302 citations · 809 across the 17 of their papers we have counts for
17 papers
Monolayer MoS2 field effect transistor with low Schottky barrier height with ferromagnetic metal contacts
Sachin Gupta, F. Rortais, R. Ohshima +4
Two-dimensional MoS2 has emerged as promising material for nanoelectronics and spintronics due to its exotic properties. However, high contact resistance at metal semiconductor MoS…
Magnetic and transport properties of Sb2Te3 doped with high concentration of Cr
Sachin Gupta, Shun Kanai, Fumihiro Matsukura +1
We report on molecular beam epitaxy and properties of a magnetic topological insulator, Cr doped Sb2Te3. The composition analysis reveals that Cr replaces Sb site, and x-ray diffra…
Competing magnetic and spin gap-less semiconducting behaviour in fully compensated ferrimagnet CrVTiAl: Theory and Experiment
Y. Venkateswara, Sachin Gupta, S. Shanmukharao Samatham +4
We report the structural, magnetic and transport properties of polycrystalline CrVTiAl alloy along with first principles calculations. It crystallizes in the LiMgPdSn type structur…
Topologically nontrivial electronic states in CaSn
Sunny Gupta, Rinkle Juneja, Ravindra Shinde +1
Based on the first-principles calculations, we theoretically propose topologically non-trivial states in a recently experimentally discovered superconducting material CaSn. Whe…
Electronic structure, magnetism and antisite disorder in CoFeCrGe and CoMnCrAl quaternary Heusler alloys
Enamullah, Y. Venkateswara, Sachin Gupta +4
We present a combined theoretical and experimental study of two quaternary Heusler alloys CoFeCrGe (CFCG) and CoMnCrAl (CMCA), promising candidates for spintronics applications. Ma…
RRhGe (R=Tb, Dy, Er, Tm): An experimental and theoretical study
Sachin Gupta, K. G. Suresh, A. K. Nigam +1
RRhGe (R=Tb, Dy, Er, Tm) compounds have been studied by a number of experimental probes and theoretical ab initio calculations. These compounds show very interesting magnetic and e…
Experimental and theoretical investigations on magnetic and related properties of ErRuSi
Sachin Gupta, A. Das, K. G. Suresh +4
We report experimental and theoretical studies of magnetic and related properties of ErRuSi compound. Various experimental techniques such as neutron diffraction, magnetization, ma…
A comparative study of HoSn1.1Ge0.9 and DySn1.1Ge0.9 compounds using magnetic, magneto-thermal and magneto-transport measurements
Sachin Gupta, V. R. Reddy, G. S. Okram +1
Polycrystalline HoSn1.1Ge0.9 and DySn1.1Ge0.9 compounds have been studied by means of different experimental probes. Both the compounds are antiferromagnetic and show metamagnetic…
Correlations among magnetic, magnetocaloric and magneto-transport properties in HoNiSi
Sachin Gupta, K. G. Suresh
Magnetic, magnetocaloric and magneto-transport properties of polycrystalline HoNiSi have been studied. The compound crystallizes in orthorhombic crystal structure and orders antife…
Review on magnetic and related properties of RTX compounds
Sachin Gupta, K. G. Suresh
RTX (R=rare earths, T= 3d/4d/5d, transition metals such as Sc, Ti, Mn, Fe, Co, Ni, Cu, Ru, Rh, Pd, Ag, Os, Ir, Pt, Au, and X=p-block elements such as Al, Ga, In, Si, Ge, Sn, As, Sb…
Field induced large magnetocaloric effect and magnetoresistance in ErNiSi
Sachin Gupta, R. Rawat, K. G. Suresh
Large magnetocaloric effect (MCE) and magnetoresistance (MR) together with negligible hysteresis loss has been observed in ErNiSi compound, which undergoes metamagnetic transition…
Interplay between magnetism and magnetocaloric effect in NdCuSi
Sachin Gupta, K. G. Suresh1, A. K. Nigam
We report the magnetic, thermal, magnetocaloric and transport properties of polycrystalline NdCuSi. The compound shows a weak antiferromagnetic ordering, as confirmed by different…
Observation of giant magnetocaloric effect in HoCoSi
Sachin Gupta, K. G. Suresh
We report the magnetic and magnetocaloric properties of HoCoSi, which shows second order ferro-para magnetic transition at 14 K. It is found to exhibit a large magnetic entropy cha…
Observation of large positive magnetoresistance and its sign reversal in GdRhGe
Sachin Gupta, K. G. Suresh, A. K. Nigam
Magnetic properties, heat capacity and magnetoresistance (MR) of polycrystalline GdRhGe are investigated. It shows two antiferromagnetic transitions, one at T1=31.8 K and the other…
Change in the order of magnetic transition in HoRhGe as probed by magnetoresistance and magnetocaloric studies
Sachin B. Gupta, K. G. Suresh, A. K. Nigam
Magnetoresistance and magnetocaloric properties of polycrystalline HoRhGe have been studied. This compound orders antiferromagnetically with a Neel temperature (TN) of 5.5 K and un…
Magnetic, magnetocaloric and transport properties of HoRuSi compound
Sachin B. Gupta, K. G. Suresh, A. K. Nigam
Magnetic, thermal, magnetocaloric and transport properties of polycrystalline HoRuSi have been studied. It was found that the compound shows magnetic transitions at T1=18 K and T2=…
Magnetic, magnetocaloric and magnetotransport properties of RSn_{1+x}Ge_{1-x} compounds (R=Gd, Tb, Er; x=0.1)
Sachin B. Gupta, K. G. Suresh, A. K. Nigam
We have studied the magnetic, magnetocaloric and magnetotransport properties of RSn1+xGe1-x(R=Gd, Tb, Er; x=0.1) series by means of magnetization, heat capacity and resistivity mea…