Madhu Trivikram Talluri, Phd Email & Phone Number

Berkeley, Ca, Us

Berkeley, California, United States

* Drafting, designing, and conducting experiments pushing the frontier of nonlinear optics and nonlinear spectroscopy into soft X-ray regime using table-top extreme ultraviolet (XUV) sources. * High harmonic generation (HHG): Established a high conversion efficiency ultrafast table-top XUV source through HHG, delivering 100 nJ per pulse energy in each tooth of a harmonic comb between 10 - 30 eV.3. Laser system operation: You are responsible for the daily operation, maintenance, and troubleshooting of a 30-watt, kHz CPA-based Ti: Sapphire high-power femtosecond laser system developed by KM Labs.* Designing an actively stabilized ultrafast pump-probe beamline for XUV pump and XUV probe multi-color investigations.* Imaging Ultrafast Dynamics: Capturing femtosecond time-resolved double-photonization quantum dynamics in atoms and molecules using intense table-top XUV pulses.* Collaboration and coordination: You collaborate with the engineering wing and other departments to realize design ideas and develop optics for low-energy soft X-ray (<50eV) photons.*Mentoring: Providing mentorship to interns and graduate research scholars

Berlin, Germany

**Project Management: Led a project on quantum dynamics in intense laser fields, overseeing planning, progress discussions, and report preparation.**Expertise in Laser Systems and Characterization: Proficient in operating and maintaining Spectra-Physics Spitfire Ti: Sapphire kHz CPA-based Femtosecond Laser System and characterization of ultrafast laser pulses with SPIDER and FROG techniques.**Development of Ultrafast XUV Sources and Pump-Probe Beamline: Designed and constructed optical layouts for generating stable ultrafast extreme ultraviolet (XUV) pulses through high harmonic generation (HHG) in gases. Achieved temporal stability better than 10 femtoseconds for a multicolor pump-probe beamline.**Instrumentation: Experienced in integrating, interfacing, and controlling optomechanical stages, and CMOS cameras in ultra-high vacuum (UHV) environments, and fast oscilloscopesUtilized Python for automation, data acquisition, and instrument control.Installation and integration of pulsed molecular beam source, electron optics, micro-channel plate (MCP) imaging detector, and high-voltage electronics.**Ultrafast Photoelectron Imaging and Time-Resolved Photoelectron Spectroscopy (TRPES): Setting up of an imaging spectrometer using velocity map imaging (VMI) technique to capture femtosecond dynamics in atoms and molecules. Investigated coherent wave packet dynamics and nonadiabatic vibronic interactions among the highly excited Rydberg electronic states in hydrogen molecules.Conceived and demonstrated a hybrid multicolor (short pulse XUV & narrowband Visible) excitation scheme for the quantum-state selective preparation of hydrogen molecular ions using threshold photoionization spectroscopy.**Image Processing and Data Analysis with MATLAB for extracting valuable insights from experimental data.** Contributed to MBI annual reports (2019-2021) under Project 2.2, Task-2. **Training and Mentorship: Provided day-to-day training and guidance to graduate research scholars

Amsterdam Area

⸎ Scientific Accomplishments**Precision Nonlinear Laser Spectroscopy: Conducted groundbreaking research on molecular Hydrogen at large internuclear separation in the VUV region, using tunable narrowband lasers and Sagnac interferometric optical geometry, resulting in precise measurements.**Resonant Ionization Detection Scheme: Developed an innovative detection scheme for background-free photofragment ionization and ion imaging in the photodissociation of polyatomic molecules, significantly enhancing signal-to-noise ratio and obtaining accurate results within VUV laser bandwidth limits.**Spectral Line Shape Modeling: Developed a phenomenological model for ac-Stark broadened profiles resulting from spatiotemporal intensity distributions, understanding spectral line shapes.**Relativistic and QED Contributions in Tritium Molecules: Conducted the first-ever experimental determination of relativistic and QED contributions in radioactive Tritium molecules, utilizing high-precision CARS for accurate measurements.**Quantum Metrology on Rovibrational States: Performed quantum metrology measurements on rovibrational states of neutral Hydrogen molecules with exceptional part per billion precision, contributing to the advancement of precision measurement techniques in neutral molecules.⸎ Technical Skills** Operation, and troubleshooting of tunable continuous wave (CW) ring lasers (Ti: Sapphire and Dye), injection-seeded tunable pulsed dye, and Ti:S lasers, SpectraPhysics QuataRay Nd: YAG pump lasers.** Doppler-free precision nonlinear laser spectroscopy into VUV regime, Frequency doubling and tripling **Frequency calibration and stabilization of lasers using phase-lock methods, Fabry-Perot Interfermometersoptical heterodyne characterization of narrow-band transforms limited pulses.** Experience with optical fibers, acousto-optic modulators (AOM), GHz digital oscilloscopes, and Wavemeters** Co-supervision of two master's and one undergraduate projects

Mumbai, Maharashtra, India

** Operation and maintenance of high-intensity ultrafast laser which delivers relativistic intensities up to 10e18 W/cm^2.** Design and Development of a high-resolution Thomson Parabola Ion Spectrometer (TPS) forunderstanding the ionization dynamics and charge-resolved kinetic energy spectra of laser-producedplasmas (LPP).** Demonstration of novel particle acceleration scheme for generating neutral atoms up to MeV energy.** Efficient ion acceleration to a few 100 keV from laser-matter interactions using tailor-made micro andnano-structured targets.

Avanti College, Hyderabad, Telangana, India

Doctor Of Philosophy - Phd, Atomic/Molecular Physics

M.Phil., Condensed Matter And Materials Physics

Master Of Science (Msc.Tech), Physics