Research - NOMAD Lab

Mohit Tanwani

PhD Student

Supperlattice Skyrmions

Achieving unit-cell precise superlattice growth by RHEED-guided PLD, using oscillations to track monolayer completion and ensure atomically sharp interfaces

"Every failed experiment teaches us something new about the quantum world"

Aryan Keshri

Int PhD

Anti-perovskites Semi-conductors

Precision wire bonding of fine-pitch Al contacts to deliver robust, low-resistance interconnects for high-frequency and cryogenic device measurements

"The most beautiful discoveries happen at the intersection of theory and experiment"

Srishti Barnwal

Project Assistant

Molecular Ferroelectric Bio-compatable Materials

Molecular Ferroelectric Crystals: Harnessing Organic Order for Flexible, Low-Power Electronics

"What we observe is not nature itself, but nature exposed to our method of questioning"

Sadanand Powar

PhD Student

Device fabrication Neuromorphic Computing

Micro/nanodevice fabrication via UV lithography with aligned lift-off and RIE for clean, reproducible patterns

"Science is a way of thinking much more than it is a body of knowledge"

Subhasish

PhD Student

Ferroelectric Energy Storage

Pulsed Laser Deposition: Precision Growth of Functional Oxide Thin Films.

"The future of technology lies in materials we haven't discovered yet"

Chhavi Rastogi

PhD Student

Energy Storage Reservoir Computing

Hybrid PLD researcher growing unit-cell-precise oxide films by tuning laser fluence, plasma assist, oxygen pressure

"The experimenter who does not know what he is looking for will not understand what he finds"

Garima Kaura

PhD Student

Energy Storage Tunable capacitor

Pre-deposition: align steering mirrors and the focusing lens to center the beam on the target through the aperture, set spot size for the required fluence

"Science is the belief in the ignorance of experts"

Research Areas

Exploring the frontiers of materials science

Thin Film Growth

Advanced epitaxial growth techniques for creating high-quality oxide heterostructures with tailored properties.

Materials Characterization

Investigating materials its magnetic and ferroelectric properties for next-generation memory and logic devices.

Device Engineering

Translating fundamental discoveries into practical devices for computing, sensing, and energy applications.

Current Projects

Ongoing research initiatives shaping the future

High Mobility Semiconductor

Led by Aryan Keshri

Designing vacancy-engineered oxy-nitride semiconductors for high mobility, paving the way for next-generation transistors and high-speed electronic devices.

Ongoing

Strain-Engineered Superlattices

Team: Mohit Tanwani, Garima Kaura, Chhavi Rastogi, Neeraj

Exploring nanoscale polar skyrmions in oxide superlattices to uncover topological phase diagrams and enable energy-efficient electronic.

Ongoing

High-Density Energy Storage

Team: Chhavi Rastogi, Subhasish Biswas

Investigating field-driven phase transitions in antiferroelectrics and high entropy materials to achieve high-energy-density capacitors and efficient energy storage solutions.

Ongoing

Molecular Ferroelectrics

Team: KM Srishti Barnwal, Aryan Keshri, Sunil Kumar

Developing lightweight, flexible ferroelectric materials with tunable polarization for sustainable electronics, flexible devices, and bio-integrated applications

Ongoing

Neuromorphic Computing

Team: Sadanand Powar, Aryan Keshri, Mohit Tanwani, Chhavi Rastogi, Neeraj

Creating brain-inspired computing devices using oxides, nitro-oxides that adapt and learn like synapses.

Ongoing

Ultra-High Tunable Capacitor

Team: Garima Kaura, Kavita, Rashmi

Investigating field-driven phase transitions in antiferroelectrics and high entropy materials to achieve high-energy-density capacitors and efficient energy storage solutions.

Ongoing

Collaboration

Working together to advance scientific knowledge

University of California, Berkeley

Collaborative research on polar skyrmions in oxide superlattices, exploring their formation, stability, and dynamic behavior. Joint efforts aim to uncover fundamental physics and potential device applications of these topological states.

CRISMAT Laboratory, France

Collaborative research on magnetism in complex oxides and advanced transmission electron microscopy (TEM) studies to probe atomic-scale interfaces

Zhejiang University, China

Collaborative research on phase-field simulations of ferroelectric and polar topologies, providing insights into domain evolution, stability, and switching dynamics. These efforts complement experiments by enabling predictive modeling of complex ferroic systems

University of Arkansas, USA

Our Collaboration focus on Leveraging Density Functional Theory (DFT) and theoretical modeling to predict material properties, guide experiments, and uncover fundamental mechanisms in complex systems.

Shenyang National Laboratory, China

Collaborative research focusing on Utilizing advanced Transmission Electron Microscopy (TEM) to resolve atomic-scale structure, interfaces, and domain configurations in complex oxide

Pennsylvania State University, USA

Collaboration focus: Exploring Second Harmonic Generation (SHG) to investigate symmetry, interfacial phenomena, and polar ordering in functional materials.

Rice University, USA

Collaborative research on relaxor ferroelectrics, focusing on polar nanoregions, dielectric response, and functional properties for energy and electronic applications.

University of Oklahoma, USA

Collaborative research using Rutherford Backscattering Spectrometry (RBS) for compositional and depth profiling of thin films and also on designing and characterizing high-mobility semiconductors for advanced electronic.

Universite Paris-saclay, France

Collaborative research on the epitaxial growth of complex nitride thin films, focusing on stoichiometry control, vacancy engineering, and integration with functional oxides.

Sun Yat-sen University, China

Collaborative work on understanding oxygen and nitrogen vacancy formation, their thermodynamic stability, and their role in tuning electronic and ferroic properties of complex oxides and nitrides.

Ajou University, Republic of Korea

Collaborative studies on memristive transport and polarization dynamics, enabling hardware-level neuromorphic computation through nanoscale electrical and ferroelectric measurements

IISER Mohali, India

Joint exploration of non-collinear spin textures and their interplay with quantum oscillations in correlated oxide heterostructures, uncovering emergent magnetic and electronic phenomena.

Desy, Germany

Collaboration on synchrotron-based X-ray scattering and spectroscopy experiments, enabling nanoscale insights into non-collinear spin textures and complex oxide interfaces.