Distributed quantum sensor network achieves ultra-high resolution near Heisenberg limit

Precise metrology forms a fundamental basis for advanced science and technology, including bioimaging, semiconductor defects ...
BMJ

Feasibility and usefulness of Gini coefficients of primary care visits as a measure of service inequality: preliminary findings from a cross-sectional study using region-wide ...

Objective The aim of this study was to investigate inequalities in primary healthcare visits by using the Gini coefficients of primary healthcare visits (GPVs) as derived from large-scale and ...
The New York Times

G.O.P. Blocks Bid to Halt Trump’s Attacks in the Caribbean Sea

Republicans in the Senate blocked a measure that would terminate the president’s legally disputed campaign targeting alleged drug runners. By Robert Jimison Reporting from the Capitol Republicans in ...
IEEE

A Relative Pose Measurement Method for Multi-Shield TBM Adjacent Shields Based on Multi-Sensor Integration

Abstract: In addressing the challenge of measuring the relative pose between adjacent shields in Multi-Shield tunnel boring machine (TBM), a Multi-Sensor integrated measurement method combined with ...
eLife

Stall force measurement of the kinesin-3 motor KIF1A using a programmable DNA origami nanospring

This manuscript describes a novel method for determining the mechanical parameters of the kinesin, KIF1A, that uses fluorescence microscopy and does not require an optical tweezer apparatus. The ...
IEEE

Eddy Current Induced in a Finite-Length Tube by a C-Core Sensor in Arbitrary Axial Position

Abstract: The enhanced truncated region eigenfunction expansion (enhanced TREE) method is employed to derive an analytical model of a finite-length metal tube tested by a C-core coil in an arbitrary ...
Mercury News

Will your congressional district change if Prop. 50 passes? Use these maps to find out

Letters: Vote yes on Prop. 50 to foil Donald Trump’s policies Borenstein: Proposition 50 provides California’s only hope to rein in Trump Proposition 50 and more: Our endorsements for California’s Nov ...
Microwaves & RF

Smart IVT Hall and Shunt Sensors Accept External NTC Input

To enable more precise external temperature measurements in addition to junction readings, Melexis added an NTC resistor input capability to its MLX91230 (Hall-effect) and MLX91231 (shunt interface) ...