Volume 407; Issue 10

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Physica B: Condensed Matter
Volume 407; Issue 10

Physica B: Condensed Matter

Volume 407; Issue 10

1

Preface

Danie Auret, Hendrik Swart, André Venter

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 66 KB

english, 2012

2

Hydrogen shallow donors in ZnO and rutile TiO2

Jörg Weber, Edward V. Lavrov, Frank Herklotz

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 371 KB

english, 2012

3

Optical identification and electronic configuration of tungsten in 4H- and 6H-SiC

Andreas Gällström, Björn Magnusson, Franziska C. Beyer, Adam Gali, N.T. Son, Stefano Leone, Ivan G. Ivanov, Carl G. Hemmingsson, Anne Henry, Erik Janzén

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 1.89 MB

english, 2012

4

SiC epitaxy growth using chloride-based CVD

Anne Henry, Stefano Leone, Franziska C. Beyer, Henrik Pedersen, Olof Kordina, Sven Andersson, Erik Janzén

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 475 KB

english, 2012

5

Optical characterization of individual quantum dots

P.O. Holtz, C.W. Hsu, L.A. Larsson, K.F. Karlsson, D. Dufåker, A. Lundskog, U. Forsberg, E. Janzen, E.S. Moskalenko, V. Dimastrodonato, L. Mereni, E. Pelucchi

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 337 KB

english, 2012

6

Engineering of nearly strain-free ZnO films on Si(1 1 1) by tuning AlN buffer thickness

Vishnukanthan Venkatachalapathy, Augustinas Galeckas, In-Hwan Lee, Andrej Yu. Kuznetsov

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 1000 KB

english, 2012

7

Ion implantation induced defects in ZnO

L. Vines, J. Wong-Leung, C. Jagadish, E.V. Monakhov, B.G. Svensson

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 379 KB

english, 2012

8

A comparative study on structural, morphological and luminescence characteristics of Zn3(VO4)2 phosphor prepared via hydrothermal and citrate-gel combustion routes

Shreyas S. Pitale, Mukut Gohain, I.M. Nagpure, O.M. Ntwaeaborwa, Barend C.B. Bezuidenhoudt, H.C. Swart

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 634 KB

english, 2012

9

Luminescence properties of Ce3+ and Tb3+ co-activated ZnAl2O4 phosphor

K.G. Tshabalala, S.-H. Cho, J.-K. Park, Shreyas S. Pitale, I.M. Nagpure, R.E. Kroon, H.C. Swart, O.M. Ntwaeaborwa

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 713 KB

english, 2012

10

Type II GaSb/GaAs quantum dot/ring stacks with extended photoresponse for efficient solar cells

Peter James Carrington, Abu Syed Mahajumi, Magnus C. Wagener, Johannes Reinhardt Botha, Qian Zhuang, Anthony Krier

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 427 KB

english, 2012

11

Inductively coupled plasma induced deep levels in epitaxial n-GaAs

F.D. Auret, P.J. Janse van Rensburg, W.E. Meyer, S.M.M. Coelho, Vl. Kolkovsky, J.R. Botha, C. Nyamhere, A. Venter

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 224 KB

english, 2012

12

Characterization of a low concentrator photovoltaics module

B.A. Butler, E.E. van Dyk, F.J. Vorster, W. Okullo, M.K. Munji, P. Booysen

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 502 KB

english, 2012

13

Lattice site dependent cathodoluminescence behavior and surface chemical changes in a Sr5(PO4)3F host

I.M. Nagpure, Shreyas S. Pitale, E. Coetsee, O.M. Ntwaeaborwa, J.J. Terblans, H.C. Swart

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 724 KB

english, 2012

14

Black Cr/α-Cr2O3 nanoparticles based solar absorbers

S. Khamlich, O. Nemraoui, N. Mongwaketsi, R. McCrindle, N. Cingo, M. Maaza

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 718 KB

english, 2012

15

Field effect and charge injection in hybrid nanorod heterostructure

H.L. Kwok, Weicong Li

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 219 KB

english, 2012

16

Surface chemical changes of CaTiO3:Pr3+ upon electron beam irradiation

L.L. Noto, S.S. Pitale, J.J. Terblans, O.M. Ntwaeaborwa, H.C. Swart

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 905 KB

english, 2012

17

UV exposure and photon degradation of Alq3 powders

M.M. Duvenhage, O.M. Ntwaeaborwa, H.C. Swart

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 456 KB

english, 2012

18

The origin of a peak in the reststrahlen region of SiC

J.A.A. Engelbrecht, I.J. van Rooyen, A. Henry, E. Janzén, E.J. Olivier

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 384 KB

english, 2012

19

Characterization of AlGaN-based metal–semiconductor solar-blind UV photodiodes with IrO2 Schottky contacts

L. van Schalkwyk, W.E. Meyer, F.D. Auret, J.M. Nel, P.N.M. Ngoepe, M. Diale

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 334 KB

english, 2012

20

Morphology engineering of ZnO nanostructures

V. Khranovskyy, R. Yakimova

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 959 KB

english, 2012

21

Comparative PL study of individual ZnO nanorods, grown by APMOCVD and CBD techniques

