All articles starting with Q
2,252 articles
Qiunabamo
Qiunabamo (求那跋摩), also known as Gunavarman, was a Kashmiri-born Buddhist monk and former prince who reached China in 431, translated vinaya texts, and laid the groundwork for fully ordaining Chinese Buddhist nuns.
Qixi Festival
Qixi Festival (七夕节, Qiqiao/Daughters' Festival), Chinese festival on lunar 7/7 when women begged the Weaver Girl star for needlework skill; tied to the Cowherd-Weaver Girl magpie-bridge legend, first listed nationally in 2006, now often called Chinese Valentine's Day.
Qixing District Firefighting Culture Theme Park
Qixing District Firefighting Culture Theme Park (七星消防主题文化园) is a firefighting-themed cultural park in Qixing District, Guilin, Guangxi, China, near Elephant Trunk Hill at 25.26844°N, 110.29887°E, part of China's firefighting theme park program.
Qiyama at Alamut
The Qiyama at Alamut (قیامت) was the proclamation of the Resurrection made by Hasan II, leader of the Nizari Ismailis, at Alamut in northern Iran on 8 August 1164, lifting the sharia.
Qiyama proclamation of 1164
The Qiyama proclamation of 1164 (اعلان قیامت حسن علاء ذکرالسلام) was Hasan II's declaration at Alamut on 8 August 1164 that the Resurrection had arrived, lifting shari'a observance for the faithful.
Qiyas (قياس)
Qiyas (قياس) is analogical reasoning in Islamic law, ranked in Sunni theory as the fourth source of law after the Quran, Sunna, and consensus; the Ẓāhirīs and Akhbārīs rejected it.
Qiying Beizui Chengzhi
七营北嘴城址 (Qiying Beizui city site): ancient walled-city ruins in Haiyuan County, Zhongwei, Ningxia; Sui seat of Taluo County, Tang Xiaoguan County, abandoned Ming Wanli era; seventh-batch national key cultural relics protection unit.
Qiyuan Xindongli (启源芯动力)
Qiyuan Xindongli (启源芯动力), formally Shanghai Qiyuan Xindongli Technology, is a Chinese heavy-truck battery-swap operator founded in Shanghai in 2020 under SPIC, China's largest, with over 1,800 stations and controlled by CATL since 2026.
Qiyun shengdong
Qiyun shengdong (氣韻生動), often rendered "spirit resonance and vitality of motion", is the first and most influential of the six principles of Chinese painting set out by Xie He.
Qizhi Yishen capsules
Qizhi Yishen capsules (芪蛭益肾胶囊), a Class 1.1 innovative Chinese medicine by Shandong Phoenix Pharmaceutical approved November 2021 for early diabetic kidney disease with qi-yin deficiency pattern; first such TCM drug, reimbursed nationally since 2023.
Qizil Arslan
Qizil Arslan (Moẓaffar-al-dīn Qezel Arslān ʿOṯmān) was an Eldiguzid atabeg who ruled Arran and Azerbaijan from 1186, deposed Sultan Toghril III, briefly proclaimed himself sultan, and was assassinated in 1191.
Qizilbash
Qizilbash ("redheads") were the Turkmen tribal confederation in red twelve-gored headgear that formed the Safavid military elite, carried Shah Ismail to power in 1501, and gave their name to Shi'ite communities in Afghanistan, Pakistan, and Alevi Anatolia.
QK-norm and normalization placement
QK-norm is a training-stability technique for transformer language models that normalizes query and key projections before attention, introduced in 2020 and adopted in OLMo 2 and Qwen3-8B.
QLED
QLED is a Samsung marketing term for LED-backlit LCD TVs with an added quantum dot layer that widens color, launched as a TV line in 2017 and since adopted by other brands.
Qlik
Qlik, formerly QlikTech International, is a software company founded in 1993 in Lund, Sweden, best known for its associative data engine and the QlikView and Qlik Sense analytics platforms.
Qlimax
Qlimax was an annual single-night indoor hardstyle event organized by the Dutch company Q-dance, first held in 2000 and mostly staged at the GelreDome in Arnhem.
Qlippoth
Qlippoth (Hebrew קְלִיפּוֹת, also spelled kelipot or qliphoth) are in Jewish mysticism the shells or husks concealing divine sparks, the traditional name for the realm of evil in Kabbalah.
QLoRA
QLoRA is a fine-tuning method introduced at the University of Washington in 2023 that fine-tunes a frozen 4-bit quantized language model through 16-bit low-rank adapters.
QM/MM
QM/MM, short for quantum mechanics/molecular mechanics, is a hybrid computational method combining quantum treatment of a chemically active region with cheaper classical molecular mechanics around it.
QM/MM simulation
QM/MM simulation is a computational chemistry method treating a small reactive region quantum mechanically within a molecular mechanics environment, recognized by the 2013 Nobel Prize in Chemistry.
QM7-X
QM7-X is a dataset of quantum-mechanically computed properties for about 4.2 million equilibrium and non-equilibrium structures of small organic molecules with up to seven heavy atoms, published in 2021 for training machine-learning models.
QM9
QM9 is a quantum-chemistry dataset published in 2014 with computed geometric, energetic, electronic, and thermodynamic properties for about 134,000 small organic molecules of C, H, O, N, and F.
QMA
QMA, or Quantum Merlin Arthur, is a quantum complexity class often described as quantum NP, introduced by Alexei Kitaev in 1999 with the local Hamiltonian problem as its canonical complete problem.
QMCPACK
QMCPACK is an open-source, high-performance electronic structure code implementing Quantum Monte Carlo methods for atoms, molecules, and periodic solid-state systems, developed for supercomputers and GPUs.
QMIX
QMIX is a multi-agent reinforcement learning algorithm that decomposes the joint action-value function into per-agent utilities with a monotonic mixing network, introduced at ICML 2018.
QMOF Database
The QMOF Database is a public dataset of quantum-chemical properties for more than 20,000 metal–organic frameworks, computed with density functional theory and first released in 2021 by Andrew S. Rosen and colleagues at Northwestern University.
QNB Group
QNB Group, also known as Qatar National Bank, is a Qatari bank founded in 1964 and the second-largest bank in the Middle East and North Africa by assets.
QNED
QNED is a television brand name used by LG Electronics for its premium LCD TVs, introduced in 2021, combining quantum dot and NanoCell color technology with a Mini LED backlight.
Qnet
Qnet, also known as QuestNet, is a multi-level marketing company founded in 1998, selling wellness and luxury products as part of Hong Kong's QI Group.
Qnity Electronics
Qnity Electronics, Inc. is an American specialty materials company for semiconductor manufacturing, spun off from DuPont on November 1, 2025, and traded on the NYSE under the symbol Q.