Casimir effect: …Munday and Italian American physicist Federico Capasso first observed the repulsive Casimir effect between a gold-plated polystyrene sphere and a silica plate immersed in bromobenzene. The attractive Casimir effect can cause parts of nanomachines to stick together, and use of the repulsive Casimir effect has been proposed as a solution…

mussel: The capax horse mussel (Modiolus capax) has a bright orange-brown shell under a thick periostracum; its range in the Pacific Ocean extends from California to Peru. The Atlantic ribbed mussel (Modiolus demissus), which has a thin, strong, yellowish brown shell, occurs from Nova Scotia to the…

Francisco Romero: …who reputedly invented the bullfighter’s muleta, a red cape used in conjunction with the sword. With it the matador leads the bull through the most spectacular passes of the bullfight, finally leading it to lower its head, so that the matador may thrust the sword between the bull’s shoulders. Romero…

Ceduna: …of fauna, including the rare Cape Barren goose. Pop. (2006) 3,572; (2011) 3,480.

Tasmanian Aboriginal people: …focus for this community became Cape Barren Island, on which in 1881 a reserve was established for “half-castes,” the official designation for mixed-race individuals, who were discriminated against even as their Aboriginal identity was negated (the Cape Barren Island Reserve Act of 1912 , for example, identified the islanders as…

Tasmanian Aboriginal people: …Act of 1912 , for example, identified the islanders as a distinct people requiring special regulation by the government but did not recognize them as Aboriginal people).

Cape Breton Highlands, forested upland, northernmost Nova Scotia, Canada, on Cape Breton Island. The highlands, which occupy a large peninsula bounded by the Atlantic Ocean on the east and the Gulf of St. Lawrence on the west, are the most prominent physical feature of Nova Scotia. Rising abruptly

Cape Breton Highlands National Park, park on Cape Breton Island, in northern Nova Scotia, Canada, that was established in 1936, when 367 square miles (951 square km) of the island’s northern section were reserved for public use. It lies between the Atlantic Ocean and the Gulf of St. Lawrence, and

Cape Breton Island, northeastern portion of Nova Scotia, Canada. It is separated from the remainder of the province and the Canadian mainland by the 2-mile- (3-km-) wide Strait of Canso (southwest) and is further bounded by the Gulf of St. Lawrence and Cabot Strait (north), the Atlantic Ocean (east

Cape buffalo, (Syncerus caffer caffer), the largest and most formidable of Africa’s wild bovids (family Bovidae) and a familiar sight to visitors of African parks and reserves. The Cape buffalo is the only member of the buffalo and cattle tribe (Bovini) that occurs naturally in Africa. (The forest,

Cape Canaveral: …landing facility, a visitors’ centre, Cape Canaveral Air Force Station, and a space vehicle assembly building 525 feet (160 metres) tall with 8 acres (3 hectares) of floor area—now occupies much more than the cape itself. It extends 34 miles (55 km) from north to south and is 10 miles…

African cypress: Clanwilliam cedar, or Cape cedar (W. cedarbergensis), is a tree 6 to 18 metres (20 to 59 feet) tall with wide-spreading branches that is found in the Cederberg Mountains of Western Cape province, South Africa; the species is also listed as critically endangered.

Cape Coast, town in the center of the seaboard of Ghana. It lies on a low promontory jutting into the Gulf of Guinea of the Atlantic Ocean about 75 miles (120 km) southwest of the Ghanaian capital of Accra. In the 15th century the Portuguese established a post on the site, and in the 16th century

Cape Coast Castle, fortified castle at Cape Coast, Ghana, that is one of the biggest and best-preserved of the slave castles along the coast of West Africa. It began in 1555 as a Portuguese trading post called Cabo Corso (“Short Cape”), from which it got its name. The original timber building was

Cape Cod Canal, artificial waterway in southeastern Massachusetts, U.S. A part of the Atlantic Intracoastal Waterway, it joins Cape Cod Bay (northeast) with the waters of Buzzards Bay (southwest) and traverses the narrow isthmus of Cape Cod. The canal is 17.5 miles (28 km) long, including its

Cape Cod National Seashore, protected area of shoreline, natural habitats, and historically significant structures on Cape Cod, eastern Massachusetts, U.S. The seashore was established in 1966 and comprises 68 square miles (176 square km) of beaches, ponds, marshes, dunes, and woodlands extending

