Results 171 to 180 of about 1,009,933 (388)

Investigating the Effects of Atomic Oxygen Cold Plasma Surface Cleaning on the Oil Paint

open access: yesAdvanced Materials Interfaces, EarlyView.
This study investigates a novel cleaning technique based on the use of atomic oxygen (AO) generated in atmospheric pressure plasma, with the focus on the systematic investigation of the impact of AO on sensitive organic substrates during the cleaning action, to explore the applicability and limitations of the technique.
Kirill Shumikhin   +11 more
wiley   +1 more source

Accidental Coal-gas Poisoning [PDF]

open access: green, 1957
H.D. Chalke, J. R. Dewhurst
openalex   +1 more source

History of accidental hypothermia

open access: yesResuscitation, 2011
Death from exposure to cold has been recognised for thousands of years but hypothermia as a clinical condition was not generally recognised until the mid-20th century and then only in extreme conditions such as immersion in cold water or snow. In the UK, hypothermia in less extreme conditions was not generally recognised until the 1960s. Recognition of
openaire   +3 more sources

“Three‐Color” Chemical Selectivity between Oxide, Nitride, and Silicon: Area‐Selective Deposition of Metal Oxide and Polymer on SiN and Si‐H versus SiO2

open access: yesAdvanced Materials Technologies, EarlyView.
Molybdenum hexafluoride as a pretreatment is able to create a chemical contrast between SiN and SiO2 surfaces via selective fluorine passivation of the oxide. One dose of MoF6 enabled 9.7 nm of selective deposited TiO2 on SiN versus SiO2 with selectivity >0.92 on a nanoscale SiN/SiO2 patterned surface.
Jeremy M. Thelven   +6 more
wiley   +1 more source

Study of adhesion and cohesion in vacuum Final report [PDF]

open access: yes
Vacuum metal-metal bonding tests to determine conditions of accidental adhesion of spacecraft structural ...
Mc Intyre, D. V., Winslow, P. M.
core   +1 more source

Non‐Contact, Non‐Contamination, and High‐Resolution Electrostatic Imaging with Floating‐Extended‐Gate Organic Field‐Effect Transistors

open access: yesAdvanced Materials Technologies, EarlyView.
Invisible static electricity poses serious industrial risks such as electronics failures and fire accidents. Detecting it is particularly challenging when positive and negative charges are densely mixed. Flexible and printed organic transistor sensors can visualize these hidden charge patterns on plastic surfaces.
Yudai Hemmi   +5 more
wiley   +1 more source

Electrolyte‐Jet 3D Printing of Copper‐Based Strain Sensors for Physiological Signal Monitoring and Robotic Manipulation

open access: yesAdvanced Materials Technologies, EarlyView.
Electrolyte‐jet (EJ) 3D printing turns copper ions into precisely arranged copper microspheres, which combine with flexible polymers and carbon nanomaterials to create durable, high‐sensitivity sensors. These sensors accurately monitor human motion and physiological signals. Real‐time robotic hand control via gesture mirroring demonstrates an intuitive
Wending Gu   +2 more
wiley   +1 more source

3D Printing of Highly Porous Polypropylene Separators for Lithium‐Ion Batteries Using Fused Deposition Modeling and Thermally Induced Phase Separation

open access: yesAdvanced Materials Technologies, EarlyView.
This study demonstrates the 3D printing of custom‐shaped battery separators using a polypropylene/paraffin wax composite filament. A post‐processing step creates porous structures by removing wax. The printed porous separators show promising mechanical and electrochemical performance, offering a pathway toward conformable battery designs.
Abraham Enchinton   +8 more
wiley   +1 more source

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