21,960 research outputs found

    You xiu gan bu: Dong feng zhan dou dui pi pan Tan Zhenlin man hua

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    文字:优秀干部 ;下款:东风戰斗隊批判 谭震林漫畫 66.12.30.裝裱後高寬: 122 x 37 cm.Title devised by cataloguer.Wen zi : You xiu gan bu ; Xia kuan : Dong feng zhan dou dui pi pan Tan Zhenlin man hua 66.12.30.Zhuang biao hou gao kuan : 122 x 37 cm

    Zonitoschema fuscimembris Pan & Ren 2020, comb. nov.

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    Zonitoschema fuscimembris (Fairmaire, 1886) comb. nov. Zonitis fuscimembris Fairmaire, 1886: 351. Type locality: “ Yunnan ”, China. Type depository: MNHN. Type material examined. Lectotype: “ Yunnan // R. P. Delavay ”, “Ex Musaeo // ARM. David 1900”, “ Zonitis fuscimembris Fairm. ” (MNHN; Fig. 6). Paralectotype: 1 ex., “ Zonitis fuscimembris Fairm. Yunnan ” (MNHN). Other material examined from China. 1 ex., “Fokien”, “ Zonitis fuscimembris Fairmaire ”, “ Zonitoschema fuscimembris (Fairm.) // M. A. Bologna det. 2016” (MNHN). Distribution. China: Fujian, Yunnan. Remarks. This species was originally described as Zonitis. Here we propose a new combination for it based on the study of the type specimens (MNHN) and one specimen determined by Marco A. Bologna (MNHN). Z. fuscimembris shows the typical characters of Zonitoschema including body mainly yellow, eyes large and at least attaining medial margin of maxillae on underside of head, antennae elongate and filiform, antennomere II longer than half of III, and pronotum usually longer than wide. Fairmaire (1886) did not describe the details of the type specimens. One of us (Z. Pan) examined three specimens from MHNH listed above. Two are labeled as “ Yunnan, China ”, as the type locality. Therefore, we propose that they are the syntypes, and designate the lectotype and paralectotype.Published as part of Pan, Zhao & Ren, Guo-Dong, 2020, New synonyms, combinations and status in the Chinese species of the family Meloidae Gyllenhal, 1810 (Coleoptera: Tenebrionoidea) with additional faunistic records, pp. 260-286 in Zootaxa 4820 (2) on page 265, DOI: 10.11646/zootaxa.4820.2.3, http://zenodo.org/record/439762

    Identification of three morphologically indistinguishable Epicauta species (Coleoptera, Meloidae, Epicautini) through DNA barcodes and morphological comparisons

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    Liu, Shao-Pan, Pan, Zhao, Ren, Guo-Dong (2016): Identification of three morphologically indistinguishable Epicauta species (Coleoptera, Meloidae, Epicautini) through DNA barcodes and morphological comparisons. Zootaxa 4103 (4): 361-373, DOI: 10.11646/zootaxa.4103.4.

    New synonyms, combinations and status in the Chinese species of the family Meloidae Gyllenhal, 1810 (Coleoptera: Tenebrionoidea) with additional faunistic records

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    Pan, Zhao, Ren, Guo-Dong (2020): New synonyms, combinations and status in the Chinese species of the family Meloidae Gyllenhal, 1810 (Coleoptera: Tenebrionoidea) with additional faunistic records. Zootaxa 4820 (2): 260-286, DOI: https://doi.org/10.11646/zootaxa.4820.2.

    FIGURES 22–29. Male elytra. 22–25 in Identification of three morphologically indistinguishable Epicauta species (Coleoptera, Meloidae, Epicautini) through DNA barcodes and morphological comparisons

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    FIGURES 22–29. Male elytra. 22–25, Epicauta dubia; 26–29, E. chinensis.Published as part of Liu, Shao-Pan, Pan, Zhao & Ren, Guo-Dong, 2016, Identification of three morphologically indistinguishable Epicauta species (Coleoptera, Meloidae, Epicautini) through DNA barcodes and morphological comparisons, pp. 361-373 in Zootaxa 4103 (4) on page 365, DOI: 10.11646/zootaxa.4103.4.4, http://zenodo.org/record/26263

    Single-photon-memory two-step quantum secure direct communication relying on Einstein-Podolsky-Rosen pairs

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    Quantum secure direct communication (QSDC) is an important branch of quantum communication that is capable of directly transmitting secret messages over a quantum channel. It may be viewed as a concrete realization of Wyner’s wiretap channel theory, which ensures the reliable and secure communication of information in the presence of noise and eavesdropping. Hence it is a fully-fledged quantum-communications protocol, which does not require a separate secret key negotiation phase. By contrast, its quantum key distribution (QKD) counterpart represents a secret key-negotiation protocol, which has to be followed up by a separate classical communication session. The essential difference between these two modes of quantum communication lies in the employment of a block-based data transmission technique, proposed by Long and Liu in 2000. However, the original block-based data transmission requires quantum memory, which is not widely available at the time of writing. Recently, this difficulty has been overcome by using classical coding theory, which has been successfully applied to the single-qubit DL04 QSDC. Here we will present a single-photon-memory QSDC protocol based on entangled pairs of photons. We commence by comparing QSDC to QKD, followed by an example of the single-photon QSDC and single-photon QKD protocol. Then we continue by modifying the so-called two-step QSDC protocol designed for deterministic QKD by reducing the number of qubits in a block into a single one, in which Alice prepares Einstein-Podolsky-Rosen (EPR) photon pairs and partitions them into two parts: the so-called pioneer qubit and the follow-up qubit. The pioneer photon is transferred first to Bob, while the follow-up photon is used either for performing encoding or for eavesdropping detection. Bob extracts the candidate key by combining the two particles of the EPR pair to perform Bell-basis measurement. Then the protocol is transformed into a single-photon-memory QSDC using coding theory. Our theoretical analysis shows that the resultant protocol is robust to individual attacks. Additionally, a high communication efficiency is achieved

    Références sur "Garibong-dong"

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    Liste établie par Eunjoo Carré-Na, le 6 mars 2012 Title/Author/Year 재중동포의 상업 활동과 정체성 형성 : 가리봉동 현장 연구를 중심으로 / 이민주  ( [2008]) 외국인 밀집거주로 인한 내국인 주민의 주거환경 인식에 관한 연구 : 한남동, 가리봉동을 중심으로 = Local Residents' Perception of Foreigner's Dwelling : A case study of Hannam-dong, Garibong-Dong in Seoul / 박신영  ( [2009]) 가리봉동 중국거리에서의 조선족 여성의 위치성에 대한 문화․지리적 연구 = A Cutural-Geological Study on Positionality of Korean-Chinese women in the China street at Garibong-dong / 이미애  ( [2008]) 한국의 외국인 ..
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