John Davies

Prof

20002014
If you made any changes in Pure these will be visible here soon.

Research Output 2000 2014

2014
3 Citations (Scopus)
44 Downloads (Pure)

Magnetic field dependence of singlet oxygen generation by nanoporous silicon

Amonkosolpan, J., Aliev, G. N., Wolverson, D., Snow, P. A. & Davies, J. J., 31 Jul 2014, In : Nanoscale Research Letters. 9, p. 1-7 7 p., 342.

Research output: Contribution to journalArticle

Open Access
Singlet Oxygen
Silicon
Excitons
excitons
Magnetic fields
2013
6 Citations (Scopus)
62 Downloads (Pure)

Magnetic resonance and the structure of magnesium acceptors in gallium nitride

Davies, J. J., 15 Jun 2013, In : Physical Review B. 87, 23, 5 p., 235208.

Research output: Contribution to journalArticle

Open Access
File
Gallium nitride
gallium nitrides
Magnetic resonance
Magnesium
suggestion
2012
69 Downloads (Pure)

Coherent Raman spectroscopy of the quantum-entangled exciton-Mn2+ state in CdTe 

Wolverson, D., Smith, L. C., Bingham, S. J. & Davies, J. J., 15 Oct 2012, In : Physical Review B. 86, 15, 9 p., 155209.

Research output: Contribution to journalArticle

Open Access
File
Electron spin resonance spectroscopy
Exchange interactions
Excitons
Raman spectroscopy
electron paramagnetic resonance
2 Citations (Scopus)
58 Downloads (Pure)

Exchange interactions in Cd1-xMnxTe wide quantum wells

Rice, C., Smith, L. C., Davies, J. J., Wolverson, D., Wiater, M., Karczewski, G. & Wojtowicz, T., 24 Oct 2012, In : Physical Review B. 86, 15, 6 p., 155318.

Research output: Contribution to journalArticle

Open Access
File
Exchange interactions
Semiconductor quantum wells
quantum wells
Manganese
Excitons

Exciton-Mn exchange interactions as a function of translational wavevector in Cd1-xMnxTe quantum wells

Rice, C., Smith, L. C., Davies, J. J., Wolverson, D., Wiater, M., Karczewski, G. & Wojtowicz, T., 1 Aug 2012, In : Physica Status Solidi (C). 9, 8-9, p. 1826-1829 4 p.

Research output: Contribution to journalArticle

excitons
quantum wells
manganese ions
center of mass
optical spectrum
2011

Effects of motion on exciton magnetic properties

Kochereshko, V. P., Davies, J. J., Smith, L. C., Wolverson, D., Mariette, H., Boukari, H., Wiater, M., Karczewski, G. & Wojtowicz, T. J., Apr 2011, In : Physica Status Solidi (C) Current Topics in Solid State Physics. 8, 4, p. 1173-1177 5 p.

Research output: Contribution to journalArticle

excitons
magnetic properties
center of mass
magnetic moments
quantum wells
12 Citations (Scopus)
62 Downloads (Pure)

Wave-vector dependence of magnetic properties of excitons in ZnTe

Smith, L. C., Davies, J. J., Wolverson, D., Boukari, H., Mariette, H., Kochereshko, V. P. & Phillips, R. T., 2011, In : Physical Review B. 83, 15, 155206.

Research output: Contribution to journalArticle

File
Excitons
Magnetic properties
excitons
magnetic properties
Semiconductor quantum wells
2010
3 Citations (Scopus)

Excitonic polaritons in transverse magnetic fields

Loginov, D. K., Kochereshko, V. P., Cox, R. T., Besombes, L., Mariette, H., Davies, J. J., Wolverson, D. & Smith, L. C., Jun 2010, In : Physica Status Solidi B-Basic Solid State Physics. 247, 6, p. 1528-1530 3 p.

Research output: Contribution to journalArticle

Excitons
polaritons
excitons
Magnetic fields
magnetic fields
8 Citations (Scopus)

Excitons in motion in II-VI semiconductors

Davies, J., Smith, L., Wolverson, D., Kochereshko, V. P., Cibert, J., Mariette, H., Boukari, H., Wiater, M., Karczewski, G., Wojtowicz, T., Gust, A., Kruse, C. & Hommel, D., Jun 2010, In : Physica Status Solidi B-Basic Solid State Physics. 247, 6, p. 1521-1527 7 p.

