Return to Faculty Directory » | Return to Laboratories »

Leite, Marina S.

Leite, Marina S.
Assistant Professor
2123 Chemical and Nuclear Engineering Building

News About This Professor


Ph.D., Physics Institute, UNICAMP, Campinas, Brazil, 2008

Research Interests 

Solid-state physics, electronic devices, nanoscale resolution measurements, photovoltaics, energy storage, scanning probe microscopy, nanostructured materials, plasmonics, metamaterials, thermodynamics at the nanoscale, nanofabrication.


Professor Leite teaches or has taught the following courses:

  • ENMA 301: Materials for emerging technologies 
  • ENMA 310: Materials Lab I: Structural Characterization
  • ENMA 312: Experimental Methods in Materials Science
  • ENMA 412/612: Fundamentals of Solar Cells
  • ENMA 688: Seminar in Materials Science and Engineering

Honors and Awards 

  •  APS Ovshinsky Sustainable Energy Fellowship  ($ 15,000), 2016/2017
  • UMD Research and Scholarship Award  (RASA), November 2015
  • ‚ÄčMaryland Academy of Sciences Outstanding Young Scientist Award, November 2014
  • Honor Award for 2007-2009 Ph.D. Theses in Physics. Brazilian Physical Society, July 2010
  • IUPAP Young Author Best Paper Award on the 28th ICPS, Vienna, July 2008
  • Young Investigator Award of the Summer School on Modern Concepts for Creating and Analyzing Surfaces and Nanoscale Materials, Girona, Spain, May 2008

Professional Memberships 

  • Materials Research Society, 2004–present
  • American Physical Society, 2008–present
  • IEEE Association, 2009–present
  • SPIE 2009–present

Selected Publications 

Leite's students are indicated by *

J. M. Howard*, E. M. Tennyson, S. Barik, R. Szostak, E. Waks, M. Toney, A. F. Nogueira, B. R. A. Neves, and M. S. Leite. Humidity-Induced Photoluminescence Hysteresis in Variable Cs/Br Ratio Hybrid Perovskites. J. Physical Chemistry Letters (in press, 2018).

C. Gong*, A. Kaplan*, Z. A. Benson*, D. R. Baker, A. R. Rocha, and M. S. Leite. Band Structure Engineering by Alloying for Photonics. Advanced Optical Materials (in press, 2018).

A. Yulaev*, V. Oleshko, P. Haney, A. A. Talin, M. S. Leite, and A. Kolmakov. From Microparticles to Nanowires and Back: Radical Transformations in Plated Li Metal Morphology Revealed via in situ SEM. Nano Letters 18, 1644 (2018).

M. R. S. Dias*, C. Gong*, Z. A. Benson*, and M. S. Leite. Lithography-free, Omnidirectional, CMOS-Compatible AlCu Alloys for Thin Film Superabsorbers. Advanced Optical Materials 6, 1700830 (2018). Inside COVER

L. Xu, E. M. Tennyson*, J. Kim, S. Barik, J. Murray, E. Waks, M. S. Leite, J. N. Munday. Active Control of Photon Recycling for Tunable Optoelectronic Materials. Advanced Optical Materials 6, 1701323 (2018).

L. M. Krayer, E. M. Tennyson*, M. S. Leite, J. N. Munday. Near-IR Imaging Based on Hot Carrier Generation in Nanometer-Scale Optical Coatings. ACS Photonics 5, 306 (2018). Front COVER

E. M. Tennyson*, C. Gong*, M. S. Leite. Imaging Energy Harvesting and Storage Systems at the Nanoscale. ACS Energy Letters 2, 2761 (2017). Invited Review. Front COVER

E. M. Tennyson*, J. M. Howard*, M. S. Leite. Mesoscale Functional Imaging of Materials for Photovoltaics. ACS Energy Letters 2, 1825 (2017). Invited Perspective.

