجو برای: pdos
تعداد نتایج: 178 فیلتر نتایج به سال:
Wine Protected Designation of Origin (PDO) products are strictly regulated and therefore highly susceptible to changes in climatic, environmental socioeconomic conditions. Analysing the impacts such has so far been challenging, because legal specifications wine PDOs Europe have never summarised a harmonised dataset. Here, we present how created first inventory regulatory information for 1177 PD...
The stannite structured ZnAg2SnS4 was developed from its parent composition ZnAg2GeS4, which is considered to be an excellent photocatalytic material, as the demands for effect on organic and waste water treatment have been increasing around globe. First foremost, geometry optimization performed by density functional theory (DFT) of generalized gradient approximation (GGA) with Perdew–Burke–Ern...
Characteristics of the Raman spectrum from carbon onions have been identified in terms of the position of the G peak and appearance of the transverse optic phonon peaks. Five new peaks were observed in the low wavenumber region, at about 1100, 861, 700, 450 and 250 cm . The origins of these peaks are discussed in terms of the phonon density of states (PDOS) and phonon dispersion curves of graph...
Our calculations are based on the modeling technique and simulation ab-initio that appeals to the Density Functional Theory (DFT) relying on the Full-Potential Linearized Augmented Plane Waves (FP-LAPW) method that requires a calculation process using approximations such as Local Density (LDA) and Generalized Gradient (GGA) developed in the modelling software of nanostructures WIEN2k. The optim...
Denial of Service (DoS) attacks can be easily launched in Wireless Sensor Networks (WSNs). Due to their resource constraints, namely limited energy, memory and bandwidth, WSNs are especially vulnerable to DoS attacks. This paper addresses a particular class of DoS attacks that overwhelm resources along a multihop data delivery path. Since WSNs are typically tree-structured, then a DoS attack on...
Abstract The Geographical Indications (GIs) scheme is the EU’s primary policy tool for increasing market values of geographically distinct food products. Although GIs are linked to landscapes production, little known about social-ecological they represent, mainly due a lack spatial data. In this study, we, therefore, mapped all 638 products labeled as Protected Designations Origin (PDOs), using...
Abstract Within this work, we report the results of nuclear inelastic scattering experiments low-spin phase iron(II) mononuclear SCO complex Fe[HBpz 3 ] 2 and density functional theory based calculations performed on a model molecule complex. We show that calculated partial vibrational states structure single center which is linked by three pyrazole rings to borat in good accordance with experi...
Effective passivation of interface defects in high-k metal oxide/Ge gate stacks is a longstanding goal of research on germanium metal-oxide-semiconductor devices. In this paper, we use photoelectron spectroscopy to probe the formation of a GeO2 interface layer between an atomic layer deposited Al2O3 gate dielectric and a Ge(100) substrate during forming gas anneal (FGA). Capacitance- and conduc...
Spin transport features of the n-type doping zigzag graphene nanoribbons (ZGNRs) with an edge contact are investigated by first principle methods, where ZGNRs are C-H2 bonded at one edge while C-H bonded at the other to form an asymmetric edge hydrogenation. The results show that a perfect spin filtering effect (100%) in such ZGNR nanojunctions can be achieved in a very large bias region for th...
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