All articles starting with P
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PB Fintech
PB Fintech is an Indian financial services holding company founded by Yashish Dahiya in 2008 that operates Policybazaar, an online insurance marketplace, and Paisabazaar, a consumer credit marketplace.
PB Health
PB Health is an Indian healthcare company incubated by PB Fintech, the parent of Policybazaar, which raised $218 million in 2025 and runs a hospital in Noida.
PB Healthcare
PB Healthcare is an Indian hospital venture of PB Fintech, founded in 2025 in Gurgaon, which raised a $218 million seed round led by General Catalyst.
PB&J Otter
PB&J Otter (also PB and J Otter) is a Disney Channel animated preschool series created by Jim Jinkins, airing 1998–2000 with 65 episodes about otter siblings Peanut, Jelly, and Baby Butter of Lake Hoohaw and their Noodle Dance.
Pb1-xSnxSe topological crystalline insulator
Pb1-xSnxSe is a lead-tin selenide semiconductor that becomes a topological crystalline insulator above tin content x = 0.15, one of the first such materials shown experimentally.
PBA season 50 draft
PBA season 50 draft (2025 PBA Rookie Draft), held September 7, 2025 at SM Mall of Asia Music Hall; 122 applicants; Geo Chiu first overall to Terrafirma, Panopio third to Blackwater, Brickman seventh to Meralco.
PBA Tour season
A PBA Tour season is the calendar year of professional ten-pin bowling events run by the Professional Bowlers Association, where members compete for titles, points, and earnings.
PBA Tournament of Champions
PBA Tournament of Champions, PBA major bowling championship for PBA champions only, first held 1962 in Indianapolis (won by Joe Joseph). Hosted at AMF Riviera Lanes, Fairlawn, Ohio; record four-time winner Jason Belmonte; 2026 champion Alex Horton.
PBA World Championship
PBA World Championship, the final major of the PBA Tour season and culminating event of the World Series of Bowling; EJ Tackett won it four straight years (2023-2026), beating Zach Wilkins 188-181 in 2026.
PBC CSKA Moscow (ПБК ЦСКА Москва)
PBC CSKA Moscow (ПБК ЦСКА Москва), founded 1923, is a Moscow basketball club with 8 continental titles (1961, 1963, 1969, 1971, 2006, 2008, 2016, 2019), 24 Soviet and 30 Russian championships, excluded from the EuroLeague since 2022.
PBDTTT-EFT
PBDTTT-EFT, also known as PTB7-Th and PCE-10, is a high-performance material used in organic solar cells. It is known for achieving device efficiencies of up to 12% with non-fullerene acceptors.
PBE functional
The PBE functional, proposed by Perdew, Burke, and Ernzerhof in 1996, is a nonempirical generalized gradient approximation for exchange-correlation energy that became the de facto standard in solid-state physics.
PBF Energy
PBF Energy Inc. is an American independent petroleum refining company formed in 2008 by Tom O'Malley, operating six refineries with about 1,000,000 barrels per day of capacity.
PBFA-II
PBFA-II (Particle Beam Fusion Accelerator II) was a 36-module pulsed-power accelerator at Sandia National Laboratories in Albuquerque, activated in 1985 to drive inertial confinement fusion targets with light ion beams.
PbI2 passivation in perovskite solar cells
PbI2 passivation is the deliberate use of excess lead iodide at perovskite solar cell surfaces and grain boundaries to reduce carrier recombination, first demonstrated in 2014 and widely adopted since.
PBKDF2
PBKDF2, short for Password-Based Key Derivation Function 2, is a cryptographic function that turns a password into a key or password hash by repeated hashing, specified in 2000.
PBP2a activator MacP
MacP (SPD_0876) is a Streptococcus pneumoniae membrane protein that activates the cell wall synthase PBP2a, requires StkP-dependent phosphorylation at T32, and is distinct from MRSA PBP2a.
PBR theorem
The PBR theorem is a 2012 no-go theorem in quantum foundations by Pusey, Barrett, and Rudolph ruling out models that treat the quantum state as mere information.
PBR322
pBR322 is a 4363-bp E. coli plasmid cloning vector built in 1977 by Bolivar and Rodriguez from pBR313, carrying ampicillin and tetracycline resistance, unique restriction sites, and a pMB1/ColE1-type origin; parent of pUC and pET vectors.
PBRM1
PBRM1 (polybromo-1), also called BAF180, is a tumor suppressor gene on chromosome 3p21 encoding the nucleosome-recognition subunit of the PBAF SWI/SNF chromatin-remodeling complex; mutated in about 40% of clear cell renal cell carcinomas and studied as an immunotherapy response biomarker.
PBS
PBS (Public Broadcasting Service), American nonprofit public television network founded 1969 by the CPB, member-station owned, distributor of NewsHour, PBS KIDS, and Ken Burns documentaries; lost CPB funding in 2026.
PBS Kids
PBS Kids is PBS's children's media brand for ages 2-8, formerly the PTV block rebranded September 6, 1999. It offers free, curriculum-based shows, games, and streaming including a 24/7 channel launched January 16, 2017.
PBS News Hour
PBS News Hour is American public television's nightly news program, begun in 1975 as The Robert MacNeil Report, first hour-long US nightly newscast in 1983, produced by WETA's News Hour Productions and anchored by Amna Nawaz and Geoff Bennett.
PbS quantum dot solar cell
A PbS quantum dot solar cell is a photovoltaic device using lead sulfide nanocrystals as the absorber, tunable to capture infrared light; record efficiency is 15.45%.
PBS Wisconsin
PBS Wisconsin (formerly WHA-TV, then Wisconsin Public Television) is Wisconsin's PBS member television service, a service of the Wisconsin Educational Communications Board and UW-Madison, first broadcasting May 3, 1954, with four channels on six stations.
PbTaSe2
PbTaSe2, or lead tantalum selenide, is a non-centrosymmetric superconductor that superconducts near 3.7 to 3.8 K and hosts topological surface states, making it a stoichiometric candidate for a topological superconductor.
PBX-9501
PBX-9501 is a plastic-bonded explosive developed at Los Alamos National Laboratory, made of about 95 percent HMX in an Estane binder and used as the main charge in United States nuclear warheads.
PBX-9502
PBX-9502 is an insensitive plastic-bonded high explosive of 95% TATB crystals and 5% Kel-F 800 binder, serving as the main charge in US nuclear weapons since 1979.
PBX1
PBX1 (PBX homeobox 1, pre-B-cell leukemia homeobox 1) is a TALE homeodomain transcription factor on chromosome 1, a HOX cofactor and pioneer factor; de novo variants cause intellectual disability with multi-organ malformations, and E2A-PBX1 fusion drives pre-B-cell leukemia.
PC
A PC, or personal computer, is a microprocessor-based machine for use by one person at a time, with its own memory and storage, defined by the IBM Personal Computer released in 1981.