Results 101 to 110 of about 2,217 (308)

3D Printing of Soft Robotic Systems: Advances in Fabrication Strategies and Future Trends

open access: yesAdvanced Robotics Research, EarlyView.
Collectively, this review systematically examines 3D‐printed soft robotics, encompassing material selections, function integration, and manufacturing methodologies. Meanwhile, fabrication strategies are analyzed in order of increasing complexity, highlighting persistent challenges with proposed solutions.
Changjiang Liu   +5 more
wiley   +1 more source

An SEM and EDS study of the microstructure of nitrate ester plasticized polyether propellants [PDF]

open access: yesJournal of the Serbian Chemical Society, 2010
To probe the microstructures of nitrate ester plasticized polyether (NEPE) composite propellants and observe the morphology of each constitute in the propellant, the microstructure and elemental constitutes of NEPE propellants were investigated using ...
YONG LIU   +3 more
doaj  

Studies on the Pyrolysis of Composite Solid Propellants leading to Ignition

open access: yes, 2014
Studies on the pyrolysis leading to ignition of polystyrene (PS)/ammonium perchlorate (AP), polyvinyl chloride (PVC)/AP and polyphenol formaldehyde (PPF)/AP  propellants revealed that the activation energy for the ignition strongly depends upon the ...
Sankaralingam, S., Kishore, K.
core   +1 more source

A Review on Sensor Technologies, Control Approaches, and Emerging Challenges in Soft Robotics

open access: yesAdvanced Robotics Research, EarlyView.
This review provides an introspective of sensors and controllers in soft robotics. Initially describing the current sensing methods, then moving on to the control methods utilized, and finally ending with challenges and future directions in soft robotics focusing on the material innovations, sensor fusion, and embedded intelligence for sensors and ...
Ean Lovett   +5 more
wiley   +1 more source

Combustion Behaviour of ADN-Based Green Solid Propellant with Metal Additives: A Comprehensive Review and Discussion

open access: yesAerospace
Solid propellants play a crucial role in various civil, scientific, and defence-related aerospace propulsion applications due to their efficient energy release, high energy density, low fabrication cost, and ease of operation.
Rushikesh Kore, Ashish Vashishtha
doaj   +1 more source

TAILORING THE PLATEAU BURNING RATES OF COMPOSITE PROPELLANTS BY THE USE OF NANOSCALE ADDITIVES [PDF]

open access: yes, 2009
Composite propellants are composed of a solid oxidizer that is mixed into a hydrocarbon binder that when polymerized results in a solid mass capable of selfsustained combustion after ignition.
Stephens, Matthew Aaron   +1 more
core  

The effect of acoustic field on the thermal conductivity of composite propellants

open access: yes, 1976
A study is conducted to determine the effect of acoustic field on the thermal conductivity of composite propellants based on poly- butadiene and polyurethane binders.
Gowariker, V. R., Ramachandran, Lalitha
core   +1 more source

Nonlocomotory Robotic Strategies for Dynamic Rotation Control in Terrestrial Robots: A Review

open access: yesAdvanced Robotics Research, EarlyView.
Terrestrial robots increasingly require rapid body rotation to maintain stability and agility in complex environments. This review shows nonlocomotory rotational control strategies that operate without ground contact, including reaction wheels, tails, bars, limbs, and thrusters.
Y. Liang   +14 more
wiley   +1 more source

Near‐Infrared‐Driven Metal–Organic Frameworks‐Based Nanorobots for Controlled Photothermal‐Chemical Therapy Synergistic Induction of Cancer Cell Death

open access: yesAdvanced Robotics Research, EarlyView.
To achieve efficient cancer cell death, a bowl‐shaped PDA@UiO‐66@DOX nanorobot drug‐delivery nanoplatform was developed. Near‐infrared irradiation not only drives the nanorobot to exhibit self‐thermophoretic motion and elevates temperature but also triggers Doxorubicin (DOX) release via hyperthermia, enhancing cancer cells uptake of DOX and thereby ...
Tong Lin   +6 more
wiley   +1 more source

Novolac epoxy resin based inhibition system for composite propellants

open access: yes, 1995
34-39Thirty one compositions based on commercially available Dobeckot E4, polyamide hardener EH411, polyamine hardener 758, reactive diluent, Dobeckot C and antimony trioxide filler have been made and studied in terms of characteristics such as gel ...
Bansod, V P   +3 more
core  

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