Tuning the electron-phonon coupling in multilayer graphene with magnetic fields (2009)
Faugeras, C., Amado, M., Kossacki, P., Orlita, M., Sprinkle, M., Berger, C., ...
Magneto Raman scattering study of the E$_{2g}$ optical phonons in multi-layer epitaxial graphene grown on a carbon face of SiC are presented. At 4.2K in magnetic field up to 33 T, we observe a series...
Microwave magnetoplasmon absorption by a 2DEG stripe (2009)
Fedorych, O. M., Moreau, S., Potemski, M., Studenikin, S. A., Saku, T., Hirayama, Y.
Microwave absorption by a high mobility 2DEG has been investigated experimentally using sensitive Electron Paramagnetic Resonance cavity technique. It is found that MW absorption spectra are chiefly...
Using Landau quantization to suppress Auger scattering in graphene (2009)
Plochocka, P., Kossacki, P., Golnik, A., Kazimierczuk, T., Berger, C., De Heer, W. A., ...
A degenerate pump--probe technique is used to investigate the non equilibrium carrier dynamics in multi--layer graphene. Two distinctly different dynamics of the carrier relaxation are observed. A...
How perfect can graphene be? (2009)
Neugebauer, P., Orlita, M., Faugeras, C., Potemski, M.
Fabrication of graphene structures has triggered vast research efforts focused on the properties of two-dimensional systems with massless Dirac fermions. Nevertheless, further progress in exploring...
Magneto-optical readout of dark exciton distribution in cuprous oxide (2009)
Fishman, D., Faugeras, C., Potemski, M., Revcolevschi, A.
An experimental study of the yellow exciton series in Cu2O in strong magnetic fields up to 32 T shows the optical activation of direct and phonon-assisted paraexciton luminescence due to mixing with...
Schneider, J. M., Orlita, M., Potemski, M., Maude, D. K.
Magnetotransport of natural graphite and highly oriented pyrolytic graphite (HOPG) has been measured at mK temperatures. Quantum oscillations for both electron and hole carriers are observed with...
Orlita, M., Faugeras, C., Schneider, J. M., Martinez, G., Maude, D. K., Potemski, M.
We describe an infrared transmission study of a thin layer of bulk graphite in magnetic fields up to B = 34 T. Two series of absorption lines whose energy scales as sqrtB and B are present in the...
Optical absorption to probe the quantum Hall ferromagnet at filling factor $\nu=1$ (2009)
Plochocka, P., Schneider, J. M., Maude, D. K., Potemski, M., Rappaport, M., Umansky, V., ...
Optical absorption measurements are used to probe the spin polarization in the integer and fractional quantum Hall effect regimes. The system is fully spin polarized only at filling factor $\nu=1$...
Magneto-transmission of multi-layer epitaxial graphene and bulk graphite: A comparison (2008)
Orlita, M., Faugeras, C., Martinez, G., Maude, D. K., Schneider, J. M., Sprinkle, M., ...
Magneto-transmission of a thin layer of bulk graphite is compared with spectra taken on multilayer epitaxial graphene prepared by thermal decomposition of a SiC crystal. We focus on the spectral...
Magneto-transmission as a probe of Dirac fermions in bulk graphite (2008)
Orlita, M., Faugeras, C., Martinez, G., Maude, D. K., Sadowski, M. L., Schneider, J. M., ...
Far infrared magneto-transmission spectroscopy has been used to probe "relativistic" fermions in highly oriented pyrolytic and natural graphite. Nearly identical transmission spectra of those two...
Faugeras, C., Nerriere, A., Potemski, M., Mahmood, A., Dujardin, E., Berger, C., ...
To show the similarities between exfoliated graphene and epitaxial few layer graphite (FLG) layers, we present micro-Raman scattering measurements on three different graphite-based materials:...
Faugeras, C., Nerriere, A., Potemski, M., Mahmood, A., Dujardin, E., Berger, C., ...
To show the similarities between exfoliated graphene and epitaxial few layer graphite (FLG) layers, we present micro-Raman scattering measurements on three different graphite-based materials:...
Optical emission and Rayleigh scattering in semiconductor superlattices in magnetic fields. (2008)
Amado, M., Bellani, V., Diez, E., Koerdt, C., Plochocka-Polak, P., Potemski, M., ...
Physica E, 40(2008) S.1374-76
Few layer graphene on SiC, pyrolitic graphite and graphene: a Raman scattering study (2007)
Faugeras, C., Nerriere, A., Potemski, M., Mahmood, A., Dujardin, E., Berger, C., ...
The results of micro-Raman scattering measurements performed on three different ``graphitic'' materials: micro-structured disks of highly oriented pyrolytic graphite, graphene multi-layers thermally...
Dirac fermions at the H point of graphite: Magneto-transmission studies (2007)
Orlita, M., Faugeras, C., Martinez, G., Maude, D. K., Sadowski, M. L., Potemski, M.
We report on far infrared magneto-transmission measurements on a thin graphite sample prepared by exfoliation of highly oriented pyrolytic graphite. In magnetic field, absorption lines exhibiting a...
Plochocka, P., Faugeras, C., Orlita, M., Sadowski, M. L., Martinez, G., Potemski, M., ...
We have investigated the absorption spectrum of multilayer graphene in high magnetic fields. The low energy part of the spectrum of electrons in graphene is well described by the relativistic Dirac...