J. L. Garrett, E. M. Tennyson*, M. Hu, J. Huang, J. N. Munday, M. S. Leite. Nanoscale Open-Circuit Voltage Dynamics of Perovskite Solar Cells. Nano Letters 17, 2554 (2017). Highlighted by

C. Gong*, M. R. S. Dias*, G. C. Wessler*, J. Taillon, L. Salamanca-Riba, M. S. Leite. Near-Field Optical Properties of Fully Alloyed Noble Metal Nanoparticles. Advanced Optical Materials 5, 1600568 (2017). Front COVER

E. M. Tennyson*, J. A. Frantz, J. D. Myers, R. Y. Bekele, S.-M. Na, M.S. Leite. Photovoltage Tomography in Polycrystalline Solar Cells. ACS Energy Letters 1, 899 (2016).

C. Gong*, M. R. Dias*, G. Wessler*, J. Taillon, L. Salamanca-Riba, M.S. Leite. Near-Field Optical Properties of Fully Alloyed Noble Metal Nanoparticles. Adv. Optical Materials (2016) DOI: 10.1002/adom.201600568.

C. Gong*, M.S. Leite. Noble Metal Alloys for Plasmonics. ACS Photonics 3, 507 (2016). COVER story

A. Yulaev*, G. Cheng, A. R. H. Walker, I. V. Vlassiouk, A. Myers, M. S. Leite, and A. Kolmakov. Toward Clean Suspended CVD Graphene. RCS Advances 6, 83954 (2016).

D. Ha, C. Gong*, M.S. Leite, J. N. Munday. Dielectric Micro-Resonator Arrays for Advanced Anti-Reflection Coatings. ACS Appl. Materials and Interfaces 8, 24536 (2016).

E. M. Tennyson*, J. L. Garrett, C. Gong, J. A. Frantz, J. D. Myers, R. Y. Bekele, J. S. Sanghera, J. N. Munday, M.S. Leite. Nanoimaging of Open-Circuit Voltage in Photovoltaic Devices. Adv. Energy Materials 5, 1501142 (2015). COVER story

C. Gong*, D. Ruzmetov, A. Pearse, D. Ma, J. N. Munday, G. Rubloff, A. A. Talin, and M.S. Leite. Surface/Interface Effects on High-Performance Thin-Film All-Solid-State Li-Ion Batteries . ACS Applied Materials and Interfaces 7, 26007 (2015). COVER story

E. M. Tennyson*, M. S. Leite. Mapping the performance of solar cells with nanoscale resolution . SPIE Newsroom. DOI: 10.1117/2.1201509.006097 (2015).

M.S. Leite, M. Abashin, H. J. Lezec, A. Gianfrancesco*, A. A. Talin, and N. B. Zhitenev. Nanoscale Imaging of Photocurrent and Efficiency in CdTe Solar Cells . ACS Nano 8, 11883 (2014).

M.S. Leite, D. Ruzmetov, Z. Li, L. Bendersky, A. Kolmakov, N. Bartelt, and A. Alec Talin. Insights From In-Situ Electron Microscopy into Capacity Loss Mechanisms in Li-Ion Batteries with Al Anodes . J. Materials Chem. A 2, 20552 (2014). COVER story

M.S. Leite, M. Abashin, H. Lezec, A. Gianfrancesco, A. Talin, and N. Zhitenev. Mapping the Local Photo-Electronic Properties of Polycrystalline Solar Cells through Laser-Beam-Induced Current Microscopy. IEEE J. of Photovoltaics 4, 311 (2014).

M. S. Leite, R. L. Woo, J. N. Munday, W. D. Hong, S. Mesropian, D. C. Law, and H. A. Atwater. Towards an all Lattice-Matched Triple-Junction Solar Cell with Efficiency >50%. Appl. Phys. Lett. 102, 033901 (2013). COVER Story

M. S. Leite, D. Ruzmetov, Z. Li, L. Bendersky, and A. Alec Talin. Dynamics of Al anode degradation in solid- state thin film batteries.

