Mechanical Engineering

Harindra Vedala

********.******@*****.***, 1-786-***-****,

*** ***** ***, ***#***, Pittsburgh, PA, 15206

SUMMARY OF QUALIFICATIONS

Comprehensive knowledge and research experience in the following areas

. Nano/Micro fabrication: Synthesis, fabrication and electrical

characterization of carbon nanostructures for nano-electronics, biosensing

(Experience of working in Class 100, Class 10000 clean room facility)

. Nanobiological sensors: Fabrication of micro and nanoelectrodes detection

platforms for bio and chemical sensor applications

. Electrochemical Detection and Analysis: Electrochemical detection

platform fabrication and characterization for sensing Glucose, Cholesterol

and Dopamine

. Bio-medical device testing: Experimental test platforms for investigating

mechanical properties (physiological conditions) of Stents and orthopedic

implants

. Developed techniques to scale-up nanomaterials based device fabrication

for new technological applications

. Enhanced biocompatibility and functionality of nanomaterials by surface

coating with polymer/nanoparticles

. Nanotubes/Nanowire assembly and manipulation via dielectrophoresis

technique

. Worked in multiple independent/team projects involving inter-disciplinary

principles and applications

. Prepared project reports, timelines and grant proposals

TECHNICAL/OPERATIONAL SKILLS

PROCESSING: Photo lithography (PL), e-beam lithography (EBL)( sub 25 nm

patterning), focused ion beam, sputtering (RF & DC), e-beam and thermal

evaporation, wet and dry etching, thermal annealing, electrodeposition,

chemical vapor deposition, wire bonding

MATERIAL CHARACTERIZATION: Scanning electron microscopy, atomic force

microscopy, ellipsometry, UV-Vis NIR, electrochemical and current-voltage

analysis, electrochemical impedance analysis

SOFTWARE SKILLS: Layout editor, DesignCad, Solidworks, Pro E, ANSYS, ABAQUS

EDUCATION

FLORIDA INTERNATIONAL UNIVERSITY (FIU), Miami, FL

Ph.D. in Materials Science and Engineering, Apr. 2009

Dissertation: Functionalized carbon nanotube nanoelectrodes for

biomolecular recognition

M. S. in Mechanical Engineering (FIU), Dec. 2003

OSMANIA UNIVERSITY, Hyderabad, India

B. E. in Mechanical Engineering, May 2001

RESEARCH EXPERIENCE

POSTDOCTORAL ASSOCIATE, Department of Chemistry, University of Pittsburgh,

08/09- present

. Investigation of carbohydrate-protein interactions using Carbon

nanostructures as miniaturized electronic devices (ambient and aqueous

media) for application in rapid diagnostic detection of bacteria

. Developed an integrated electrical and microfludic system from

investigating biological interactions in aqueous medium

. Developming of Graphene based nanoelectronic devices for gas and

biological sensor applications

. Prepared research grant proposal titled "Investigation of

Glycoconjugate-Protein interactions using Carbon

Nanostructrues" submitted to NIH (2010)

. Mentoring graduate students in various nanomaterials based device

application projects

RESEARCH ASSISTANT, Department of Mechanical and Materials Engineering, FIU

02/04- 04/09

Key Achievements

. Investigated and analyzed transport properties of single DNA molecules of

various molecular conformations under different environmental conditions

. Designed and fabricated carbon nanotubes based nanoelectrodes platform

using PL and EBL for rapid electronic detection and characterization of

single DNA molecules

. Designed and developed carbon nanotube based nanoelectrochemical cell for

trace concentration detection of Cholesterol, Dopamine and Glucose for

clinical applications (in vitro measurements)

. Demonstrated surface functionalization of carbon nanotubes with polymer

and nanoparticles for humidity and biological sensing (Cholesterol,

Glucose and Dopamine)

. Developed experimental setup for dielectrophoresis and performed

alignment and manipulation of nanotubes/nanowire, nanoparticles and DNA

molecules

. Synthesized carbon nanotubes by chemical vapor deposition technique and

fabricated carbon nanotubes field effect transistors and logic devices

. Optimized process parameters and developed techniques to scale-up carbon

nanotube device fabrication for nanoelectronics and sensor applications

. Worked on generating Intellectual property "Nanoscale DNA Detection

System Using Species- and Disease-Specific Probes for Rapid

Identification"(WO/2008/094980)

. Prepared research grant proposal (SBIR Phase I) on Nanomaterials based NO

gas sensor submitted to NSF (2009)

