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The Ship and Ocean Industries Research and Development Center ( SOIC ; Chinese : 船舶暨海洋產業研發中心 ; pinyin : Chuánbó Jì Hǎiyáng Chǎnyè Yánfā Zhōngxīn ) is a Taiwanese government owned naval architecture and maritime research institute founded in 1976.
The prime mission of SOIC is to support Taiwan ’s maritime industry . To... | https://en.wikipedia.org/wiki/Ship_and_Ocean_Industries_R&D_Center |
The Ship and Offshore Structural Mechanics Laboratory ( SSML ) is a laboratory in the Department of Naval Architecture and Ocean Engineering of Pusan National University . The SSML develops methods useful for strength analysis and structural design of marine structures. The methods developed should be helpful for achie... | https://en.wikipedia.org/wiki/Ship_and_Offshore_Structural_Mechanics_Laboratory |
A ship model basin is a basin or tank used to carry out hydrodynamic tests with ship models , for the purpose of designing a new (full sized) ship, or refining the design of a ship to improve the ship's performance at sea. It can also refer to the organization (often a company) that owns and operates such a facility.
... | https://en.wikipedia.org/wiki/Ship_model_basin |
Ship of Harkinian is an unofficial open source port of the 1998 Nintendo 64 video game The Legend of Zelda: Ocarina of Time that runs on Microsoft Windows , Linux , macOS , Wii U , and Nintendo Switch . It has also been ported to the Android operating system by a third party developer .
It was first released in March ... | https://en.wikipedia.org/wiki/Ship_of_Harkinian |
Shiplap is a type of wooden board used commonly as exterior siding in the construction of residences, barns, sheds, and outbuildings.
Shiplap is either rough-sawn 25 mm (1 in) or milled 19 mm ( 3 ⁄ 4 in) pine or similarly inexpensive wood between 76 and 254 mm (3 and 10 in) wide with a 9.5–12.7 mm ( 3 ⁄ 8 – 1 ⁄ 2 in) ... | https://en.wikipedia.org/wiki/Shiplap |
Shipping container architecture is a form of architecture that uses steel intermodal containers (shipping containers) as the main structural element . It is also referred to as cargotecture or arkitainer , portmanteau words formed from " cargo " and " architecture ". This form of architecture is often associated with t... | https://en.wikipedia.org/wiki/Shipping_container_architecture |
A shipping container clinic is a type of shipping container architecture using intermodal containers (shipping containers) as the structural element of a medical clinic that can be easily deployed to remote regions of the world. Shipping containers are ideal because of their inherent strength, wide availability and rel... | https://en.wikipedia.org/wiki/Shipping_container_clinic |
Shire plc was a UK -founded Jersey -registered specialty biopharmaceutical company. Originating in the United Kingdom with an operational base in the United States, its brands and products included Vyvanse , Lialda , and Adderall XR . Shire was acquired by Takeda Pharmaceutical Company on 8 January 2019.
Shire was a g... | https://en.wikipedia.org/wiki/Shire_(pharmaceutical_company) |
" Shirt-sleeve environment " is a term used in aircraft design to describe the interior of an aircraft in which no special clothing need be worn. Early aircraft had no internal pressurization , so the crews of those that reached the stratosphere had to be garbed to withstand the low temperature and pressure of the air ... | https://en.wikipedia.org/wiki/Shirt-sleeve_environment |
A shit flow diagram , also known as an SFD or excreta flow diagram , is a tool used to visually depict the management of human waste within urban sanitation systems . It distinguishes between safely and unsafely managed human excreta through color-coded arrows, providing insights into areas needing sanitation improveme... | https://en.wikipedia.org/wiki/Shit_flow_diagram |
In electrical engineering , a shmoo plot is a graphical display of the response of a component or system varying over a range of conditions or inputs.
