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Six Nara Schools
The Six Nara Schools (南都六宗, Nanto Rokushū) were six Buddhist study lineages at the state temples of Nara, Japan's capital, during the Nara period (710–794).
Six Nations Championship
The Six Nations Championship, also known as the Five Nations Championship, is an annual rugby union tournament for England, France, Ireland, Italy, Scotland, and Wales, first played in 1883.
Six Nations of the Grand River
Six Nations of the Grand River is Canada's most populous First Nation (29,400 members, 2024), near Brantford, Ontario, home to all six Haudenosaunee nations, holding under 5% of its original 950,000-acre Haldimand Tract grant.
Six of Crows
Six of Crows (2015) is Leigh Bardugo's young adult fantasy heist novel, first of the Six of Crows duology with Crooked Kingdom (2016). Set in Ketterdam, Kerch, in the Grishaverse, it follows Kaz Brekker's crew of six outcasts on a heist to extract a scientist from Fjerda's Ice Court.
Six Offices (Northern Zhou)
The Six Offices (六官) was the six-ministry government system of China's Northern Zhou dynasty, established in 557, run by military chiefs, and recorded in the Book of Zhou.
Six Offices of Scrutiny
The Six Offices of Scrutiny (六科給事中) were six Ming dynasty supervisory offices, each matched to one of the six ministries, that reviewed documents and impeached officials.
Six operations
The six operations are a system of six interrelated functors, developed by Grothendieck in his duality work, that attach to categories of geometric objects such as schemes.
Six Persimmons
Six Persimmons (六柿圖) is a 13th-century Chinese ink painting of six persimmons attributed to the Southern Song Chan monk Muqi, held at Daitoku-ji in Kyoto, Japan.
Six Principles of Chinese Painting
The Six Principles of Chinese Painting (六法) are six criteria for making and judging painting, set out by the critic Xie He around 500, from spirit resonance to copying.
Six Records of a Floating Life
Six Records of a Floating Life (Fusheng liuji) is an autobiographical prose work by Qing dynasty writer Shen Fu, completed around 1808, recounting his marriage to Chen Yun and his travels.
Six Secret Teachings
The Six Secret Teachings (六韬) is a Chinese military and political treatise of the Warring States period, written as a dialogue between Jiang Ziya and the Zhou kings.
Six Shooter (2004 film)
Six Shooter is Martin McDonagh's 2004 Irish black comedy short (27 min) starring Brendan Gleeson and Rúaidhrí Conroy about a bereaved man's train journey; it won the 2006 Oscar for Best Live Action Short Film.
Six Sigma
Six Sigma is a data-driven method for improving business processes by reducing variation and defects, targeting 3.4 defects per million opportunities. Motorola developed it in 1986, and it is applied through the five-phase DMAIC cycle.
SIX Swiss Exchange
SIX Swiss Exchange, also known as the Swiss Stock Exchange, is Switzerland's stock exchange, operated by Zurich-based SIX Group since 2008, with about 250 listed companies.
Six Thinking Hats
Six Thinking Hats, Edward de Bono's 1985 parallel-thinking method: a group wears six colored hats in turn (white facts, red feelings, black risks, yellow benefits, green creativity, blue process) to structure discussion and decisions.
Six-axis force/torque sensor
A six-axis force/torque sensor is a transducer measuring three force and three torque components at once, usually mounted between a robot's flange and end-effector for force feedback.
Six-bar linkage
A six-bar linkage is a planar mechanism of six links and seven joints that moves with one degree of freedom and generates motions a four-bar linkage cannot.
Six-chambered gate
The six-chambered gate is an Iron Age fortified city gate type with three chambers flanking each side of a central passage, found at Hazor, Megiddo, and Gezer.
Six-cysteine peptide SCIFF
SCIFF (Six Cysteines in Forty-Five Residues) peptides are cysteine-rich RiPP natural products from clostridia, modified by radical SAM enzymes into ranthipeptide thioether crosslinks and involved in quorum sensing.
Six-Day War
The Six-Day War, called the June War by Arabs, was a 1967 war in which Israel quickly defeated Egypt, Syria, and Jordan and captured Sinai, the West Bank, Gaza, and the Golan Heights.
Six-dimensional (2,0) superconformal field theory
The six-dimensional (2,0) superconformal field theory is the quantum field theory living on M-theory's five-brane, in six dimensions with (2,0) supersymmetry and no known Lagrangian.
Six-Eared Macaque (六耳猕猴)
The Six-Eared Macaque (六耳猕猴， Liuer Mihou) is the impostor demon of chapters 56–58 of Journey to the West who duplicates Sun Wukong so exactly that only the Buddha can tell them apart; he is killed after exposure, and scholars read him as Wukong's shadow or 'second mind'.
Six-factor formula
The six-factor formula is an equation in nuclear reactor physics that gives a thermal reactor's effective multiplication factor as the product of six factors covering a neutron generation's life cycle.
Six-minute walk test
The six-minute walk test (6MWT) is a self-paced clinical exercise test measuring the distance walked in six minutes, widely used in COPD and pulmonary arterial hypertension.
Six-party talks
The Six-Party Talks (2003-2008) were Beijing-hosted, China-chaired multilateral negotiations among China, Japan, North Korea, Russia, South Korea, and the United States on dismantling North Korea's nuclear program, yielding the 2005 Joint Statement before collapsing over verification in 2008-2009.
Six-qubit germanium quantum dot array
A six-qubit quantum dot array is a linear array of six gate-defined quantum dots, demonstrated at QuTech in Delft in 2021 as a record under universal control.
Six-red World Championship
Six-red World Championship: invitational non-ranking six-red snooker tournament held in Thailand since 2008, official world championship of the six-red variant since 2010; Ding Junhui the 2023 champion, event postponed since 2024.
Six-star rank
Six-star rank is an informal label for a U.S. grade above five-star General of the Army, associated with General of the Armies of the United States, held by Pershing, Washington, and Grant; no official six-star rank or insignia exists.
Six-state protocol
The six-state protocol (SSP) is a quantum key distribution scheme that encodes each key bit in six states across three bases, proposed in 1999 as a variant of BB84.
Six-vertex model
The six-vertex model is a statistical mechanics model on a square lattice where each vertex has two arrows in and two out, describing ice-type crystals.