Optical readout of charge and spin in a self-assembled quantum dot in a strong magnetic field (2007)
Korkusinski, M., Hawrylak, P., Babinski, A., Potemski, M., Raymond, S., Wasilewski, Z.
We present a theory and experiment demonstrating optical readout of charge and spin in a single InAs/GaAs self-assembled quantum dot. By applying a magnetic field we create the filling factor 2...
Magnetospectroscopy of epitaxial few-layer graphene (2007)
Sadowski, M. L., Martinez, G., Potemski, M., Berger, C., De Heer, W. A.
The inter-Landau level transitions observed in far-infrared transmission experiments on few-layer graphene samples show a behaviour characteristic of the linear dispersion expected in graphene. This...
Magneto infra-red absorption in high electronic density GaAs quantum wells (2007)
Poulter, A. J. L., Zeman, J., Maude, D. K., Potemski, M., Martinez, G., Riedel, A., ...
Magneto infra-red absorption measurements have been performed in a highly doped GaAs quantum well which has been lifted off and bonded to a silicon substrate, in order to study the resonant polaron...
Bellani, V., Amado, M., Diez, E., Koerdt, C., Potemski, M., Hey, R.
We report the experimental study of resonant Rayleigh scattering in GaAs-AlGaAs superlattices with ordered and intentionally disordered potential profiles (correlated and uncorrelated) in the growth...
Resonant Rayleigh scattering in ordered and disordered semiconductor superlattices. (2007)
Bellani, V., Amado, M., Diez, E., Koerdt, C., Potemski, M., Hey, R.
Physical Review B, 76(2007) S.075349/1-7
Landau level spectroscopy of ultrathin graphite layers (2006)
Sadowski, M. L., Martinez, G., Potemski, M., Berger, C., De Heer, W. A.
Far infrared transmission experiments are performed on ultrathin epitaxial graphite samples in a magnetic field. The observed cyclotron resonance-like and electron-positron-like transitions are in...
Studenikin, S. A., Sachrajda, A. S., Gupta, J. A., Wasilewski, Z. R., Fedorych, O. M., Byszewski, M., ...
The frequency dependence of microwave-induced resistance oscillations (MIROs) has been studied experimentally in high-mobility electron GaAs/AlGaAs structures to explore the limits at which these...
Babiński, A., Potemski, M., Shtrikman, H.
Magnetospectroscopic studies of a modulation-doped GaAs/InGaAs/GaAlAs quantum well (QW) are presented. Oscillations of the photoluminescence (PL) intensity in magnetic field are investigated....
Evidence for excitonic polarons in InAs/GaAs quantum dots (2006)
Preisler, V., Grange, T., Ferreira, R., De Vaulchier, L. A., Guldner, Y., Teran, F. J., ...
We investigate the interband transitions in several ensembles of self-assembled InAs/GaAs quantum dots by using photoluminescence excitation spectroscopy under strong magnetic fields up to 28 T....
Teran, F. J., Chen, Y., Potemski, M., Wojtowicz, T., Karczewski, G.
The evolution with carrier density of photoluminescence and photoluminescence excitation spectra is studied at zero magnetic field and at low temperatures in n-type modulation doped CdMnTe quantum...
Optical probing of composite fermions in a two-dimensional electron gas (2006)
Byszewski, M., Chwalisz, B., Maude, D. K., Sadowski, M. L., Potemski, M., Saku, T., ...
Landau level spectroscopy of ultrathin graphite layers (2006)
Sadowski, M. L., Martinez, G., Potemski, M., Berger, C., De Heer, W. A.
Far infrared transmission experiments are performed on ultrathin epitaxial graphite samples in a magnetic field. The observed cyclotron resonancelike and electron-positron-like transitions are in...
Babinski, A., Ortner, G., Raymond, S., Potemski, M., Bayer, M., Sheng, W., ...
We report on the magnetic field dispersion of the exciton spin-splitting and diamagnetic shift in single InAs/GaAs quantum dots up to B=28 T. We have found substantial differences between field...
Gladysiewicz, A., Bryja, L., Wojs, A., Potemski, M.
The density of states (DOS) and absorption spectrum of weakly doped, narrow quantum wells in high magnetic fields are calculated by realistic exact diagonalization. The systems containing an...
Skyrmions in a hole gas with large spin gap and strong disorder (2006)
Bryja, L., Ryczko, K., Wojs, A., Misiewicz, J., Potemski, M.
In the photoluminescence excitation spectra of two-dimensional valence holes with large spin gap and strong disorder we find evidence for quantum Hall ferromagnetism and small skyrmions around the...
Babinski, A., Potemski, M., Raymond, S., Lapointe, J., Wasilewski, Z. R.
Magnetospectroscopy of a highly excited single InAs-GaAs quantum dot is performed. The multiexcitonic emission related to the s, p, and d shells of a zero-dimensional system is identified. Orbital...
Optical spectroscopy of a single InAs/GaAs quantum dot in high magnetic fields (2006)
Babinski, A., Potemski, M., Raymond, S., Korkusinski, M., Sheng, W., Hawrylak, P., ...
We report on the measurements of the photoluminescence from the s-shell of a single InAs/GaAs quantum dot in magnetic fields up to 23 T. The observed multiline emission is attributed to different...
