Results 121 to 130 of about 339,266 (327)

Ground vibration test and flutter analysis of air sampling probe [PDF]

open access: yes
The Dryden Flight Research Facility of NASA Ames Research Center conducted a ground vibration test and a flutter analysis of an air sampling probe that was to be mounted on a Convair 990 airplane.
Ellison, J. F.
core   +1 more source

Mutagenicity evaluation to UV filters of benzophenone-6, benzophenone-8, and 4-methylbenzylidene camphor by Ames test. [PDF]

open access: yesPLoS One, 2021
Zhang J   +8 more
europepmc   +1 more source

Ultrathin Polymer Electrolyte With Fast Ion Transport and Stable Interface for Practical Solid‐state Lithium Metal Batteries

open access: yesAdvanced Materials, EarlyView.
High‐performance ultrathin (≈7.8 µm) polycarbonate‐based electrolyte (UPCE) is fabricated, without the use of additional liquid additives. The designed UPCE delivers a high ionic conductivity (4.8 × 10−4 S cm−1) and an ultrahigh critical current density (11.5 mA cm−2) at 25 °C.
Shuixin Xia   +14 more
wiley   +1 more source

Development and flight test of an experimental maneuver autopilot for a highly maneuverable aircraft [PDF]

open access: yes
This report presents the development of an experimental flight test maneuver autopilot (FTMAP) for a highly maneuverable aircraft. The essence of this technique is the application of an autopilot to provide precise control during required flight test ...
Duke, Eugene L.   +2 more
core   +1 more source

Mutagenicity and genotoxicity evaluation of textile industry wastewater using bacterial and plant bioassays

open access: yesToxicology Reports, 2019
Textile industrial wastewater samples were taken from the Panki site 5 industrial area of Kanpur city, India. Atomic Absorption spectrophotometer and Gas Chromatography-Mass spectrometry techniques have shown that the wastewater contained several heavy ...
Sana Khan, Mohammad Anas, Abdul Malik
doaj  

Investigation of rotor blade element airloads for a teetering rotor in the blade stall regime (second wind tunnel test) [PDF]

open access: yes
A test was conducted in the NASA-Ames 7 x 10 ft low speed wind tunnel on a seven-foot diameter model of a teetering rotor. The objectives of the test were: (1) acquire pressure data for correlation with laser and flow visualization measurements; (2 ...
Dadone, L. U., Fukushima, T.
core   +1 more source

In vitro mutagenicity of gas-vapour phase extracts from flavoured and unflavoured heated tobacco products

open access: yesToxicology Reports, 2019
The in vitro mutagenic and genotoxic potential of Heated Tobacco Products (HTPs) has already been studied with the particulate phase and reported previously.
Theo Le Godec   +3 more
doaj  

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