Sentences with phrase «of the acoustic structure»

«These song features have never been described before in any other species, and include the sequential ordering of songs and the use of acoustic structures that are most probably challenging to produce.

Not exact matches

And our understanding of ring structure now includes the gratifying confirmation of a prediction Mark Marley, now at NASA's Ames Research Center, and I made in 1993: that acoustic oscillations within the body of Saturn could also create features in the rings.

Researchers have been pushing the capabilities of materials by carefully designing precise structures that exhibit abnormal properties that can control acoustic or optical waves.

1) Each block you see has a minimum weight of 1322 lbs - any heavier and more complicated machinery is involved and that normally breaks the delicate structure / acoustic properties of the ice - hidden internal fractures alters the sound dramatically.

AUSTIN — Millions of birds slam into buildings, wind turbines, and other structures every year — a problem that could be lessened by erecting «acoustic lighthouses» to warn them of their impending doom, according to a study presented here today at the annual meeting of AAAS, which publishes Science.

«We have found the acoustic field distribution is quite different for the embedded and conventional electrode structures,» said Jinying Zhang, one of the paper's authors.

The structure is an acoustic version of a hotly researched class of materials called topological insulators.

The structure of male song collected from multiple individuals at four locations was compared using basic acoustic parameters: duration, frequency and amplitude.

If there are any differences in song structure among these four locations, the acoustic adaptation hypothesis predicts that song should differ between but not within elevations, because the composition of the mixed - conifer forests in Sierra Nevada are fairly standard and do not vary significantly between sites at similar elevations [30] and should therefore shape the song in similar ways in order to optimize signal transmission.

It is shown that the acoustic phonon lifetimes can be tuned both by strain engineering of the suspended structures and strain modification by temperature variation in addition to a strong dependence on the thickness of the suspended structures [1].

For example, meerkats, Suricata suricatta, produce distinctive alarm calls in response to aerial and terrestrial predators, but the acoustic structure of the calls also varies according to the degree of urgency within predator classes [3].

Performance and composition When composing a song using an acoustic instrument, it can be challenging to write parts of the composition and arrange different sections without an understanding of compositional structure and the ability to play a musical instrument.

The structure carries more spot welds for added rigidity, an acoustically insulated windshield is employed, and a very comprehensive layer of acoustic insulation lies beneath your feet.

But that's the point; because of the structure and acoustics of a car, the sound often is better than in your home.

Smaller weight savings have been achieved by smart engineering decisions in all areas of the car, ranging from a thinner windscreen with acoustic lamination and lighter weight alloy wheels, to lightweight laser - welded seat structures and optimised sprayed insulation materials.

• Body structure weight - optimised and crash - optimised; standard safety features including front and side airbags, side curtain airbags, 3 - point automatic seat belts on all seats, with belt tensioners and belt force limiters at front, ISOFIX children's seat mounting at rear, Run Flat Indicator and partially active engine compartment lid to optimise pedestrian protection; vehicle weight lower than in predecessor models and competitors in the segment in virtually all variants of the new MINI despite extended range of fittings; increased acoustic and vibrational comfort: optimised aerodynamic properties as appropriate to each specific model including active cooling air flaps, underbody trim panel and air ducting elements in the upper section of the C columns; best aerodynamic figures within the competitive environment: Cd value reduced to 0.28 (MINI Cooper, MINI Cooper D).

• Body structure weight - optimised and crash - optimised; standard safety features including front and side airbags, side curtain airbags, 3 - point automatic seat belts on all seats, with belt tensioners and belt force limiters at front, ISOFIX children's seat mounting at rear, Run Flat Indicator and partially active engine compartment lid to optimise pedestrian protection; vehicle weight lower than in predecessor models and competitors in the segment in virtually all variants of the new MINI despite extended range of fittings; increased acoustic and vibrational comfort: optimised aerodynamic properties as appropriate to each specific model including active cooling air flaps, underbody trim panel and air ducting elements in the upper section of the C columns; best aerodynamic figures within the competitive environment: Cd value reduced to 0.28 or 0.31 (MINI Cooper S).

Measures like the rigorously optimised body structure and acoustic lamination of the windscreen and side door glass have significantly reduced noise levels, while the new suspension architecture has enabled engineers to achieve even more luxurious ride comfort and refinement.

Big efforts were made to make the new interior dramatically quieter as well, thanks to a stronger new body structure, new acoustic material (and more of it), and Bose Active Noise Cancellation technology.

The LaCrosse also dropped 300 pounds, 150 of that in the body structure, by using high - strength steel and other lightweight materials; 45 pounds came off the chassis, 25 off the seats, 36 off the closures and a whopping 32 pounds was saved by using lightweight acoustic materials.

There has also been attention paid to making the cabin quieter through a variety of measures including a revised door seal structure, a modified intake system for petrol engines, additional damping materials, acoustic windscreen glass, modified tyres and damper tuning.

• The steel front - of - dash panel is sandwiched between two damping mats • Nylon baffles are used in various hollow portions of the body structure and filled with sound - absorbing foam that expands when the body enters the paint oven • The headliner comprises five layers of thermal fiber acoustic material, including a premium woven fabric on the visible outer layer • Patches of sound - damping material are applied strategically throughout the body structure and melt into place when the body passes through the paint oven, allowing the patches to follow the contours of the sheet metal below • Sound insulation material between rear - body structural components that is made from recycled denim • Triple - sealed doors that feature fiberglass «blankets» serve as water, airflow and noise barriers.

These include a new double - ring rear body / frame structure, a world's - first ultra-high strength steel, inner and outer front door ring design, and Acura's first use of high - performance structural adhesive and RDX's first use of sound - absorbing acoustic spray foam.

I. Acoustic structure of male aggressive vocalizations.

He is interested in structured improvisation, texture, tension, and dynamics, drawing on traditions of cut - up in harsh noise and electro - acoustic music.

The Los Carpinteros structure is a large acoustic box, in which each apartment has become a loudspeaker to reproduce the voices of the families living inside it.

Musical instruments can be seen as extensions of the body, and her works explores their structures, systems and cultural connotations as well as acoustic qualities.

It is a temporary music venue to «create a space for non-amplified, acoustic neighborhood performances» and «demonstrate through creative reuse of materials that a beautiful structure can be built from material that would otherwise have been thrown

Acoustic structures in the alarm calls of Gunnison's prairie dogs.