Results 61 to 70 of about 10,474,227 (297)

Carrier extraction circuit [PDF]

open access: yes, 1973
Feedback loop extracts demodulated reference signals from IF input and feeds signal back to demodulator. Since reference signal is extracted directly from carrier, no separate reference need be transmitted.
Allen, J. R.   +3 more
core   +1 more source

Resolving the observer reference class problem in cosmology [PDF]

open access: yes, 2017
The assumption that we are typical observers plays a core role in attempts to make multiverse theories empirically testable. A widely shared worry about this assumption is that it suffers from systematic ambiguity concerning the reference class of ...
Friederich, Simon
core   +3 more sources

CPX‐351 in High‐Risk Relapsed Pediatric Acute Leukemia: Real‐World Phase 1 Data Establishing the FDA‐Approved Dose

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background/Objectives Outcomes for pediatric relapsed/refractory (R/R) acute myeloid leukemia (AML) remain dismal. CPX‐351, a liposomal formulation of cytarabine and daunorubicin, may have less off‐target toxicities than traditional chemotherapies and has shown improved outcomes for adults with newly diagnosed therapy‐related AML.
Jonathan D. Bender   +17 more
wiley   +1 more source

Identification and drug susceptibility testing of the subspecies of Mycobacterium avium complex clinical isolates in mainland China

open access: yesJournal of Global Antimicrobial Resistance, 2022
Objectives: The Mycobacterium avium complex (MAC), comprising a series of subspecies, has a worldwide distribution, with differences in drug susceptibility among subspecies. This study aimed to assess the composition of MAC and susceptibility differences
Yuanchun Li   +6 more
doaj   +1 more source

Zener diode function generator requires no external reference voltage [PDF]

open access: yes, 1965
Function generator utilizing parallel impedance networks with zener diodes produces functions which are discontinuous in slope. The function generated appears at the output of the parallel network in the form of a voltage varying in ...
Bolte, G., Burns, R.
core   +1 more source

Chapman-Enskog expansion about nonequilibrium states: the sheared granular fluid

open access: yes, 2005
The Chapman-Enskog method of solution of kinetic equations, such as the Boltzmann equation, is based on an expansion in gradients of the deviations fo the hydrodynamic fields from a uniform reference state (e.g., local equilibrium).
C.-S. Chou   +6 more
core   +1 more source

Incidence and Risk Factors of Serious Osteonecrosis in Pediatric Acute Lymphoblastic Leukemia: A CYP‐C Population‐Based Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Osteonecrosis (ON) is a debilitating complication of acute lymphoblastic leukemia (ALL) therapy. While numerous studies have explored its incidence and associated risk factors, investigations using large‐scale cohorts remain important to characterize ON across heterogeneous populations.
Noémie de Villiers   +5 more
wiley   +1 more source

No-Reference Image Quality Assessment Based on the Fusion of Statistical and Perceptual Features

open access: yesJournal of Imaging, 2020
The goal of no-reference image quality assessment (NR-IQA) is to predict the quality of an image as perceived by human observers without using any pristine, reference images.
Domonkos Varga
doaj   +1 more source

Fiber optic frequency transfer link [PDF]

open access: yes, 1991
A reference frequency distribution system is disclosed for transmitting a reference frequency from a reference unit to a remote unit while keeping the reference frequency at the reference unit and the remote unit in phase.
Lutes, George F.   +2 more
core   +1 more source

A simple novel device for air sampling by electrokinetic capture. [PDF]

open access: yes, 2015
BackgroundA variety of different sampling devices are currently available to acquire air samples for the study of the microbiome of the air. All have a degree of technical complexity that limits deployment.
Frazier, Angel   +5 more
core   +3 more sources

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