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

Using Image Recognition for Banknote Serial Numbers

A recent study published in Sensors demonstrates an automated system for detecting banknote serial numbers using an optical character recognition framework based on deep learning.

17 Nov 2022

Novel 3D Metrology Method Using Rotating Anamorphic Lenses

A recent study published in Sensors demonstrates a novel 3D metrology method using a single camera and rotating anamorphic lens based on the properties of double optical centers for anamorphic imaging.

11 Nov 2022

Carbon Dioxide Laser Produces Coherent, Monochromatic Radiation in the Infrared Region

A recent study published in Instruments develops and characterizes a low-cost carbon dioxide (CO2) laser system that emits monochromatic coherent laser radiation in the infrared spectrum.

9 Nov 2022

Measuring Chlorophyll-a Concentration in the Sea Using In Situ Optical Measurements

A recent study published in Marine Science and Engineering has accumulated in situ data on chlorophyll a concentration and sea reflectance.

2 Nov 2022

Response of Germanium Thin Films Under Femtosecond Pulsed Laser Irradiation

A recent study published in Nanomaterials theoretically examines a germanium thin film under femtosecond laser irradiation.

1 Nov 2022

LiDAR Surface Damage Detection for Forest Roads

A recent study published in Forests evaluates the accuracy of mobile LiDAR sensors in assessing forest wear damage and compares it to a hand-held mobile laser scanner.

28 Oct 2022

Airborne and Ground Measurements for Carbon Dioxide Detection in Deserts

A recent study published in Remote Sensing demonstrates the use of an aircraft campaign to measure atmospheric carbon dioxide concentration over the Dunhuang desert site in western China.

26 Oct 2022

Meta-Imaging Sensor for High-Speed Aberration-Corrected 3D Photography

A recent study published in Nature proposes an integrated scanning high-speed imaging sensor for aberration-corrected high-speed 3-D photography.

26 Oct 2022

What is the Role of Lenses in Microscopy?

A microscope is used to magnify the image of tiny objects. The objects are clearly seen with a microscope because at least one lens magnifies the image. This lens refracts the light so that it enters the eye and magnifies distant objects.

24 Oct 2022

Spectrophotometric pH Analyzer Developed for Ocean Acidification Research

A recent study published in Sensors demonstrates the development of a handheld pH instrument named pHyter. The researchers determined the accuracy of pH measurements made using the pHyter compared with desktop spectrophotometric seawater pH measurements and electrochemical sensors.

21 Oct 2022