Magnetopolaron effect on shallow donors in GaN (2006)
Wysmołek, A., Stępniewski, R., Potemski, M., Chwalisz-Pietka, B., Pakula, K., Baranowski, J. M., ...
Resonant interaction between longitudinal-optic (LO) phonons and electrons bound on shallow donors in GaN is studied using magnetoluminescence of neutral-donor bound excitons ((DX)-X-0). The...
Optically detected cyclotron resonance in a high mobility 2D electron gas (2006)
Moreau, S., Byszewski, M., Sadowski, M. L., Potemski, M., Studenikin, S. A., Austing, G., ...
We study the properties of high mobility GaAs/GaAlAs quantum well structure by monitoring the microwave induced changes in the low-temperature photoluminescence of the 2DEG as a function of the...
Intraband magnetospectroscopy of singly and doubly charged n-type self-assembled quantum dots (2006)
Carpenter, B. A., Zibik, E. A., Sadowski, M. L., Wilson, L. R., Whittaker, D. M., Cockburn, J. W., ...
The influence of quantum dot occupancy and incident light polarization on the carrier-lattice interactions in electron-doped InAs quantum dots grown on GaAs has been investigated up to 28 T by...
Coupled plasmon-LO-phonon modes at high-magnetic fields (2006)
Wysmołek, A., Plantier, D., Potemski, M., Slupinski, T., Zytkiewicz, Z. R.
High-magnetic-field (up to 28 T) inelastic light scattering experiments on coupled plasmon-LO-phonon modes in degenerate n-type GaAs are reported. The data are analyzed using a standard, dielectric...
Quantum Hall skyrmions in a hole gas with a large spin gap (2006)
Bryja, L., Wojs, A., Potemski, M.
Photoluminescence excitation spectra of a two-dimensional valence hole gas with large spin gap and strong disorder are studied in high magnetic fields. The characteristic field dependence of...
Magneto-luminescence study of silicon-vacancy in 6H-SiC (2006)
Wysmołek, A., Wardak, K., Stępniewski, R., Baranowski, J., Potemski, M., Tymicki, E., ...
The magneto-spectroscopy studies of luminescence related to silicon-vacancy, in high quality 6H-SiC crystals grown by the seeded physical vapor transport method, are presented. The superior optical...
Shake-up processes in photoluminescence of two-dimensional holes in a high magnetic field (2006)
Wojs, A., Bryja, L., Misiewicz, J., Potemski, M., Reuter, D., Wieck, A.
Recombination of excitons and positive trions is studied by two-beam photoluminescence of a two-dimensional hole gas in a high magnetic field. The singlet, dark-triplet and bright-triplet states of a...
Studenikin, S. A., Byszewski, M., Maude, D. K., Potemski, M., Sachrajda, A., Wasilewski, Z. R., ...
Microwave induced resistance oscillations (MIROs) were studied experimentally over a very wide range of frequencies ranging from similar to 20 GHz up to similar to 4 THz, and from the quasi-classical...
Studenikin, S. A., Byszewski, M., Maude, D. K., Potemski, M., Sachrajda, A., Wasilewski, Z. R., ...
Microwave induced resistance oscillations (MIROs) were studied experimentally over a very wide range of frequencies ranging from ~20 GHz up to ~4 THz, and from the quasi-classical regime to the...
Babinski, A., Ortner, G., Raymond, S., Potemski, M., Bayer, M., Hawrylak, P., ...
We report on the magnetic field dispersion of the exciton spin-splitting and diamagnetic shift in single InAs/GaAs quantum dots (QDs) and dot molecules (QDMs) up to $B$ = 28 T. Only for systems with...
Single-dot spectroscopy in high magnetic fields (2005)
Babinski, A., Awirothananon, S., Lapointe, J., Wasilewski, Z., Raymond, S., Potemski, M.
Trion formation in narrow GaAs quantum well structures (2005)
Teran, F. J., Eaves, L., Mansouri, L., Buhmann, H., Maude, D. K., Potemski, M., ...
Fine structure in the excitonic emission of InAs/GaAs quantum dot molecules (2005)
Ortner, G., Yugova, I., Larionov, A., Kurtze, H., Yakovlev, D. R., ...
Infrared spectroscopy of GaAs doped with Mn (2005)
Rutkowska, A., Wasik, D., Witowski, A., Sadowski, M., Orlowski, W., Strzelecka, G., ...
Carriers diffusion in GaAs/AlAs type II quantum well (2005)
Lesiak, A., Chwalisz, B., Wysmołek, A., Potemski, M., Stepniewski, R., Thierry-Mieg, V.
Electron and Hole States in Vertically Coupled Self-Assembled InGaAs Quantum Dots (2005)
Korkusinski, M., Sheng, W., Hawrylak, P., Wasilewski, Z., Ortner, G., Bayer, M., ...
Neutral Mn acceptor in bulk GaN studied in high magnetic fields (2005)
Wolos, A., Wysmolek, A., Kaminski, M., Twardowski, A., Bockowski, M., Grzegory, I., ...
Magneto-luminescence of a single lateral island formed in the type II GaAs/AlAs quatum well (2005)
Chwalisz, B., Wysmolek, A., Stepniewski, R., Babinski, A., Potemski, M., Thierry-Mieg, V.
