Mechanical Engineering

SRIHARSHA KARUMURI

*** ******* *** # *, **********, OK 74074 +1-405-***-**** (M)

*********.********@*****.***, *********.********@*******.***

OBJECTIVE

Seeking a challenging career in the field of materials processing, characterization and microfabrication

SUMMARY

Experience in nanofabrication and characterization of nanomaterials.

Developed a novel sensing mechanism hybrid surface plasmon resonance damping in silver

nanoparticle monolayers f or detection of mercury and hydrogen sulfide in air.

Well-versed with semiconductor processing and microfabrication.

Solid background in mechanical and materials science engineering concepts.

Profound knowledge in field of thin film deposition and photovoltaic cells.

Proficient in SPC and Data Analysis skills.

EDUCATION

Master of Science in Mechanical Engineering GPA 3.5/4.0

Oklahoma State University – Stillwater, OK Dec ‘08

Specialization: Materials Science, Nanotechnology

Bachelor of Engineering in Mechanical Engineering GPA 3.8/4.0

Andhra University-Visakhapatnam, India. Apr ‘06

WORK EXPERIENCE

Research Technician

Functional Nanomaterials Laboratory, Oklahoma State University Feb ’09 –Present

Measuring local temperatures in Proteins molecules (PYP, GFP) using Single Molecule Surface

Enhance Raman Spectroscopy (SM-SERS).

Characterizing nanostructures and nanomaterials (metal nanoparticles on semiconductor films,

vanadia films) using electron microscopy (SEM, TEM) and optical spectroscopy (Rayleigh and

Raman scattering, fluorescence, and transmission).

Depositing thin films of silicon, germanium and silver using PVD, Sputtering and PECVD.

Managing chemicals and equipment inventory, maintenance of Functional Nanomaterials

Laboratory.

Graduate Research Assistant (under Dr. A. Kaan Kalkan) Jan ‘07-Dec ‘08

Department of Mechanical and Aerospace Engineering, Oklahoma State University

Investigated optical properties of metal nanoparticles upon adsorption of specific atoms and

molecules, quantifying the number of adsorbates (funded by US Air Force).

Developed a novel plasmonic pressure sensor.

Performed nanoparticle synthesis, thin film deposition, nanomaterials characterization using

optical spectroscopy (Rayleigh and Raman scattering, fluorescence, and transmission).

ACADEMIC PROJECTS

Hybrid Surface Plasmon Damping Chemical Sensor (MS Thesis)

Explored a novel sensing mechanism: “Adsorbate-induced damping of hybrid plasmon modes in

silver nanoparticle monolayers”.

Performed optical spectroscopy, TEM and AFM.

Analysis of mouse muscle, lung tissue and Ag NPs using Electron Microscopes

Performed tissue processing, fixing and embedding biological samples for TEM and SEM.

Gained hands on experience in operating SEM, TEM, AFM and confocal optical microscope,

ultra-microtomes and sputter coating.

Synthesis and Characterization of gold nanoparticles and Latex particles

Synthesized/characterized gold nanoparticles and latex particles. Subsequently, self –assembled

the particles and characterized the self -assembled layers.

Performed SEM, TEM, AFM, W ide Angle X-ray Scattering and Dynamic Light Scattering.

Fabrication of Resistors on Silicon

Fabricated resistors on silicon wafers in a cleanroom.

Performed photolithography, etching, metallization, oxidation, dicing and wire bonding.

Analysis of Brake Drum Using ANSYS

Designed a brake drum and analyzed its strength using FEM at various speeds and loads.

Observ ed temperatures due to friction at various positions of brake drum.

RELEVANT COURSE WORK

Micro Structural Mechanics, Advanced Material Science, Mechanical Behavior of Materials, Particles for

Nanotechnology, Numerical Engineering Analysis, Microelectronic Fabrication, Electron Microscopy,

Finite Element Analysis

PUBLICATIONS AND PRESENTATIONS

Sriharsha. K, Kalkan. A. K, “Adsorbate-induced damping of hybrid plasmon modes in silver

nanoparticle monolayers” to be submitted to Nano Letters.

Sriharsha. K, Kalkan. A. K, Rama. E, "Plasmon Damping as a Probe for Adsorption Kinetics"

PRiME 2008, 214th Meeting of ECS The Electrochemical Society Honolulu, Hawaii October 12-

17, 2008.

Sriharsha. K, Kalkan. A. K, “Damping of Hybrid surface plasmon modes in Ag Nanoparticles:

application to vapor sensing” Proceedings of Minerals, Metals & Materials Society Annual

Meeting, New Orleans, LA, March 9-13, 2008.

Sriharsha. K, Kalkan. A. K, “Hybrid plasmon damping in Ag nanoparticles due to adsorbates”

Minerals, Metals & Materials Society’s Annual Meeting, and Symposium: Nanomaterials-

Fabrication, Properties, New Orleans, LA, March 9-13, 2008.

Sriharsha. K, Kalkan. A. K “Chemical sensing based upon hybrid plasmon damping in metal

nanostructures” 19th OSU Annual Research Symposium Oklahoma State University, Stillwater

OK Feb 20, 2008.

Sriharsha. K, Kalkan. A. K, “Hybrid Plasmon damping in Ag Nanoparticles due to adsorbates”

Oklahoma research day 2007 Edmond OK Oct 26, 2007

TECHNICAL SKILLS

Hardware: UV-vis Spectrometer, Confocal Raman Spectrometer, Atomic Force Microscope,

Transmission Electron Microscope, Scanning Electron Microscopy, PVD system, Aligner, Plasma etch,

Plasma oxidation, Spin coater

Programming Languages: C, Java, MATLAB

Operating platforms: Windows 9X, XP, Me, NT

Software applications: CATIA, ANSYS, Solid works, AutoCAD, MS office Suite, SQL, Origin, LabView

LEADERSHIP AND CO-CURRICULAR ACTIVITIES

Worked as a member of Organizing Committee for the Silver Jubilee Celebrations of S.R.K.R.

Engineering College (Andhra University).

Organized and participated in events of Indian Society for Technical Education student’s chapter

of S.R.K.R Engineering College (Andhra University).

Active member of Association of Mechanical Engineers, India (AME).

Second place “Idea Modeling Competition” conducted by College of Engineering Kakinada

(Technical symposium TORQUE February 2005).

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