The origin of the shmoo plot is unclear. It is referenced in a 1966 IEEE paper. [ 1 ] Another early reference is in manuals for IBM 2365 Processor Storage . [ 2 ]
The ... | https://en.wikipedia.org/wiki/Shmoo_plot |
Shneider-Miles scattering (also referred to as collisional scattering [ 1 ] or quasi-Rayleigh scattering [ 2 ] ) is the quasi - elastic scattering of electromagnetic radiation by charged particles in a small-scale medium with frequent particle collisions. Collisional scattering typically occurs in coherent microwave sc... | https://en.wikipedia.org/wiki/Shneider-Miles_scattering |
In oceanography , geomorphology , and geoscience , a shoal is a natural submerged ridge , bank , or bar that consists of, or is covered by, sand or other unconsolidated material, and rises from the bed of a body of water close to the surface or above it, which poses a danger to navigation. Shoals are also known as san... | https://en.wikipedia.org/wiki/Shoal |
Shock is an abrupt discontinuity in the flow field and it occurs in flows when the local flow speed exceeds the local sound speed . [ 1 ] More specifically, it is a flow whose Mach number exceeds 1.
Shock is formed due to coalescence of various small pressure pulses. Sound waves are pressure waves and it is at the spe... | https://en.wikipedia.org/wiki/Shock_(fluid_dynamics) |
In mechanics and physics , shock is a sudden acceleration caused, for example, by impact , drop, kick, earthquake , or explosion . Shock is a transient physical excitation.
Shock describes matter subject to extreme rates of force with respect to time. Shock is a vector that has units of an acceleration (rate of chang... | https://en.wikipedia.org/wiki/Shock_(mechanics) |
The Shock and Vibration Information Analysis Center ( SAVIAC ) is a U.S. Government organization established by the U.S. Navy Office of Naval Research on 20 December 1946. SAVIAC's purpose is to promulgate information on the transient and vibratory response of structures and materials. This broad field includes such ... | https://en.wikipedia.org/wiki/Shock_and_Vibration_Information_Analysis_Center |
A shock data logger or vibration data logger is a measurement instrument that is capable of autonomously recording shocks or vibrations over a defined period of time. Digital data is usually in the form of acceleration and time. The shock and vibration data can be retrieved (or transmitted), viewed and evaluated afte... | https://en.wikipedia.org/wiki/Shock_and_vibration_data_logger |
Shock chlorination is a process used in many swimming pools, water wells , springs , and other water sources to reduce the bacterial and algal residue in the water. Shock chlorination is performed by mixing a large amount of sodium hypochlorite , which can be in the form of a powder or a liquid such as chlorine bleach ... | https://en.wikipedia.org/wiki/Shock_chlorination |
A shock detector , shock indicator , or impact monitor is a device which indicates whether a physical shock or impact has occurred. These usually have a binary output ( go/no-go ) and are sometimes called shock overload devices . Shock detectors can be used on shipments of fragile valuable items to indicate whether a p... | https://en.wikipedia.org/wiki/Shock_detector |
Shock diamonds (also known as Mach diamonds or thrust diamonds , and less commonly Mach disks ) are a formation of standing wave patterns that appear in the supersonic exhaust plume of an aerospace propulsion system, such as a supersonic jet engine , rocket , ramjet , or scramjet , when it is operated in an atmosphere.... | https://en.wikipedia.org/wiki/Shock_diamond |
Shock hardening is a process used to strengthen metals and alloys , wherein a shock wave produces atomic-scale defects in the material's crystalline structure. As in cold work , these defects interfere with the normal processes by which metallic materials yield ( plasticity ), making materials stiffer, but more brittle... | https://en.wikipedia.org/wiki/Shock_hardening |
The term shock polar is generally used with the graphical representation of the Rankine–Hugoniot equations in either the hodograph plane or the pressure ratio-flow deflection angle plane. The polar itself is the locus of all possible states after an oblique shock . The shock polar was first introduced by Adolf Busemann... | https://en.wikipedia.org/wiki/Shock_polar |
