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Faculty and Staff Profiles

Maria Tamargo

Professor
Executive Officer, Chemistry Doctoral Program, CUNY Graduate Center

School/Division

Division of Science

Department

Chemistry

Affiliated Departments

CENSES
CUNY Graduate Center
Electrical Engineering
Physics

Office

Marshak MR1134

p: 212-650-7941

f: 212-650-8203

e: mtamargo@ccny.cuny.edu

w: View my website >>

  • Education

    B.S. in Chemistry, University of Puerto Rico, Rio Piedras, 1972
    M.S. in Chemistry, The Johns Hopkins University, 1974
    Ph.D. in Chemistry, The Johns Hopkins University, 1978

     

  • Courses Taught

    Chem 10401 - General Chemistry

    Chem 42500 - Inorganic Chemistry

    Chem B1000 - Inorganic Chemistry, Master's Level

  • Research Interests

    Materials growth and properties of semiconductor multi-layered structures grown by liquid phase epitaxy (LPE), molecular beam epitaxy (MBE) and gas source MBE. Areas of research activity include III-V compounds, strained-layer and short-period superlattices, surface and interface chemistry, visible light emitters, optoelectronic devices, wide bandgap II-VI compounds, II-VI/III-V heteroepitaxy, low dimensional nanostructures, selective area epitaxy, intersubband devices, quantum cascade lasers, VECSELs, Topological Insulators. 

  • Publications

    1.    Richard T. Moug, Le Peng, Bidisha Roy, Siddarth Dhomkar, Alice Wang, Igor L. Kuskovsky, and Maria C. Tamargo, Control of quantum dot density of sub-monolayer type-II ZnTe quantum dots in a ZnSe matrix, Journal of Crystal Growth, submitted (2012).
    2.    Yi Pan, Hanying Bai, Liang Pan, Yadi Li, Maria C. Tamargo, Mohammad Sohel and John R. Lombardi, Size controlled synthesis of monodisperse PbTe quantum dots: using oleylamine as the capping ligand, Journal of Materials Chemistry, (2012) /DOI: 10.1039/c2jm15540k.
    3.    Arvind P. Ravikumar, Adrian Alfaro-Martinez, Guopeng Chen, Kuaile Zhao, Maria C. Tamargo, Claire F. Gmachl, and Aidong Shen, ZnCdSe/ZnCdMgSe quantum well infrared photodetector, Optics Express 20, 22391 (2012).

    4.    Kuaile Zhao, Lijia Ye, M. C. Tamargo, and A. Shen, Plasma-assisted MBE growth of ZnO on GaAs substrate with a ZnSe buffer layer, Phys. Status Solidi C 9, No. 8–9, 1809–1812 (2012) / DOI 10.1002/pssc.201100613.

    5.    Uttam Manna, Q. Zhang, S. Dhomkar, I. F. Salakhutdinov, M. C. Tamargo, I. C. Noyan, G. F. Neumark, and I. L. Kuskovsky, Radiative transitions in vertically correlated type-II ZnMgTe/ZnSe multilayer quantum dot structure, J. Appl. Phys. 112,063521 (2012).

    6.    Mohammad A. Sohel, Liang Pan, and Maria C. Tamargo, Studies of surface oxidation in ultra-small magic-sized white-light emitting CdSe nanocrystals using X-ray photoelectron spectroscopy, Phys. Status Solidi C 9, (2012).

    7.    R. Moug, A. Alfaro-Martinez, L. Peng, T. Garcia, V. Deligiannakis, A. Shen and M. Tamargo, Selective etching of InGaAs/InP substrates from II-VI multilayered heterostructures,  Phys. Status Solidi C 9, 1728–1731 (2012) / DOI 10.1002/pssc.201100716.