Excitonic Fock-Darwin spectra from electron-hole droplets in self- assembled quantum dots (2005)
Raymond, S., Studenikin, S., Sachrajda, A., Wasilewski, Z., Cheng, S. J., Sheng, W., ...
Optically detected cyclotron resonance in a high mobility (2005)
Moreau, S., Byszewski, M., Sadowski, M. L., Potemski, M., Studenikin, S., Austing, G., ...
Studenikin, S. A., Potemski, M., Sachrajda, A., Hilke, M., Pfeiffer, L. N., West, K. W.
In this work we address experimentally a number of unresolved issues related to microwave induced resistance oscillations (MIRO) and the zero-resistance states observed recently on very high-mobility...
Photoluminescence of p-doped quantum wells with strong spin splitting (2004)
Kossacki, P., Boukari, H., Bertolini, M., Ferrand, D., Cibert, J., Tatarenko, S., ...
The spectroscopic properties of a spin polarized two-dimensional hole gas are studied in modulation doped (Cd,Mn)Te quantum wells. The giant Zeeman effect induces a significant spin splitting even at...
Studenikin, S. A., Potemski, M., Sachrajda, A., Hilke, M., Pfeiffer, L. N., West, K. W.
We have performed simultaneous measurements of microwave absorption/reflection and magneto-transport characteristics of a high mobility two-dimensional electrons in GaAs/AlGaAs heterostructure in...
Studenikin, S. A., Potemski, M., Coleridge, P. T., Sachrajda, A. S., Wasilewski, Z. R.
We confirm the existence of magneto-resistance oscillations in a microwave-irradiated two-dimensional electron gas, first reported in a series of papers by Zudov et al. [Phys. Rev. B 64 (2001)...
Electronic structure of shallow impurities in GaN studied via bound exciton magnetooptics (2004)
Stępniewski, R., Wysmołek, A., Potemski, M.
We report the photoluminescence experiments on high quality GaN samples in high magnetic fields. A detailed analysis of the recombination due to excitons bound to neutral donors and acceptors is...
Enhanced Zeeman effect in GGG : Mn4+, Ca crystals (2004)
Suchocki, A., Biernacki, S., Boulon, G., Brenier, A., Potemski, M., Wysmołek, A.
The results of luminescence measurements in high magnetic fields of the GGG:Cr3+ and GGG:Mn4+,Ca2+ crystals are reported and compared in this work. It is shown that some of the Mn4+ centers undergo...
Magnetic order in semiconducting, ferromagnetic Ga1-xMnxAs (2004)
Fedorych, O. M., Wilamowski, Z., Potemski, M., Byszewski, M., Sadowski, J.
Magnetic resonance studies allow us to distinguish paramagnetic, ferromagnetic and ferrimagnetic phases in Ga1-xMnxAs. The transition from ferromagnet to ferrimagnet is correlated with a metal to...
Enhanced exciton-LO phonon coupling in doped quantum dots (2004)
Isaia, J. N., Babinski, A., Ferreira, R., De Vaulchier, L. A., Potemski, M., Guldner, Y., ...
We present photoluminescence measurements under strong magnetic field done on a sample with charged (n-doped) quantum dots. We have shown that the broadening of the luminescence line does not give a...
Electron-hole complexes in self-assembled quantum dots in strong magnetic fields (2004)
Cheng, S. J., Sheng, W., Hawrylak, P., Raymond, S., Studenikin, S., Sachrajda, A., ...
We present results of calculations and experiments on electron-hole complexes in InGaAs/GaAs self-assembled quantum dots in high magnetic field (B). Due to hidden symmetries, the chemical potential...
Photoluminescence excitation spectroscopy of InAs/GaAs quantum dots in high magnetic field (2004)
Babinski, A., Awirothananon, S., Raymond, S., Studenikin, S., Hawrylak, P., Cheng, S. J., ...
Results of photoluminescence excitation (PLE) measurements of quantum dots (QDs) in high magnetic field are presented in this work. A structure with a single layer of InAs/GaAs QDs of a relatively...
Optical studies of Mn2+ spin resonance in (Cd,Mn)Te quantum wells (2004)
Byszewski, M., Plantier, D., Sadowski, M. L., Potemski, M., Sachrajda, A., Wilamowski, Z., ...
We report optical investigations of Mn2+ spin resonance in (Cd,Mn)Te dilute magnetic semiconductor quantum wells. Raman scattering spin-flip measurements and optically detected magnetic resonance...
Hole subbands and Landau levels in p-type single AlxGa1-xAs/GaAs heterostructures (2004)
Ryczko, K., Kubisa, M., Bryja, L., Misiewicz, J., Stępniewski, R., Byszewski, M., ...
We studied the energy band structure of two-dimensional holes in p-type single AlxGa1-xAs/GaAs heterojunctions under a strong magnetic field up to 14 T. The electric field present in investigated...
Smirnov, D., Raymond, S., Studenikin, S., Babinski, A., Leotin, J., Frings, P., ...
We report on high-excitation photoluminescence (PL) measurements of an ensemble of InAs/GaAs self-assembled quantum dots with large inter-shell spacing (75 meV) in magnetic fields up to 73 T. The PL...
Bryja, L., Kubisa, M., Ryczko, K., Misiewicz, J., Stępniewski, R., Byszewski, M., ...