Provincetown, town (township), Barnstable county, eastern Massachusetts, U.S., at the northern tip of Cape Cod. It is located among sand dunes within a fishhook-shaped harbour that was visited by the explorers Bartholomew Gosnold in 1602 and Henry Hudson in 1609. Before the Pilgrims founded

Cape Colony, British colony established in 1806 in what is now South Africa. With the formation of the Union of South Africa (1910), the colony became the province of the Cape of Good Hope (also called Cape Province). For more detail, see Cape

Coloured, a person of mixed European (“white”) and African (“black”) or Asian ancestry, as officially defined by the South African government from 1950 to 1991. Individuals assigned to this classification originated primarily from 18th- and 19th-century unions between men of higher and women of

Cape Coral, city, Lee county, southwestern Florida, U.S. It is situated on a broad peninsula pointing southward, with Fort Myers just to the northeast across the estuary of the Caloosahatchee River and Pine Island (and the Gulf of Mexico beyond) to the west across the strait known as Matlacha Pass.

Cape Dezhnyov, cape, extreme eastern Russia. Cape Dezhnyov is the easternmost point of the Chukchi Peninsula and of the entire Eurasian landmass. It is separated from Cape Prince of Wales in Alaska by the Bering Strait. The Russian name was given in 1879 in honour of a Russian explorer S.I.

Cape Dezhnyov, cape, extreme eastern Russia. Cape Dezhnyov is the easternmost point of the Chukchi Peninsula and of the entire Eurasian landmass. It is separated from Cape Prince of Wales in Alaska by the Bering Strait. The Russian name was given in 1879 in honour of a Russian explorer S.I.

Cape Town: Climate: …referred to as the “Cape doctor” because they keep air pollution at a low level.

Afrikaans language, West Germanic language of South Africa, developed from 17th-century Dutch, sometimes called Netherlandic, by the descendants of European (Dutch, German, and French) colonists, indigenous Khoisan peoples, and African and Asian slaves in the Dutch colony at the Cape of Good Hope.

eland: The common, or Cape, eland (T. oryx) ranges over the woodlands, plains, mountains, and subdeserts of eastern and southern Africa. The eland is the largest of all antelopes.

Cape emerald, gem-quality prehnite (not emerald). See

Battle of Guadalcanal: The Battles of the Eastern Solomons, Cape Esperance, and Santa Cruz: In the ensuing Battle of Cape Esperance, the Japanese lost the heavy cruiser Furutaka and the destroyer Fubuki, while the Americans lost the destroyer USS Duncan.

Saul Bass: Scorsese’s Goodfellas (1990), Cape Fear (1991), and Casino (1995).

Cape Fear, American thriller film, released in 1962, that was a suspenseful tale of revenge, especially noted for Robert Mitchum’s chilling performance. (Read Martin Scorsese’s Britannica essay on film preservation.) Gregory Peck portrayed Sam Bowden, a defense attorney who, along with his family,

Cape Fear River, river in central and southeastern North Carolina, U.S., formed by the confluence of the Deep and Haw rivers along the boundary between Chatham and Lee counties. It flows generally southeast past Fayetteville, Elizabethtown, and Wilmington and enters the Atlantic Ocean at Southport,

file snake: …feet) in total length, the Cape file snake (G. capensis) of central Africa is one of the largest species. It preys regularly on snakes, including cobras and puff adders. The elephant-trunk snake (Acrochordus arafurae), which is also commonly known as the Arafura file snake, is an unrelated nonvenomous species that…

Cape Flats, low, sandy area extending inland from the peninsular Cape of Good Hope, Western Cape province, South Africa, and occupying most of the isthmus between Table Bay and False Bay. In relatively recent geologic times, the flats were under the sea. Once covered by low bushes, the area was

fynbos, scrubland plant community found along a narrow strip of the extreme southern coast of South Africa, composed of many species of broad-leaved evergreen shrubs, especially plants of the family Proteaceae. Fynbos ecosystems, part of the greater Cape floristic region, include more than 8,500

bat-eared fox, (species Otocyon megalotis), large-eared fox, belonging to the dog family (Canidae), found in open, arid areas of eastern and southern Africa. It has 48 teeth, 6 more than any other canid. The bat-eared fox is like the red fox in appearance but has unusually large ears. It is

fox: Classification: chama (Cape fox, South African silver fox, or chama) Long-eared fox inhabiting dry areas of Southern Africa, particularly in the Kalahari desert region; weight 4 kg, body length usually less than 60 cm; coat gray. V. corsac (corsac, or steppe, fox) Small and social steppe-dwelling fox

