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  2. Polychlorinated biphenyl - Wikipedia

    en.wikipedia.org/wiki/Polychlorinated_biphenyl

    The coplanar group members have a fairly rigid structure, with their two phenyl rings in the same plane. It renders their structure similar to polychlorinated dibenzo-p-dioxins (PCDDs) and polychlorinated dibenzofurans, and allows them to act like PCDDs, as an agonist of the aryl hydrocarbon receptor (AhR) in organisms.

  3. PCB congener list - Wikipedia

    en.wikipedia.org/wiki/PCB_congener_list

    Congener descriptors give a shorthand notation for geometry and substituent positions. The twelve congeners that display all four of the descriptors are referred to as being "dioxin-like", referring both to their toxicity and structural features which make them similar to 2,3,7,8-tetrachlorodibenzo-p-dioxin (2378-TCDD). [1]

  4. Coplanar waveguide - Wikipedia

    en.wikipedia.org/wiki/Coplanar_waveguide

    Coplanar waveguides play an important role in the field of solid state quantum computing, e.g. for the coupling of microwave photons to a superconducting qubit.In particular the research field of circuit quantum electrodynamics was initiated with coplanar waveguide resonators as crucial elements that allow for high field strength and thus strong coupling to a superconducting qubit by confining ...

  5. List of biblical figures identified in extra-biblical sources

    en.wikipedia.org/wiki/List_of_biblical_figures...

    These are biblical figures unambiguously identified in contemporary sources according to scholarly consensus.Biblical figures that are identified in artifacts of questionable authenticity, for example the Jehoash Inscription and the bullae of Baruch ben Neriah, or who are mentioned in ancient but non-contemporary documents, such as David and Balaam, [n 1] are excluded from this list.

  6. Substrate-integrated waveguide - Wikipedia

    en.wikipedia.org/wiki/Substrate-integrated_waveguide

    SIWs are promising structures that can be used in complex microwave systems as interconnects, filters, etc. However, a problem may arise: the connection of the SIWs with other kinds of transmission lines (TL), mainly microstrip, coplanar and coaxial cable. The goal of such transitions between two different topologies of TL is to excite the ...

  7. Via fence - Wikipedia

    en.wikipedia.org/wiki/Via_fence

    Via fences use up a lot of valuable substrate real estate and so will increase the overall size of the assembly. Via fences too close to the line being guarded can degrade the isolation otherwise achievable. In stripline, a rule of thumb is to place the fences at least four times the trace to groundplane distance away from the line being ...

  8. Answered Prayer: A building with safety concerns, Living ...

    www.aol.com/news/answered-prayer-building-safety...

    Nov. 21—An Austin church will soon be coming down and for many within the church, it's an answered prayer. Living Bible Church, which has been on the market to be sold for the better part of two ...

  9. Planar transmission line - Wikipedia

    en.wikipedia.org/wiki/Planar_transmission_line

    An RF power amplifier incorporating planar circuit structures. The amplifier on the left feeds its output into a set of planar transmission line filters in the centre. The third circuit block on the right is a circulator to protect the amplifier from accidental reflections of the power back from the antenna