Advanced Fields of Research

Computational Condensed Matter Physics Using Density Functional Theory (DFT): The research focuses on advanced computational methodologies to study and predict material properties using Density Functional Theory (DFT). Employing tools like the WIEN2k software, cubic-elastic, IRelast, BoltzTraP, Wien2Wannier, BerryPI, SKEAF, Crystal Field Parameters (CFP) ; see also the note by Prof. Pavel Novak , informative talk , and quick guide , TRIQS, DFT+eDMFT, and PhonoPy. A wide range of condensed matter phenomena are explored. These include structural, electronic, magnetic, optical, mechanical, and thermodynamic properties of materials, with applications spanning spintronics, multiferroics, energy materials, and quantum systems.

• Thermodynamic and Magnetic Properties: In-depth investigations into rare-earth compounds, such as Tm³⁺ in LiTmF₄, have uncovered temperature-dependent behaviors and magnetic dynamics. These insights are essential for developing magnetic materials with applications in spintronics, quantum computing, and data storage technologies. [Phys. Rev. B 110, 054440 (2024)]
• Elastic and Mechanical Properties: Research into materials like antiferromagnetic UX₂ (X = P, As, Sb) has focused on pressure-dependent mechanical properties and elastic constants. This knowledge supports structural applications in aerospace, construction, and high-pressure environments. [Comput. Mater. Sci. 95, 592 (2014)]
• Hyperfine Interactions and Electric Field Gradients: Detailed studies on electric field gradients in rare-earth compounds like CeIn₃ and RSn₃ have provided a deeper understanding of hyperfine interactions. These findings are critical for nuclear magnetic resonance (NMR) studies and applications in precision spectroscopy. [Phys. Rev. B 66, 195103 (2002)]
• Nanostructures and Quantum Materials: Research on nanostructures, including thin films, nanowires, quantum dots, and C₆₀, explores their unique electronic and optical properties. These studies enable advances in nanotechnology, such as next-generation sensors, photovoltaic cells, and medical diagnostics. [Comput. Mater. Sci. 164, 205 (2019)]
• Strongly Correlated Systems: Studies of heavy fermion compounds like CeIn₃ reveal quantum effects and electronic localization under pressure. These findings drive innovations in superconductors and quantum devices. [Sci. Rep. 6, 31734 (2016)]
• Multiferroics and Magnetoelectric Coupling: Research into materials like BiFeO₃, doped with Ba and F, has led to enhanced magnetic, structural, and optical properties. These findings are crucial for multifunctional applications in energy harvesting and smart actuators. [Phys. Rev. B 106, 115205 (2022)]
• Optical and Electronic Properties: Analyses of hybrid perovskites and other advanced materials have revealed their excitonic and electronic behavior, making them key to next-generation solar cells and optoelectronic devices. [RSC Adv. 5, 55088 (2015)]
• Transport Properties and Thermoelectrics: Investigations into the thermoelectric properties of materials like CeRhIn₅ have optimized designs for renewable energy systems. Advanced computational tools such as BoltzTraP have modeled their transport behaviors. [RSC Adv. 9, 36182 (2019)]
• Predictive Theoretical Models: Novel methods for predicting spontaneous electric polarization in metals have broadened the understanding of polarization phenomena, impacting the design of advanced materials for electronics. [Sci. Rep. 14, 672 (2024)]
• Crystal Field and Multiplet Splitting: Studies on lithium rare-earth tetrafluorides have enhanced knowledge of crystal field parameters and their effects on magnetic and optical properties, informing the development of specialized materials for lasers and other photonic applications. [Phys. Rev. B 102, 045120 (2020)]
• Topological Analysis: Advanced exploration of topological properties in compounds like CeMIn₅ (M = Co, Rh) has provided critical insights into electron density and band structure, supporting breakthroughs in quantum computing and advanced materials. [Comput. Mater. Sci. 164, 205 (2019)]
• Applications of Density Functional Theory (DFT): Extensive utilization of DFT tools, including WIEN2k and BoltzTraP, has enabled precise predictions and analyses of material properties. This computational approach bridges theory and real-world applications across multiple domains. [WIEN2k Website]

For the full list of publications and downloadable resources, please visit the Publications Page .

For more publications, visit the Publications Page.