Research output: Contribution to journalArticle

Excitons
Magnetic properties
excitons
Diamagnetism
Hamiltonians
10 Citations (Scopus)
64 Downloads (Pure)

Motion-enhanced magnetic moments of excitons in ZnSe

Davies, J. J., Smith, L. C., Wolverson, D., Gust, A., Kruse, C., Hommel, D. & Kochereshko, V. P., 2010, In : Physical Review B. 81, 8, 085208.

Research output: Contribution to journalArticle

File
Magnetic moments
Excitons
magnetic moments
excitons
Charge carriers
2009
4 Citations (Scopus)

Exciton polaritons in quantum wells in a transverse magnetic field

Loginov, D. K., Kochereshko, V. P., Platonov, A. V., Davies, J. J., Wolverson, D., Smith, L. C., Cox, R. T., Cibert, J. & Mariette, H., Aug 2009, In : Physics of the Solid State. 51, 8, p. 1649-1655 7 p.

Research output: Contribution to journalArticle

Excitons
polaritons
Semiconductor quantum wells
excitons
quantum wells
7 Citations (Scopus)

Giant modulation of resonance Raman scattering from (Cd,Mn)Te quantum wells by secondary illumination

Koudinov, A., Kusrayev, Y., Wolverson, D., Smith, L., Davies, J., Karczewski, G. & Wojtowicz, T., 12 Jun 2009, In : Physical Review B. 79, 24, 241310.

Research output: Contribution to journalArticle

resonance scattering
Semiconductor quantum wells
Raman scattering
Lighting
illumination

Motional enhancement of the exciton magnetic moment

Kochereshko, V. P., Platonov, A. V., Davies, J. J., Wolverson, D., Smith, L. C., Cox, R. T., Cibert, J. & Mariette, H., Feb 2009, In : Physica Status Solidi (C). 6, 2, p. 512-515 4 p.

Research output: Contribution to journalArticle

magnetic moments
excitons
augmentation
center of mass
quantum wells
2008
4 Citations (Scopus)

Dependence of multiple Mn2+ spin-flip Raman scattering in quantum wells on the magnetic field direction

Smith, L., Davies, J., Wolverson, D., Lentze, M., Geurts, J., Wojtowicz, T. & Karczewski, G., 20 Mar 2008, In : Physical Review B. 77, 11, 115341.

Research output: Contribution to journalArticle

Manganese
Semiconductor quantum wells
Raman scattering
quantum wells
Raman spectra
5 Citations (Scopus)

Excitons in motion: universal dependence of the magnetic moment on kinetic energy

Kochereshko, V. P., Smith, L., Davies, J., Cox, R. T., Platonov, A., Wolverson, D., Boukari, H., Mariette, H., Cibert, J., Wiater, M., Wojtowicz, T. & Karczewski, G., Jun 2008, In : Physica Status Solidi B-Basic Solid State Physics. 245, 6, p. 1059-1063 5 p.

Research output: Contribution to journalArticle

Magnetic moments
Excitons
Kinetic energy
magnetic moments
kinetic energy
4 Citations (Scopus)

Motional enhancement of the exciton magnetic moment

Kochereshko, V. P., Platonov, A. V., Loginov, D. K., Davies, J., Wolverson, D., Smith, L. C., Boukari, H., Cox, R. T., Cibert, J. & Mariette, H., 2008, In : Semiconductor Science and Technology. 23, 11, p. 114011 1 p.

Research output: Contribution to journalArticle

Magnetic moments
Excitons
magnetic moments
excitons
augmentation
19 Citations (Scopus)

Motion-dependent magnetic properties of excitons in CdTe

Smith, L. C., Davies, J. J., Wolverson, D., Crampin, S., Cox, R. T., Cibert, J., Mariette, H., Kochereshko, V. P., Wiater, M., Karczewski, G. & Wojtowicz, T., 15 Aug 2008, In : Physical Review B. 78, 8, 13 p., 085204.

Research output: Contribution to journalArticle

Excitons
Magnetic properties
excitons
magnetic properties
Semiconductor quantum wells
2007

Coherent Raman Spectroscopy of Cd1-xMnxTe Quantum Wells

Smith, L. C., Wolverson, D., Bingham, S. J., Davies, J. J., Lentze, M., Geurts, J., Wiater, M., Karczewski, G. & Wojtowicz, T., 2007, p. 2787-2791. 5 p.