A shock tube is an instrument used to replicate and direct blast waves at a sensor or model in order to simulate explosions and their effects, usually on a smaller scale. Shock tubes (and related impulse facilities such as shock tunnels, expansion tubes, and expansion tunnels) can also be used to study aerodynamic flow... | https://en.wikipedia.org/wiki/Shock_tube |
Shock waves are common in astrophysical environments. [ 1 ]
Because of the low ambient density , most astronomical shocks are collisionless . This means that the shocks are not formed by two-body Coulomb collisions , since the mean free path for these collisions is too large, often exceeding the size of the system. Su... | https://en.wikipedia.org/wiki/Shock_waves_in_astrophysics |
The Shockley diode equation , or the diode law , named after transistor co-inventor William Shockley of Bell Labs , models the exponential current–voltage (I–V) relationship of semiconductor diodes in moderate constant current forward bias or reverse bias :
where
The equation is called the Shockley ideal diode equati... | https://en.wikipedia.org/wiki/Shockley_diode_equation |
Shockwave cosmology [ 1 ] [ 2 ] is a non-standard cosmology proposed by Joel Smoller and Blake Temple in 2003. In this model, the “ big bang ” is an explosion inside a black hole , producing the expanding volume of space and matter that includes the observable universe . [ 3 ]
Smoller and Temple integrate shock waves ... | https://en.wikipedia.org/wiki/Shockwave_cosmology |
Shodex is the brand name of HPLC columns and is best known for polymer-based columns. The product range covers aqueous and organic Size Exclusion Chromatography columns for large (bio-)molecules, columns for the routine analysis of sugars and organic acids, and a variety of Reversed Phase and HILIC columns. Additionall... | https://en.wikipedia.org/wiki/Shodex |
Shollar water is bottled water from the Shollar spring in Şollar , Azerbaijan , or water pumped to the city of Baku from the Shollar spring.
Baku is the capital and largest city of Azerbaijan , as well as the largest city in the Caspian Sea and of the Caucasus region . Despite its grandeur, in the 19th century its wat... | https://en.wikipedia.org/wiki/Shollar_water |
Shoolery's rule , which is named after James Nelson Shoolery , is a good approximation of the chemical shift δ of methylene groups in proton nuclear magnetic resonance . We can calculate shift of the CH 2 protons in a A–CH 2 –B structure using the formula
where 0.23 ppm is the chemical shift of methane and the empiric... | https://en.wikipedia.org/wiki/Shoolery's_rule |
The shooting ratio or Bertolo code in filmmaking and television production is the ratio between the total duration of its footage created for possible use in a project and that which appears in its final cut. [ 1 ]
A film with a shooting ratio of 2:1 would have shot twice the amount of footage than was used in the fil... | https://en.wikipedia.org/wiki/Shooting_ratio |
A shop drawing is a drawing or set of drawings produced by the contractor , supplier , manufacturer, subcontractor , consultants, or fabricator . [ 1 ] Shop drawings are typically required for prefabricated components. Examples of these include: elevators, structural steel, trusses, pre-cast concrete, windows, applianc... | https://en.wikipedia.org/wiki/Shop_drawing |
Shop fitting ( shopfitting ) is the trade of fitting out retail and service shops and stores with equipment, fixtures and fittings. The trade applies to all kinds of outlets from small corner shops to hypermarkets . A shop fitter executes planning, designs shop layout and installs equipment and services. A shop fitting... | https://en.wikipedia.org/wiki/Shop_fitting |
Shore power or shore supply is the provision of shoreside electrical power to a ship at berth while its main and auxiliary engines are shut down. [ 1 ] While the term denotes shore as opposed to off-shore , it is sometimes applied to aircraft or land-based vehicles (such as campers, heavy trucks with sleeping compartme... | https://en.wikipedia.org/wiki/Shore_power |
Shoring is the process of temporarily supporting a building, vessel, structure, or trench with shores ( props ) when in danger of collapse or during repairs or alterations. Shoring comes from shore , a timber or metal prop. [ 1 ] Shoring may be vertical, angled, or horizontal.