H. P. Yoon, P. M. Haney, D. Ruzmetov, H. Xu, M. S. Leite, B. H. Hamadani, A. A. Talin, and N. B. Zhitenev. Local Electrical Characterizations of Cadmium Telluride Solar Cells Using Low Energy Electron Beam. Solar Energy Materials & Solar Cells (2013).

M. S. Leite, T. I. Kamins, R. Stanley Williams, and G. Medeiros-Ribeiro. Intermixing During Ripening in Ge-Si Incoherent Epitaxial Nanocrystals. J. Phys. Chem. C. 116, 901 (2012).

M. S. Leite, E. C. Warmann, G. M. Kimball, Stanley P. Burgos, D. M. Callahan, and H. A. Atwater. Wafer-Scale Strain Engineering of Ultrathin Semiconductor Crystalline Layers. Adv. Materials 23, 3801 (2011).

M. S. Leite, R. L. Woo, W. D. Hong, D. C. Law, and H. A. Atwater. Wide Band Gap InAlAs Solar Cell for an Alternative Multijunction Approach. Appl. Phys. Lett. 98, 093502 (2011) COVER Story.

L. A. Montoro, M. S. Leite, V. L. Pimentel, L. A. Montoro, A. J. Ramirez, and G. Medeiros-Ribeiro. Revealing Quantitative 3D Chemical Arrangement on Ge-Si Nanostructures. J. Phys. Chem. C. 113, 9018 (2009).

M. S. Leite, T. I. Kamins, and G. Medeiros-Ribeiro. Control of Si/Ge Intermixing During Ge Islands Growth. Appl. Phys. Lett. 94, 053118 (2009).

G. A. Fiorentini, M. S. Leite, V. L. Pimentel, L. A. Montoro, A. J. Ramirez, and G. Medeiros-Ribeiro. Reactive Epitaxy of Metallic Hafnium Silicide Nanocrystals. Appl. Phys. Lett. 93, 013107 (2008).

M. S. Leite, A. Malachias, S. W. Kycia, T. I. Kamins, R. Stanley Williams, G. Medeiros-Ribeiro. Evolution of Thermodynamic Potentials in Closed and Open Nanocrystalline Systems: Ge-Si:Si(001) Islands. Phys. Rev Lett. 100, 226101 (2008).

M. S. Leite, G. Medeiros-Ribeiro, T. I. Kamins, and R. Stanley Williams. Alloying Mechanisms for Epitaxial Nanocrystals. Phys. Rev. Lett. 98, 165901 (2007).

M. S. Leite, J. L. Gray, R. Hull, J. A. Floro, R. Magalhães-Paniago, and G. Medeiros-Ribeiro. X-Ray Diffraction Mapping of Strain Fields and Chemical Composition of SiGe:Si(001) Quantum Dot Molecules. Phys. Rev. B. Rap. Comm. 73, 121308 (2006).

M. S. Leite, V. Rodrigues, and D. Zanchet. Structural Effects on Au and Ag Colloidal Nanoparticles. Progress in Colloids and Polymer Science, 128 131 (2004).

Selected Presentations 

For a full list of presentations, please follow this link to the Leite Lab website.

Plenary Talks:

54. Nanoscale imaging of materials for energy applicationsSPM on SPM – 4th International Conference on Scanning Probe Microscopy on Soft and Polymeric Materials. Aug 2018. Leuven, Belgium. (to be presented)

Keynote Talks:

53. Imaging perovskites' performance at the mesoscaleISOS-10 (International Summit on Stability of Organic and Perovskite Solar Cells). Oct 2017. Malta.

52. Metallic alloys with on-demand optical response: from thin films to nanostructures10th International Conference on Nanophotonics. July 2017. Recife, Brazil.

51. Mapping perovskites electrical response with nanoscale spatial resolution. International Conference on Hybrid and Organic Photovoltaics (HOPV). May 2017. Lausanne, Switzerland.