Cape Frontier Wars, (1779–1879), 100 years of intermittent warfare between the Cape colonists and the Xhosa agricultural and pastoral peoples of the Eastern Cape, in South Africa. One of the most prolonged struggles by African peoples against European intrusion, it ended in the annexation of Xhosa

fur seal: …metres (4–6 feet), but the South African, or Cape, fur seal (A. pusillus) and the Australian fur seal (A. pusillus doriferus) grow to lengths and weights of about 2.5 metres (8 feet) and 300 kg in the male, 1.8 metres and 120 kg (265 pounds) in the female. Like the…

gannet: …smaller southern species are the Cape gannet (M. capensis), which breeds on islands off South Africa, and the Australian (or Australasian) gannet (M. serrator), which breeds around Tasmania and New Zealand.

Cape Girardeau, city, Cape Girardeau county, southeastern Missouri, U.S. It lies along the Mississippi River (there bridged to Illinois) at the southeast edge of the Ozark Plateau, 100 miles (160 km) south of St. Louis. Established before 1793 by the French Canadian Louis Lorimier, it was named for

Cape gooseberry, (Physalis peruviana), species of ground cherry in the nightshade family (Solanaceae) and its edible fruit. The plant is native to Colombia, Ecuador, and Peru and was widely grown in South Africa beginning in the 19th century, which is likely the source of its common name. It is

Cape Hatteras National Seashore, scenic coastal area situated on Bodie, Hatteras, and Ocracoke islands along the Outer Banks, eastern North Carolina, U.S. The park, the country’s first national seashore, was authorized in 1937 and established in 1953. It has a total area of 47 square miles (122

Eugenie Clark: …year it was renamed the Mote Marine Laboratory. The year the lab was built, Clark was asked by a cancer researcher to capture some sharks so he could study their livers; that led to the creation of a pen for live sharks at the site. In 1958 Clark undertook research…

African wild dog, (Lycaon pictus), wild African carnivore that differs from the rest of the members of the dog family (Canidae) in having only four toes on each foot. Its coat is short, sparse, and irregularly blotched with yellow, black, and white. The African wild dog is about 76–102 cm (30–41

Nauset, any member of an Algonquian-speaking Native North American tribe that occupied most of what is now Cape Cod, in Massachusetts. The Nauset probably came into contact with Europeans at an early date because of their location, and Samuel de Champlain is known to have encountered them in 1606.

Cape May, city, Cape May county, at the southern tip of New Jersey, U.S. Originally called Cape Island, it was renamed in 1869 for the Dutch explorer Cornelius Jacobsen Mey, who visited there in 1623. It is the oldest beach resort in the nation, dating to the beginning of the 19th century; in the

waxplant: Major species: …and are sometimes known as wax vines. Porcelain flower (Hoya carnosa) has several cultivated varieties with white to rosy-pink flowers; one such variety, the Hindu rope vine, has twisted distorted leaves that may be variegated cream, yellow, and pink. The miniature waxplant (H. lanceolata bella) is more compact and has…

gardenia: Cape jasmine (Gardenia jasminoides), native to China, is the fragrant species sold by florists and grown as an ornamental.

spring hare, (Pedetes capensis), a bipedal grazing rodent indigenous to Africa. About the size of a rabbit, the spring hare more closely resembles a giant jerboa in having a short round head, a thick muscular neck, very large eyes, and long, narrow upright ears. Like jerboas, it has short forelegs

Cape Krusenstern National Monument, undeveloped wilderness area in northwestern Alaska, U.S., on the treeless coast of the Chukchi Sea. It is part of a string of national parks, monuments, and preserves north of the Arctic Circle that stretches eastward for hundreds of miles; Noatak National

Cape Lookout National Seashore, scenic coastal area on the barrier islands of the southern Outer Banks, eastern North Carolina, U.S. The national seashore, created in 1966, has an area of 44 square miles (114 square km). The three islands—North Core Banks, South Core Banks, and Shackleford

lyretail: The Cape Lopez lyretail (A. australe), one of the first species to be imported, is a popular aquarium fish, as are the others. Lyretails belong to the killifish (q.v.) group.