    8.    B. Roy, H. Ji, S. Dhomkar, F. J. Cadieu, L. Peng, R. Moug, M. C. Tamargo, and I. L. Kuskovsky, Determination of excitonic size with sub-nanometer precision via excitonic Aharonov-Bohm effect in type-II quantum dots, Applied Physics Letters 100, 213114 (2012)

    9.    R.T. Moug, H. Sultana, Y. Yao, A. Alfaro-Martinez, L. Peng, T. Garcia, A. Shen, C. Gmachl, M.C. Tamargo, Optimization of MBE growth for the development of mid-IR II-VI quantum cascade lasers, Journal of Electronic Materials, 41, 944 (2012).

    10.    Uttam Manna, I.  C. Noyan, Q. Zhang, I. F.  Salakhutdinov, K. A. Dunn, S. W. Novak, R. Moug, M. C. Tamargo, G. F. Neumark, and I. L. Kuskovsky, Structural properties and spatial ordering of multilayered ZnMgTe/ZnSe type-II quantum dot structures, Journal of Applied Physics 111, 033516 (2012).

    11.    Dino Ferizovic, Le Peng, Humara Sultana, Pritish Mukherjee, Sarath Witanachchi, Marıa C. Tamargo, and Martın Munoz, Photoreflectance spectroscopy study of a strained-layer CdTe/ZnTe superlattice, Journal of Applied Physics 110, 093703 (2011).

    12.    Yu Yao, Adrian Alfaro-Martinez, Kale J. Franz, William O. Charles, Aidong Shen, Maria C. Tamargo, and Claire F. Gmachl, Room temperature and narrow intersubband electroluminescence from ZnCdSe/ZnCdMgSe quantum cascade laser structures, Applied Physics Letters 99, 041113 (2011).

    13.    Qiang Zhang, Aidong Shen, Igor L. Kuskovsky, and Maria C. Tamargo, Role of magnesium in band gap engineering of sub-monolayer type-II ZnTe quantum dots embedded in ZnSe, Journal of Applied Physics 110, 034302 (2011).

    14.    Bidisha Roy, Aidong Shen, Maria C. Tamargo, and Igor L. Kuskovsky, Effects of Varying MBE Growth Conditions on Layered Zn-Se-Te Structures, Journal of Electronic Materials, 40, 1775-1780 (2011) Doi: 10.1007/S11664-011-1690-1.

    15.    Yunpu Li, Jonathan P. King, Le Peng, Maria C. Tamargo, Jeffrey A. Reimer, and Carlos A. Meriles, "Helicity independent optically-pumped nuclear magnetic resonance in gallium arsenide" Appl. Phys. Lett. 98, 112101 (2011).

    16.    J. D. Wu, Y. S. Huang, D. Y. Lin, W. O. Charles, A. Shen, M. C. Tamargo, K. K. Tiong, "Temperature-dependent photoluminescence and contactless electroreflectance characterization of a ZnxCd1-xSe/Znx'Cdy'Mg1-x'-y'Se asymmetric coupled quantum well structure" Journal of Alloys and Compounds 509, 3751-3755 (2011).

    17.    J. D. Wu, Y. S. Huang, B. S. Li, A. Shen, M. C. Tamargo, K. K. Tiong, Photoluminescence and photoreflectance characterization of Zn(x)Cd(1-x)Se/MgSe multiple quantum wells, Journal of Applied Physics 108, 123105 (2010).

    18.    Richard Livingstone, Xuecong Zhou, Maria C. Tamargo, John R. Lombardi, Lucia G. Quagliano, Fleumingue Jean-Mary, "Surface Enhanced Raman Spectroscopy of Pyridine on CdSe/ZnBeSe Quantum Dots Grown by Molecular Beam Epitaxy," J. Phys. Chem. C 114, 17460–17464, (2010).

    19.    Qiang Zhang, Yunpu Li, Xuejun Liu, Daniela Pagliero, Aidong Shen, Carlos A. Meriles and Maria C. Tamargo, "Dependence of electron spin relaxation times on the crystal orientation of CdTe grown on (100)ZnSe/GaAs substrates", Phys. Stat. Sol. (c) 7, 1665 (2010).