Invited Talks:

50. TBD. Symposium ES16: “Perovskite Photovoltaics and Optoelectronics”. Spring MRS Meeting. April 2019. Phoenix, AZ. (to be presented)

49. TBD. Perovskite and Organic Photovoltaics and Optoelectronics International Conference (IPEROP19). Jan 2019. Kyoto, Japan. (to be presented)

48. TBDJUAMI – Joint Undertaking for Africa Materials Institute. Dec 2018. Kampala, Uganda. (to be presented)

47. TBD. Symposium: “Fundamental Aspects of Halide Perovskite (Opto)electronics and Beyond.” Fall MRS Meeting. Nov 2018. Boston, MA. (to be presented)

46. TBD. Symposium: “Novel Photonic and Plasmonic Materials Enabling New Functionalities.” Fall MRS Meeting. Nov 2018. Boston, MA. (to be presented)

45. TBD. Symposium: Scanning probe Microscopy for Energy Applications. NanoGe Fall Meeting. Oct 2018. Torremolinos, Spain. (to be presented)

44.  Advances in SPM methods for energy-relevant materials. Symposium, “SPM - New Imaging and Spectroscopy Methodologies.” AVS 65th International Symposium & Exhibition. Oct 2018. Los Angeles, CA. (to be presented)

43.  Probing stability in perovskite solar cells from the nano- to the macroscale21st International Conference on Ternary and Multinary Compounds - ICTMC-21. Sept 2018. Boulder, CO. (to be presented)

42. TBDIEEE Research and Applications of Photonics in Defense (RAPID) Conference. Aug 2018. Gulf of Mexico, FL. (to be presented)

41. Materials for Photonics Beyond Noble Metals. Symposium, “Hybrid and Metastructured Materials for photonics, sensors and energy.” International Conference on Metamaterials, Photonic Crystals and Plasmonics (META). June 2018. Marseille, France. (to be presented)

40. Functional Imaging of Materials for Energy at the NanoscaleBrazilian Physics Society Meeting. May 2018. Iguaçu Falls, Brazil.

39. Materials for energy harvesting: from perovskites and III-V semiconductors to metal alloysSPIE Defense + Commercial Sensing. April 2018. Orlando, FL.

38. Metal alloys for photonics. Symposium “Novel Approaches and Material Platforms for Plasmonics and Metamaterials.” Spring MRS Meeting. April 2018. Phoenix, AZ.

37. Mesoscale Materials for Sustainable Energy Harvesting. Symposium “Combining Materials, Technologies and Societal Awareness to Harvest Natural and Human-Made Energy Sources.” Spring MRS Meeting. April 2018. Phoenix, AZ.

36. Functional Imaging of Materials for Energy Applications. Witec Correlative Confocal Raman Imaging Workshop at Carnegie Geophysics Lab. Dec 2017. Washington, DC.

35. Nanoscale functional imaging of materials for energy applications. Symposium, “Design, Control and Advanced Characterization of Functional Defects in Materials.” Fall MRS Meeting. Nov 2017. Boston, MA.

34. Probing the interfaces and interphases of all-solid-state batteries through time-of-flight secondary ion mass spectroscopyFall MRS Meeting. Nov 2017. Boston, MA.  

33. Nanospectroscopy of materials for PV: from perovskites to polycrystalline devices. Symposium “Scanning Probe Microscopy for Energy Applications.” European Fall MRS. Sept 2017. Warsaw, Poland

32. Metal alloys for nanophotonic applicationsBrazil-MRS. Sept 2017. Gramado, RS, Brazil (travel was cancelled due to hurricane Irma)

31. Revealing interphases in all-solid-state batteries through time-of-flight secondary ion mass spectroscopy. Symposium “Low-Dimensional Materials and Devices.” SPIE Optics + Photonics. Aug 2017. San Diego, CA.

30. Metal alloyed thin films and nanostructures for plasmonics. Symposium “Alternative plasmonic materials.” 8th International Conference on Metamaterials, Photonic Crystals and Plasmonics (META). July 2017. Incheon-Seoul, Korea.

29. Functional imaging of photovoltaic materials. APS March Meeting. March 2017. New Orleans, LA.

28. Perovskite solar cells: functionality at the nanoscale. SPIE Photonics West. Feb 2017. San Francisco, CA.

27. Imaging the mesoscale behavior of photovoltaics at the nanoscale. Southwest Regional Meeting, American Chemical Society. Nov 2016. Galveston, TX.