RESEARCH ASSISTANT, Department of Mechanical and Materials Engineering, FIU

08/01- 12/03

Key Achievements

. Designed and developed experimental setup and studied temperature

dependent mechanical properties of NiTi microtubes (Coronary Stents) for

biodevice applications

. Conducted compression testing of Stent samples from Bionucleonics and

Cordis and evaluated experimental results

. Tested mechanical properties of composite materials as per American

Society for Testing and Materials (ASTM) standards

. Conducted parametric nonlinear finite element analysis (ABAQUS) on the

aircraft fuselage with foam support to investigate the effect on residual

strength

. Validated the newly developed mathematical formulations for a commercial

aircraft fuselage model

TEACHING EXPERIENCE, Department of Mechanical and Materials Engineering,

FIU 07/02 - 12/03

> Assisted the professor for grading homework, quizzes and assisted in

course website maintenance and course material development

. Engineering Materials, Dynamics course, Heat Transfer, Refrigeration and

Air Conditioning, C programming for K-12 (GEAR UP program)

PUBLICATIONS AND PRESENTATIONS

Journal Publications

. B. Wang, A. Gupta, J. Huang, H. Vedala, Q. Hao, V. H. Crespi, W. Choi,

and Peter C. Eklund, Effect of bending on single-walled carbon nanotubes:

A Raman scattering study, Phys. Rev. B 81, 115422 (2010)

. S. Hwang, H. Vedala, T. Kim, W. Choi, H. Choi, and M. Jeon, Fabrication

of nanoelectrodes using individual multi walled carbon nanotubes and their

cyclic voltammetric properties, Journal of The Electrochemical Society,

(2010)

. H. Vedala, S. Roy, M. Doud, K. Mathee, S. Hwang, M. Jeon, W. Choi, Effect

of environmental factors on electrical conductivity of single oligo-DNA

molecule measured using single-walled carbon nanotube nanoelectrodes,

Nanotechnology, 19, 265704 (2008)

. S. Roy, H. Vedala, A. Roy, D. H. Kim, M. Doud, K. Mathee, H. Shin, N.

Shimamoto, V. Prasad, W. Choi, Direct electrical measurements on single-

molecule genomic DNA using single-walled carbon nanotubes, Nanoletters,

8(1), 26-30 (2008)

. S. Roy, H. Vedala, W. Choi, Vertically aligned multiwall carbon nanotube

bioprobes on silicon platform for cholesterol detection, Nanotechnology,

17, S14-S18 (2006)

. H. Vedala, J. Huang, X. Y. Zhou, G. Kim, S. Roy, W. Choi, Effect of PVA

functionalization on hydrophilicity of Y-junction single wall carbon

nanotubes, Applied Surface Science, 252(22), 7987-7992 (2006)

. H. Vedala, J. Huang, W. Choi, Large scale assembly of single walled

carbon nanotube device array using photolithography process (under review)

. H. Vedala, T. Kim, J. Huang, W. Choi, DNA sequence detection using

ultralong single walled carbon nanotube electrodes(under review)

Conference proceedings

. H. Vedala, S. Roy, T-H. Kim, W. Choi, Carbon nanotube interfaces for

single molecular level bio sensing, NSTI nanotech, 1, 71 (2008)

. J. Huang, B. K. Rao, H. Vedala, D. H. Kim, M. Jeon, W. Park, W. Choi,

Controlled carbon nanotube networks and its corresponding channel effect

at high bias, Mater. Res. Soc. Symp. Proc. 963, 0963-Q10-51 (2007)

HONORS

. Scholarship from FIU Graduate Students Association to attend MRS

symposium, Boston, MA (2008)

. First place, poster competition organized by Material Advantage at FIU,

FIU, Miami, FL (2008)

. Scholarship from FIU and NSF to attend International conference on Bio

Nano Informatics Fusion 2005, Marina Del Rey, CA (2005)

. Scholarship from MS&T '04 Division Sponsored for MS&T 04, New Orleans,

LA (2004)

PROFESSIONAL AFFILIATIONS/LEADERSHIP ACTIVITIES

. Materials Research Society (MRS) (2004 - present)

. American Society of Materials / The Minerals, Metals and Materials

Society (ASM/TMS)(2004- present)

. Student chapter chair (2007 - 2008), Event coordinator (2006 - 2007) for

Materials Advantage society at FIU

. Lab manager (2004 - 2009) for Nanomaterials and device laboratory,

Mechanical and Materials Engineering department, FIU

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