We report on detailed investigations of low temperature (T = 2 K) polarisation-resolved photoluminescence from heavily doped p-type Ga1-xAlxAs/GaAs single heterojunctions in magnetic field up to 23 T...
Excitonic energy shell structure of self-assembled InGaAs/GaAs quantum dots (2004)
Raymond, S., Studenikin, S., Sachrajda, A., Wasilewski, Z., Cheng, S. J., Sheng, W., ...
Performing optical spectroscopy of highly homogeneous quantum dot arrays in ultrahigh magnetic fields, an unprecedently well resolved Fock-Darwin spectrum is observed. The existence of up to four...
Wysmołek, A., Korona, K. P., Stępniewski, R., Baranowski, J. M., Bloniarz, J., Potemski, M., ...
In their Comment on our publication [Phys. Rev. B 66, 245317 (2002)], Freitas criticize our identification of donor-bound exciton transitions and the analysis of two-electron satellite emission...
The chemical vapour transport growth of ZnO single crystals (2004)
Mycielski, A., Kowalczyk, L., Szadkowski, A., Chwalisz, B., Wysmołek, A., Stępniewski, R., ...
Recently, ZnO attracts a wide interest as a promising material for the application in optoelectronic devices working in the blue and ultraviolet region and (when doped with magnetic impurities) in...
Awirothananon, S., Sheng, W. D., Babinski, A., Studenikin, S., Raymond, S., Sachrajda, A., ...
A set of self-assembled InAs/GaAs quantum dot (QD) samples annealed at various temperatures for 30 s was studied using magneto-photoluminescence up to 28T. Blueshifis increasing with annealing...
Emission from mesoscopic-size islands formed in a GaAs/A1As double layer structure (2004)
Wysmołek, A., Chwalisz, B., Potemski, M., Stępniewski, R., Babinski, A., Raymond, S., ...
Photoluminescence of p-doped quantum wells with strong spin splitting (2004)
Kossacki, P., Boukari, H., Bertolini, M., Ferrand, D., Cibert, J., Tatarenko, S., ...
Neutral Mn acceptor in bulk GaN in high magnetic fields (2004)
Wolos, A., Wysmołek, A., Kaminska, M., Twardowski, A., Bockowski, M., Grzegory, I., ...
Optical detection of a 2DEG in GaN/AlGaN structures: High magnetic field studies (2004)
Chwalisz, B., Wysmolek, A., Stepniewski, R., Potemski, M., Knap, W., Baranowski, J., ...
Conductivity of weakly and strongly localised electrons in a n-type Si/SiGe heterostructure (2004)
Shlimak, I., Ginodmam, V., Levin, M., Potemski, M., Maude, D. K., Gerber, A., ...
Studenikin, S. A., Potemski, M., Coleridge, P. T., Sachrajda, A., Wasilewski, Z. R.
We confirm the existance of magneto-resistance oscillations in a microwave-irradiated two-dimensional electron gas, first reported in a series of papers by Zhudov et al. and Mani et al. In our...
Longitudinal conductivity in Si/SiGe heterostructure at integer filling factors (2003)
Shlimak, I., Ginodman, V., Levin, M., Potemski, M., Maude, D. K., ...
We have investigated temperature dependence of the longitudinal conductivity $\sigma_{xx}$ at integer filling factors $\nu =i$ for Si/SiGe heterostructure in the quantum Hall effect regime. It is...
Teran, F. J., Potemski, M., Maude, D. K., Plantier, D., Hassan, A. K., Sachrajda, A., ...
We have studied the low energy spin excitations in n-type CdMnTe based dilute magnetic semiconductor quantum wells. For magnetic fields for which the energies for the excitation of free carriers and...
Kubisa, M., Bryja, L., Ryczko, K., Misiewicz, J., Bardot, C., Potemski, M., ...
We study the energy structure of two-dimensional holes in p- type single Al1-xGaxAs/GaAs heterojunctions under a perpendicular magnetic field. Photoluminescence measurments with low densities of...
Dynamics of trapping on donors and relaxation of the B-exciton in GaN (2003)
Korona, K. P., Wysmołek, A., Stępniewski, R., Potemski, M., Kuhl, J., Baranowski, J. M., ...
There are three exciton branches in wurzite-GaN: A, B and C. Here, time-resolved photoluminescence and magneto-optic spectroscopy of the B-exciton are presented, both free (FXB) and bound to donor...
Resonant interaction of LO phonons with excited donor states in GaN (2003)
Wysmołek, A., Potemski, M., Stępniewski, R., Baranowski, J. M., Look, D. C., Lee, S. K., ...
Magneto-luminescence experiments performed on a thick, freestanding GaN layer in magnetic fields up to 28 T are presented. The photoluminescence spectrum of this material shows narrow emission lines...
Magnetic order in GaMnAs layers (2003)
Fedorych, O., Wilamowski, Z., Potemski, M., Byszewski, M., Sadowski, J.
Coupling of Mn2+ spins with a 2DEG in quantum Hall regime (2003)
Teran, F. J., Potemski, M., Maude, D. K., Wilamowski, Z., Hassan, A. K., Plantier, D., ...
Optical detection of electron paramagnetic resonance in CdMnTe single quantum wells (2003)
Sadowski, M. L., Byszewski, M., Potemski, M., Sachrajda, A., Karczewski, G.
