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  • Scientists just 3D printed one of the hardest metals on Earth
    A new 3D printing technique can produce exceptionally hard tungsten carbide cobalt while using less of its expensive raw materials. By softening rather than fully melting the material, researchers created defect-free samples with industrial-grade hardness and opened the door to more efficient manufacturing.
  • Mysterious Milky Way object accelerates protons beyond one quadrillion electron volts
    Scientists have identified LHAASO J1912+1014u as a cosmic accelerator that can push protons beyond one quadrillion electron volts. The finding may help reveal where the Milky Way’s most energetic cosmic rays come from and how they influence the galaxy.
  • New process turns plastic waste into hydrogen fuel while trapping the carbon
    A new chemical process can transform three of the most common plastics into high-purity hydrogen without sorting them first. The technique operates at much lower temperatures than traditional gasification and captures most of the plastic’s carbon in solid or liquid forms instead of releasing it as carbon dioxide.
  • Scientists built a camera that can track invisible particles in 3D
    A new particle detector called PLATON could replace millions of tiny detector components with a single block of light-producing material. Using a light-field camera, highly sensitive photon sensors, and AI, it reconstructs particle paths in fast, detailed 3D. Simulations suggest it could match or surpass today’s best detectors while being far easier to scale. The […]
  • These tiny holes could change how the world cleans water
    A new nature-inspired membrane uses perfectly uniform one-nanometer pores to filter molecules with remarkable precision. The technology could transform industries such as pharmaceuticals and textiles by reducing energy consumption, improving water reuse, and delivering separation performance far beyond current filters.
  • Scientists discover a hidden quantum world inside cobalt
    Scientists have uncovered unexpected quantum complexity inside cobalt, a metal long thought to be fully understood. Advanced measurements revealed a dense network of topological electronic states that remain robust at room temperature. These states enable extremely fast electron behavior and can be switched or controlled using magnetism. The discovery could open new paths toward next-generation […]

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Educational slide showing a graph of a PID-controlled system’s step response. The plot displays overshoot, oscillation, and settling behavior as the process value (green) approaches the set point (blue). The image focuses on techniques for tuning PID parameters using a PIC microcontroller and MPLAB X IDE.
PID tuning methods
Rule-based PID tuning methods asssume that there is a system response that can be put into an easy mathematical description. The characteristics of this response...
Diagram of 3-phase AC systems with star and delta configurations, microcontroller
3 phase AC systems
In this article we take a closer look at the three phase power system. I will begin with giving you an overview of the differences...
Illustration of a 3-phase AC motor showing three sets of stator coils (U, V, W) around a rotor with north and south poles. A waveform graph of phase shifts for Phase 1, 2, and 3 is included. On the right, text reads "Types of AC motors – Working principle" with an MPLAB X IDE microcontroller chip visual at the bottom.
Types of AC Motors – Working Principles
Motors are primarily categorized as either AC or DC, with further classifcation based on their inherent rotation characteristics. In this article, we will commence by...
Brushless vs Brushed DC motor
Brushless Vs Brushed DC Motors: Which to choose
Motors are primarily categorized as either AC or DC, with further classification based on their inherent rotation characteristics. In this article, we will commence by...
Diagram showing two labeled stepper motor illustrations, one with rotor alignment and misalignment, and a microcontroller (PIC16F877A) with the MPLAB X IDE logo. Text reads "Controlling Stepper Motors with Microcontrollers".
Controlling Stepper Motors with Microcontrollers
The basic principle behind a motor lies in the conversion of electrical energy into rotational mechanical movement. This can manifest as either continuous or step-wise...
Diagram showing SPI communication between PIC16F877A microcontroller (master) and a slave device using SCK, MOSI, MISO, and SS lines, with MPLAB X IDE branding.
SPI for microcontrollers
In this article we will take a closer look at Serial Peripheral Interface, also called SPI. This is the third and last serial communication module...