26. In situ functional imaging of electrodes for all-solid-state batteriesElectrochemical Society – PRIME Meeting. Oct 2016. Honolulu, HI.

25. Alloyed thin films and nanostructures for plasmonics.  Brazil-MRS. Sept 2016. Campinas, Brazil.

24. Probing the transient behavior of perovskite solar cells at the nanoscaleBrazil-MRS. Sept 2016. Campinas, Brazil.

23. Nanoscale imaging of the mesoscale behavior of materials for energy applicationsSPIE Optics and Photonics. Aug 2016. San Diego, CA.

22. Nanoimaging of perovskite solar cells’ dynamical performance. SPIE Optics and Photonics. Aug 2016. San Diego, CA.

21. Functional characterization of all-solid state batteries. Center for Nanophase Materials Sciences User Meeting, Oak Ridge National Laboratory. Aug 2016. Oak Ridge, TN.

20. Metal alloys for plasmonic applicationsMETA – 7th International Conference on Metamaterials, Photonic Crystals and Plasmonics. July 2016. Malaga, Spain.

19. Probing the mesoscale behavior of materials for photovoltaicsJUAMI – Joint Undertaking for Africa Materials Institute. June 01, 2016. Arusha, Tanzania, Africa.

18. Imaging the mesoscale behavior of materials for energy applicationsWITec Workshop on Confocal Raman Microscopy. April 2016. Rutgers University, NJ.

17. Al anodes for Li-ion all-solid-state batteriesEMN Meeting on Batteries. February 2016. Orlando, FL.  

16. Nanospectroscopy of photovoltaic devicesSPIE Photonics West. Feb. 2016. San Francisco, CA.

Related News 

Marina Leite to Give a Plenary Talk at International Conference in Belgium
Dr. Leite will speak on Nanoscale Imaging of Materials for Energy Applications August 22. August 15, 2018

Leite Lab Combines Experiments and Calculations to Advance the Understanding of Optical Materials
Study published in Advanced Optical Materials. June 27, 2018

Research Team Defines the Perovskite ‘Humidity Loop’
Study published in Journal of Physical Chemistry Letters. June 27, 2018

MSE's Elizabeth Tennyson is 2018 Student Speaker at Clark School Graduate Commencement Ceremony
The ceremony will be held on Monday, May 21, in the Xfinity Center. April 27, 2018

Four Clark School Professors Receive Competitive DURIP Grants
DURIP supports university research in technical areas of interest to the Department of Defense. April 13, 2018

UMD Students Receive 2018 NSF Graduate Research Fellowships
Fellows, advised by Marina Leite and Peter Kofinas, will receive $34k each over a 3-year period. April 9, 2018

Leite Group Creates Nano-sized Super-absorber, Published in Advanced Optical Materials
Such nanoscale devices could be used on sensors, photo-detectors, optical filters and radar technologies. December 14, 2017

Leite Research Group’s Invited Review Published in ACS Energy
Nanoscale imaging required for next gen energy harvesting and storage systems. December 4, 2017

UMD/MSE Graduate Student is an MRS Graduate Student Award Finalist This Fall
Elizabeth Tennyson, graduate student in MSE and IREAP, will present her award winning research at the 2017 Materials Research Society Fall Meeting. November 13, 2017

UMD Will Be Represented at International Summit on Stability of Organic and Perovskite Solar Cells
MSE Asst Prof Marina Leite offers keynote presentation. October 11, 2017

MSE Research Group’s Invited Perspective Published in ACS Energy Letters
Marina Leite and her team offer insight into the future of solar cell technology. August 27, 2017

MSE Graduate Student Receives All-S.T.A.R. Fellowship
Elizabeth Tennyson will use the award to continue her research on nanoscale imaging of solar cell materials. May 2, 2017