Research output: Contribution to conferencePaper

electron paramagnetic resonance
Raman spectroscopy
quantum wells
selectivity
sensitivity
3 Citations (Scopus)

Enhancement of the longitudinal magnetic moment of the exciton due to its motion

Chereshko, V. P., Platonov, A. V., Mikhailov, G. V., Davies, J. J., Wolverson, D., Cox, R. T., Cibert, J., Mariette, H., Loginov, D. K., Ubyivovk, E. V., Efimov, Y. P. & Eliseev, S. A., 2007, In : International Journal of Modern Physics B. 21, 8-9, p. 1350-1357 8 p.

Research output: Contribution to journalArticle

magnetic moments
excitons
augmentation
zinc
quantum wells
4 Citations (Scopus)

Excitonic polaritons in transverse magnetic fields

Loginov, D., Kochereshko, V. P., Litvinov, A., Besombes, L., Mariette, H., Davies, J. J., Smith, L. C. & Wolverson, D., 2007, In : Acta Physica Polonica A. 112, 2, p. 381-386 6 p.

Research output: Contribution to journalArticle

Excitons in Motion in CdTe, ZnTe and ZnSe

Davies, J. J., Smith, L. C., Wolverson, D., Boukari, H., Cox, R. T., Mariette, H., Cibert, J., Kochereshko, V. P., Platonov, A., Wiater, M., Wojtowicz, T. & Karczewski, G., 2007, p. 2803-2807. 5 p.

Research output: Contribution to conferencePaper

excitons
kinetic energy
magnetic moments
quantum wells
magnetic properties

Linearly Polarized Emission of Quantum Wells Subject to an In-Plane Magnetic Field

Kusrayev, Y. G., Koudinov, A. V., Averkiev, N. S., Wolverson, D., Davies, J. J., Kossut, J., Karczewski, G. & Wojtowicz, T., 2007, p. 2782-2786. 5 p.

Research output: Contribution to conferencePaper

quantum wells
photoluminescence
polarization
linear polarization
magnetic fields

Modulation of Quantum Well Optical Properties by Illumination above the Barrier Bandgap

Koudinov, A. V., Kusrayev, Y. G., Smith, L. C., Davies, J. J., Wolverson, D., Wiater, M., Karczewski, G. & Wojtowicz, T., 2007, p. 2792-2795. 4 p.

Research output: Contribution to conferencePaper

illumination
quantum wells
modulation
optical properties
Raman spectra
4 Citations (Scopus)

Motional enhancement of exciton magnetic moments

Litvinov, A., Kochereshko, V., Cox, R. T., Besombes, L., Mariette, H., Boukari, H., Loginov, D., Davies, J. J., Smith, L. C. & Wolverson, D., 2007, In : Acta Physica Polonica A. 112, 2, p. 161-165 5 p.

Research output: Contribution to journalArticle

2006
6 Citations (Scopus)

Electron paramagnetic resonance of Mn2+ ions in CdTe detected by coherent Raman spectroscopy

Smith, L. C., Wolverson, D., Bingham, S. J. & Davies, J. J., 2006, In : Physica Status Solidi B-Basic Solid State Physics. 243, 4, p. 892-896 5 p.

Research output: Contribution to journalArticle

Excitonic states of ZnSe detected by microwave-modulated reflectivity

Wolverson, D., Smith, L. C., Bingham, S. J. & Davies, J. J., 2006, In : Physica Status Solidi B-Basic Solid State Physics. 243, 4, p. 897-901 5 p.

Research output: Contribution to journalArticle

31 Citations (Scopus)

Huge exchange energy and fine structure of excitons in an organic-inorganic quantum well material

Ema, K., Umeda, K., Toda, M., Yajima, C., Arai, Y., Kunugita, H., Wolverson, D. & Davies, J. J., 2006, In : Physical Review B. 73, 24, 241310(R).

Research output: Contribution to journalArticle

16 Citations (Scopus)

Linear polarization of the photoluminescence of quantum wells subject to in-plane magnetic fields

Koudinov, A. V., Averkiev, N. S., Kusrayev, Y. G., Namozov, B. R., Zakharchenya, B. P., Wolverson, D., Davies, J. J., Wojtowicz, T., Karczewski, G. & Kossut, J., 2006, In : Physical Review B. 74, 19, 195338.

