[PDF] Top 20 Devoir de contrôle n° 1 1ère Année Mr Gammar
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Photodetectors on the Basis of Porous Silicon
... studies the electrical characteristics of photodiode structures porous silicon – silicon sub- strates modified with molecules of ...Changes the nature of ... Voir le document complet
60
Metal Nanoparticles Deposited on Porous Silicon Templates as Novel Substrates for SERS
... results on preparation of stable and uniform SERS solid substrates using macroporous silicon (pSi) with deposited silver and gold are ...Macroporous silicon is produced by anodisation ... Voir le document complet
12
Mat. Res. vol.7 número4
... Porous silicon layers (PSL) were produced by stain etching from a HF:HNO 3 500:1 mixture with etching time varying in the range of 1 up to 10 ...min. The samples have presented ... Voir le document complet
11
THE INFLUENCE OF BINDING MATERIAL ON POROUS STRUCTURE OF SHAPED HOPCALITE
... properties of manganese oxide catalysts (MOC) that are used for oxidation of carbon monoxide and ozone decomposition, greatly depend on the base phase structure – manganese dioxide and also ... Voir le document complet
29
Influence of Thermal Oxidation on Processes of Charge Carrier Transfer in Porous Silicon
... dependences of the electrical conductivity of porous silicon and thermally oxidized po- rous silicon in the modes of direct and alternating currents in the ... Voir le document complet
151
The comparison of the structure and microhardness of the tool steel C90 and HS 6-5-2 remelted with the electric arc
... made of the steel C90 and HS 6-5-2 immediately after the conventional hardening, need the tempering ...During the tempering, there is a transforma- tion of retained austenite ... Voir le document complet
10
Effect of Annealing Time for Quenching CuAl7Fe5Ni5W2Si2 Bronze on the Microstructure and Mechanical Properties
... temperature of the sample during heat treatment and heat treatment of the characteristic parameters of the tested bronze samples shown in Figure ...4. The heat treatment ... Voir le document complet
84
SOCIAL ECONOMY – A FORM OF INCLUSION AND OF ''REACTIVATING'' OF LABOR IN THE CONTEXT OF THE CURRENT CRISIS
... essence of social economy is the inclusive function of the labor market through which the different forms of social economy that exist in the member states can play a role ... Voir le document complet
16
A Method To Find The Area Of Sector Without The Usage Of Angle Made By The Chord
... find the area of sector the angle made by the chord (that is chord which divides the circle) is ...in the below method we find the ratio of the segments ... Voir le document complet
210
The Effects of Gender Segregation at the Occupation, Industry, Establishment, and Job-Cell Levels on the Male-Female Wage Gap
... On the firms’ side, the fixed effects absorb unobserved heterogeneity in a large set of factors such as their management productivity, discrimination practices, technologies, job attributes, ... Voir le document complet
The Influence Of CSR Awareness On Consumer Purchase Decision Of A Telecommunication Network In Ghana A Case Of La Nkwantanag Madina Municipality
... investigated the effect of associated CSR practices on consumers and presented similar ...findings. The CSR activities mentioned in the research are, for instance, environmental ... Voir le document complet
7
J. Microw. Optoelectron. Electromagn. Appl. vol.11 número2
... resonance. The high quality resonance is achieved by excitation of the trapped-mode in array with two concentric metal rings in a cell on a silicon ...activation of the ... Voir le document complet
186
Mat. Res. vol.4 número1
... amount of investigations is devoted to the PL and absorption measurements of PS 1-6,8 , but so far there has been a few reports on its thermal properties 7,17,18,34,35 ...applying the ... Voir le document complet
77
Formation Features of the Porous Silicon Layers Modified by НСl and HBr in the Context of Optical Properties
... Transmission and reflection spectra, refraction factor of the porous silicon layers produced in HF(48%): HCl:H 2 O and HF(48%):HBr:H 2 O solutions are investigated by the sample illumin[r] ... Voir le document complet
14
Selection of the temperature of casting the bronzes to plaster moulds
... to the temperature suita- bly: 1200 °C, 1180 °C, 1160 °C and 1140 °C, and then the mould was casted - probe TDAg and plaster mould with thin-walled, so- called casts test slats about dimensions: the ... Voir le document complet
167
GMOs: building the future on the basis of past experience
... body of experimental data, the vast majority available before September 1998, that were the fundamental basis for the Brazilian National Council for Biosafety to consider Roundup Ready® ... Voir le document complet
227
The Implication Of Mens Rural-Urban Migration On Household Decision Making In Soy Sub-County Kenya
... in the migration flow of farmers from the poor regions in the north to the more vibrant urban south (Anarfi et ...Given the significant disparities between Ghana’s rural and ... Voir le document complet
43
Critical Study Regarding the Evolution of Incomes and Expenses of the Romanian Healthcare System in the Context of Budgetary Decentralization
... services, the health system needs more ...finance the costs for million policyholders, under aggravating conditions where the population is aging and the trend is to keep the pace with ... Voir le document complet
101
Problem solving on the basis of information models of buildings
... At the fi rst stage, standard Allplan tools are analyzed. At the second stage, the problem of integration and interoperability of different software programmes is ...At the third ... Voir le document complet
187
Mat. Res. vol.8 número2
... to the silicon carbide ...% of additives (Table 1) and 90 vol. % of -SiC (BF 17, ...evaluate the effect of composition and rare earth elements on densification of ... Voir le document complet
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