63 citations · 222 across the 9 of their papers we have counts for
9 papers
A machine learning approach to predict the structural and magnetic properties of Heusler alloy families
Srimanta Mitra, Aquil Ahmad, Sajib Biswas +1
Random forest (RF) regression model is used to predict the lattice constant, magnetic moment and formation energies of full Heusler alloys, half Heusler alloys, inverse Heusler all…
First-principles calculations and experimental studies on Co2FeGe Heusler alloy nanoparticles for spintronics applications
Aquil Ahmad, S. K. Srivastava, A. K. Das
Here, we report the synthesis and physical properties of Co2FeGe (CFG) Heusler alloy (HA) nanoparticles (NPs). The NPs of size 23 nm are prepared using the co-precipitation method.…
Structural, magnetic, and magnetocaloric properties of Fe2CoAl Heusler nanoalloy
Aquil Ahmad, Srimanta Mitra, S. K. Srivastava +1
Spherical nanoparticles (NPs) of size 14 nm, made of intermetallic Fe2CoAl (FCA) Heusler alloy, are synthesized via the co-precipitation and thermal deoxidization method. X-ray dif…
Investigation on structural, electronic and magnetic properties of Co2FeGe Heusler alloy: experiment and theory
Srimanta Mitra, Aquil Ahmad, Shamik Chakrabarti +2
Experimental and computational studies were performed on Co2FeGe Heusler alloy. It was found that the alloy has very high experimental magnetic moment of 6.1 muB/f.u., curie temper…
Phase stability and the effect of lattice distortions on electronic properties and half-metallic ferromagnetism of Co2FeAl Heusler alloy: An ab initio study
Aquil Ahmad, S. K. Srivastava, A. K. Das
Density functional theory calculations within the generalized gradient approximation are employed to study the ground state of Co2FeAl. Various magnetic configurations are consider…
Size-Dependent Structural and Magnetic Properties of Disordered Co2FeAl Heusler Alloy Nanoparticles
Aquil Ahmad, Srimanta Mitra, S. K. Srivastava +1
Co2FeAl (CFA) nanoparticles (NPs) of different sizes were synthesized by chemical route. The effect of the size of NPs upon the structure and magnetization compared to its bulk cou…
Giant magnetocaloric effect in Co2FeAl Heusler alloy nanoparticles
Aquil Ahmad, Srimanta Mitra, S. K. Srivastava +1
A giant magnetocaloric effect across the ferromagnetic (FM) to paramagnetic (PM) phase transition was observed in chemically synthesized Co2FeAl Heusler alloy nanoparticles with a…
Effect of L21 and XA ordering on phase stability, half-metallicity and magnetism of Co2FeAl Heusler Alloy: GGA and GGA+U approach
Aquil Ahmad, S. K. Srivastava, A. K. Das
The generalized gradient approximation (GGA) scheme in the first-principles calculations are used to study the effect of L21 and XA ordering on the phase stability, half-metallicit…
Competition of L21 and XA Ordering in Fe2CoAl Heusler Alloy: A First-Principles Study
Aquil Ahmad, S. K. Srivastava, A. K. Das
The physical properties of Fe2CoAl (FCA) Heusler alloy are systematically investigated using the first-principles calculations within generalized gradient approximation (GGA) and G…