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[PDF] Top 20 Effects of hydrostatic stress on the density of impurity states and donor-related optical absorption spectra in GaAs–(Ga,Al)As quantum wells

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Effects of hydrostatic stress on the density of impurity states and donor-related optical absorption spectra in GaAs–(Ga,Al)As quantum wells

Effects of hydrostatic stress on the density of impurity states and donor-related optical absorption spectra in GaAs–(Ga,Al)As quantum wells

... dynamics and recombination mechanisms in semiconductor quantum wells (QWs) have been the subject of many ...such as applied electric and magnetic fields as ... See full document

4

Binding energy and density of shallow impurity states in GaAs–(Ga, Al)As quantum wells : effects of an applied hydrostatic stress

Binding energy and density of shallow impurity states in GaAs–(Ga, Al)As quantum wells : effects of an applied hydrostatic stress

... 4 and 5 we display the density of donor and acceptor impurity states, respectively, as a function of the difference between the ... See full document

6

Donor-related density of states and polarizability in a GaAs-(Ga, Al)As quantum-well under hydrostatic pressure and applied electric field

Donor-related density of states and polarizability in a GaAs-(Ga, Al)As quantum-well under hydrostatic pressure and applied electric field

... The application of an electric field in the growth direction of the heterostructure gives rise to a polarization of the carrier distribution and to an ... See full document

5

Simultaneous effects of hydrostatic stress and an electric field on donors in a GaAs-(Ga, Al)As quantum well

Simultaneous effects of hydrostatic stress and an electric field on donors in a GaAs-(Ga, Al)As quantum well

... calculations on the influence of both an external electric field and hydrostatic stress on the binding energy and impurity polarizability of ... See full document

10

A variational method for the description of the pressure-induced image mixing in GaAs-based quantum wells

A variational method for the description of the pressure-induced image mixing in GaAs-based quantum wells

... study of the G2X mixing phenomenon in GaAs- based systems has several antecedents in the last years ...investigate the effects of hydrostatic pressure ... See full document

2

Donor impurity-related optical absorption spectra in GaAs-Ga1–xAlxAs quantum wells : hydrostatic pressure and Γ –X conduction band mixing effects

Donor impurity-related optical absorption spectra in GaAs-Ga1–xAlxAs quantum wells : hydrostatic pressure and Γ –X conduction band mixing effects

... configurations of the well width and the Γ − X mixing ...parameter. The linear and increasing behavior with the pressure, for the γ = 0 case, is mainly due to ... See full document

3

A joint experimental and theoretical study on the electronic structure and photoluminescence properties of Al2(WO4)3 powders

A joint experimental and theoretical study on the electronic structure and photoluminescence properties of Al2(WO4)3 powders

... Based on the experimental refinement of the XRD results and 195 Rietveld refinement data presented in this research, two periodic 196 models were used to find the singlet ... See full document

10

Unveiling the nature of INTEGRAL objects through optical spectroscopy VIII  Identification of 44 newly detected hard X ray sources

Unveiling the nature of INTEGRAL objects through optical spectroscopy VIII Identification of 44 newly detected hard X ray sources

... 2010) and Swift J0208.4−7428 (McBride et al. 2010) observed in the Small Magellanic Cloud (SMC), thus reaching a total of 44 ...objects. Optical spectroscopy for all of them was ... See full document

21

SPECTRAL MAPPING OF THE INTERMEDIATE POLAR DQ HERCULIS

SPECTRAL MAPPING OF THE INTERMEDIATE POLAR DQ HERCULIS

... from the nova shell. We note that nebular emission from the extended nova shell was included in the slit together with the light from the binary, and its contribution was ... See full document

15

An anti interleukin 2 receptor drug attenuates thelper 1 lymphocytes mediated inflammation in an acute model of endotoxin induced uveitis

An anti interleukin 2 receptor drug attenuates thelper 1 lymphocytes mediated inflammation in an acute model of endotoxin induced uveitis

