Shanthi N. Iyer

TitleProfessor

DepartmentJoint School of Nanoscience and Nanoengineering

Phone336-285-3710

Emailiyer@ncat.edu

OfficeMcNair Hall and JSNN
Room: 536/I106

1601 East Market Street
Greensboro, NC 27411

Shanthi N. Iyer

Education

Ph D: Indian Institute of Technology Delhi, 1983

MS: Physics, University of Delhi, 1977

Other: French, University of Delhi, 1975

BS: Physics, University of Delhi, 1974


Research Interests

Nanostructured materials and optoelectronic devices, molecular beam epitaxy, transparent amorphous oxide thin film transistors for flexible electronics and solar cells


Recent Publications

Deshmukh,  Prithviraj   Li,  Jia  Nalamati,  Surya   Sharma,  Manish  Iyer,  Shanthi  ( 2019).  Molecular Beam Epitaxial Growth of GaAsSb/GaAsSbN/GaAlAs Core-Multishell Nanowires for Near-Infrared Applications.  In IOP  ( 30,  pp. 275203 (10pp)).   Nanotechnology.

Sharma,  Manish  Ahmad,  Estiak   Dev,  Durjoy  Li,  Jia  Reynolds,  Lew  Liu,  Yang   Iyer,  Shanthi  ( 2019).  Improved Performance of GaAsSb/AlGaAs Nanowire Ensemble Schottky Barrier based Photodetector via In-Situ Annealing.  In IOP  ( 3,  30,  pp. 034005 (8pp)).   Nanotechnology.

Deshmukh,  Prithviraj  Sharma,  Manish  Nalamati,  Surya   Reynolds,  Lewis  Liu,  Yang   Iyer,  Shanthi  ( 2018).  Molecular Beam Epitaxial Growth of High Quality Ga-Catalyzed GaAs 1-xSbx (x>0.8) Nanowires on Si (111) with Photoluminescence Emission reaching 1.7 μm.  In IOP  ( 33,  pp. 125007 (9 pp)).   Semiconductor Science and Technology.

Sharma,  Manish  Deshmukh,  Prithviraj  Kasanaboina,  Pavan  Reynolds,  Lewis  Liu,  Yang   Iyer,  Shanthi  ( 2017).  Growth of Defect-Free GaAsSbN Axial Nanowires via Self-Catalyzed Molecular Beam Epitaxy.  In IOP  ( 32,  pp. 125003 (8 pp)).   Semiconductor Science and Technology.

Ahmad,  Estiak   Karim,  Md  Hafiz,  Shihab  Reynolds,  Lew  Liu,  Yang   Iyer,  Shanthi  ( 2017).  A Two-Step Growth Pathway for High Sb Incorporation in GaAsSb Nanowires in the Telecommunication Wavelength Range.  In Nature  ( 10111,  7,  pp. 12 ).   Scientific Reports.

Sharma,  Manish  Karim,  Md  Kasanaboina,  Pavan  Li,  Jia  Iyer,  Shanthi  ( 2017).  Pitch-Induced Bandgap Tuning in Self-Catalyzed Growth of Patterned GaAsSb Axial and GaAs/GaAsSb Core-Shell Nanowires using MBE.  In American Chemical Society  ( 17,  pp. 730-737).   Crystal Growth and Design.

Ahmad,  Estiak   Ojha,  Sai  Kasanaboina,  Pavan  Reynolds,  Lew  Liu,  Yang   Iyer,  Shanthi  ( 2017).  Bandgap Tuning in GaAs1-x Sbx Axial Nanowires Grown by Ga-Assisted Molecular Beam Epitaxy .  In IOP  ( 32,  pp. 035002 (10 pp)).   Semiconductor Science and Technology.

Ahmad,  Estiak   Kasanaboina,  Pavan  Karim,  Md  Sharma,  Manish  Reynolds,  Lew  Liu,  Yang   Iyer,  Shanthi  ( 2016).  Te Incorporation in GaAs1-x Sbx Nanowires and P-I-N Axial Structure.  In IOP  ( 31,  pp. 8).   Semiconductor science and technology.

Ojha,  Sai   Kasanaboina,  Pavan  Reynolds,  Lewis   Rawdanowicz,  Thomas   Liu,  Yang   White,  Ryan   Iyer,  Shanthi  ( 2016).  Incorporation of Be Dopant in GaAs Core and Core-Shell Nanowires by Molecular Beam Epitaxy.  ( 2,  34,  pp. 02L114-1-02L114-6).   Journal of Vauum Science and Technology B.

Kasanaboina,  Pavan   Sharma,  Manish  Deshmukh,  Prithviraj   Reynolds,  Lewis   Iyer,  Shanthi  ( 2016).  Effects of Annealing on GaAs/GaAsSbN/GaAs Core-Multi Shell Nanowires.  ( 1,  11,  pp. 1-6).   Nanoscale Research Letters.

Kasanaboina,  Pavan Kumar   Ojha,  Sai Krishna  Sami,  Shifat  Reynolds,  Lewis   Liu,  Yang   Iyer,  Shanthi  ( 2016).  Effect of Growth Parameters and Substrate Surface Preparation for High Density Vertical GaAs/GaAsSb Core-shell Nanowires with Photoluminescence Emission at 1.3 µm.  In Springer  ( 4,  45,  pp. 2108-2114).   Journal of Electronic Materials.

Kasanaboina ,  Pavan   Ojha,  Sai   Sami ,  Shifat   Reynolds,  Lewis   Liu ,  Yang   Iyer,  Shanthi  ( 2015).  Bandgap Tuning of GaAs/GaAsSb Core-Shell Nanowires Grown by Molecular Beam Epitaxy.  ( 105036,  30,  pp. 10).   Semiconductor Science and Technology.

Iyer,  Shanthi  ( 2015).  Self Catalyzed Growth of Dilute Nitride GaAs/GaAsSbN/GaAs Core-Shell Nanowires by Molecular Beam Epitaxy.  ( Sept.2015,  107,  pp. 103111-5).   Applied Physics Letters.

Nguyen,  Ngoc   McCall,  Briana   Alston,  Robert   Collis,  Ward   Iyer,  Shanthi  ( 2015).  The Effect of Annealing Temperature on the Stability of Gallium Tin Zinc Oxide Thin Film Transistors.  ( 30,  pp. 9).   Semiconductor Science and Technology.

Iyer,  Shanthi  Reynolds,  Lew  Rawdanowicz,  Tom  Ojha,  Sai  Kasanaboina,  Pavan  Bowen,  Adam   ( 2014).  A Study of Ga Assisted Growth of GaAs/GaAsSb Axial Nanowires by Molecular Beam Epitaxy.  In Ajit Kelkar, Daniel Herr, James Ryan,  Advances in Nanosciences and Nanoengineering    CRC Press.

Aravamudhan,  Shyam  Graves, Jr,  Joseph  Iyer,  Shanthi  Kelkar,  Ajit  Hall,  Adam  Kepley,  Christopher  LaJeunesse,  Dennis  Ryan,  James  Sandros,  Marinella  Starobin,  Joseph  ( 2010).  Friday, March 18th, 2011. 2: 00 PM, Journal Club. Article “Direct differentiation of human embryonic stem cells into selective neurons on nanoscale ridge/groove pattern arrays”, Presented by Rabeah Rawashdeh.  ( 31,  pp. 4360–4366).   Biomaterials.