Coloured: A Muslim minority, the so-called Cape Malays, lived mostly in separate communities and married among themselves for religious reasons.

mastic: Cape mastic is the product of Euryops multifidus, the resin bush—a plant of the aster family (Asteraceae). Dammar resin is sometimes sold under the name of mastic and comes from a number of Asian trees. The West Indian mastic tree is Bursera gummifera (Burseraceae), and…

World War II: Central Europe and the Balkans, 1940–41: …Belgrade coup d’état, the decisive Battle of Cape Matapan took place between the British and Italian fleets in the Mediterranean, off the Peloponnesian mainland northwest of Crete. Hitherto, Italo-British naval hostilities in the Mediterranean area since June 1940 had comprised only one noteworthy action: the sinking in November at the…

Cape May, county, extreme southern New Jersey, U.S. It consists of a low-lying peninsula bordered by Delaware Bay and West Creek to the west, the Atlantic Ocean to the east, and the Tuckahoe River and Great Egg Harbor to the north. Offshore sandbars along the eastern coast create numerous bay

Cape May, city, Cape May county, at the southern tip of New Jersey, U.S. Originally called Cape Island, it was renamed in 1869 for the Dutch explorer Cornelius Jacobsen Mey, who visited there in 1623. It is the oldest beach resort in the nation, dating to the beginning of the 19th century; in the

Liberia: …which founded a colony at Cape Mesurado in 1821. In 1824 the territory was named Liberia, and its main settlement was named Monrovia, which is the present-day capital. Liberian independence was proclaimed in 1847, and its boundaries were expanded. The country enjoyed relative stability until a rebellion in 1989 escalated…

zebra: zebra zebra (Cape Mountain zebra).

Cape Province, former province of South Africa, occupying the southern extremity of the African continent. Prior to the establishment of the Union of South Africa in 1910, the area was known as the Cape Colony. Cape Province comprised all of southern and western South Africa. It was the largest of

Cape of Good Hope: …which is part of the Cape of Good Hope Nature Reserve (established 1939) that encompasses the southern tip of the peninsula. There is a lighthouse on Cape Point about 1.2 miles (2 km) east of the Cape of Good Hope.

Jean Cocteau: Heritage and youth: …Le Cap de Bonne-Espérance (1919; The Cape of Good Hope). At intervals during the years 1916 and 1917, Cocteau entered the world of modern art, then being born in Paris; in the bohemian Montparnasse section of the city, he met painters such as Pablo Picasso and Amedeo Modigliani and writers…

Harper, town and Atlantic Ocean port, southeastern Liberia, West Africa. It is situated on Cape Palmas. The cape was settled (1833) by a group of North American freed slaves sponsored by the Maryland Colonization Society. In 1857 troubles with the local Grebo people led the colony to request

African penguin, (Spheniscus demersus), species of penguin (order Sphenisciformes) characterized by a single band of black feathers cutting across the breast and a circle of featherless skin that completely surrounds each eye. The species is so named because it inhabits several locations along the

Cape Photographic Durchmusterung (CPD), star catalog listing 454,875 stars of the 11th magnitude or brighter between 18° south declination and the south celestial pole. The CPD was a southern-sky supplement to the Bonner Durchmusterung. The photographic plates required were made between 1885 and

petrel: Among them are the pintado petrel, or Cape pigeon (Daption capensis), a sub-Antarctic species about 40 cm (16 inches) long, marked with bold patches of black and white. The snow petrel (Pagodroma nivea), 35 cm, a pure white species, and the Antarctic petrel (Thalassoica antarctica), 42 cm, a brown-and-white-pied…

Dennis: The Cape Playhouse is a restored colonial meetinghouse and one of the best-known summer-stock theatres in the eastern United States. Historic sites include the Josiah Dennis Manse (1736) and Jericho House (1801). Area 21 square miles (54 square km). Pop. (2000) 15,973; (2010) 14,207.

zorille, (Ictonyx [sometimes Zorilla] striatus), African carnivore of the weasel family (Mustelidae), frequenting diverse habitats. It has a slender body, 29–39 centimetres (12–16 inches) long, and a bushy white tail, 21–31 cm long. Its fur is long and black, white striped on the back and white

pondweed: Cape pondweed, or water hawthorn (Aponogeton distachyos), of the family Aponogetonaceae, is native to South Africa and is grown as an ornamental in pools and greenhouses. Many species of those families serve as food for waterfowl and as cover for fishes.

