All articles starting with X
1,563 articles
Xiong Gong
Xiong Gong is a materials scientist and professor at the University of Akron in Ohio, known for a 2009 Science paper on polymer photodetectors and for perovskite hybrid solar cells.
Xiong Lin
Xiong Lin (熊林) is a Chinese entrepreneur who founded Ziroom, the Beijing-based long-rental housing operator, in 2011 and has led it as chief executive, becoming chairman in 2021.
Xiong Ni
Xiong Ni (熊倪), Chinese diver born 1974 in Changsha, Hunan; won five Olympic medals (3 gold) at four Games 1988-2000, back-to-back 3m springboard titles 1996 and 2000, and synchronized springboard gold with Xiao Hailiang.
Xiong Rulin
Xiong Rulin (熊汝霖) was a Ming official from Yuyao, Zhejiang, who rose to Minister of War under the Prince of Lu and was murdered at sea in 1648.
Xiong Tingbi
Xiong Tingbi (熊廷弼, 1569–1625) was a Ming dynasty official who twice served as commissioner of Liaodong, stabilized a collapsing front, and was executed in the factional purges of the eunuch Wei Zhongxian.
Xiong Wencan
Xiong Wencan (熊文灿) was a Ming dynasty official who pacified the pirates of the Fujian and Guangdong coast, then was publicly executed in 1640 after the rebel Zhang Xianzhong rose again.
Xiong Yi
Xiong Yi (熊绎) was the first ruler of Chu, enfeoffed with the rank of viscount by King Cheng of Zhou and settled at Danyang in the early Western Zhou period.
Xiongdi Lian
Xiongdi Lian (兄弟连, Xiongdilian Education) was a Beijing adult IT vocational training company best known for PHP training, founded by Li Chao in 2006 and closed in February 2020.
Xiongnu
The Xiongnu (匈奴, Hsiung-nu) were the first nomadic steppe empire, controlling the Eastern Eurasian steppe ca. 200 BCE-100 CE from Mongolia and rivaling Han China; recent genetics and linguistics link parts of their elite to the European Huns.
Xiongnu Civil War and the Five Chanyus
The Xiongnu Civil War and the Five Chanyus (五单于争立) was a succession struggle in which five rivals claimed the chanyu title under Emperor Xuan of Han.
Xiongnu conquest of the Donghu and Yuezhi
The Xiongnu conquest of the Donghu and Yuezhi (冒顿灭东胡) was the destruction of the Donghu kingdom and defeat of the Yuezhi by the Xiongnu under Modu during the Chu–Han conflict.
Xiongnu Empire
The Xiongnu Empire (匈奴帝国) was a nomadic confederacy of the eastern Eurasian steppe, reunified under the shanyu Mao Dun in 209 BC after he killed his father Touman.
Xiongnu gold crown
A Xiongnu gold crown is a gold headdress from the tomb of a Xiongnu steppe leader, of which only four examples are known, the best preserved found at Aluchaideng.
Xiongnu language
Xiongnu language (匈奴语), the language or languages of the Xiongnu confederation, known from Chinese transcriptions and the four-word Jie couplet; affiliation debated among Turkic, Mongolic, Iranian, and Yeniseian, with a 2025 study proposing Old Arin.
Xipe Totec
Xipe Totec, "Our Lord the Flayed One," ancient Mesoamerican god of spring, war, and goldsmiths, honored in the Tlacaxipehualiztli festival through captive sacrifice, flaying, and 20-day ritual wearing of victims' skins.
Xiphinema
Xiphinema (dagger nematodes), genus of Longidoridae plant-parasitic nematodes, 260-280+ species, ectoparasitic root feeders with long odontostyle, vectors of nepoviruses such as Grapevine fanleaf virus; cryptic species complicate identification.
Xiphinema americanum
Xiphinema americanum, the American dagger nematode, is a plant-parasitic nematode in the family Longidoridae, described by Cobb in 1913, that feeds on roots and transmits nepoviruses.
Xiphinema index
Xiphinema index, the California dagger nematode (Longidoridae), is a parthenogenetic root ectoparasite of grapevine and the specific vector of Grapevine fanleaf virus, first demonstrated in 1958; adults are 2.9-3.3 mm, spread about 1.5 m/year, and are managed by certified clean stock and resistant rootstocks.
Xiphoid process
Xiphoid process (xiphisternum, processus xiphoideus sterni): the smallest, most inferior part of the sternum, 2–5 cm, cartilage at birth ossifying variably with age; anchors the diaphragm, rectus abdominis, obliques, and linea alba, and is highly variable in shape (bifid, curved, foramina).
Xiphopenaeus kroyeri
Xiphopenaeus kroyeri, the Atlantic seabob or sea bob shrimp (Penaeus kroyeri Heller, 1862), is a western Atlantic penaeid shrimp from North Carolina to Rio Grande do Sul, heavily trawled in Brazil and the Guianas and listed as overexploited in Brazil since 2004.
Xiphos
The xiphos (ξίφος) was the straight, double-edged short sword of ancient Greece, with a leaf-shaped blade about 50 to 60 cm long, carried by hoplites as a secondary weapon when the spear failed.
Xiping Stone Classics
The Xiping Stone Classics (熹平石经), also called the Han stone classic, are China's first officially authorized stone-carved Confucian classics, erected in clerical script at the Imperial Academy in Luoyang between 175 and 183 CE.
Xiqian
Xiqian, known as Shitou Xiqian (石头希迁), was a Tang-dynasty Chan Buddhist master who taught on a rock at Mount Nanyue, Hunan, and is counted with Mazu Daoyi as a pillar of Chan lineage.
Xiriualtique - Jiquilisco Biosphere Reserve
Xiriualtique-Jiquilisco Biosphere Reserve (Reserva de la Biosfera Xirihualtique-Jiquilisco), El Salvador's largest UNESCO biosphere reserve, designated 2007; 101,607 ha of Pacific-coast mangroves, forests, and the Bahía de Jiquilisco Ramsar site (2005).
Xirong lun
Xirong lun (徙戎論) is a 299 memorial by Western Jin official Jiang Tong urging the court to expel the settled Rong and Di; the court rejected it.
Xishan Gujiao power station
Xishan Gujiao power station is a 3,120 MW coal-fired power station in Gujiao County, Taiyuan, Shanxi, China, that burns waste coal and heats much of Taiyuan.
Xishangzhuang power station
Xishangzhuang power station is a 1,320 MW coal-fired combined heat and power station in Yangquan, Shanxi, China, with two 660 MW ultra-supercritical units operating since 2023.
Xishuangbanna Biosphere Reserve
Xishuangbanna Biosphere Reserve, a UNESCO MAB site since 1993 in southern Yunnan, China, protects China's largest tropical forest across five sub-reserves, 242,528 ha, holding over 90% of China's wild Asian elephants amid rubber-driven deforestation.
Xishuangbanna Tropical Botanical Garden of Chinese Academy of Sciences
Xishuangbanna Tropical Botanical Garden (XTBG, 西双版纳热带植物园), CAS, founded 1959 by Cai Xitao at Menglun, Yunnan; a 1,125-ha tropical garden and research institute with 39 collections, 14,000+ species, herbarium, and field stations.
Xishui Erlang power station
Xishui Erlang power station is a coal-fired power station in Xishui County, Zunyi, Guizhou, China, operating two 660 MW units since 2015 and transmitting all of its output to Chongqing.