Results 41 to 50 of about 663,104 (361)

Active rc filter permits easy trade-off of amplifier gain and sensitivity to gain [PDF]

open access: yes, 1968
Passive RC network was designed with zeros of transmission in the right half of the complex frequency plane in the feedback loop of a simple negative-gain amplifier.
Kerwin, W. J., Shaffer, C. V.
core   +1 more source

Amplification of Fluctuations in a Spinor Bose Einstein Condensate

open access: yes, 2008
Dynamical instabilities due to spin-mixing collisions in a $^{87}$Rb F=1 spinor Bose-Einstein condensate are used as an amplifier of quantum spin fluctuations.
Cohen, M. L.   +5 more
core   +1 more source

Analysis And Performance Of A Picosecond Dye Laser Amplifier Chain [PDF]

open access: yes, 1982
Design considerations are discussed for a simple, easy to use and relatively efficient high gain dye laser amplifier chain for CW mode-locked dye lasers. The amplifier boosts the output of a synchronously mode-locked dye laser to obtain ≈005 mj, ≤ 1 psec
Chiu, L. C., Koch, T. L., Yariv, A.
core   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

FET comparator detects analog signal levels without loading analog device [PDF]

open access: yes, 1966
FET comparator circuit detects discrete analog computer output levels without excessively loading the output amplifier of the computer. An FET common source amplifier is coupled by a differential amplifier to a bistable transistor flip-flop. This circuit
Wallace, H. L.
core   +1 more source

Computational Fluid Dynamic Studies of Vortex Amplifier Design for the Nuclear Industry—I. Steady-State Conditions [PDF]

open access: yes, 2011
In this study the effects of changes to the geometry of a vortex amplifier are investigated using computational fluid dynamics (CFD) techniques, in the context of glovebox operations for the nuclear industry. These investigations were required because of
Aljuwayhel   +22 more
core   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

A High Gain Operational Amplifier With Dual-Tail Source Architecture for Fast Slewing

open access: yesIEEE Open Journal of Circuits and Systems
This work introduces an enhanced operational amplifier architecture in which four flipped voltage follower (FVF) cells act as adaptive tail current sources to improve the performance of a conventional current mirror (CM)-based design.
Meysam Akbari   +3 more
doaj   +1 more source

Universal Integrated Photodetector Platform

open access: yesProceedings, 2018
Within this work we developed a universal integrated photodetector platform for the detection, amplification and digitalization of various optical data signals.
Alexander Nemecek   +2 more
doaj   +1 more source

Design of hysteresis circuits using differential amplifiers [PDF]

open access: yes, 1971
Design equations for hysteresis circuit are based on the following assumptions: amplifier input impedance is larger than source impedance; amplifier output impedance is less than load impedance; and amplifier switches state when differential input ...
Cooke, W. A.
core   +1 more source

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