Kennebunkport, town, York county, southwestern Maine, U.S. It is situated at the mouth of the Kennebunk River, on the Atlantic coast. It is adjacent to Kennebunk and lies 29 miles (47 km) southwest of Portland. The original settlement (1629) by Richard Vines was brought under the control of

Cape Province, former province of South Africa, occupying the southern extremity of the African continent. Prior to the establishment of the Union of South Africa in 1910, the area was known as the Cape Colony. Cape Province comprised all of southern and western South Africa. It was the largest of

veld: Physiography: …consists of the Drakensberg and Cape ranges, and by the Lesotho Highlands. Its less clearly defined northern and western boundaries coincide roughly with the 4,000-foot contour. Most of it is underlain by sedimentary strata of the Karoo System (or Karoo Super Group), dating from about 345 to 190 million years…

Exmouth Gulf: Nearby Cape Range National Park is important for the conservation of the threatened black-footed rock wallaby. Pop. (2006) Exmouth urban centre, 1,844; (2011) Exmouth urban centre, 2,207.

pyrope, magnesium aluminum garnet (Mg3Al2), the transparent form of which is used as a gemstone. Its colour varies from brownish red to purplish red. A beautiful, deep-red pyrope is often called ruby, in combination with the locality of occurrence, as Cape ruby from South Africa. It is also used in

conservation: Flood control: …species so affected is the Cape Sable seaside sparrow (Ammodramus maritimus mirabilis) found in the Florida Everglades. The Everglades once stretched from Lake Okeechobee in the north to Florida Bay in the south. Water flowed slowly over a wide area, and its levels varied seasonally: summer rains caused the levels…

Horatio Nelson: Battles of Cape St. Vincent and the Nile: …Jervis in the Atlantic off Cape St. Vincent on the previous day, Nelson on February 14, 1797, found himself sailing in mist through a Spanish fleet of 27 ships. The Spaniards were sailing in two divisions and Jervis planned to cut between the two and destroy one before the other…

Cape Saint Vincent, cape, southwesternmost Portugal, forming with Sagres Point a promontory on the Atlantic Ocean. To the Greeks and Romans it was known, from the presence of a shrine there, as the Sacred Promontory. Tourism, pastoralism, and fishing are the economic mainstays of the region, which

Vancouver Island: …along the west coast, and Cape Scott Provincial Park (58 square miles [151 square km]) is at its northwestern tip.

shoveler: …Cape, or Smith’s, shoveler (A. smithii) of South Africa; and the Australasian, or blue-winged, shoveler (A. rhynchotis) of New Zealand and Australia.

Precambrian: Ophiolites: …is an ophiolite in the Cape Smith belt on the south side of Hudson Bay in Canada whose age has been firmly established at 1.999 billion years. There is a 1.96-billion-year-old ophiolite in the Svecofennian belt of southern Finland, but most Proterozoic ophiolites are 1 billion to 570 million years…

African spiny mouse: The Cape spiny mouse (A. subspinosus) of South Africa is one of the smallest, with a body up to 10 cm long and a tail of less than 2 cm. Depending upon the species, fur covering the upperparts may be gray, grayish yellow, brownish red, or…

fynbos: as sunbirds (Nectarina) and the Cape sugarbird (Promerops cafer)—animals with which the proteoids have coevolved. Seed dispersal by ants occurs in an unusually large number of the plant species of the fynbos.

sundew: Major species: The Cape sundew (D. capensis), native to the Cape region of South Africa, features long narrow leaves with red-tipped glands and is commonly sold as a novelty plant. Two species (D. katangensis and D. insolita) native to the Democratic Republic of the Congo are listed as…

Cape Town, city and seaport, legislative capital of South Africa and capital of Western Cape province. The city lies at the northern end of the Cape Peninsula some 30 miles (50 kilometres), at its southernmost boundary, north of the Cape of Good Hope. Because it was the site of the first European