    20.    Jiun-De Wu, Chen-Tai Huang, Ying-Sheng Huang, William O. Charles, Aidong Shen, Qiang Zhang, Maria. C. Tamargo, Optical characterization of intersubband transitions in ZnxCd1-xSe/ZnxCdyMg1-xySe asymmetric coupled quantum well structures by contactless electroreflectance, Physica Status Solidi (c) 7, 1530 (2010).

    21.    W. O. Charles, Y. Yao, K. J. Franz, Q. Zhang, A. Shen, C. Gmachl and M. C. Tamargo, Growth of ZnxCd(1−x)Se/ZnxCdyMg(1−x−y)Se–InP quantum cascade structures for emission in the 3–5 μm range, J. Vac. Sci. Technol. B 28, C3G24 (2010).

    22.    S. K. Zhang, Thander Myint, W. B. Wang, B. B. Das, Noemi Perez-Paz, H. Lu, M. C. Tamargo, A. Shen, R. R. Alfano, Optical study of strongly coupled CdSe quantum dots, J. Vac. Sci. Technol. B 28, C3D17 (2010).

    23.    Qiang Zhang, Yunpu Li, Daniela Pagliero, William Charles, Aidong Shen, Carlos A. Meriles and  Maria C. Tamargo, Controlled growth of (100) or (111) CdTe epitaxial layers on (100) GaAs by molecular beam epitaxy and study of their electron spin relaxation times, J. Vac. Sci. Technol. B 28, C3D1 (2010).

    24.    Y. Yao, W. O. Charles, K. J. Franz, A. Shen, M. C. Tamargo and C. F. Gmachl, Improvement on the Luminescence Efficiency, Electroluminescence Linewidth and Transport Properties of ZnCdSe/ZnCdMgSe Quantum Cascade Structures, OSA / CLEO/QELS (2010).

    25.    L. Kuskovsky, Y. Gong, M. C. Tamargo, G. F. Neumark "Photoluminescence and magneto-optical properties of multilayered type-II ZnTe/ZnSe quantum dots", Superlattices and Microstructures 47, 87-92  (2010).

    26.    J. D. Wu, C. T. Huang, Y. S. Huang, W. O. Charles, A. Shen and M. C. Tamargo, Photoreflectance and Fourier transform infrared spectroscopy study of intersubband transitions of a Znx'Cd1−x'Se/ZnxCdyMg1−x−ySe asymmetric coupled quantum well structure for quantum cascade laser application, Applied Physics Letters 95, 191905 (2009).

    27.    Wei Dong, Bo Li, Qiang Zhang, Maria C. Tamargo, and Carlos A. Meriles, Helicity-independent optical pumping of nuclear magnetization in bulk CdTe, Phys. Rev. B 80, 045211 (2009).

    28.    N. Mandal, F.C. Peiris, O. Maksimov, M.C. Tamargo, Far-infrared dielectric functions and phonon spectra of BexZn1-xTe alloys, determined by spectroscopic ellipsometry, Solid State Com., 149, (2009) 1698-1701.

    29.    J D Wu, J W Lin, Y S Huang, W O Charles, A Shen, Q Zhang and M C Tamargo, Characterization of a ZnxCd1−xSe/Znx'Cdy'Mg1−x'−y Se multiple quantum well structure for mid-infrared device applications by contactless electroreflectance and Fourier transform infrared spectroscopy, J. Phys. D: Appl. Phys. 42 (2009) 165102.

    30.    Qiang Zhang, William Charles, Bingsheng Li, Aidong Shen, Carlos A. Meriles, and Maria C. Tamargo, Control of crystal orientation of CdTe epitaxial layers grown on (001) GaAs with ZnSe buffer layer by molecular beam epitaxy, J. Crystal Growth 311, 2603-2607 (2009).

