Best Researcher Award

Jai Dev is an Indian experimental condensed matter physicist affiliated with the CSIR–National Physical Laboratory (NPL), New Delhi, and a doctoral researcher at the Academy of Scientific and Innovative Research (AcSIR). His research focuses on multifunctional magnetic materials, topological transport phenomena, magnetocaloric effects, giant magnetoresistance, skyrmionic spin textures, and thin-film spintronic systems. Through extensive experimental investigations on modified Mn₂Sb-based compounds and related magnetic materials, he has contributed to advancing the understanding of magnetic anisotropy, topological Hall effects, and device-oriented magnetic functionalities.[1]

Abstract

Jai Dev’s research centers on the synthesis, characterization, and functional understanding of magnetic materials exhibiting technologically relevant properties. His doctoral investigations emphasize modified Mn₂Sb systems, topological transport phenomena, giant magnetoresistance, magnetocaloric effects, and ferrimagnetic spin textures. By combining advanced crystal growth techniques, magnetic characterization tools, and transport measurements, he has contributed to understanding the relationship between crystal structure, magnetic interactions, and electronic transport. His work extends toward thin-film architectures for next-generation spintronic applications, including racetrack memory, neuromorphic computing, and skyrmion-based devices.[2]

Keywords

Condensed Matter Physics, Spintronics, Magnetocaloric Effect, Giant Magnetoresistance, Topological Hall Effect, Ferrimagnetism, Magnetic Anisotropy, Skyrmions, Functional Materials, Thin Films, Magnetic Refrigeration, Magnetic Sensors, Chiral Spin Textures, Magnetotransport, Mn₂Sb Compounds.

Introduction

The development of multifunctional magnetic materials remains a major area of contemporary condensed matter research because of their potential applications in information storage, sensing technologies, refrigeration, and energy-efficient computing. Jai Dev has focused his academic career on understanding the fundamental magnetic and electronic behaviors of intermetallic compounds and related systems. His research addresses important scientific questions regarding magnetic phase transitions, anisotropic transport, topological spin textures, and magnetically driven functionalities that can support future device technologies.[3]

Research Profile

As a doctoral researcher at AcSIR and CSIR–NPL, Jai Dev has developed expertise across the complete experimental materials research cycle, including crystal growth, thin-film fabrication, structural characterization, magnetic measurements, and transport analysis. His technical competencies include operation of PPMS, MPMS, SQUID magnetometers, Raman spectroscopy systems, thermal evaporation units, X-ray diffraction instruments, and advanced materials synthesis facilities.[4]

His scientific interests encompass interface magnetism, skyrmion stabilization, chiral magnetic interactions, anisotropic magnetotransport, permanent magnets, magnetic refrigeration, and multifunctional materials. Through both bulk and thin-film studies, he investigates mechanisms that govern magnetic ordering and transport signatures in technologically relevant systems.[4]

Research Contributions

• Investigated giant magnetoresistance and coercivity evolution in modified MnZnSb systems through processing-controlled magnetic engineering.
• Reported coexistence and tunability of conventional and inverse magnetocaloric effects in Ge-modified MnZnSb single crystals.
• Studied asymmetric magnetoresistance and topological Hall effect signatures associated with non-trivial spin textures.
• Contributed to thin-film investigations of magnetic Heusler compounds exhibiting weak anti-localization and magnetotransport phenomena.
• Advanced understanding of ferrimagnetic materials exhibiting finite spin chirality and topological transport responses.
• Expanded research toward skyrmion-based spintronic devices, neuromorphic architectures, and next-generation memory technologies.

Publications

Jai Dev has authored and co-authored numerous peer-reviewed publications in internationally recognized journals including Physica Status Solidi A, Physica Status Solidi B, ACS Applied Electronic Materials, Journal of Magnetism and Magnetic Materials, Journal of the American Ceramic Society, and the Journal of the Australian Ceramic Society. His publications collectively address magnetic phase transitions, magnetocaloric behavior, topological transport, ferrimagnetism, thin-film magnetism, and multifunctional magnetic materials.[5]

• Material Processing–Driven Evolution of Magnetic Coercivity and Magnetoresistance in Mn2-xZnxSb0.9Bi0.1 Compounds (2026).
• Tuning of Conventional and Inverse Magnetocaloric Effect Coexistence in Ge‐Modified MnZnSb Single Crystal (2025).
• Asymmetric Magnetoresistance and Topological Hall Effect in MnZnSb Single Crystal (2025).
• Pd-Doped RuO2 as a Battery–Supercapacitor Hybrid Electrode (2024).
• Weak Anti-localization and Magnetotransport in Disordered Mn2Ni1.6Sn0.4 Thin Films (2024).

Research Impact

The research portfolio of Jai Dev contributes to the growing international effort to develop advanced magnetic materials for future information technologies and energy-efficient devices. His studies on topological Hall effects, skyrmion-related phenomena, and magnetocaloric materials provide valuable experimental insights into fundamental magnetic interactions while also addressing practical technological applications. His participation in major scientific conferences, including the Joint MMM–Intermag Conference in the United States, further demonstrates active engagement with the global magnetism research community.[3]

Award Suitability

Jai Dev demonstrates strong qualifications for recognition under emerging researcher and research excellence award categories. His accomplishments include successful doctoral research, multiple peer-reviewed publications, advanced expertise in materials synthesis and characterization, and contributions to the understanding of topological magnetic phenomena. The combination of fundamental scientific discoveries and application-oriented research in spintronics, magnetic refrigeration, and sensor technologies supports his suitability for academic recognition programs focused on innovation and future technological impact.[4]

Conclusion

Jai Dev represents a new generation of condensed matter physicists working at the intersection of fundamental magnetism and emerging device technologies. His research contributions in multifunctional magnetic materials, topological transport phenomena, and spintronic architectures highlight a sustained commitment to scientific advancement. Through continued exploration of skyrmions, chiral magnetic interactions, and thin-film systems, his work is positioned to contribute meaningfully to future developments in memory technologies, neuromorphic computing, sensors, and sustainable electronic devices.[5]

External Links

• Scopus Author Profile

References

1. CSIR–National Physical Laboratory and AcSIR. Research profile and doctoral research activities of Jai Dev.
2. Jai Dev et al. Publications related to multifunctional magnetic materials, magnetocaloric effects, and topological transport phenomena.
3. AcSIR Doctoral Thesis. Single Crystal Growth and Characterization of Multifunctional Modified-Mn2Sb Compounds.
4. Research expertise, instrumentation experience, and materials synthesis capabilities documented in the academic profile.
5. Selected publications in Physica Status Solidi, ACS Applied Electronic Materials, and Journal of Magnetism and Magnetic Materials.