Magnetic resonance studies of the origin of ferromagnetism in Ga1-xMnxAs (2003)
Fedorych, O. M., Wilamowski, Z., Potemski, M., Byszewski, M., Sadowski, J.
Longitudinal conductivity in Si/SiGe heterostructure at integer filling factors (2003)
Shlimak, I., Ginodman, V., Levin, M., Potemski, M., Maude, D. K., Friedland, K. J., ...
Fine structure of effective mass acceptors in gallium nitride (2003)
Stępniewski, R., Wysmołek, A., Potemski, M., Pakuła, K., Baranowski, J. M., Grzegory, I., ...
Resistively detected NMR near filling factor ν=1 (2003)
Desrat, W., Maude, D. K., Potemski, M., Portal, J. C., Wasilewski, Z. R., Hill, G.
Electron correlation in two dimensional electron gas studied by cyclotron resonance (2003)
Faugeras, C., Zeman, J., Potemski, M, Martinez, G., Riedel, A., Hey, R., ...
Spin injection through magnetic/nonmagnetic heterointerface ising trions for spin Injection (2003)
Ghali, M., Kossut, J., Janik, E., Kutrowski, M., Potemski, M., Heiss, W.
Magneto-PL study of donors in ZnO substrates (2003)
Thonke, K., Kerwien, N., Wysmolek, A., Potemski, M., Waag, A., Sauer, R.
Kubisa, M., Bryja, L., Ryczko, K., Misiewicz, J., Bardot, C., Potemski, M., ...
We study the energy structure of two-dimensional holes in p-type single Al_{1-x}Ga_{x}As/GaAs heterojunctions under a perpendicular magnetic field. Photoluminescence measurments with low densities of...
Recombination of excitons bound to oxygen and silicon donors in freestanding GaN (2002)
Wysmołek, A., Korona, K. P., Stępniewski, R., Baranowski, J. M., Bloniarz, J., Potemski, M., ...
The neutral donor bound exciton recombination processes in freestanding GaN have been studied. The photoluminescence spectrum shows emission lines related to silicon and oxygen donors. Time-resolved...
Ferromagnetic, ferrimagnetic and spin-wave resonances in GaMnAs layers (2002)
Fedorych, O., Byszewski, M., Wilamowski, Z., Potemski, M., Sadowski, J.
Molecular beam epitaxy grown Gal(1-x)Mn(x)As layers were investigated by means of magnetic resonances. With an increase in Mn concentration, x, the spectrum changes from the (i) paramagnetic one,...
Effective spin diffusion across hugely lattice mismatched heterointerfaces (2002)
Ghali, M., Kossut, J., Janik, E., Reginski, K., Klopotowski, L., Dluewski, P., ...
Injection of spin polarized carriers from a diluted magnetic semiconductor (ZnMnTe) to non-magnetic semiconductor (GaInAs quantum well) has been demonstrated by observing 22% degree of circular...
Trions as a probe of spin injection through II-VI magnetic/non-magnetic heterointerface (2002)
Ghali, M., Kossut, J., Janik, E., Kutrowski, M., Klopotowski, L., Potemski, M., ...
We report on an efficient injection of spin polarized electrons from CdMgMnTe diluted magnetic semiconductor to non- magnetic CdMgTe quantum well structure. The electron spins were able to diffuse...
Babinski, A., Potemski, M., Shtrikman, H.
Low-temperature photoluminescence (PL) measurements of a pseudomorphic modulation-doped GaAs/In0.2Ga0.8As/Al0.2Ga0.8As quantum well containing a dense two-dimensional electron gas (n(s)=1.6x10(12)...
Desrat, W., Maude, D. K., Potemski, M., Portal, J. C., Wasilewski, Z. R., Hill, G.
Resistively detected nuclear magnetic resonance measurements have been performed on a high mobility heterostructure in the quantum Hall regime. At millikelvin temperatures the nuclear resonances are...
Comment on "Magneto infrared absorption in high electron density GaAs quantum wells" - Reply (2002)
Poulter, A. J. L., Faugeras, C., Zeman, J., Potemski, M., Maude, D. K., Martinez, G.
Resistively detected NMR in the quantum Hall regime (2002)
Desrat, W., Maude, D. K., Potemski, M., Portal, J. C., Wasilewski, Z. R., Hill, G.
We present resistively detected nuclear magnetic resonance performed on a high mobility two-dimensional electron gas. Nuclear resonances have been observed for all three isotopes Ga-69, Ga-71 and...
Resistively detected EPR of Mn2+ ions coupled to the 2DEG in the quantum Hall regime (2002)
Teran, F. J., Potemski, M., Maude, D. K., Hassan, A. K., Andrearczyk, T., Jaroszynski, J., ...
An investigation of resistively detected electron paramagnetic resonance (EPR) of Mn2+ ions imbedded in CdMnTe modulation- doped quantum well structure reveals the strong influence of the 2D-free...
Hawrylak, P., Teran, F. J., Potemski, M., Karczewski, G.
The renormalization of the band gap due to e-e interaction and its effect on photoluminescence in an interacting two- dimensional electron gas in a magnetic field is discussed. From the calculation...
Bardot, C., Potemski, M., Martinez, G., Riedel, A., Hey, R., Friedland, K. J.