Volodymyr Khranovskyy, Rositza Yakimova, Fredrik Karlsson, Abdul S. Syed, Per-Olof Holtz, Zelalem Nigussa Urgessa, Oluwatobi Samuel Oluwafemi, Johannes Reinhardt Botha

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 691 KB

english, 2012

22

Effect of precursor concentration on the growth of zinc oxide nanorod arrays on pre-treated substrates

Z.N. Urgessa, O.S. Oluwafemi, J.R. Botha

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 453 KB

english, 2012

23

Photoluminescence study of aligned ZnO nanorods grown using chemical bath deposition

Z.N. Urgessa, O.S. Oluwafemi, J.K. Dangbegnon, J.R. Botha

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 393 KB

english, 2012

24

Internal electric fields due to piezoelectric and spontaneous polarizations in CdZnO/MgZnO quantum well with various applied electric field effects

H.C. Jeon, S.J. Lee, T.W. Kang, S.H. Park

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 341 KB

english, 2012

25

Polarized emission and excitonic fine structure energies of InGaN quantum dots

K.F. Karlsson, S. Amloy, Y.T. Chen, K.H. Chen, H.C. Hsu, C.L. Hsiao, L.C. Chen, P.O. Holtz

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 305 KB

english, 2012

26

Temperature-dependence of the structural and afterglow luminance properties of polymer/SrAlxOy:Eu2+,Dy3+ composites

Daniel B. Bem, A.S. Luyt, B.F. Dejene, H.C. Swart

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 745 KB

english, 2012

27

Luminescence studies of a combustion-synthesized blue–green BaAlxOy:Eu2+,Dy3+ nanoparticles

Daniel B. Bem, F.B. Dejene, A.S. Luyt, H.C. Swart

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 989 KB

english, 2012

28

Dependence of surface distribution of self-assembled InSb nanodots on surface morphology and spacer layer thickness

M. Godbole, E.J. Olivier, E. Coetsee, H.C. Swart, J.H. Neethling, J.R. Botha

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 750 KB

english, 2012

29

Electrical characterisation of ruthenium Schottky contacts on n-Ge (1 0 0)

Albert Chawanda, Cloud Nyamhere, Francois D. Auret, Jacqueline M. Nel, Wilbert Mtangi, Mmatsae Diale

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 566 KB

english, 2012

30

Current–voltage temperature characteristics of Au/n-Ge (1 0 0) Schottky diodes

Albert Chawanda, Wilbert Mtangi, Francois D Auret, Jacqueline Nel, Cloud Nyamhere, Mmantsae Diale

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 418 KB

english, 2012

31

Characterization of cell mismatch in a multi-crystalline silicon photovoltaic module

J.L. Crozier, E.E. van Dyk, F.J. Vorster

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 463 KB

english, 2012

32

Concentration effect of Tm3+ on cathodoluminescence properties of SiO2:Tm3+ and SiO2:Ho3+,Tm3+ systems

M.S. Dhlamini, G.H. Mhlongo, H.C. Swart, O.M. Ntwaeaborwa, K.T. Hillie

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 540 KB

english, 2012

33

X-ray photoelectron spectroscopy analysis for undegraded and degraded Gd2O2S:Tb3+ phosphor thin films

J.J. Dolo, H.C. Swart, J.J. Terblans, E. Coetsee, O.M. Ntwaeaborwa, B.F. Dejene

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 637 KB

english, 2012

34

Surface morphology and electronic structure of halogen etched InAs (1 1 1)

N. Eassa, D.M. Murape, R. Betz, J.H. Neethling, A. Venter, J.R. Botha

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 453 KB

english, 2012

35

Luminescence from Ce in sol–gel SiO2

R.E. Kroon, H.A.A. Seed Ahmed, O.M. Ntwaeaborwa, L.F. Koao, I.M. Nagpure, M.A. Gusowski, J.R. Botha, H.C. Swart

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 300 KB

english, 2012

36

Interface properties of an O2 annealed Au/Ni/n-Al0.18Ga0.82N Schottky contact

M.J. Legodi, W.E. Meyer, F.D. Auret

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 290 KB

english, 2012

37

Synthesis and characterization of BaAl2O4:Eu2+ co-doped with different rare earth ions

M.A. Lephoto, O.M. Ntwaeaborwa, Shreyas S. Pitale, H.C. Swart, J.R. Botha, B.M. Mothudi

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 724 KB

english, 2012

38

Sensitizing effects of ZnO quantum dots on red-emitting Pr3+-doped SiO2 phosphor

P.S. Mbule, G.H. Mhlongo, Shreyas S. Pitale, H.C. Swart, O.M. Ntwaeaborwa

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 609 KB

english, 2012

39

Optimization of growth parameters for MOVPE-grown GaSb and Ga1−xInxSb

S.S. Miya, V. Wagener, J.R. Botha

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 595 KB

english, 2012

40

Synthesis and characterization of porphyrin nanotubes/rods for solar radiation harvesting and solar cells