    31.    V. A. Shuvayev, I. L. Kuskovsky, L. I. Deych, Y. Gu, Y. Gong, G. F. Neumark, M. C. Tamargo, and A. A. Lisyansky, Dynamics of the radiative recombination in cylindrical nanostructures with type-II band alignment, Phys. Rev. B 79, 115307 (2009).

    32.    Shen, W.O. Charles, B.S. Li, K.J. Franz, C. Gmachl, Q. Zhang, and M.C.Tamargo, Wide Band Gap II-VI Selenides for Short Wavelength Intersubband Devices, J. Crystal Growth 311 (2009) 2109–2112.

    33.    S. Li, A. Shen, W. O. Charles, Q. Zhang, M. C. Tamargo, Growth and properties of wide band gap MgSe/ZnxCd1-xSe multiple quantum wells for intersubband devices operating at short wavelengths, J. Crystal Growth 311 (2009) 2113–2115.

    34.    Martin Muñoz and Maria C. Tamargo, Use of Contactless Electroreflectance in the Development of Quantum Cascade Lasers from ZnCdSe/ZnCdMgSe, phys. status solidi a 206, 780–785 (2009).

    35.    L. Malikova, Todd Holden, M. Noemi Perez-Paz, M. Muñoz, and M. C. Tamargo, Microscopic Surface Photovoltage Spectroscopy of the Cdse/ZnCdMgSe Quantum Dots Structures, Applied Physics Letters 94, 102109 (2009).

    36.    S. E. Grillo, H. Glénat, T. Tite, O. Pages, O. Maksimov, and M. C. Tamargo, Investigation of the nanomechanical properties in relation to the microstructure of Zn1−xBexTe alloys, Applied Physics Letters 93, 081901 (2008).

    37.    Yu. Nikiforov, G. S. Cargill III, S. P. Guo, and M. C. Tamargo, Effects of Bias on Cathodoluminescence in ZnCdSe Quantum Well Light Emitting Diodes, J. Applied Physics, 104, 114506 (2008).

    38.    W. O. Charles, K. J. Franz, A. Shen, Q. Zhang, Y. Gong, B. Li, G. Newmark, C. Gmachl and M. C. Tamargo, Molecular Beam Epitaxy Growth of ZnxCd(1-x)Se/ Znx'Cdy'Mg(1-x'-y')Se-InP Quantum Cascade Structures, J. Crystal Growth, 310, 5380  (2008).

    39.    X. Zhou, S. K. Zhang, W. B. Wang, R. R. Alfano, H. Lu, M. C. Tamargo, A. Shen, C. Y. Song, and H. C. Liu, "Interband and intersubband properties of doped n-ZnCdSe/ZnCdMgSe multiple quantum wells for intersubband device applications", IEEE Journal of Selected Topics in Quantum Electron., 14, 1042 (2008).

    40.    B.S. Li, A. Shen, W.O. Charles, Q. Zhang, M.C. Tamargo, Mid-infrared intersubband absorption in wide band gap II-VI ZnxCd1-xSe multiple quantum wells with metastable zincblende MgSe barriers, Applied Physics Letters 92, 261104 (2008).

    41.    Y. Gong, W. MacDonald, G. F. Neumark, M. C. Tamargo, I. L. Kuskovsky, Optical properties and growth mechanism of multiple type-II ZnTe/ZnSe quantum dots grown by migration-enhanced epitaxy, Phys. Rev. B 77, 155314 (2008).

    42.    K. J. Franz, W. O. Charles, A. Shen, A. J. Hoffman, M. C. Tamargo and C. Gmachl, ZnCdSe/ZnCdMgSe quantum cascade electroluminescence, Applied Physics Letters, 92, 121105 (2008).

    43.    W. O. Charles, A. Shen, K. Franz, C. Gmachl, Q. Zhang, Y. Gong, G. F. Neumark, and M. C. Tamargo, Asymmetric Coupled Quantum Well Structures for Quantum Cascade Laser Applications, J. Vac. Sci. Technol. B 26, 1176 (2008).

     
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