Results 121 to 130 of about 970,917 (377)

Drive mechanism for production of simulated human breath [PDF]

open access: yes, 1972
Simulated breath drive mechanism was developed as subsystem to breathing metabolic simulator. Mechanism reproduces complete range of human breath rate, breath depth, and breath waveform, as well as independently controlled functional residual capacity ...
Bartlett, R. G.   +3 more
core   +1 more source

On the boundary of the dispersion-managed soliton existence

open access: yes, 2000
A breathing soliton-like structure in dispersion-managed (DM) optical fiber system is studied. It is proven that for negative average dispersion the breathing soliton is forbidden provided that a modulus of average dispersion exceed a threshold which ...
A. Berntson   +20 more
core   +2 more sources

PHYSIOLOGICAL STUDIES OF THE EFFECTS OF INTERMITTENT POSITIVE PRESSURE BREATHING ON CARDIAC OUTPUT IN MAN [PDF]

open access: bronze, 1947
André Cournand   +3 more
openalex   +1 more source

Advancements in Understanding the Physicochemical Properties of Reticular Materials: An In Situ and Operando Spectroscopic Perspective

open access: yesAdvanced Materials, EarlyView.
This review explores how in situ and operando spectroscopic techniques reveal the real‐time behavior of reticular materials, including MOFs and COFs. These methods track material formation and functionalization, structural changes, defect formation, dynamic responses to external triggers, and catalytic processes.
Bettina Baumgartner   +4 more
wiley   +1 more source

A Vibrotactile Belt for Interpersonal Synchronization of Breath [PDF]

open access: yesarXiv
This paper introduces a vibrotactile belt for interpersonal synchronization of breath. It can synchronize the breathing tempo of two people by transferring breathing rhythm of one user to vibration signals of another belt, where the depth of breathing is represented by the intensity of vibration.
arxiv  

MOUTH-BREATHING. [PDF]

open access: yesJAMA: The Journal of the American Medical Association, 1899
n ...
openaire   +3 more sources

Engineering Triboelectric Paper for Energy Harvesting and Smart Sensing

open access: yesAdvanced Materials, EarlyView.
Engineering nano‐graphite coated paper (NG@P) is produced to serve as triboelectric layers and electrodes for TENGs. Ultra‐high power density above 14 kW m−2 is achieved due to the electrostatic discharge on the surface. Moreover, smart home sensors are fabricated using the NG@P for motion sensing and sleep monitoring, which could be used for security ...
Renyun Zhang   +8 more
wiley   +1 more source

Obstructive sleep apnea-hypopnea syndrome: Etiology and diagnosis

open access: yesAvicenna Journal of Medicine, 2012
Sleep disordered breathing is a common chronic condition in the general population. This review will highlight the prevalence of different types of sleep apnea in general and obstructive type in particular in the United States and Middle East.
Abdul Ghani Sankri-Tarbichi
doaj   +1 more source

Frame-Wise Breath Detection with Self-Training: An Exploration of Enhancing Breath Naturalness in Text-to-Speech [PDF]

open access: yesarXiv
Developing Text-to-Speech (TTS) systems that can synthesize natural breath is essential for human-like voice agents but requires extensive manual annotation of breath positions in training data. To this end, we propose a self-training method for training a breath detection model that can automatically detect breath positions in speech.
arxiv  

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