Trilokia/GoogleUdacityAndroidDeveloperNanoDegreeScholarship
Android Developer Nano Degree (⭐ 6)
Cross-Architecture Knowledge Distillation (KD) for Retinal Fundus Image Anomaly Detection…
Early and accurate identification of retinal ailments is crucial for averting ocular decline; however, access to dependable diagnostic devices is not often available in low-resourced settings. This project proposes to solve that by developing a light...
Nanoscale Magnetic Compasses
We have synthesized nanoscale magnetic compasses with high yield. These ferromagnetic iron carbide nano-particles, which are encapsulated in a pair of parallel carbon needles, change their direction in response to an external magnetic field. Electron...
A novel choice of the graphene unit vectors, useful in zone-folding computations
The dispersion relations of carbon nanotubes are often obtained cross-sectioning those of graphene (zone-folding technique) in a rectangular region of the reciprocal space, where it is easier to fold the resulting relations into the nanotube Brillo...
Spin-Wave Dynamics in the Presence of Magnetic Vortices
This chapter describes spin-wave excitations in nanosized dots and rings in the presence of the vortex state. The special attention is paid to the manifestation of the competition between exchange and dipolar interactions in the spin-wave spectrum as...
Substantial reduction of Stone-Wales activation barrier in fullerene
Stone-Wales transformation is a key mechanism responsible for growth, transformation, and fusion in fullerene, carbon nanotube and other carbon nanostructures. These topological defects also substantially alter the physical and chemical properties of...
Design of free-space couplers for suspended triangular nano-beam waveguides
Photonic waveguides with triangular cross section are being investigated for material systems such as diamond, glasses and gallium nitride, which lack easy options to create conventional rectangular nanophotonic waveguides. The design rules for optic...
Photonics study of probiotic treatment on brain cells exposed to chronic alcoholism using…
Molecular specific photonics localization technique, the inverse participation ratio (IPR), is a powerful technique to probe the nanoscale structural alterations due to abnormalities or chronic alcoholism in brain cells using the confocal image. Chro...
bebenlebricolo/FumesExtractor
Simple soldering fumes extractor made from a PC fan, few components and an Arduino Nano (⭐ 0)
Geo-mechanical aspects for breakage detachment of rock fines by Darcys flow
Suspension-colloidal-nano transport in porous media encompasses the detachment of detrital fines against electrostatic attraction and authigenic fines by breakage, from the rock surface. While much is currently known about the underlying mechanisms g...
Grok VS Nano banana - guess which is which (same prompt btw)
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Synthetic Image Rendering Solves Annotation Problem in Deep Learning Nanoparticle Segmenta…
Nanoparticles occur in various environments as a consequence of man-made processes, which raises concerns about their impact on the environment and human health. To allow for proper risk assessment, a precise and statistically relevant analysis of pa...
Nanoparticles of NbC produced by laser ablation in liquid: a study of structural, magnetic…
Niobium carbide (NbC) is a high-field Type II superconductor with a critical temperature ($T_C$) of 11.1 K, just above that of pure Nb ($T_C = 9$ K). Downsizing NbC to the nanoparticle scale introduces significant alterations in its critical field an...
Giant two-phonon Raman scattering from nanoscale NbC precipitates in Nb
High purity niobium (Nb), subjected to the processing methods used in the fabrication of superconducting RF cavities, displays micron-sized surface patches containing excess carbon. High-resolution transmission electron microscopy and electron energy...
Quantum trajectory analysis of single microwave photon detection by nanocalorimetry
We apply quantum trajectory techniques to analyze a realistic set-up of a superconducting qubit coupled to a heat bath formed by a resistor, a system that yields explicit expressions of the relevant transition rates to be used in the analysis. We dis...
Engineering Transport in Manganites by Tuning Local Non-Stoichiometry in Grain Boundaries
Interface-dominated materials such as nanocrystalline thin films have emerged as an enthralling class of materials able to engineer functional properties of transition metal oxides widely used in energy and information technologies. In particular, it...
Scalable Miniature On-chip Fourier Transform Spectrometer For Raman Spectroscopy
Miniaturized spectrometers for Raman spectroscopy have the potential to open up a new chapter in sensing. Raman spectroscopy is essential for material characterization and biomedical diagnostics, however, its weak signal and the need for sub-nanomete...
Controlling the broadband enhanced light chirality with L-shaped dielectric metamaterials
The inherently weak chiroptical responses of natural materials limit their usage for controlling and enhancing chiral light-matter interactions. Recently, several nanostructures with subwavelength scale dimensions were demonstrated, mainly due to the...
Nanofabricated tips for device-based scanning tunneling microscopy
We report on the fabrication and performance of a new kind of tip for scanning tunneling microscopy. By fully incorporating a metallic tip on a silicon chip using modern micromachining and nanofabrication techniques, we realize so-called smart tips a...
