Báo cáo hóa học: " A delta-doped quantum well system with additional modulation doping" pot

... 10 11 cm -2 ,15nmGaAs,20nmundoped Al 0.33 Ga 0.67 As, 40 nm Al 0.33 Ga 0.67 As layer with a Si-dop- ing density of 10 18 cm -3 , and 10 nm GaAs cap layer. It is found that electrical contacts to a delta-doped q uan- tum well with the same ... a semi-insulating (SI) GaAs (100) substrate as follows: 500 nm GaAs, 80 nm Al 0.33 Ga 0.67 As, 5 nm GaAs, Si delta -doping with a den-...

Ngày tải lên: 21/06/2014, 05:20

... points],C.R.Acad.Sci.ParisS ´ er. I Math. 308 (1989), no. 2, 51–54 (French). [2] A. D.Ioffe and A. J. Zaslavski, Variational principles and well- posedness in optimization and calculus of variations,SIAMJ.ControlOptim.38 ... S.ReichandA.J.Zaslavski ,Well- posedness of fixed point problems,FarEastJ.Math.Sci.(FJMS), (2001), Special Volume (Functional Analysis and Its Applications), Part III, 3...

Ngày tải lên: 23/06/2014, 00:20

... sepsis. Intensive Care Med 2001, 27:1412-1415. 24. Martinez A, Orozco G, Varade J, Sanchez LM, Pascual D, Balsa A, Gar- cia A, de la Concha EG, Fernandez-Gutierrez B, Martin J, Urcelay E: Macrophage migration ... sepa- rately as well as analyzed as a haplotype. Especially in the sub group of patients ≤60 years old and in patients with non-abdominal and non-pulmonary sepsis focus the...

Ngày tải lên: 18/06/2014, 15:20

... offers a variety of advantages over traditionally synchronous access strategies and may be adapted to a wide variety of contexts, with primary relevance to applications involving direct object manipulation. Background Many ... communicate a particular message through a binary channelFigure 2 Sample state sequences f i (t) used to communicate a particular message through a binary...

Ngày tải lên: 19/06/2014, 08:20

... monoclonal Ab against human PSA (Biocon, Inc. Rockville, MD) to quantify total PSA levels. sero MAP-based PSA quantifi- cation was compared with standard ELISA-based PSA assays (American Qualex) and ... integrating b oth autoAb against the 6 above-described PCAA and the patient’s PSA status. For total PSA a nd autoAb against each peptide epitope, an index va lue was cal culated based on t...

Ngày tải lên: 20/06/2014, 03:20

... week, and 8 week data. Data were aggregated across treatment. Data analyses Internal reliability was determined by computing Cron- bach's alpha coefficients and inter-item correlations at each ... score is 0 and the best possible score is 32. Validation of the index Data source We conducted secondary data analyses on 209 advanced RCC patients with available HRQL data (70% male; mean ag...

Ngày tải lên: 20/06/2014, 16:20

... Shirvani-Moghaddam 1* and Farida Akbari 2 Abstract Due to relatively simple implementation, Uniform Linear Array (ULA) is a popular geometry for array signal processing. Despite this advantage, ... compare the arrays capability during AOA estimation algorithms, Monte Carlo approach is used to ac hieve more accura te Table 1 Effect of the number of data snapshots on the accuracy of AOA estim...

Ngày tải lên: 21/06/2014, 01:20

... the minutiae-based matching algorithm is shown in Figure 6. The local structure of a minutia is rotation and translation invariant because it consists of the direction and location relative to ... template fingerprints and a virtual centroid of the polyhedron is given. The matching scores are also stored in the database. During the verification stage, a distance is calculated from...

Ngày tải lên: 21/06/2014, 19:20

... y   dσ(y  )     2 d r r. (2.4) A UNIFYING APPROACH FOR CERTAIN CLASS OF MAXIMAL FUNCTIONS AHMAD AL-SALMAN Received 16 January 2006; Revised 12 April 2006; Accepted 13 April 2006 We establish L p estimates for certain class ... 1993. [27] S. Yano, Notes on Four ier analysis. XXIX. An extrapolation theorem, Journal of the Mathematical Society of Japan 3 (1951), 296–305. Ahmad Al-Salman...

Ngày tải lên: 22/06/2014, 22:20

... nongaussianity since Gaussian variable has the largest en- tropy among all random variables of equal variance [16]. Be- cause it is difficult to calculate negentropy, an approximation is usually ... ram Counter x i 16 Clock Estimation process MUL MUX Random number generator MUL MUL ADD Data ram MUL ADD MUL DEC NORM CMP Data ram Output process Data ram Counter w out 16 (a) Read in process Data...

Ngày tải lên: 22/06/2014, 22:20