The intrinsic photoluminescence of high mobility and dense two dimensional electron gas in symmetric narrow GaAs quantum wells has been investigated in magnetic fields up to 22 T and temperatures...
Magneto infrared absorption and polaron coupling in high electron density GaAs quantum well (2002)
Faugeras, C., Zeman, J., Maude, D. K., Potemski, M., Martinez, G., Riedel, A., ...
We investigated the cyclotron resonance (CR) on a series of samples containing high-density 2DEG (7.4-12 x 10(11) cm(-2)) in GaAs/AlAs single quantum wells (in high magnetic fields up to 28 T) in...
Single-dot-like emission induced by high magnetic fields (2002)
Wysmołek, A., Potemski, M., Thierry-Mieg, V.
The observation of sharp emission lines in macro-luminescence experiments on type-II GaAs/AlAs double quantum well structure is reported. These lines appear in the spectra with the increase of the...
Teran, F. J., Potemski, M., Maude, D. K., Andrearczyk, T., Jaroszynski, J., Karczewski, G.
Electrical transport measurements are reported on a 2DEG in a CdMnTe quantum well structure. The amplitude of the Shubnikov- de Haas oscillations show a distinct beating pattern with nodes...
Magneto-spectroscopy of two-electron transitions in homoepitaxial GaN (2002)
Wojdak, M., Baranowski, J. M., Wysmolek, A., Pakula, K., Stepniewski, R., Potemski, M., ...
Zeeman effect of D1 bound exciton in 4H-SiC (2001)
Chen, C. Q., Helbig, R., Winkler, R., Wysmołek, A., Potemski, M.
Resistively detected NMR in the integer and fractional quantum Hall regimes (2001)
Desrat, W., Maude, D. K., Potemski, M., Portal, J. C., Wasilewski, Z. R., Hill, G., ...
Polarization of magneto-polaritons in a semiconductor microcavity (2001)
Martin, M. D., Burgas, S., Alonso, M. I., Vina, L., Teran, F. J., Potemski, M., ...
Breakdown of the quantum Hall effect (2001)
Maude, D. K., Rigal, L. B., Desrat, W., Potemski, M., Portal, J. C., Eaves, L., ...
Modulation of the Yb3+ to Er3+ energy transfer in LiNbO3 crystals by applying magnetic field (2001)
Montoya, E., Vina, L., Wysmołek, A., Potemski, M., Bausa, L. E.
Magneto infrared absorption in high electron density GaAs quantum wells (2001)
Poulter, A. J. L., Zeman, J., Maude, D. K., Potemski, M., Martinez, G., Riedel, A., ...
Polaron coupling in high density GaAs quantum wells (2001)
Poulter, A. J. L., Zeman, J., Maude, D. K., Potemski, M., Martinez, G., Riedel, A., ...
Magneto-optical transitions involving 2 DEG confined in Cd(Mn)Te/CdMnTe quantum wells (2001)
Teran, F. J., Potemski, M., Kossacki, P., Hawrylak, P., Karczewski, G.
Magneto-electroluminescence study of single and double V-groove quantum wires (2001)
Weman, H., Jullian, S., Dupertuis, M. A., Potemski, M., Rudra, A., Kapon, E.
Polarization of magneto-polaritons in se semiconductor microcavity (2001)
Burgas, S., Alonso, M., Vina, L., Teran, F. J., Potemski, M., Mendez, E. E.
Magneto Infrared Absorption in High Electron Density GaAs Quantum Wells (2001)
Friedland, K. J., Hey, R., Martinez, G., Maude, D. K., Potemski, M., Poulter, A. J. L., ...
Magneto infra-red absorption in high electronic density GaAs quantum wells (2000)
Poulter, A. J. L., Zeman, J., Maude, D. K., Potemski, M., Martinez, G., Riedel, A., ...
Magneto infra-red absorption measurements have been performed in a highly doped GaAs quantum well which has been lifted off and bonded to a silicon substrate, in order to study the resonant polaron...
Low-frequency impedance of quantized Hall conductors (2000)
Desrat, W., Maude, D. K., Rigal, L. B., Potemski, M., Portal, J. C., Eaves, I., ...
Magneto-optical absorption studies of modulation-doped CdTe and CdMnTe quantum wells (2000)
Huard, V., Cox, R. T., Saminadayar, K., Bourgognon, C., Arnoult, A., Cibert, J., ...
Magneto-photoluminescence study of energy levels of self-organised InAs/GaAs quantum dots (2000)
Oswald, J., Kuldova, K., Zeman, J., Hulicius, E., Jullian, S., Potemski, M.
A phase diagram for the breakdown of the odd integer quantum Hall effect (2000)
Rigal, L. B., Maude, D. K., Potemski, M., Portal, J. C., Eaves, L., Wasilewski, Z. R., ...
II-VI quantum structures with tunable electron g-factor (2000)
Wojtowicz, T., Kutrowski, M., Karczewski, G., Kossut, J., Konig, B., Keller, A., ...
Magneto-Spectroscopy of Donor-Bound Excitons in Homoepitaxial GaN (2000)
Wysmołek, A., Sapega, V. F., Ruf, T., Cardona, M., Potemski, M., Wyder, P., ...