Research output: Contribution to journalArticle

36 Citations (Scopus)

Motional enhancement of exciton magnetic moments in zinc-blende semiconductors

Davies, J. J., Wolverson, D., Kochereshko, V. P., Platonov, A. V., Cox, R. T., Cibert, J., Mariette, H., Bodin, C., Gourgon, C., Ubyivovk, E. V., Efimov, Y. P. & Eliseev, S. A., 2006, In : Physical Review Letters. 97, 18, 187403.

Research output: Contribution to journalArticle

zinc
magnetic moments
excitons
augmentation
kinetic energy
5 Citations (Scopus)

Optically detected electron spin-flip resonance in CdMnTe

Zeng, S., Smith, L. C., Davies, J. J., Wolverson, D., Bingham, S. J. & Aliev, G. N., 2006, In : Physica Status Solidi B-Basic Solid State Physics. 243, 4, p. 887-891 5 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Optically-detected magnetic resonance of spin-paired complexes emitting in the 2.3 eV spectral region in Mg-doped GaN

Aliev, G. N., Zeng, S., Bingham, S. J., Wolverson, D., Davies, J. J., Wang, T. & Parbrook, P. J., 2006, In : Physical Review B. 74, 23, 235205.

Research output: Contribution to journalArticle

22 Citations (Scopus)

Origin of the red luminescence in Mg-doped GaN

Zeng, S., Aliev, G. N., Wolverson, D., Davies, J. J., Bingham, S. J., Abdulmalik, D. A., Coleman, P. G., Wang, T. & Parbrook, P. J., 2006, In : Applied Physics Letters. 89, 2

Research output: Contribution to journalArticle

The magnesium acceptor states in GaN: an investigation by optically-detected magnetic resonance

Aliev, G. N., Zeng, S., Davies, J., Wolverson, D., Bingham, S. J., Parbrook, P. J. & Wang, T., Jun 2006, In : Physica Status Solidi (C). 3, 6, p. 1892-1896 5 p.

Research output: Contribution to journalArticle

magnetic resonance
magnesium
nitrogen atoms
crystal field theory
orbitals
12 Citations (Scopus)

The role of vacancies in the red luminescence from Mg-doped GaN

Zeng, S., Aliev, G. N., Wolverson, D., Davies, J., Bingham, S. J., Abdulmalik, D. A., Coleman, P., Wang, T. & Parbrook, P. J., Jun 2006, In : Physica Status Solidi (C). 3, 6, p. 1919-1922 4 p.

Research output: Contribution to journalArticle

luminescence
positron annihilation
photoluminescence
magnetic resonance
magnesium
2005
2 Citations (Scopus)

Electron paramagnetic resonance of manganese ions in CdTe detected by coherent Raman spectroscopy

Smith, L. C., Bingham, S. J., Davies, J. J. & Wolverson, D., 2005, In : Applied Physics Letters. 87, 20

Research output: Contribution to journalArticle

16 Citations (Scopus)

Nature of acceptor states in magnesium-doped gallium nitride

Aliev, G. N., Zeng, S., Davies, J. J., Wolverson, D., Bingham, S. J., Parbrook, P. J. & Wang, T., 2005, In : Physical Review B. 71, 19, 195204.

Research output: Contribution to journalArticle

Gallium nitride
gallium nitrides
Magnesium
magnesium
Doping (additives)
2004
3 Citations (Scopus)

Optical absorption of a Li-related impurity in ZnO

Mc Cabe, D., Johnston, K., Henry, M. O., Mc Glynn, E., Alves, E. & Davies, J. J., 2004, In : Physica B Condensed Matter. 351, 1-2, p. 227-227 1 p.

Research output: Contribution to journalArticle

18 Citations (Scopus)

Optically detected magnetic resonance of epitaxial nitrogen-doped ZnO

Aliev, G. N., Bingham, S. J., Wolverson, D., Davies, J. J., Makino, H., Ko, H. J. & Yao, T., 2004, In : Physical Review B. 70, 11, 115206.

Research output: Contribution to journalArticle

Magnetic resonance
magnetic resonance
Nitrogen
nitrogen
Exchange interactions

Optically-detected magnetic resonance studies of ZnO:N

Aliev, G. N., Bingham, S. J., Wolverson, D., Davies, J., Makino, H. & Yao, T., 2004, In : Physica Status Solidi (C). 1, 4, p. 876-879 4 p.