Understanding the Plasmonics of Nanostructured Atomic Force Microscopy Tips
Structured metallic tips are increasingly important for optical spectroscopies such as tip-enhanced Raman spectroscopy (TERS), with plasmonic resonances frequently cited as a mechanism for electric field enhancement. We probe the local optical respon...
Designing Metasurfaces to Manipulate Antenna Radiation
Designer manipulation of light at the nanoscale is key to several next-generation technologies, from sensing to optical computing. One way to manipulate light is to design a material structured at the sub-wavelength scale, a metamaterial, to have som...
Raman excitation spectroscopy of carbon nanotubes: effects of pressure medium and pressure
Raman excitation and emission spectra for the radial breathing mode (RBM) are reported, together with a preliminary analysis. From the position of the peaks on the two-dimensional plot of excitation resonance energy against Raman shift, the chiral in...
Using electrical resistance asymmetries to infer the geometric shapes of foundry patterned…
While silicon photonics has leveraged the nanofabrication tools and techniques from the microelectronics industry, it has also inherited the metrological methods from the same. Photonics fabrication is inherently different from microelectronics in it...
Interlocking mechanism between molecular gears attached to surfaces
While molecular machines play an increasingly significant role in nanoscience research and applications, there remains a shortage of investigations and understanding of the molecular gear (cogwheel), which is an indispensable and fundamental componen...
Optical gears in a nanophotonic directional coupler
Gears are rotating machines, meshing with each other by teeth to transmit torque. Interestingly, the rotating directions of two meshing gears are opposite, clockwise and counterclockwise. Although this opposite handedness motion has been widely inves...
Mechanical transmission of rotation for molecule gears and solid-state gears
The miniaturization of gears towards the nanoscale is a formidable task posing a variety of challenges to current fabrication technologies. In context, the understanding, via computer simulations, of the mechanisms mediating the transfer of rotationa...
Savannah Guthrie’s Mom Nancy Update: Investigators ...
9 hours ago · Nancy Guthrie remains missing over a month after her Tucson abduction on Feb. 1. Sheriff Nanos said, “Investigators are definitely closer,” but urged patience and withheld specific details.
Surface conduction and reduced electrical resistivity in ultrathin noncrystalline NbP semi…
The electrical resistivity of conventional metals, such as copper, is known to increase in thin films due to electron-surface scattering, limiting the performance of metals in nanoscale electronics. Here, we find an unusual reduction of resistivity w...
Scale-robust Low Resistance Transport in Atomic Layer Deposited Topological Semimetal Wafe…
As data-centric computing advances, energy-efficient interconnects are increasingly critical for AI-driven systems. Traditional metal conductors face severe limitations at nanoscale due to increased resistivity from surface scattering. In response, t...
Probing the sp^2 dependence of elastic moduli in ultrahard diamond films
The structural and elastic properties of diamond nanocomposites and ultrananocrystalline diamond films (UNCD) are investigated using both empirical potentials and tight binding schemes. We find that both materials are extremely hard, but their supe...
Underlying magnetization responses of magnetic nanoparticles in assemblies
Magnetic nanoparticles (MNPs) have been proposed as an ultimate solution for diverse applications including nanomedicine and logic devices over decades. However, none has emerged revolutionary because realizing their magnetization response in an asse...
Force and kinetics of fast and slow muscle myosin determined with a synthetic sarcomere-li…
Myosin II is the muscle molecular motor that works in two bipolar arrays in each thick filament of the striated (skeletal and cardiac) muscle, converting the chemical energy into steady force and shortening by cyclic ATP--driven interactions with the...
Selective etching of PDMS: etching as positive resist
Although, poly(dimethylsiloxane) (PDMS) is a widely used material in numerous applications, such as micro- or nanofabrication, the method of its selective etching has not been known up to now. In this work authors present two methods of etching the p...
Enhanced Resolution of Poly-(Methyl Methacrylate) Electron Resist by Thermal Processing
Granular nanostructure of electron beam resist had limited the ultimate resolution of electron beam lithography. We report a thermal process to achieve a uniform and homogeneous amorphous thin film of poly methyl methacrylate electron resist. This th...
Simple Model for Energy and Force Characteristics of Metallic Nanocontacts
The quantum size oscillations of the energetic properties and the elongation force of the gold slabs and wires, isolated and in a contact with electrodes, are calculated in a free-electron model. A simple relation between the Fermi energy and the s...
udacity/fend-office-hours
Summaries and transcripts of Front-End Web Developer Nanodegree office hours. (⭐ 117)
udacity/fend-webpack-sass
Webpack & Sass in the Front End Developer Nanodegree program (⭐ 31)
udacity/fend-webpack-content
Webpack Content in the Front End Developer Nanodegree program (⭐ 62)
udacity/fend
General Front End Nanodegree Content Resources (⭐ 272)
Polarons in Complex Oxides and Molecular Nanowires
There is a growing understanding that transport properties of complex oxides and individual molecules are dominated by polaron physics. In superconducting oxides the long-range Froehlich and short-range Jahn-Teller electron-phonon interactions bind...