... is the most important trigger for the formation and release of ROS ...is of prime importance in the development of oxidative stress for antimicrobial ... See full document

8

Spectroscopic study of solvent effects on the electronic absorption spectra of flavone and 7-hydroxyflavone in neat and binary solvent mixtures

Spectroscopic study of solvent effects on the electronic absorption spectra of flavone and 7-hydroxyflavone in neat and binary solvent mixtures

... shows the structure and chemical numbering system of F and ...7HF. The UV-vis absorption spectra of F exhibit two absorbance maxima (band I and band ...found ... See full document

18

Unveiling the nature of INTEGRAL objects through optical spectroscopy X  A new multi year, multi observatory campaign

Unveiling the nature of INTEGRAL objects through optical spectroscopy X A new multi year, multi observatory campaign

... reports the pres- ence of two soft X-ray sources within the IBIS error circle of IGR J14488 − ...identification as a Seyfert 1.2 galaxy (LEDA 589690) corresponds to the brighter ... See full document

21

Time dependent density functional study of the absorption and emission spectra of 1,3-benzoxazole and three substituted benzoxazoles

Time dependent density functional study of the absorption and emission spectra of 1,3-benzoxazole and three substituted benzoxazoles

... indicated. The variations suffered from the geometrical parameters due solvent effect (ethanol and toluene are used), are shown in Table II, the difference obtained for bond lengths are ... See full document

11

Research lines of the Quantum and Atom Optics Group at the Universitat Aut•noma de Barcelona

Research lines of the Quantum and Atom Optics Group at the Universitat Aut•noma de Barcelona

... addressing of about hundred quantum bits [2] and cluster entangled states of thousands of atoms [3] have been reported, respectively, in 2D optical microtrap arrays ... See full document

11

Stellar population properties for a sample of hard X ray AGNs

Stellar population properties for a sample of hard X ray AGNs

... detected and measured the emission line features with the study of the stellar population properties of the hosting ...information in the X-ray and ... See full document

9

Annealing Effect on the Structural and Optical Properties of SiOx films deposited by HFCVD

Annealing Effect on the Structural and Optical Properties of SiOx films deposited by HFCVD

... continuous and wide. However, with annealing the films show a thin stretching peak in FTIR ...spectra. The thin stretching peak means that the film is not amorphous and ... See full document

18

Impact of quality of grains used for seeds on the yield and grain market price of local sorghum in Gabiley, Somaliland

Impact of quality of grains used for seeds on the yield and grain market price of local sorghum in Gabiley, Somaliland

... Part of this scenario could be as a result of a portion of rain-fed small- scale farmers, sourcing the seeds of sorghum and other food grains directly from the ... See full document

49

Unveiling the nature of INTEGRAL objects through optical spectroscopy  VI  A multi observatory identification campaign

Unveiling the nature of INTEGRAL objects through optical spectroscopy VI A multi observatory identification campaign

... Sánchez and Andrés González for night assistance at the ESO ...thank the anonymous referee for useful remarks which helped us to improve the ...use of the ASI Science Data Center ... See full document

20

Unveiling the nature of INTEGRAL objects through optical spectroscopy  VII  Identification of 20 Galactic and extragalactic hard X ray sources

Unveiling the nature of INTEGRAL objects through optical spectroscopy VII Identification of 20 Galactic and extragalactic hard X ray sources

... than the one derived from the optical reddening using the empirical formula of Predehl & Schmitt ...observed in absorbed HMXBs detected with INTEGRAL (e.g., Chaty 2008) ... See full document

15

Quantum disc plus inverse square potential. An analytical model for two-dimensional quantum rings : study of nonlinear optical properties

Quantum disc plus inverse square potential. An analytical model for two-dimensional quantum rings : study of nonlinear optical properties

... Under the same conditions taken into account to derive the results shown in the figure ...obtained the corresponding variations of the relative change in the ... See full document

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