Results 221 to 230 of about 2,371,758 (319)

Quantum key distribution implemented with d-level time-bin entangled photons. [PDF]

open access: yesNat Commun
Yu H   +17 more
europepmc   +1 more source

State Capture—Institutionalized Corruption of the South African Revenue Service

open access: yesThunderbird International Business Review, EarlyView.
ABSTRACT This study provides valuable insight for scholars, practitioners, and government officials on how a local office of a respected international consulting firm became associated with allegations of illicit influence and state capture. The article presents how political and business leaders used a government agency, the South African Revenue ...
Jennifer H. Heckel, Prescott C. Ensign
wiley   +1 more source

Ultra-wideband unidirectional pseudospin-polarized waveguide with dual boundary conditions. [PDF]

open access: yesSci Rep
Ahmadi H   +10 more
europepmc   +1 more source

Alternative transmission modes for telecommunications networks

open access: closedThe Annals of Regional Science, 2000
Since the introduction of competition in the telecommunications sector, private firms have been facing new possible choices concerning their telecommunications systems. To evaluate these possibilities the traditional microeconomic production theory proves to be helpful.
Norbert Matthes
openalex   +3 more sources

Telecommunications for HVDC Transmission

IEEE Transactions on Power Apparatus and Systems, 1968
The control and operational principles of HVDC transmission are briefly reviewed. Basically no telecommunication is necessary for operation, with the exception of telephone connections. As the demand for service and system control increases, telecommunication requirements will grow. General requirements of telecommunications are summarized and specific
B. Hammarlund
openaire   +3 more sources

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