Results 171 to 180 of about 167,077 (303)

Optimization strut-based fuel injection using multi-step hydrogen jets and air-assisted mixing in supersonic flow. [PDF]

open access: yesSci Rep
Houria ZB   +7 more
europepmc   +1 more source

Key Technical Fields and Future Outlooks of Space Manipulators: A Survey

open access: yesSmartBot, EarlyView.
This paper systematically reviews the technological development of space manipulators, emphasizing the unique challenges posed by space environments. It examines four areas: structural design, modeling, planning, and control, while introducing typical ground test platforms.
Gang Chen   +12 more
wiley   +1 more source

Sampling, Mobility, and Anchoring in Small‐Body Sampling Robots: A Comprehensive Review

open access: yesSmartBot, EarlyView.
Small‐body sampling robots are exploration systems that perform contact, sampling, and stable operations on microgravity bodies such as asteroids and comets. The authors review representative robot architectures and key technologies, focusing on the mechanisms, evolution, and coupling of sampling, mobility, and anchoring.
Yurui Shen   +7 more
wiley   +1 more source

A Highly Porous Nanofibrillar PEDOT:PSS Matrix for Beyond‐Surface Precious‐Metal Utilization and Volumetric Electrocatalysis

open access: yesSmall, EarlyView.
Solvent‐assisted crystallization transforms PEDOT:PSS into a conductive nanoporous scaffold that enables volumetric incorporation and utilization of Pt nanoparticles. Unlike surface‐limited Pt only electrodes, the PP–Pt electrode allows ion penetration and bulk catalyst activation, improving precious‐metal utilization and sustaining electrocatalytic ...
Da‐Young Lee   +3 more
wiley   +1 more source

Scanning Electrochemical Microscopy of Nystatin-Treated Yeast Used for Biofuel Cells. [PDF]

open access: yesSensors (Basel)
Blazevic K   +9 more
europepmc   +1 more source

SERS‐Based Nano‐ and Microsystems Toward Biomedical Applications

open access: yesSmall, EarlyView.
This review provides a current overview of nano‐ and microscale SERS‐based devices, encompassing all aspects from material design to practical applications. We highlight controlled SERS‐active architectures, including patterned substrates, nanorods, microspheres, micromotors, and microneedles, as well as combinations of these microfluidic systems.
Gohar Soufi   +14 more
wiley   +1 more source

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