Results 61 to 70 of about 585,344 (349)

Improved Magnetic Information Storage using Return-Point Memory

open access: yes, 1996
The traditional magnetic storage mechanisms (both analog and digital) apply an external field signal H(t) to a hysteretic magnetic material, and read the remanent magnetization M(t), which is (roughly) proportional to H(t). We propose a new analog method
Perkovic, Olga, Sethna, James P.
core   +2 more sources

Small-signal amplifier based on single-layer MoS2 [PDF]

open access: yes, 2012
In this Letter we demonstrate the operation of an analog small-signal amplifier based on single-layer MoS2, a semiconducting analogue of graphene. Our device consists of two transistors integrated on the same piece of single-layer MoS2.
Kis, Andras   +2 more
core   +2 more sources

Interplay between circadian and other transcription factors—Implications for cycling transcriptome reprogramming

open access: yesFEBS Letters, EarlyView.
This perspective highlights emerging insights into how the circadian transcription factor CLOCK:BMAL1 regulates chromatin architecture, cooperates with other transcription factors, and coordinates enhancer dynamics. We propose an updated framework for how circadian transcription factors operate within dynamic and multifactorial chromatin landscapes ...
Xinyu Y. Nie, Jerome S. Menet
wiley   +1 more source

Linking Mixed-Signal Design and Test: Generation and Evaluation of Specification-Based Tests [PDF]

open access: yes, 2000
The work described in this thesis is aimed at the exploration of new methods\ud for the integration of design and test development procedures for mixedsignal\ud integrated circuits (IC's).
Engin, Nur
core   +1 more source

CMOS design of cellular APAPs and FPAPAPs: an overview [PDF]

open access: yes, 2002
CNN-based analog visual microprocessors have similarities with the so-called Single Instruction Multiple Data systems, although they work directly on analog signal representations obtained through embedded optical sensors and hence do not need a frontend
Rodríguez Vázquez, Ángel Benito
core   +1 more source

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

Apparatus for determining thermophysical properties of test specimens [PDF]

open access: yes, 1977
Apparatus is described for directly measuring the quantity square root of pck of a test specimen such as a wind tunnel model where p is density, c is the specific heat and k is the thermal conductivity of the specimen.
Corwin, R. R.   +3 more
core   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

Third order digital-to-analog converter [PDF]

open access: yes, 1972
System, consisting of sample and hold digital-to-analog converter, clock circuit, sample delay circuit, initial condition circuit and interpolator circuit, improves accuracy of reconstructed analog signal without increasing sample ...
Dotson, W. P.
core   +1 more source

The Modern FPGA as Discriminator, TDC and ADC [PDF]

open access: yes, 2006
Recent generations of Field Programmable Gate Arrays (FPGAs) have become indispensible tools for complex state machine control and signal processing, and now routinely incorporate CPU cores to allow execution of user software code.
  +10 more
core   +2 more sources

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