In this method, inclined members called r... | https://en.wikipedia.org/wiki/Shoring |
Chlorinated paraffins (CPs) are complex mixtures of polychlorinated n -alkanes ( paraffin wax ). The chlorination degree of CPs can vary between 30 and 70 wt% . CPs are subdivided according to their carbon chain length into short-chain CPs (SCCPs, C 10–13 ), medium-chain CPs (MCCPs, C 14–17 ) and long-chain CPs (LCCPs,... | https://en.wikipedia.org/wiki/Short-chain_chlorinated_paraffins |
Short-path distillation is a distillation technique that involves the distillate traveling a short distance, often only a few centimeters, and is normally done at reduced pressure. [ 1 ] [ 2 ] Short-path distillation systems often have a variety of names depending on the manufacturer of the system and what compounds a... | https://en.wikipedia.org/wiki/Short-path_distillation |
Short-term conflict alert ( STCA ) is an automated warning system for air traffic controllers (ATCO). It is a ground-based safety net intended to assist the controller in preventing collision between aircraft by generating, in a timely manner, an alert of a potential or actual infringement of separation minima. [ 1 ]
... | https://en.wikipedia.org/wiki/Short-term_conflict_alert |
A short-term exposure limit ( STEL ) is the acceptable average exposure over a short period of time, usually 15 minutes as long as the time-weighted average is not exceeded.
STEL is a term used in exposure assessment , occupational health , industrial hygiene and toxicology . The STEL may be a legal limit in the Unit... | https://en.wikipedia.org/wiki/Short-term_exposure_limit |
Short Message Peer-to-Peer ( SMPP ) in the telecommunications industry is an open, industry standard protocol designed to provide a flexible data communication interface for the transfer of short message [ 1 ] data between External Short Messaging Entities (ESMEs), Routing Entities (REs) and SMSC . [ 2 ]
SMPP is often... | https://en.wikipedia.org/wiki/Short_Message_Peer-to-Peer |
A Short Message Service Center ( SMSC ) is a network element in the mobile telephone network. Its purpose is to store, forward, convert and deliver Short Message Service (SMS) messages.
The full designation of an SMSC according to 3GPP is Short Message Service - Service Center (SMS-SC). 8522076203
SMS can be directed... | https://en.wikipedia.org/wiki/Short_Message_service_center |
SOAP (Short Oligonucleotide Analysis Package) is a suite of bioinformatics software tools from the BGI Bioinformatics department enabling the assembly, alignment, and analysis of next generation DNA sequencing data. It is particularly suited to short read sequencing data .
All programs in the SOAP package may be used ... | https://en.wikipedia.org/wiki/Short_Oligonucleotide_Analysis_Package |
A short circuit (sometimes abbreviated to short or s/c ) is an electrical circuit that allows a current to travel along an unintended path with no or very low electrical impedance . This results in an excessive current flowing through the circuit.
The opposite of a short circuit is an open circuit , which is an infinit... | https://en.wikipedia.org/wiki/Short_circuit |
Short Course Immune Induction Therapy or SCIIT , is a therapeutic strategy employing rapid, specific, short term-modulation of the immune system using a therapeutic agent to induce T-cell non-responsiveness, also known as operational tolerance. [ 1 ] [ 2 ] As an alternative strategy to immunosuppression and antigen-spe... | https://en.wikipedia.org/wiki/Short_course_immune_induction_therapy |
Short integer solution (SIS) and ring-SIS problems are two average -case problems that are used in lattice-based cryptography constructions. Lattice-based cryptography began in 1996 from a seminal work by Miklós Ajtai [ 1 ] who presented a family of one-way functions based on SIS problem. He showed that it is secure in... | https://en.wikipedia.org/wiki/Short_integer_solution_problem |
Short interspersed nuclear elements ( SINEs ) are non-autonomous, non-coding transposable elements (TEs) that are about 100 to 700 base pairs in length. [ 1 ] They are a class of retrotransposons , DNA elements that amplify themselves throughout eukaryotic genomes , often through RNA intermediates. SINEs compose about ... | https://en.wikipedia.org/wiki/Short_interspersed_nuclear_element |
In crystallography , short range order refers to the regular and predictable arrangement (i.e. crystalline lattice) of atoms over a short distance, usually with one or two atom spacings. However, this regularity described by short-range order does not necessarily apply to a larger area. [ 1 ] Examples of materials with... | https://en.wikipedia.org/wiki/Short_range_order |
The short time duty (or short time operation ) indicates an operating mode of increased performance but for a shorter length of time. Commonly it is also referred to the maximum load (the performance) at which and the related maximum length of time a device can be operated without to failure.
The load can be a maximum... | https://en.wikipedia.org/wiki/Short_time_duty |
An important question in statistical mechanics is the dependence of model behaviour on the dimension of the system. The shortcut model [ 1 ] [ 2 ] was introduced in the course of studying this dependence. The model interpolates between discrete regular lattices of integer dimension.
