This paper proposes the concept of how machinery condition monitoring can be taken to the
next level, through micro-sensing of tribological phenomena occurring between contacting …

Temperature measurements are of great importance in many fields of human activities,
including industry, technology, and science. For example, obtaining a certain temperature …

Having proved that highly sensitive dual-mode optical thermometry could be implemented
based on fluorescence intensity ratio (FIR) of the same green emission driven by varying …

Prevention and control of coal spontaneous combustion are key to coal mining and storage.
Existing technologies for the detection of coal spontaneous combustion have limitations, but …

Smart batteries, ie, equipped with internal and external sensors, are emerging as promising
solutions to enhance battery state of health and optimize operating conditions. However, for …

Fiber optic sensors (FOS) in long-term structural health monitoring (SHM) have drawn
significant attention due to their pivotal role in detecting defects and measuring structural …

Real-time assessment of slope reinforcements to diagnose their state in all stages of service
life is imperative for prompt evaluation of slope stability and establishing an efficient early …

In this study, an optical thermometer based on regenerated cellulose fibers modified with
YF3: 20% Yb3+, 2% Er3+ nanoparticles was developed. The presented sensor was …

Machining of carbon fibre reinforced polymer (CFRP) is critical for high-end applications (eg
aerospace, automobile, medical, among others), to achieve rapid parts assembly whilst …

In this work, we fabricated and investigated lossy mode resonance (LMR) based fiber-optic
refractometers, using a niobium pentoxide coated optical fiber as a sensitive element. In …