Cape Town: Education: The University of Cape Town, also in Rondebosch, developed from South African College (founded in 1829) and formally came into being in 1918. The university has always demanded the right to admit students of all races, conditional only on the basis of academic merit, and an…

Cape tulip, any plant of the genus Haemanthus of the family Amaryllidaceae, consisting of about 50 species of ornamental South African herbs. Most species have dense clusters of red flowers and broad, blunt leaves that are grouped at the base of the plant. A few species have white flowers. Some

Point Ke Ga, the easternmost point of Vietnam, lying along the South China Sea. The promontory, rising to 2,316 feet (706 m) above the sea, lies southeast of Tuy Hoa and is a continuation of a massive southwest-northeast–trending granite spur of the Annamese Cordillera. Ke Ga is also the name of

Cabo Verde, country comprising a group of islands that lie 385 miles (620 km) off the west coast of Africa. Praia, on Santiago, is the capital. Cabo Verde is named for the westernmost cape of Africa, Cape Verde (French: Cap Vert), which is located in nearby Senegal and is the nearest point on the

Cape Verde Basin, submarine depression in the Atlantic Ocean that rises to meet the submerged Mid-Atlantic Ocean Ridge to the west and the western African coast to the east. With the contiguous Canary Basin (north), it forms an arc that swings around the western coast of Africa west and southwest

Cape Verde Peninsula, peninsula in west-central Senegal that is the westernmost point of the African continent. Formed by a combination of volcanic offshore islands and a land bridge produced by coastal currents, it projects into the Atlantic Ocean, bending back to the southeast at its tip.

horizontally striped national flag with two wide, unequal stripes of blue framing narrower stripes of white-red-white; a ring of 10 yellow stars is set off-centre toward the hoist. The flag has a width-to-length ratio of 10 to 17.On July 5, 1975, the first national flag of Cabo Verde (Cape Verde)

history of Cabo Verde, a survey of the important events and people in the history of Cabo Verde. The islands off the west coast of Africa that constitute Cabo Verde were uninhabited until they were colonized by Portugal in the mid-15th century. After centuries under Portuguese rule, Cabo Verde won

Cabo Verde, country comprising a group of islands that lie 385 miles (620 km) off the west coast of Africa. Praia, on Santiago, is the capital. Cabo Verde is named for the westernmost cape of Africa, Cape Verde (French: Cap Vert), which is located in nearby Senegal and is the nearest point on the

weasel: The African striped weasel (Poecilogale albinucha) is found in Africa south of the Congo Basin. Similar in habit to weasels of the genus Mustela, it is striped in light yellow and black, with black underparts and a long white tail.

wigeon: The Cape wigeon (A. capensis) of Africa is a nocturnal feeder.

wind turbine: Concerns about wind turbines: …controversy surrounded the 130-turbine, 468-megawatt Cape Wind project off the coast of Massachusetts, which was approved for development in April 2009 after an eight-year federal review. Located in Nantucket Sound, the project drew opposition centred on potential negative aesthetic effects the wind farm might have on scenic vistas within range…

wolf snake: The Cape wolf snake (Lycophidion capense), abundant from Egypt to South Africa, is a small, drab species with a metallic sheen and lives chiefly on lizards. It can grow to lengths of about 50 cm (20 inches). The common wolf snake (Lycodon aulicus) is a small,…

Cape York Peninsula, northernmost extremity of Australia, projecting into theTorres Strait between the Gulf of Carpentaria (west) and the Coral Sea (east). From its tip at Cape York it extends southward in Queensland for about 500 miles (800 km), widening to its base, which spans 400 miles (650 km)

Jonathan Cape was a British publisher who in 1921 cofounded (with George Wren Howard) the firm that bears his name; it became one of the outstanding producers of general and high-quality books in the United Kingdom. At the age of 16 Cape worked as an errand boy for a London bookseller. Later he

Jonathan Cape was a British publisher who in 1921 cofounded (with George Wren Howard) the firm that bears his name; it became one of the outstanding producers of general and high-quality books in the United Kingdom. At the age of 16 Cape worked as an errand boy for a London bookseller. Later he

Mario R. Capecchi is an Italian-born American scientist who shared, with Sir Martin J. Evans and Oliver Smithies, the 2007 Nobel Prize for Physiology or Medicine for his work on targeted gene modification. During World War II, Capecchi lived on the streets after his mother was imprisoned in Dachau,