N. Mongwaketsi, S. Khamlich, B. Klumperman, R. Sparrow, M. Maaza

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 480 KB

english, 2012

41

Thermoluminescent and stuctural properties of BaAl2O4:Eu2+,Nd3+,Gd3+phosphors prepared by combustion method

B.M. Mothudi, M.A. Lephoto, O.M. Ntwaeaborwa, J.R. Botha, H.C. Swart

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 864 KB

english, 2012

42

Annealing and surface conduction on Hydrogen peroxide treated bulk melt-grown, single crystal ZnO

W. Mtangi, J.M. Nel, F.D. Auret, A. Chawanda, M. Diale, C. Nyamhere

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 311 KB

english, 2012

43

Optoelectronic characterization of Au/Ni/n-AlGaN photodiodes after annealing at different temperatures

P.N.M. Ngoepe, W.E. Meyer, M. Diale, F.D. Auret, L. van Schalkwyk

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 431 KB

english, 2012

44

Post-fabrication annealing effects on the performance of P3HT:PCBM solar cells with/without ZnO nanoparticles

O.M. Ntwaeaborwa, Renjia Zhou, Lei Qian, Shreyas S. Pitale, J. Xue, H.C. Swart, P.H. Holloway

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 350 KB

english, 2012

45

Pt–Al2O3 nanocoatings for high temperature concentrated solar thermal power applications

Zebib.Y. Nuru, C.J. Arendse, R. Nemutudi, O. Nemraoui, M. Maaza

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 558 KB

english, 2012

46

A comparison of the M3/M4 metastable defect detected in hydrogen and ICP Ar plasma treated n-GaAs

C. Nyamhere, A. Venter

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 306 KB

english, 2012

47

Comparison of two models for phonon assisted tunneling field enhanced emission from defects in Ge measured by DLTS

J. Pienaar, W.E. Meyer, F.D. Auret, S.M.M. Coelho

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 330 KB

english, 2012

48

Investigation of ageing characteristics and identification of surface chemical changes on SrGa2S4:Ce3+ display phosphor under electron beam bombardment

P.A. Moleme, Shreyas S. Pitale, H.C. Swart, O.M. Ntwaeaborwa

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 764 KB

english, 2012

49

Performance of multi-junction cells due to illumination distribution across the cell surface

R.D. Schultz, F.J Vorster, E.E van Dyk

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 461 KB

english, 2012

50

5D3→7FJ emission of Tb doped sol–gel silica

H.A.A. Seed Ahmed, O.M. Ntwaeaborwa, M.A. Gusowski, J.R. Botha, R.E. Kroon

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 328 KB

english, 2012

51

Photoconduction spectroscopy of p-type GaSb films

M.W. Shura, V. Wagener, J.R. Botha, M.C. Wagener

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 296 KB

english, 2012

52

Surface characterization and luminescent properties of SrAl2O4:Eu2+, Dy3+ nano thin films

H.C. Swart, O.M. Ntwaeaborwa, P.D. Nsimama, J.J. Terblans

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 628 KB

english, 2012

53

PL and CL degradation and characteristics of SrAl2O4: Eu2+,Dy3+ phosphors

H.C. Swart, J.J. Terblans, O.M. Ntwaeaborwa, R.E. Kroon, B.M. Mothudi

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 548 KB

english, 2012

54

Synthesis and characterization of ZnO nanoparticles using polyethylene glycol (PEG)

M.A. Tshabalala, B.F. Dejene, H.C. Swart

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 445 KB

english, 2012

55

Role of VI/II ratio on the growth of ZnO nanostructures using chemical bath deposition

Z.N. Urgessa, O.S. Oluwafemi, J.R. Botha

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 691 KB

english, 2012

56

Improved GaSb surfaces using a (NH4)2S/(NH4)2S04 solution

D.M. Murape, N. Eassa, C. Nyamhere, J.H. Neethling, R. Betz, E. Coetsee, H.C. Swart, J.R. Botha, A. Venter

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 510 KB

english, 2012

57

Phosphorescent and thermoluminescent properties of SrAl2O4:Eu2+, Dy3+ phosphors prepared by solid state reaction method

B.M. Mothudi, O.M. Ntwaeaborwa, A. Kumar, K. Sohn, H.C. Swart

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 684 KB

english, 2012

58

Editorial Board

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 64 KB

english, 2012

59

Proceedings of the 4th South African Conference on Photonic Materials

André Venter, Danie Auret, Hendrick C. Swart

Journal:

Physica B: Condensed Matter

Year:

2012

File:

PDF, 162 KB

2012

60

The manuscripts for these Proceedings were received by the Publisher: end of July 2011

Journal:

Physica B: Condensed Matter

Year:

2012

File:

PDF, 15 KB

2012

61

Committees and Sponsors

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 263 KB

english, 2012

62

Conference photograph

Journal:

Physica B: Condensed Matter

Year:

2012

File:

PDF, 770 KB

2012

63

Contents

Journal:

Physica B: Condensed Matter

Year:

2012

Language:

english

File:

PDF, 44 KB

english, 2012

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