English
Related papers

Related papers: NiTi Single Crystal Growth by Micro-Pulling-Down M…

200 papers

Properties of transition metal (TM) doped single wall (8,0) SiC nanotube is investigated using first principles density functional theory as implemented within quantum espresso code. The properties studied are electronic, optical, and…

Materials Science · Physics 2022-05-20 A. T. Mulatu , K. N. Nigussa , L. D. Deja

Metallic transition metal dichalcogenides (TMDs) have exhibited various exotic physical properties and hold the promise of novel optoelectronic and topological devices applications. However, the synthesis of metallic TMDs is based on…

Ni$_3$In$_2$S$_2$ is the most recent entrant into the family of topological insulator (TI) materials, the same exhibits very high MR in a low-temperature regime. Here, we report the crystal growth, the structural, micro-structural, and…

Mesoscale and Nanoscale Physics · Physics 2023-12-06 Kapil Kumar , Yogesh Kumar , V. P. S. Awana

We report a process to fabricate carbon nanotubes (CNT) by chemical vapor deposition at predetermined location. This process was enabled by patterning catalyst nanoparticles directly on silicon substrates with nanometer-scale precision…

Materials Science · Physics 2010-10-01 Irma Kuljanishvili , Dmitriy A. Dikin , Sergey Rozhok , Scott Mayle , Venkat Chandrasekhar

Dry etching techniques, ubiquitous in microelectronics fabrication, often result in challenging levels of undesired collateral plasma-induced damage. In this work, we demonstrate a wet etching alternative for the patterning of niobium (Nb)…

The strong structure-property coupling in rare-earth nickelates has spurred the realization of new quantum phases in rapid succession. Recently, topotactic transformations have provided a new platform for the controlled creation of oxygen…

The potential utilization of two-stage sintering for the production of highly dense and pure nickel diniobate (Ni4Nb2O9) ceramics with low firing temperature was demonstrated. Effects of designed sintering conditions on phase formation,…

Materials Science · Physics 2016-09-21 Orawan Khamman , Jiraporn Jainumpone , Anucha Watcharapasorn , Supon Ananta

The unique surface edge states make topological insulators a primary focus among different applications. In this article, we synthesized a large single crystal of Niobium(Nb)-doped Bi2Se3 topological insulator (TI) with a formula…

Materials Science · Physics 2020-07-01 Prince Sharma1 , M. M Sharma , Mahesh Kumar , V. P. S Awana

Scaling superconducting digital circuits requires fundamental changes in the current material set and fabrication process. The transition to 300 mm wafers and the implementation of advanced lithography are instrumental in facilitating…

We demonstrate the preparation of large, free standing iron pnictide single crystals with a size up to 20 x 10 x 1 mm3 using solvents in zirconia crucibles under argon atmosphere. Transport and magnetic properties are investigated to study…

Superconductivity · Physics 2011-08-11 G. L. Sun , D. L. Sun , M. Konuma , P. Popovich , A. Boris , J. B. Peng , K. -Y. Choi , P. Lemmens , C. T. Lin

Tensile stress-strain behavior of Ni57.5Mn22.5Ga20.0 single crystal exhibiting a high-temperature 2M-martensitic phase stable up to 360\degree C has been studied in the course of thermal and mechanical cycling. The ultra-large reversible…

Materials Science · Physics 2012-02-01 V. A. Chernenko , E. Villa , V. A. Lvov , S. Besseghini , J. M. Barandiaran

To investigate excess-hydrolysis of titanium alkoxides, TiO2 powders were fabricated from titanium-tetra-isopropoxide using 6:1 and 100:1 H2O:Ti (r) ratios. Powders were dried and fired at a range of temperatures ( up to 800 C).…

Materials Science · Physics 2014-10-31 Dorian A. H. Hanaor , Ilkay Chironi , Inna Karatchevtseva , Gerry Triani , Charles C. Sorrell

Nanophotonic devices with moir\'e superlattice is currently attracting broad interest due to the unique periodicity and high efficiency control of photons. Till now, experimental investigations mainly focus on the single layer device, i.e.,…

Optics · Physics 2025-03-07 Qing Wang , Yuhang Li , Shaofeng Wang , Shuo Cao , Xiulai Xu , Chenjiang Qian

Nucleation of a solid in solid is initiated by the appearance of distinct dynamical heterogeneities, consisting of `active' particles whose trajectories show an abrupt transition from ballistic to diffusive, coincident with the…

Materials Science · Physics 2010-01-21 Surajit Sengupta , Jayee Bhattacharya , Madan Rao

Single crystal growth is a widely explored method of synthesizing materials in the solid state. The last few decades have seen significant improvements in the techniques used to synthesize single crystals, but there has been comparatively…

Materials Science · Physics 2022-09-21 Tanya Berry , Nicholas Ng , Tyrel M. McQueen

Many plastic crystals, molecular solids with long-range, center-of-mass crystalline order but dynamic disorder of the molecular orientations, are known to exhibit exceptionally high ionic conductivity. This makes them promising candidates…

Disordered Systems and Neural Networks · Physics 2019-06-28 D. Reuter , P. Lunkenheimer , A. Loidl

Miniaturizing nonlinear optical components is essential for integrating advanced light manipulation into compact photonic devices, enabling scalable and cost-effective applications. While monocrystalline lithium niobate thin films advance…

Nanoscale photonic crystal cavity optomechanical devices enable detection of nanomechanical phenomena with a sensitivity sufficient to observe quantum effects. Here we present the design of a one-dimensional air-mode photonic crystal cavity…

Optics · Physics 2019-05-10 Chris Healey , Hamidreza Kaviani , Paul E. Barclay

Chemical vapour deposition (CVD) grown nanocrystalline diamond is an attractive material for the fabrication of devices. For some device architectures, optimisation of its growth on silicon nitride is essential. Here, the effects of three…

MnMX (M = Co or Ni, X = Si or Ge) alloys, experiencing structural transformation between Ni2In-type hexagonal and TiNiSi-type orthorhombic phases, attract considerable attention due to their potential applications as room-temperature solid…

Materials Science · Physics 2021-08-03 Tingting Zhang , Yuanyuan Gong , Bin Wang , Dongyu Cen , Feng Xu
‹ Prev 1 8 9 10 Next ›