Results 151 to 160 of about 890,396 (390)

A high-precision amplifier using ping-pong auto-zeroing

open access: yesDianzi Jishu Yingyong
This paper presents the design and implementation of a low-offset, high-gain operational amplifier (op-amp). The overall circuit consists of a bandgap reference, oscillator, frequency divider, auxiliary op-amp, and main op-amp.
Deng Xinwei   +4 more
doaj   +1 more source

Field-effect transistor improves electrometer amplifier [PDF]

open access: yes, 1964
An electrometer amplifier uses a field effect transistor to measure currents of low amperage. The circuit, developed as an ac amplifier, is used with an external filter which limits bandwidth to achieve optimum noise ...
Munoz, R.
core   +1 more source

Comprehensive omics‐based classification system in adult patients with B‐cell acute lymphoblastic leukemia

open access: yesMolecular Oncology, EarlyView.
The COMBAT classification system, developed through multi‐omics integration, stratifies adult patients with B‐cell acute lymphoblastic leukemia(B‐ALL) into three molecular subtypes with distinct surface antigen patterns, immune landscape, methylation patterns, biological pathways and prognosis.
Yang Song   +11 more
wiley   +1 more source

Artificial-feedback system [PDF]

open access: yes, 1970
System suppresses spurious sinusoidal responses of any sinusoidally driven amplifier showing time-dependent phase shift versus frequency function. System is applicable to any sinusoidally driven amplifier.
Sutton, J. F.
core   +1 more source

Dose‐dependent induction of epithelial‐mesenchymal transition in 3D melanoma models by non‐thermal plasma treatment

open access: yesMolecular Oncology, EarlyView.
Non‐thermal plasma treatment of melanoma cells induced epithelial‐mesenchymal transition (EMT) in a dose‐dependent fashion. This report highlights the critical need to further investigate potential adverse effects of non‐thermal plasma for cancer therapy and to optimize treatment parameters for clinical translation. Despite the promising results of non‐
Eline Biscop   +10 more
wiley   +1 more source

A near–quantum-limited Josephson traveling-wave parametric amplifier

open access: yesScience, 2015
C. Macklin   +10 more
semanticscholar   +1 more source

Induction motor control system with voltage controlled oscillator circuit [PDF]

open access: yes, 1973
A voltage controlled oscillator circuit is reported in which there are employed first and second differential amplifiers. The first differential amplifier, being employed as an integrator, develops equal and opposite slopes proportional to an input ...
Currie, J. R.   +2 more
core   +1 more source

Molecular imaging predicts trastuzumab‐deruxtecan (T‐DXd) response in head and neck cancer xenograft models

open access: yesMolecular Oncology, EarlyView.
Trastuzumab‐deruxtecan, a HER2‐targeting antibody‐drug conjugate, shows promising antitumor activity in head and neck squamous cell carcinoma with low HER2 expression. In vitro and in vivo studies demonstrated dose‐dependent cell death and tumor growth reduction in low HER2‐expressing cell lines, which correlated with drug accumulation measured using a
Abdullah Bin Naveed   +8 more
wiley   +1 more source

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