Usman Ahmed

B.Sc Material Science & Engineering, M.Sc. Materials Science & Engineering

Usman holds a master's degree in Material Science and Engineering from Xian Jiaotong University, China. He worked on various research projects involving Aerospace Materials, Nanocomposite coatings, Solar Cells, and Nano-technology during his studies. He has been working as a freelance Material Engineering consultant since graduating. He has also published high-quality research papers in international journals with a high impact factor. He enjoys reading books, watching movies, and playing football in his spare time.

Articles from Usman

Effect of Hydrogen Content on Silver Nanoparticles in Surface Enhanced Raman Spectroscopy

A pre-proof study in the Journal of Aerosol Science employs a series of spark discharges in a flowing gas environment to repeatedly manufacture silver nanoparticles using the hydrogen-assisted spark generation technique. Various compositions of H2-Ar mixtures were used as the carrier gas to comprehensively study how the hydrogen concentration affects the signal amplification achieved with silver nanoparticles in Raman spectroscopic investigations.

29 Sep 2022

Wearable Near-Infrared Spectroscopy Sensor for Monitoring COVID-19

Techniques for identification, screening, and monitoring of respiratory disease have come under the limelight as a result of the recent outbreak of coronavirus disease (COVID-19). A recent study published in Sensors determines the possibility of gathering respiratory signals from a wearable near-infrared spectroscopy (NIRS) sensor.

28 Sep 2022

Which Camera is Better at Detecting and Locating High-Voltage Corona Discharges?

A recent study published in Sensors compares the sensitivity of a portable wideband sonic camera and digital single-lens reflex (DSLR) camera with a matrix of micro-electromechanical microphones for identifying and pinpointing the source of discharges.

27 Sep 2022

UAVs and Terrestrial Laser Scanning Help Monitor Landslides

A recent study published in Remote Sensing demonstrates multi-dated data from terrestrial laser scanning surveys and unmanned aerial vehicle (UAV) operations for accurate and immediate monitoring of a landslide. This technique provides operational information about the stability of the landslide to the local establishments.

26 Sep 2022

An Effective Freeform Optics Design Method for Advanced Illumination

Modern illumination and laser technologies depend on freeform tailored optics. A pre-proof study in Optik offers an effective and streamlined optics design method to overcome illumination challenges.

23 Sep 2022

Study Proposes Unguided Lidar Deep Completion Network

A recent study published in Remote Sensing suggests an information-reinforced depth completion network based on single sparse depth input.

22 Sep 2022

Novel Decoupled Object-Independent Feature Imaging

A recent study published in Remote Sensing demonstrates a novel decoupled independent feature image that can simultaneously sense the tilt/tilt and piston errors of all sub-mirrors.

21 Sep 2022

Spectroscopy Helps Fight Marine Plastic Pollution

A recent study in Sensors discusses applying laser-induced breakdown spectroscopy technology to identify marine plastics. The plastic pellets can be accurately classified with more than 80% accuracy owing to the application of chemometric analytical instruments.

16 Sep 2022

Super-Resolution Algorithms Improve Live-Cell Imaging

A recent study published in Micromachines suggests that the A-net deep learning network can increase the resolution of cytoskeleton images taken by an optical microscope.

15 Sep 2022

Machine Learning and Microscopy Technique Could Change the Future of Insect Identification

A recent study provides the first account of identifying a species of insects from eggs using deep learning techniques, which has implications for significant pest management issues.

14 Sep 2022