Principal Financial Group Inc. reduced its position in shares of Advanced Drainage Systems, Inc. (NYSE:WMS – Free Report) by ...

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Helena's Wastewater Treatment Facility expects to save $2,000 monthly after it replaces its worn out 40-year-old boiler.

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CBRE closed a 122,963-square-foot lease at Portside Logistics Center in Baytown, Texas, to Borusan Pipe, a steel pipe ...

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Abstract: Broadband directional couplers in which the phase constants and coupling coefficients vary with distance along two coupled transmission lines as suggested in the two preceding papers are ...

Finally, we determine the coupling between parallel guiding rods of slightly different sizes and dielectrics; at wavelengths around one micron, 3-dB directional couplers, a few hundred microns long, ...