The behaviour of different processe... | https://en.wikipedia.org/wiki/Shortcut_model |
Shortcuts to adiabaticity (STA) are fast control protocols to drive the dynamics of system without relying on the adiabatic theorem . The concept of STA was introduced in a 2010 paper by Xi Chen et al. [ 1 ] Their design can be achieved using a variety of techniques. [ 2 ] [ 3 ] A universal approach is provided by coun... | https://en.wikipedia.org/wiki/Shortcuts_to_adiabaticity |
In computer science , the shortest common supersequence of two sequences X and Y is the shortest sequence which has X and Y as subsequences . This is a problem closely related to the longest common subsequence problem . Given two sequences X = < x 1 ,...,x m > and Y = < y 1 ,...,y n >, a sequence U = < u 1 ,...,u k > i... | https://en.wikipedia.org/wiki/Shortest_common_supersequence |
Shortest seek first (or shortest seek time first ) is a secondary storage scheduling algorithm to determine the motion of the disk read-and-write head in servicing read and write requests.
This is an alternative to the first-come first-served (FCFS) algorithm. The drive maintains an incoming buffer of requests, and ti... | https://en.wikipedia.org/wiki/Shortest_seek_first |
In mathematics , and particularly in the theory of formal languages , shortlex is a total ordering for finite sequences of objects that can themselves be totally ordered. In the shortlex ordering, sequences are primarily sorted by cardinality (length) with the shortest sequences first, and sequences of the same length ... | https://en.wikipedia.org/wiki/Shortlex_order |
Shorts in Motion: The Art of Seduction is a Canadian anthology of 10 original two-minute mobile shorts for video cell phones, by directors, artists and personalities, including: Ann Marie Fleming , Mark McKinney , Guy Maddin , Isabella Rossellini , Theodore Ushev and Denis Villeneuve . The series is presented by Bravo!... | https://en.wikipedia.org/wiki/Shorts_in_Motion:_The_Art_of_Seduction |
In lipidomics , the process of shotgun lipidomics (named by analogy with shotgun sequencing ) uses analytical chemistry to investigate the biological function, significance, and sequelae of alterations in lipids and protein constituents mediating lipid metabolism, trafficking, or biological function in cells. [ 1 ] [ 2... | https://en.wikipedia.org/wiki/Shotgun_lipidomics |
In genetics , shotgun sequencing is a method used for sequencing random DNA strands. It is named by analogy with the rapidly expanding, quasi-random shot grouping of a shotgun .
The chain-termination method of DNA sequencing ("Sanger sequencing") can only be used for short DNA strands of 100 to 1000 base pairs . Due t... | https://en.wikipedia.org/wiki/Shotgun_sequencing |
Shotgun surgery is an anti-pattern in software development which occurs when a developer adds features to an application codebase which span a multiplicity of implementors or implementations in a single change. This is common practice in many programming scenarios, as a great amount of programming effort is usually exp... | https://en.wikipedia.org/wiki/Shotgun_surgery |
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Shotokuvirae is a kingdom of viruses . [ 1 ]
The kingdom, Shotokuvirae, was named after Japan's Empress Shotoku (718-770 AD), who reigned over Japan twice, first as Empress Koken and later as Empress Shotoku, and who created the world's earliest written record of a plant virus disease, which was a poem to he... | https://en.wikipedia.org/wiki/Shotokuvirae |
Shovelware is a type of video game or software bundle known more for the quantity of what is included than for its quality or usefulness. [ 1 ]
The metaphor implies that the creators showed little care for the quality of the original software, as if the new compilation or version had been created by indiscriminately a... | https://en.wikipedia.org/wiki/Shovelware |
The shower-curtain effect in physics describes the phenomenon of a shower curtain being blown inward when a shower is running. The problem of identifying the cause of this effect has been featured in Scientific American magazine, with several theories given to explain the phenomenon but no definite conclusion.
