Nanotechnology Research Center (NANOTAM)
Recent Submissions
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Thermally induced bias error due to strain inhomogeneity through the fiber optic gyroscope coil
(OSA - The Optical Society, 2020-11)One of the performance limits of a navigation grade fiber optic gyroscope is the bias error due to the thermal sensitivity of the fiber coil. Thermal stress inside the fiber coil is an important source of the bias error. ... -
Large scale compatible fabrication of gold capped titanium dioxide nanoantennas using a shadowing effect for photoelectrochemical water splitting
(Elsevier, 2020)In this paper, a visible light driven plasmonic based photoelectrochemical water splitting (PEC-WS) cell is designed with an elegant two-step fabrication route. First, titanium dioxide (TiO2) nanowires (NWs) were synthesized ... -
Characterization of local SARS-CoV-2 isolates and pathogenicity in IFNAR−/- mice
(Elsevier, 2020)The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) recently a global pandemic with unprecedented public health, economic and social impact. The development of effective mitigation strategies, therapeutics and ... -
Scattering of spin-1/2 particles from a PT-symmetric complex potential
(IOP, 2020-07)In this letter, we study the scattering of spin- 1 2 particles from a spin-independent parity time (PT )-symmetric complex potential, and for the first time, theoretically demonstrate the coexistence of PT -symmetric and ... -
Structural parameters and electronic properties of 2D carbon allotrope: Graphene with a kagome lattice structure
(Elsevier, 2020-09-14)In this paper, the electronic properties of a carbon allotrope, graphene with a kagome lattice structure, are investigated. Spin-polarized density functional theory (DFT) calculations with Grimme dispersion corrections ... -
Structural, optical and magnetic properties of α-Fe2O3-SiO2 and Dy2O3-SiO2 composites produced by a Facile method
(Springer, 2020)We prepared SiO2, Fe2O3-SiO2, and Dy2O3-SiO2 composites by an enhanced method and reported the result of their structural, optical and magnetic properties. In the x-ray diffraction results of the Fe2O3-SiO2, Fe2O3 and the ... -
Intersection behavior of the current–voltage (I–V) characteristics of the (Au/Ni)/HfAlO3/n-Si (MIS) structure depends on the lighting intensity
(Springer, 2020)The current–voltage (I–V) and capacitance–voltage (C–V) behaviors of the (Au/Ni)/HfAlO3/n-Si (MIS) junctions at room temperature under white light with various intensities were investigated. The ln(I)–V curves show two ... -
Accurate and process-tolerant resistive load
(IEEE, 2020)Resistive terminations cannot preserve high-quality matching at high frequencies due to the parasitic effects of the nonideal resistor. Moreover, resistance values of the termination resistors in integrated circuits are ... -
Improved Tmax estimation in GaN HEMTs using an equivalent hot point approximation
(IEEE, 2020)In this article, heat generation distribution and maximum device temperature of gallium-nitride (GaN) high-electron-mobility transistors (HEMTs) are investigated by using the 2-D electrothermal and finite-element method ... -
Ultraminiature antennas combining subwavelength resonators and a very-high-ε uniform substrate: the case of lithium niobate
(IEEE, 2020)Combining the effects of subwavelength resonators and very-high-permittivity substrates enables a high extent of miniaturization, even for very simple, split-loop resonators. Here, we demonstrate how requirements to the ... -
Electro-viscoelastic migration under simultaneously applied microfluidic pressure-driven flow and electric field
(American Chemical Society, 2020-04)Under the simultaneous use of pressure-driven flow and DC electric field, migration of particles inside microfluidic channels exhibits intricate focusing dynamics. Available experimental and analytical studies fall short ... -
Chitosan loses innate beneficial properties after being dissolved in acetic acid: Supported by detailed molecular modeling
(American Chemical Society, 2020-12)Chitosan, which is obtained via deacetylation of chitin, has a variety of uses in agriculture, food, medicine, pharmaceuticals, and cosmetics. Industrial chitosan is in a gel form, which is produced by dissolving in acetic ... -
High-throughput, high-resolution interferometric light microscopy of biological nanoparticles
(American Chemical Society, 2020-01)Label-free, visible light microscopy is an indispensable tool for studying biological nanoparticles (BNPs). However, conventional imaging techniques have two major challenges: (i) weak contrast due to low-refractive-index ... -
Chemical funneling of colloidal gold nanoparticles on printed arrays of end-grafted polymers for plasmonic applications
(American Chemical Society, 2020-06)Spatially defined assembly of colloidal metallic nanoparticles is necessary for fabrication of plasmonic devices. In this study, we demonstrate high-resolution additive jet printing of end-functional polymers to serve as ... -
Multi-step microfludic reactor for the synthesis of hybrid nanoparticles
(Institute of Physics Publishing, 2020)We introduce a multi-step microfluidic reactor for the synthesis of hybrid nanoparticles. As part of this study, nanoparticles composed of chitosan and iron-oxide are synthesized at room temperature by forming sequential ... -
Photoactive catalytically self-threaded 2D polyrotaxane network for visible light activated antimicrobial phototherapy
(American Chemical Society, 2020-11)Here, we adapt the catalytically self-threading polyrotaxane synthesis for the construction of two-dimensional polymeric thin films using a water−oil interfacial polymerization method. In this method, the polymerization ... -
Advances in biomimetic systems for molecular recognition and biosensing
(MDPI Multidisciplinary Digital Publishing Institute, 2020-05)Understanding the fundamentals of natural design, structure, and function has pushed the limits of current knowledge and has enabled us to transfer knowledge from the bench to the market as a product. In particular, ... -
Modulation of myeloid cells by adenosine signaling
(Elsevier, 2020-08)Hypoxia, metabolic activity, cell death and immune responses influence the adenosine concentrations in the extracellular space. Cellular responses to hypoxia and inflammation in myeloid cells promote activation of adenosine ... -
Electrospinning combined with atomic layer deposition to generate applied nanomaterials: A review
(American Chemical Society, 2020)Combining different material processing techniques is one of the keys to obtain materials that depict synergistic properties. In this review, we have reviewed a combination of two highly potential techniques, namely, ... -
The investigation of Rayleigh backscattered signal statistics in a φ-OTDR system incorporating optical pre-amplifier
(IEEE, 2020)We theoretically model and experimentally demonstrate the photon statistics of Rayleigh backscattered signal in a ϕ-OTDR based distributed fiber optical sensor in the presence of amplified spontaneous emission noise caused ...
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