Ground and excited excitonic resonances in heteroepitaxial GaN layers: a magnetotopical study (2000)
Wysmolek, A., Potemski, M., Stepniewski, R., Pakula, K., Baranowski, J. M., Martinez, G., ...
Magneto-spectroscopy of donor bound excitons in homoepitaxial GaN (2000)
Wysmolek, A., Sapega, V. F., Ruf, T., Cardona, M., Potemski, M., Wyder, P., ...
Cooling of a semiconductor by luminescence up-conversion. (1999)
Finkeisen, E., Potemski, M., Wyder, P., Vina, L., Weimann, G.
Breakdown of the quantum Hall effect: a phase diagram? (1999)
Kido, G., Maude, D. K., Rigal, L. B., Eaves, L., Potemski, M., Wasilewski, Z. R., ...
Dynamics of spin polarization in a two-dimensional electron gas. (1999)
Gershoni, D., Potemski, M., Gravier, L., Perez, E., Martin, M. D., Vina, L., ...
Spin polarization of an optically pumped electron gas. (1999)
Potemski, M., Perez, E., Martin, D., Vina, L., Gravier, L., Fischer, A., ...
Phase diagram for the breakdown of the quantum Hall effect. (1999)
Rigal, L. B., Maude, D. K., Potemski, M., Portal, J. C., Eaves, L., Wasilewski, Z. R., ...
Symmetry of excitons in GaN. (1999)
Stępniewski, R., Potemski, M., Wysmołek, A., Pakuła, K., Baranowski, J. M., Lusakowski, J., ...
Polarised magnetoluminescence of excitons in homoepitaxial GaN layers (1999)
Wysmołek, A., Potemski, M., Stępniewski, R., Lusakowski, J., Pakuła, K., Baranowski, J. M., ...
Emission from a two-dimensional electron gas in quantizing magnetic fields. (1998)
Potemski, M., Gravier, L., Truby, A., Maude, D. K., Hawrylak, P., Wasilewski, Z. W., ...
Impurity related luminescence of homiepitaxial GaN studied with high magnetic fields. (1998)
Stępniewski, R., Wysmołek, A., Potemski, M., Lusakowski, J., Korona, K. P., Pakuła, K., ...
Cyclotron resonance and photoluminescence of CdMnTe/CdMgTe modulation doped quantum wells. (1998)
Gershoni, D., Sadowski, M. L., Teran, F. J., Potemski, M., Karczewski, G., Kutrowski, M., ...
Magneto-optics of a two-dimensional electron gas confined in Cd1-xMnxTe quantum wells. (1998)
Teran, F. J., Sadowski, M. L., Potemski, M., Karczewski, G., Mackowski, S., Jaroszynski, J.
Magneto-optical studies of shallow donors in MOCVD grown GaN layers in FIR. (1998)
Witowski, A. M., Sadowski, M. L., Pakuła, K., Suchanek, B., Stępniewski, R., Baranowski, J. M., ...
Light scattering from self-assembled quantum disks. (1998)
Hawrylak, P., Potemski, M., Lockwood, D. J., Labbe, H. J., Weman, H., Kamada, H., ...
Skyrmion excitations in the limit of vanishing Landé g-factor. (1998)
Maude, D. K., Marty, S., Rigal, L. B., Potemski, M., Portal, J. C., Wasilewski, Z. W., ...
Many-body effects on the spin relaxation of electrons in GaAs quantum wells. (1998)
Martin, M. D., Perez, E., Vina, L., Gravier, L., Potemski, M., Ploog, K. H., ...
Time-Resolved Luminescence of Semiconductor Heterostructures in High Magnetic-Fields (1995)
Queisser, H.J., Weimann, G., Kohler, K., Maan, J.C., Ruhle, W.W., Potemski, M., ...
Time-resolved luminescence of semiconductor heterostructures in high magnetic field (1995)
Heberle, A.P., Haacke, S., Oestreich, M., Potemski, M., Rühle, W.W., Maan, J.C., ...
Spectroscopy of Mn4+ doped gadolinium gallium garnet in high magnetic field (1994)
Suchocki, A., Potemski, M., Brenier, A., Pedrini, C., Boulon, G.
The R-lines of the Mn4+ fluorescence, associated with 2 transitions in gadolinium gallium garnet exhibits large broadening as compared with other ions with d3 shell. The laser excitation and...
Spectroscopy of Mn4+ doped gadolinium gallium garnet in high magnetic field (1994)
Suchocki, A., Potemski, M., Brenier, A., Pedrini, C., Boulon, G.
The R-lines of the Mn4+ fluorescence, associated with 2 transitions in gadolinium gallium garnet exhibits large broadening as compared with other ions with d3 shell. The laser excitation and...
Spectroscopy of Mn4+ doped gadolinium gallium garnet in high magnetic field (1994)
Suchocki, A., Potemski, M., Brenier, A., Pedrini, C., Boulon, G.
The R-lines of the Mn4+ fluorescence, associated with 2 transitions in gadolinium gallium garnet exhibits large broadening as compared with other ions with d3 shell. The laser excitation and...
Zhang, Y. H., Potemski, M., Cingolani, R., Kern, K., Maan, J. C.
Due to the k-conservation restriction the intrinsic luminescence from the two-dimensional electron gas (2DEG) in modulation-doped (MD) quantum wells (QWs) of high structural perfection consists of a...