MSE Undergraduate Wins NSF Graduate Research Fellowship
Zinab Jadidi hopes to inspire other young women to pursue a STEM education. April 22, 2017

MSE Student Receives Wells Fellowship
MSE Ph.D. Student, Chen Gong, is one of three students to receive the 2017 Harry K. Wells Graduate Fellowships from the Clark School of Engineering. April 5, 2017

Sunbeams at the Nano-scale: the Next Generation of Solar Cells
Marina Leite and her team of researchers tackle hybrid organic-inorganic perovskites based on methylammonium lead. March 25, 2017

MSE Professor Honored at APS Annual Meeting
Assistant Professor Marina Leite receives APS Fellowship. March 23, 2017

UMERC Awards Three New Wells Graduate Fellowships
The Wells fellowship supports new research in sustainable energy generation and/or storage. March 16, 2017

Prof. Leite research featured on cover of Advanced Optical Materials
Prof. Leite research featured on cover of Advanced Optical Materials January 4, 2017

Solar cells improved with nanospheres is subject of ACS journal cover
Leite and Munday work featured October 19, 2016

Munday, Ha, and Collaborators' Research featured on the Cover of ACS Applied Materials and Interfaces

Nanospheres light up solar cells
October 12, 2016

Prof. Leite Awarded APS Ovshinsky Sustainable Energy Fellowship
Prof. Marina Leite recieves this year’s Ovshinsky Sustainable Energy Fellowship from the American Physical Society. August 31, 2016

Scientists blend coinage metals to obtain alloys better than gold
Scientists at the University of Maryland (UMD) have developed a novel method for altering the light reflected or absorbed by a material by match-making combinations of gold, silver, and copper into various mixtures of metals, or alloys. April 20, 2016

Garrett Wessler Awarded NSF Graduate Research Fellowship
UMD undergraduate student one of 2,000 award recipients for the 2016 competition. April 11, 2016

Diagnosing Better Efficiencies for Solar Cells
New UMD imaging technique could yield more efficient solar cells December 11, 2015

The “Warhol Batteries”

Leite Lab advances the understanding of aluminum electrodes in all-solid-state Li-ion batteries December 2, 2015

New efficiencies in solar cells on the horizon
Leite labdevelops new diagnostic imaging technique for solar cell efficiencies September 29, 2015

Chang Wins Outstanding ASPIRE Research Award
MSE senior recognized for work toward improving efficiency and lowering the cost of solar cells. May 8, 2015

Bailey Awarded NSF Graduate Research Fellowship
Four materials science students receive Honorable Mentions. April 21, 2015

2014-2015 MSE Undergraduate Awards
Exceptional students recognized at annual ceremony. April 20, 2015

NIST Highlights Leite’s “Battery Perimortems"
New imaging technique explains why aluminum anodes fail. March 10, 2015

Understanding Battery Failure in Realtime, at the Nanoscale
Microscopy technique reveals why and how aluminum anodes fail in Li-ion batteries. February 23, 2015

Hu, Leite Named Outstanding Engineer and Scientist of the Year (VIDEO)
Materials Science professors receive awards from the Md. Academy of Sciences and Md. Science Center. November 18, 2014

ASPIRE Award Supports Undergrad’s Solar Cell Research
Allen Chang is developing alloyed nanoparticles designed to boost performance, reduce costs. November 12, 2014

Undergrad Among First to Map Solar Cell Parameters at Sub-Micron Resolution
Bailey receives second SEEDS Fellowship, will conduct work in Leite Lab. November 12, 2014

Understanding Where Something Isn't for Better Solar Cells
Tennyson Wins IEEE Photovoltaic Poster Award for new exploration of grain interfaces. September 12, 2014

MSE Senior Named Merrill Presidential Scholar
Eric Bailey recognized as one of the University of Maryland’s top seniors. August 12, 2014

Workshop on Defects in Wide Band Gap Semiconductors Sept. 23
Abstracts due July 28 July 10, 2014

Leite, Mo Join MSE Faculty
Professors specialize in physical and computational materials science for sustainable energy applications. August 5, 2013