Results 1 to 10 of about 6,156,502 (298)

Eleven new species of Amblypsilopus Bigot (Diptera: Dolichopodidae: Sciapodinae) and a key to the species of Madagascar and adjacent islands

open access: yesEuropean Journal of Taxonomy, 2021
Eleven new species of Amblypsilopus Bigot, 1888 from Madagascar are described and illustrated: A. analamazaotra sp. nov., A. andasibensis sp. nov., A. ankarana sp. nov., A. bairae sp. nov., A. fianarantsoa sp. nov., A. freidbergi sp. nov., A.
Igor Ya. Grichanov
doaj   +1 more source

RETRACTED: Parallel Encryption With Digit Arithmetic Of Covertext Model Using Duplicated Covertext

open access: yesInspiration, 2022
Steganography is the art and science of writing hidden messages or hiding messages in such a way that, apart from the sender and the recipient, no one knows or is aware that there is a secret message (it does not appear that there is a hidden message ...
Hari Murti   +3 more
doaj   +1 more source

Records of the lichen genus, Collema (Collemataceae, Ascomycota), in South Korea

open access: yes한국균학회지, 2021
Collema Weber ex F.H. Wigg is scarcely scattered throughout South Korea. However, a detailed taxonomic or revisionary study has not been carried out for almost two decades.
Udeni Jayalal, Jae-Seoun Hur
doaj   +1 more source

Review of the plant bug tribe Eccritotarsini (Hemiptera: Heteroptera: Miridae) of India and Sri Lanka with description of two new genera and six new species

open access: yesEuropean Journal of Taxonomy, 2021
The fauna of the bryocorine plant bug tribe Eccritotarsini from India and Sri Lanka is reviewed and updated. Ten genera and 20 species are reported from the region including two genera and six species described as new: Harpedona vittlaensis sp.
H.M. Yeshwanth, Fedor V. Konstantinov
doaj   +1 more source

Key management for substations: Symmetric keys, public keys or no keys? [PDF]

open access: yes2011 IEEE/PES Power Systems Conference and Exposition, 2011
In this paper, we discuss symmetric-key and public-key protocols for key management in electricity transmission and distribution substations — both for communication within substations, and between substations and the network control center. Key management in the electricity network is widely regarded as a challenging problem, not only because of the ...
Shailendra Fuloria   +3 more
openaire   +1 more source

Review of the genus Tylopus Jeekel, 1968, with descriptions of five new species from Thailand (Diplopoda, Polydesmida, Paradoxosomatidae)

open access: yesZooKeys, 2010
The genus Tylopus currently contains 41 species, all keyed and mapped, including five new from northern Thailand: T. bispinosus sp. n., T. grandis sp. n., T. extremus sp. n., T. veliger sp. n. and T. parajeekeli sp. n.
Natdanai Likhitrakarn   +3 more
doaj   +1 more source

Halicyclops Copepods (Cyclopidae, Halicyclopinae) from Korea [PDF]

open access: yesAnimal Systematics, Evolution and Diversity, 2013
As one of the serial faunistic studies on the brackish cyclopoids from Korea, taxonomic accounts of three species of Halicyclops from various brackish waters in South Korea are provided, with detailed illustrations of them: H. uncus Ueda and Nagai, 2009,
Jimin Lee, Cheon Young Chang
doaj   +1 more source

A block encryption algorithm based on exponentiation transform

open access: yesCogent Engineering, 2020
This paper proposes a new block encryption algorithm for cryptographic information protection. It describes a new transformation method EM (Exponentiation Module), which is part of the algorithm, and a method of S-box obtaining.
Nursulu Kapalova   +3 more
doaj   +1 more source

Revision of the Neotropical Laelius (Hymenoptera: Bethylidae) with notes on some Nearctic species

open access: yesZoologia (Curitiba), 2014
Laelius Ashmead includes 54 known nominal species worldwide. We present a revision of the Neotropical species of Laelius and provide keys for the identification of males and females of these species.
Diego N. Barbosa, Celso O. Azevedo
doaj   +1 more source

Big and beautiful: the Megaxyela species (Hymenoptera, Xyelidae) of East Asia and North America

open access: yesEuropean Journal of Taxonomy, 2017
Megaxyela Ashmead, 1898 comprises 13 species, four of which are described as new and one is removed from synonymy: Megaxyela euchroma Blank, Shinohara & Wei sp. nov. from China (Zheijang), M. fulvago Blank, Shinohara & Wei sp. nov.
Stephan M. Blank   +5 more
doaj   +1 more source

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