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crystal field » crystal film (Expand Search), crystal fibers (Expand Search), crystal fiber (Expand Search)
crystal rod » crystal rods (Expand Search), crystal cvd (Expand Search), crystal made (Expand Search)
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41
Anisotropy of the zigzag order in the Kitaev honeycomb magnet α-RuBr3
Published 2024“…The torque for field rotated in the honeycomb plane has a clear six-fold periodicity with a saw-tooth shape, reflecting the three-fold symmetry of the crystal structure and stabilization of different zigzag domains depending on the field orientation, with a torque amplitude that follows an order parameter form inside the zigzag phase. …”
Journal article -
42
Diffusion of polyethylene oxide in montmorillonite : single molecule study of polymer nanocomposite
Published 2009“…In the absence of MMT, crystallization of PEO occurred. PEO moved faster in the amorphous region but it moved slowly near the crystal as reflected by the comparison of diffusion coefficient in both regions. …”
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Final Year Project (FYP) -
43
Synthesis and optical study of lead halide perovskites for opto-electronic applications
Published 2018“…By carefully design experiment and sample fabrication, I were able to achieve net laser cooling in the material and substantially extend the toolbox for future application of the field. In conclusion, my thesis presented a complete study on high quality single crystal lead halide perovskites. …”
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Thesis -
44
Terahertz spectroscopy
Published 2020“…Terahertz wave has drawn many attentions in the industry as its non-ionising properties provide a lot of advantages in biomedical field and security screening. Therefore, it is worthwhile to investigate methods for generating intense THz signals under laboratory conditions. …”
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Final Year Project (FYP) -
45
Multi-photon interference phenomena
Published 2019“…To realise these experiments, I developed a new method based on a spatial light modulator to excite large modes in photonic crystals.</p>…”
Thesis -
46
Oxide nanoceramics and nanocomposites from nanopowders of metallic precursors
Published 2014“…The morphology of the final product will be analyze by field emission scanning electron microscopy (FESEM), whereas the crystal structure can be done using X-ray diffraction (XRD).…”
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Final Year Project (FYP) -
47
Soil solution compositions and mineralogy of some active acid sulfate soils in Malaysia as affected by laboratory incubation with lime
Published 1991“…It was observed that jarosite crystal size was about 1 μm. This jarosite is believed to form via chemical precipitation in the solution containing sufficient activities of Al3+, K+, Fe3+, and SO42−. …”
Article -
48
Studying the pyroelectric effects of LiNbO3 modified composites
Published 2021“…However, LN crystal suffers from fragility, inflexibility, and other mechanical properties, which limit its suitability for many applications in various fields. …”
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Journal Article -
49
Structural and magnetic interplay in multiferroic Ho₀.₅Nd₀.₅Fe₃(BO₃)₄
Published 2023“…By utilizing temperature-dependent synchrotron x-ray powder diffraction, we report here the observation of structural phase transition, i.e., the lowering of crystal symmetry from R32 to P3121 below TN in Ho0.5Nd0.5Fe3(BO3)4, which is further confirmed by single-crystal x-ray diffraction measurements as well as substantiated by dielectric and Raman spectroscopic results. …”
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Journal Article -
50
Indications of surface-dominated transport in single crystalline nanoflake devices of topological insulator Bi_{1.5}Sb_{0.5}Te_{1.8}Se_{1.2}
Published 2013“…Using a standard back gate with SiO2 as a dielectric layer, a pronounced ambipolar electric field effect was observed in devices fabricated with 100–200 nm thick flakes.Moreover, angle-dependent magnetoresistances of a nanoflake device with a thickness of 596 nanometers are fitted to a universal curve for the perpendicular component of the applied magnetic field. …”
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Journal Article -
51
X-ray peak broadening and strain-driven preferred orientations of pure and Al-doped ZnO nanoparticles prepared by a green gelatin-based sol-gel method
Published 2024“…The structure of the prepared samples was examined by X-ray diffraction (XRD) and field emission electron microscopy (FESEM). The results showed a hexagonal structure and spherical shape for the samples. …”
Article -
52
Single-Shot Quantitative Polarization Imaging of Complex Birefringent Structure Dynamics
Published 2024“…We demonstrate that PSIM can quantify the dynamics of a flowing lyotropic chromonic liquid crystal in a microfluidic channel at an imaging speed of 506 frames per second (only limited by the camera frame rate), with a field-of-view of up to 350 × 350 μm2 and a diffraction-limit spatial resolution of ~2 μm. …”
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Article -
53
Continuous terahertz emission from dipolaritons
Published 2017“…In this way, we achieve continuous and tunable emission in the THz range in a compact single-crystal device. We show that the emission frequency can be tuned in a certain range by varying an applied electric field and pumping conditions. …”
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Journal Article -
54
Synthesis of heavy cyanide analogs for the design of novel Prussian blue analogs
Published 2023“…In order to provide illustrative points of comparison, analogous metal complexes bearing various strong-field ligands are also synthesized and analyzed using the same approach.…”
Thesis -
55
Enhanced ferromagnetism of ZnO@Co/Ni hybrid core@shell nanowires grown by electrochemical deposition method
Published 2019“…In this article, we investigated the morphology, crystal structure and ferromagnetism of the ZnO@Co/Ni hybrid core@shell NWs prepared by a facile electrochemical deposition method. …”
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Journal Article -
56
The development of lead-less perovskite materials for the photovoltaic application
Published 2021“…In these two lead-free perovskite systems, various inorganic or small organic cations were utilized in combination with the lead-free metallic cations and iodic anions to selectively tailor the crystal structure, band edge position, and ambient and thermal stabilities of the resulting perovskites. …”
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Thesis-Doctor of Philosophy -
57
Skyrmion-driven topological Hall effect in a Shastry-Sutherland magnet
Published 2023“…Our results, employing complementary Monte Carlo simulations and a novel machine learning analysis to investigate the magnetic phases, provide evidence for field-driven skyrmion crystal formation for an extended range of Hamiltonian parameters. …”
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Journal Article -
58
Sensing signal conditioning circuit design and analysis for emerging pressure sensing technology
Published 2017“…In the field of healthcare, emerging pressure sensor technologies have become of interest. …”
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Final Year Project (FYP) -
59
Peroxytungstate anions in asymmetric ion pair catalyzed oxidations
Published 2019“…Meanwhile, another precedent concept of ion pair catalysis was put forward as a branched subject in this field. Motivated by ion pair concept, the work discussed in this thesis proved the potential of the catalysts developed in our group under a novel working mode. …”
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Thesis -
60
Electroless copper deposition as a seed layer on TiSiN barrier
Published 2012“…In both cases there exists a preferred (111) crystal orientation in Cu film and the intensity ratio of I(111)/I(200) is very close. …”
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Journal Article