Results 101 to 110 of about 1,797 (181)

Achieving Enhanced Spectral Efficiency for Constant Envelope Transmission in CP-OFDMA Framework. [PDF]

Sensors (Basel)
Zhu Z, Zhu Y, Xu X, Wang W, Chai L, Zheng Y.   +5 more
europepmc   +1 more source

PAPR Reduction in OFDM Systems [PDF]

, 2018
openaire   +1 more source

Powered Air Purifying Respirators (PAPRs) for Protection from Respirable Dust in Underground Mines. [PDF]

Min Metall Explor
Sanchez Gonzalez L, Ranjan Kumar A, Arnold B.   +2 more
europepmc   +1 more source

The Real-Time Estimation of Respiratory Flow and Mask Leakage in a PAPR Using a Single Differential-Pressure Sensor and Microcontroller-Based Smartphone Interface in the Development of a Public-Oriented Powered Air-Purifying Respirator as an Alternative to Lockdown Measures. [PDF]

Sensors (Basel)
Fujii Y.
europepmc   +1 more source

Discontinuity Characterization and Low-Complexity Smoothing in RF-PA Polynomial Piecewise Modeling. [PDF]

Sensors (Basel)
Pedrosa C, Pham DG, Rashev P, Almairac P, Nanan JC, Desgreys P.   +5 more
europepmc   +1 more source

Attitudes of fire service personnel toward respiratory protection in wildland firefighting. [PDF]

Ann Work Expo Health
Dawit E, Naeem S, Vinegar S, Styles L, Jones RM.   +4 more
europepmc   +1 more source

Frequency-comb enabled spectrum-correlation reflectometry for distributed fiber-optic sensing. [PDF]

Light Sci Appl
Lin Z, Zhao Z, He H, Chen C, Tang M, Soto MA.   +5 more
europepmc   +1 more source

Prognostic Value of Selective Nerve Root Blocks Prior to Pulsed Radiofrequency in the Treatment of Patients With Chronic Radicular Pain: A Systematic Review. [PDF]

Pain Pract
van Ooijen MR, Özkan S, van Boxem K, Vissers KCP, van den Heuvel SAS.   +4 more
europepmc   +1 more source

Examination of the requirements for powered air-purifying respirator (PAPR) utilization as an alternative to lockdown. [PDF]

Sci Rep
Fujii Y.
europepmc   +1 more source

Self-medication with psychedelics: a scoping review and narrative synthesis of review-level evidence. [PDF]

Explor Res Clin Soc Pharm
Shiju S, Tirumala R, Marseille E.
europepmc   +1 more source