Research output: Contribution to journalArticle

magnetic resonance
oxygen ions
interstitials
molecular beam epitaxy
zinc
14 Citations (Scopus)

Tuning of the average p-d exchange in (Ga,Mn)As by modification of the Mn electronic structure

Hartmann, T., Ye, S., Klar, P. J., Heimbrodt, W., Lampalzer, M., Stolz, W., Kurz, T., Loidl, A., von Nidda, H. A. K., Wolverson, D., Davies, J. J. & Overhof, H., 2004, In : Physical Review B. 70, 23, 233201.

Research output: Contribution to journalArticle

2003
5 Citations (Scopus)

3-Allyl)[(S)-(+)-(2-pyrrolidinylmethyl)-pyrrolidine] palladium(II) trifluoromethane-sulfonate

Jones, M. D., Paz, F. A. A., Davies, J. E. & Johnson, B. F. G., 1 Mar 2003, In : Acta Crystallographica Section E: Structure Reports Online. 59, 3, p. m105-m107 3 p.

Research output: Contribution to journalArticle

Palladium
Chelation
sulfonates
Anions
Cations
10 Citations (Scopus)

Optical absorption of a Li-related impurity in ZnO

Mc Cabe, D., Johnston, K., Henry, M. O., Mc Glynn, E., Alves, E. & Davies, J. J., 2003, In : Physica B Condensed Matter. 340-342, p. 225-229 5 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Optically detected magnetic resonance of paired defects in as-grown magnesium-doped GaN

Davies, J., Aliev, G. N., Bingham, S. J., Wolverson, D., Stepanov, S., Yavich, B. & Wang, W. N., 2003, In : Physical Review B. 67, 3, 035203.

Research output: Contribution to journalArticle

Magnetic resonance
Magnesium
magnetic resonance
magnesium
interstitials
37 Citations (Scopus)

Spin excitations of the spin-polarized electron gas in semimagnetic quantum wells

Jusserand, B., Perez, F., Richards, D. R., Karczewski, G., Wojtowicz, T., Testelin, C., Wolverson, D. & Davies, J. J., 2003, In : Physical Review Letters. 91, 8, 086802.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Spin-flip Raman scattering in semi-magnetic quantum wells with in-plane anisotropy: Analysis of the intermediate states

Koudinov, A. V., Kusrayev, Y. G., Zakharchenya, B. P., Wolverson, D., Davies, J. J., Wojtowicz, T., Karczewski, G. & Kossut, J., 2003, In : Physical Review B. 67, 11, 115304.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Spin-flip Raman scattering studies of ZnSe bulk crystals doped with antimony

Davies, J. J., Wolverson, D., Aliev, G. N., Zeng, S., Wang, J. F. & Isshiki, M., 2003, In : Semiconductor Science and Technology. 18, 11, p. 978-982 5 p.

Research output: Contribution to journalArticle

2002
3 Citations (Scopus)

Displaced substitutional phosphorus acceptors in zinc selenide

Wolverson, D., Davies, J. J., Strauf, S., Michler, P., Gutowski, J., Klude, M., Hommel, D., Ohkawa, K., Tournie, E. & Faurie, J. P., 2002, In : Physica Status Solidi B-Basic Solid State Physics. 229, 1, p. 257-260 4 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)
Epitaxial layers
Paramagnetic resonance
Raman spectroscopy
electron paramagnetic resonance
Semiconductor materials
1 Citation (Scopus)

Negatively charged donor centers in ultrathin ZnSe : N layers

Strauf, S., Michler, P., Gutowski, J., Klude, M., Hommel, D., Wolverson, D. & Davies, J. J., 2002, In : Physica Status Solidi B-Basic Solid State Physics. 229, 1, p. 245-250 6 p.

Research output: Contribution to journalArticle

16 Citations (Scopus)

Photoluminescence studies of type IIa and nitrogen doped CVD diamond

Wotherspoon, A., Steeds, J. W., Coleman, P., Wolverson, D., Davies, J., Lawson, S. & Butler, J., 2002, In : Diamond and Related Materials. 11 Mar-Jun, 3-6, p. 692-696 5 p.

Research output: Contribution to journalArticle