The sho... | https://en.wikipedia.org/wiki/Shower-curtain_effect |
Shpolskii systems are low-temperature host–guest systems – they are typically rapidly frozen solutions of polycyclic aromatic hydrocarbons in suitable low molecular weight normal alkanes. The emission and absorption spectra of lowest energy electronic transitions in the Shpolskii systems exhibit narrow lines instead of... | https://en.wikipedia.org/wiki/Shpolskii_matrix |
Shq1p is a protein involved in the rRNA processing pathway . It was discovered by Pok Yang in the Chanfreau laboratory at UCLA . Depletion of Shq1p has led to decreased level of various H/ACA box snoRNAs (H/ACA box snoRNAs are responsible for pseuduridylation of pre-rRNA) and certain pre-rRNA intermediates. [ 1 ]
Du... | https://en.wikipedia.org/wiki/Shq1 |
Shredding refers to the process in bioinformatics of taking assembled gene sequences and disassembling them into short sequences of usually 500 to 750 base pairs (bp). This is generally done for the purpose of taking the short shredded sequences and reapplying various analysis and bioinformatic techniques. Being able t... | https://en.wikipedia.org/wiki/Shredding_(disassembling_genomic_data) |
In category theory , a branch of mathematics , certain unusual functors are denoted f ! {\displaystyle f_{!}} and f ! , {\displaystyle f^{!},} with the exclamation mark used to indicate that they are exceptional in some way. They are thus accordingly sometimes called shriek maps, with " shriek " being slang for an excl... | https://en.wikipedia.org/wiki/Shriek_map |
Shrink-fitting is a technique in which an interference fit is achieved by a relative size change after assembly. This is usually achieved by heating or cooling one component before assembly and allowing it to return to the ambient temperature after assembly, employing the phenomenon of thermal expansion to make a joint... | https://en.wikipedia.org/wiki/Shrink-fitting |
A shrink tunnel or heat tunnel is a heated tunnel mounted over or around a conveyor system . Items (such as packaging ) have shrink film loosely applied; with heat, the film shrinks to fit snugly around the wrapped object. [ 1 ]
Several types of shrink tunnels are available. [ 3 ] [ 4 ] [ 5 ] The heat source can be b... | https://en.wikipedia.org/wiki/Shrink_tunnel |
A shrub or bush is a small to medium-sized perennial woody plant . Unlike herbaceous plants , shrubs have persistent woody stems above the ground. Shrubs can be either deciduous or evergreen. They are distinguished from trees by their multiple stems and shorter height , less than 6–10 m (20–33 ft) tall. [ 1 ] [ 2 ] Sma... | https://en.wikipedia.org/wiki/Shrub |
Shu Jie Lam is a Malaysian-Chinese research chemist specialising in biomolecular engineering . She is researching star polymers designed to attack superbugs as antibiotics . [ 1 ] [ 2 ] [ 3 ] [ 4 ]
This biographical article about a chemist is a stub . You can help Wikipedia by expanding it . | https://en.wikipedia.org/wiki/Shu_Jie_Lam |
The A. V. Shubnikov Institute of Crystallography is a scientific institute of the Department of Physical Sciences of the Russian Academy of Sciences (RAS) located in Moscow, Russia. [ 1 ] The institute was created by the order of the Presidium of the Academy of Sciences of the USSR on 16 November 1943. The first direct... | https://en.wikipedia.org/wiki/Shubnikov_Institute_of_Crystallography_RAS |
In mathematics, a shuffle algebra is a Hopf algebra with a basis corresponding to words on some set, whose product is given by the shuffle product X ⧢ Y of two words X , Y : the sum of all ways of interlacing them. The interlacing is given by the riffle shuffle permutation .
The shuffle algebra on a finite set is the... | https://en.wikipedia.org/wiki/Shuffle_algebra |
The Shukhov cracking process is a thermal cracking process invented by Vladimir Shukhov and Sergei Gavrilov.
Shukhov designed and built the first thermal cracking device for the petrochemical industry . His patent (Shukhov cracking process – patent of Russian Empire No. 12926 from November 27, 1891) on cracking was us... | https://en.wikipedia.org/wiki/Shukhov_cracking_process |
The Shulva Sutras or Śulbasūtras ( Sanskrit : शुल्बसूत्र; śulba : "string, cord, rope") are sutra texts belonging to the Śrauta ritual and containing geometry related to fire-altar construction.
