Inside this issue
Overview
The August 2021 issue of Tech Briefs presents a diverse array of articles and features that highlight advancements in technology, engineering, and environmental science. This edition is particularly focused on motion control, showcasing innovations that enhance automation and efficiency in various applications.
Key Features and Articles:
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Combining Basic Pneumatic Circuits to Meet System Needs: This article discusses the integration of pneumatic circuits to create more efficient systems. It emphasizes the importance of understanding basic pneumatic principles to design circuits that can be tailored to specific operational requirements, ultimately improving performance in industrial settings.
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“Flexoelectricity” Improves Robot Movement: A fascinating exploration of flexoelectricity, a phenomenon where certain materials generate an electric charge in response to mechanical stress. The article details how this property can be harnessed to enhance the movement and control of robots, making them more responsive and adaptable to their environments.
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A Comparison of Stepper Motor Drives: This piece provides a comparative analysis of different stepper motor drives, which are crucial for precise control in automation systems. The article outlines the advantages and disadvantages of various drive types, helping engineers make informed decisions based on their specific application needs.
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Long-Life Actuators Make Industrial Automation Affordable: The focus here is on the development of long-life actuators that reduce maintenance costs and downtime in industrial automation. The article highlights innovations that extend the lifespan of these components, making automation more accessible and cost-effective for businesses.
Special Issue: Motion Control Product Directory: This section serves as a comprehensive directory of motion control products available in the market. It includes listings of various manufacturers and their offerings, providing readers with a valuable resource for sourcing components for their projects.
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Connections for Control: Communications Interfaces: This article delves into the various communications interfaces used in control systems. It discusses the importance of reliable communication in ensuring the seamless operation of automated systems and highlights emerging technologies that enhance connectivity.
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Measuring Moon Dust to Fight Air Pollution: A unique feature that connects space exploration with environmental science. The article discusses efforts to measure moon dust and its potential implications for understanding and combating air pollution on Earth. This research could lead to innovative solutions for environmental challenges.
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Inside Worcester Polytechnic: This piece provides insights into the innovative research and projects being conducted at Worcester Polytechnic Institute. It showcases the institution's commitment to advancing technology and engineering education, as well as its contributions to various fields.
Editorial Insights: The editorial section, led by Linda Bell, emphasizes the magazine's commitment to bringing cutting-edge technology and engineering solutions to its readers. It encourages engagement with the content and invites feedback from the audience.
Upcoming Features: The issue also teases the next month's edition, which will feature an Executive Roundtable on cloud software. This discussion will focus on how leading software companies are transforming the way users interact with software, moving away from traditional desktop applications to cloud-based solutions.
Conclusion: The August 2021 issue of Tech Briefs is a rich resource for engineers, researchers, and technology enthusiasts. It not only covers the latest advancements in motion control and automation but also connects these innovations to broader environmental issues and educational initiatives. The magazine serves as a platform for sharing knowledge and fostering collaboration within the engineering community, making it an essential read for anyone interested in the future of technology and its applications.
Overall, this edition encapsulates the spirit of innovation and the drive towards more efficient, sustainable solutions in engineering and technology.
Features
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Application Briefs
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UpFront
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Facility Focus
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NASA Spinoff
Tech Briefs
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Bio-Medical
46 Machine Learning Helps Detect Gait Problems in Multiple Sclerosis Patients
46 Wearable, All-in-One Health Monitor
47 Nearly Pain-Free Microneedle Patch
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Materials
25 Hybrid Thermoelectric Compound
25 Nanoparticle Gel Unites Oil and Water in Manufacturing-Friendly Approach
26 New Spraying Method for Producing Ceramic Coatings
27 Coatings Could Improve Traction on Slick Surfaces
28 High-Pressure Soft Lithography for Microtopographical Patterning of Molded Polymers and Composites
28 Carbon Fiber/Carbon Nanotube Yarn Hybrid Reinforcement
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Mechanics & Machinery
31 Shape Memory Alloy Tubular Structure
31 Soft Robotic Gripper Based on Twining Plants
32 Periodic Wave Disc Brake Rotor
33 Spacecraft Atmosphere Carbon Dioxide Capture via Deposition
33 “Cold Tube” Cools Without Air Conditioning
34 Standard Water Treatment Eliminates Enveloped Viruses Including Coronavirus
35 Tension Element Damping (TED) with Hydraulics for Large Displacements
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Electronics & Computers
Lighter Radiation Shielding for Electronics
19 Rad-Hard CMOS Crystal Oscillator
19 Electronic Hardware System Replicates Many Network Architectures
21 High-Mobility Transport Layer Structures for Rhombohedral Si/Ge/SiGe Devices
22 High-Power/Pulsed-Power Electrical Switch
23 High-Temperature Silicon Carbide Op Amps Fabrication
23 Device Powers Wearable Sensors Through Human Motion
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Energy
36 Process Creates Electrocatalyst for Hydrogen Fuel Cells
36 Safer, Longer-Lasting, Solid-State Batteries
37 Ultrahigh-Energy-Density Capacitor
38 Stretchable Thermoelectric Generators
39 System Identifies Battery Materials for Recycling
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Sustainable Technologies
41 Pre-Treatment Solution for Water Recovery
41 Filters from Tree Branches Purify Drinking Water
42 Solvent-Based Recycling Process
43 Method Turns Discarded Plastic into Surfactants
43 Organic Material for Next-Generation HVAC Technologies
44 Desalination Process Removes Toxic Metals
Products
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Briefs
20 Coiled Linear Actuators for Soft Robotics
22 “Flexoelectricity” in Soft Elastomers Could Improve Robot Movement
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Articles
2 Making High-Duty-Cycle Industrial Automation Affordable
11 Bipolar and Unipolar Drives for Stepper Motors: A Comparison
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Applications