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Page 1
Thermal Hysteresis and Ordering Behavior of Magnetic Skyrmion Lattices.
McCray ARC, Li Y, Basnet R, Pandey K, Hu J, Phelan DP, Ma X, Petford-Long AK, Phatak C. McCray ARC, et al. Nano Lett. 2022 Oct 12;22(19):7804-7810. doi: 10.1021/acs.nanolett.2c02275. Epub 2022 Sep 21. Nano Lett. 2022. PMID: 36129969
Here, we show, by real-space imaging using in situ cryo-Lorentz transmission electron microscopy coupled with machine learning image analysis, the ordering behavior of Neel skyrmion lattices in van der Waals Fe(3)GeTe(2). We demonstrate a distinct change in the skyrmion si …
Here, we show, by real-space imaging using in situ cryo-Lorentz transmission electron microscopy coupled with machine learning image analysi …
Surface modified iron-oxide based engineered nanomaterials for hyperthermia therapy of cancer cells.
Mehak, Thummer RP, Pandey LM. Mehak, et al. Biotechnol Genet Eng Rev. 2023 Jan 29:1-47. doi: 10.1080/02648725.2023.2169370. Online ahead of print. Biotechnol Genet Eng Rev. 2023. PMID: 36710396 Review.
Majorly, three heating mechanisms are exhibited by magnetic nanomaterials: Neel relaxation, Brownian relaxation, and hysteresis losses. In SPIONs, Neel and Brownian relaxations dominate, whereas hysteric losses are negligible. ...
Majorly, three heating mechanisms are exhibited by magnetic nanomaterials: Neel relaxation, Brownian relaxation, and hysteresis losse …
Ba(1-x)K(x)Mn2As2: an antiferromagnetic local-moment metal.
Pandey A, Dhaka RS, Lamsal J, Lee Y, Anand VK, Kreyssig A, Heitmann TW, McQueeney RJ, Goldman AI, Harmon BN, Kaminski A, Johnston DC. Pandey A, et al. Phys Rev Lett. 2012 Feb 24;108(8):087005. doi: 10.1103/PhysRevLett.108.087005. Epub 2012 Feb 23. Phys Rev Lett. 2012. PMID: 22463561
The compound BaMn2As2 with the tetragonal ThCr2Si2 structure is a local-moment antiferromagnetic insulator with a Neel temperature T(N)=625 K and a large ordered moment mu=3.9mu(B)/Mn. ...
The compound BaMn2As2 with the tetragonal ThCr2Si2 structure is a local-moment antiferromagnetic insulator with a Neel temperature T( …
Properties of nanocrystalline Fe75Si15M10 (M-Cr and Al) powders prepared by mechanical alloying.
Kalita MP, Perumal A, Srinivasan A, Pandey B, Verma HC. Kalita MP, et al. J Nanosci Nanotechnol. 2008 Aug;8(8):4314-7. doi: 10.1166/jnn.2008.an52. J Nanosci Nanotechnol. 2008. PMID: 19049224
The evolution of a non-equilibrium solid solution and the resulting magnetic properties of nanocrystalline powders are explained on the basis of Neel theory and modified random anisotropy model proposed by Shen et al....
The evolution of a non-equilibrium solid solution and the resulting magnetic properties of nanocrystalline powders are explained on the basi …
Collinear antiferromagnetism in trigonal SrMn2As2 revealed by single-crystal neutron diffraction.
Das P, Sangeetha NS, Pandey A, Benson ZA, Heitmann TW, Johnston DC, Goldman AI, Kreyssig A. Das P, et al. J Phys Condens Matter. 2017 Jan 25;29(3):035802. doi: 10.1088/0953-8984/29/3/035802. Epub 2016 Nov 15. J Phys Condens Matter. 2017. PMID: 27845919
Single-crystal neutron diffraction measurements on SrMn(2)As(2) demonstrate that the Mn moments are ordered in a collinear Neel AFM phase with [Formula: see text] AFM alignment between a moment and all nearest neighbor moments in the basal plane and also perpendicular to i …
Single-crystal neutron diffraction measurements on SrMn(2)As(2) demonstrate that the Mn moments are ordered in a collinear Neel AFM p …
Coexistence of half-metallic itinerant ferromagnetism with local-moment antiferromagnetism in Ba0.60K0.40Mn2As2.
Pandey A, Ueland BG, Yeninas S, Kreyssig A, Sapkota A, Zhao Y, Helton JS, Lynn JW, McQueeney RJ, Furukawa Y, Goldman AI, Johnston DC. Pandey A, et al. Phys Rev Lett. 2013 Jul 26;111(4):047001. doi: 10.1103/PhysRevLett.111.047001. Epub 2013 Jul 22. Phys Rev Lett. 2013. PMID: 23931395
Magnetization, nuclear magnetic resonance, high-resolution x-ray diffraction, and magnetic field-dependent neutron diffraction measurements reveal a novel magnetic ground state of Ba0.60K0.40Mn2As2 in which itinerant ferromagnetism (FM) below a Curie temperature TC100 K arising f …
Magnetization, nuclear magnetic resonance, high-resolution x-ray diffraction, and magnetic field-dependent neutron diffraction measurements …