Results 181 to 190 of about 38,279 (246)

Cognitive Trajectories from Preclinical Alzheimer's Disease to Dementia

Advanced Science, EarlyView.
A continuous, multi‐domain characterization of cognitive decline across the Alzheimer's disease spectrum identifies when individual cognitive measures become abnormal. Episodic memory declines first, followed by executive function, language, processing speed, and visuospatial abilities, supporting improved clinical interpretation and optimized endpoint
Fredrik Öhman, Lars Lau Raket, Michael Schöll, for the Alzheimer's Disease Neuroimaging Initiative†   +3 more
wiley   +1 more source

A Dual‐Responsive Versatile Nanohybrid Orchestrating Tumor Elimination and Tumor‐Associated Osteolysis Restoration via Sequential Release

Advanced Science, EarlyView.
The versatile CaO2@CuMOF@HAP nanohybrid demonstrates an outstanding MMP9/pH‐triggered release performance for sequential release of osteogenic growth peptide into deep‐seated tumor‐infiltrated bone destruction areas and dual ions into tumor cells, enabling efficient tumor‐associated osteolysis restoration and tumor elimination for more comprehensive ...
Lan Liu, Han‐Zhe Liu, Zhe‐Nan Liu, Tong Wang, Li‐Li Yu, Qiu‐Jing Li, Zi‐Yi Chen, Guo‐Feng Luo, Zheng‐Jun Shang   +8 more
wiley   +1 more source

Autoimmune Encephalitis in Acute Care—Pathology, Diagnosis, and Management

Advanced Science, EarlyView.
ABSTRACT Autoimmune encephalitis (AE) is characterized by immune‐mediated inflammation of the brain parenchyma, presenting with various neurological syndromes, including but not limited to seizures, altered consciousness, neuropsychiatric symptoms, and movement disorders.
Suneesh Thilak, David Okoh, William Scotton, Shanika Samarasekera, Vikram Patil, Suresh Renukappa, Andrew Macduff, Subashini Suresh, Rajeev Krishnadas, Tonny Veenith   +9 more
wiley   +1 more source

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Loudspeaker mounting frame, loudspeaker and cabinet comprising a loudspeaker

The Journal of the Acoustical Society of America, 2008
A loudspeaker mounting frame (1) for an electronic appliance has a central opening for receiving a loudspeaker membrane (24), and a plurality of through holes (11) surrounding said central opening for receiving fixing means (25). The through holes (11) are tapered so as to accommodate the fixing means (25) in varying orientations.
openaire   +1 more source

Loudspeaker and stereophonic loudspeaker system

The Journal of the Acoustical Society of America, 1979
A loudspeaker has a rectangular casing providing a frontal wall in which are mounted a plurality of speaker mechanisms responding to differing frequency ranges. The high frequency speaker is oriented so that the axis of radiation is inclined upwardly and to one side of the normal to the front wall. In the preferred embodiments a lower frequency speaker,
openaire   +1 more source

Horn loudspeaker and loudspeaker systems

The Journal of the Acoustical Society of America, 2004
A horn loudspeaker comprises: a horn (22) having a throat (26) and a mouth (30); a primary electro-acoustic driver (24) mounted at or adjacent the throat of the horn and directed generally along the horn; and at least one secondary electro-acoustic driver (32T, 32B, 32L, 32R) mounted part-way along the horn and directed generally across the horn.
openaire   +1 more source

Loudspeakers and microphones

Transactions of the IRE Professional Group on Audio, 1954
This paper covers the development of loudspeakers and microphones and gives many illustrations of commercially available units dating from 1915 to the present time.
openaire   +1 more source

Loudspeaker system with stackable loudspeaker units

The Journal of the Acoustical Society of America, 2002
A loudspeaker system includes at least two loudspeaker units. Each loudspeaker unit includes at least one loudspeaker mechanism mounted on a loudspeaker enclosure. The loudspeaker enclosure includes an outer cabinet body having an open front side, a closed rear side, opposed lateral walls, and opposed top and bottom walls, and an inner baffle frame ...
openaire   +1 more source

Loudspeaker enclosure with isolation of loudspeaker vibration

The Journal of the Acoustical Society of America, 1987
A multi-chamber loudspeaker enclosure comprises a primary chamber having a principle interior volume and a secondary chamber having a minor interior volume substantially smaller than the principal interior volume. The secondary chamber comprises an elongated housing mounted to a front wall of the primary chamber.
openaire   +1 more source

Loudspeaker

The Journal of the Acoustical Society of America, 2009
Gilles Milot, Francois Malbos
openaire   +2 more sources