The Shulba Sutras are part of the larger corpus of texts called the Shrauta Sutras , considered to be appendices to the Ve... | https://en.wikipedia.org/wiki/Shulba_Sutras |
A shunt is a device that is designed to provide a low-resistance path for an electrical current in a circuit . It is typically used to divert current away from a system or component in order to prevent overcurrent . Electrical shunts are commonly used in a variety of applications including power distribution systems, e... | https://en.wikipedia.org/wiki/Shunt_(electrical) |
The Shunt equation (also known as the Berggren equation) quantifies the extent to which venous blood bypasses oxygenation in the capillaries of the lung . “Shunt” and “ dead space “ are terms used to describe conditions where either blood flow or ventilation do not interact with each other in the lung, as they should f... | https://en.wikipedia.org/wiki/Shunt_equation |
A shutdown valve (also referred to as SDV or emergency shutdown valve , ESV , ESD , or ESDV ; or safety shutoff valve ) is an actuated valve designed to stop the flow of a hazardous fluid upon the detection of a dangerous event. This provides protection against possible harm to people, equipment or the environment.
Shu... | https://en.wikipedia.org/wiki/Shutdown_valve |
A shuttle is a tool designed to neatly and compactly store a holder that carries the thread of the weft yarn while weaving with a loom . Shuttles are thrown or passed back and forth through the shed , between the yarn threads of the warp in order to weave in the weft.
The simplest shuttles, known as "stick shuttles", ... | https://en.wikipedia.org/wiki/Shuttle_(weaving) |
Shuttle catalysis is used to describe catalytic reactions where a chemical entity of a donor molecule is transferred to an acceptor molecule. [ 1 ] In these reactions, while the number of chemical bonds of each reactant changes, the types and total number of chemical bonds remain constant over the course of the reactio... | https://en.wikipedia.org/wiki/Shuttle_catalysis |
A shuttle vector is a vector (usually a plasmid ) constructed so that it can propagate in two different host species. [ 1 ] Therefore, DNA inserted into a shuttle vector can be tested or manipulated in two different cell types. The main advantage of these vectors is they can be manipulated in E. coli , then used in a ... | https://en.wikipedia.org/wiki/Shuttle_vector |
The Shvab–Zeldovich formulation is an approach to remove the chemical-source terms from the conservation equations for energy and chemical species by linear combinations of independent variables, when the conservation equations are expressed in a common form. Expressing conservation equations in common form often limit... | https://en.wikipedia.org/wiki/Shvab–Zeldovich_formulation |
Shwartzman phenomenon is a rare reaction of a body to particular types of toxins , called endotoxins , which cause thrombosis in the affected tissue . A clearing of the thrombosis results in a reticuloendothelial blockade , which prevents re-clearing of the thrombosis caused by a repeat introduction of the toxin. Tha... | https://en.wikipedia.org/wiki/Shwartzman_phenomenon |
Tetramethylsilane (abbreviated as TMS ) is the organosilicon compound with the formula Si(CH 3 ) 4 . It is the simplest tetraorganosilane. Like all silanes , the TMS framework is tetrahedral. TMS is a building block in organometallic chemistry but also finds use in diverse niche applications.
TMS is a by-product of th... | https://en.wikipedia.org/wiki/Si(CH3)4 |
Disilyne is a low valent silicon compound with the chemical formula Si 2 R 2 where oxidation state of Si is +1. Several isomers are possible, but none are sufficiently stable to be of practical value. Substituted disilynes contain a formal silicon–silicon triple bond and as such are sometimes written R 2 Si 2 (where R ... | https://en.wikipedia.org/wiki/Si2H2 |
Disilane is a chemical compound with general chemical formula Si 2 R 6 that was first identified in 1902 by Henri Moissan and Samuel Smiles (1877–1953) where R = H. Moissan and Smiles reported disilane as being among the products formed by the action of dilute acids on metal silicides. Although these reactions had been... | https://en.wikipedia.org/wiki/Si2H6 |
The pyroxenes (commonly abbreviated Px ) are a group of important rock-forming inosilicate minerals found in many igneous and metamorphic rocks . Pyroxenes have the general formula XY(Si,Al) 2 O 6 , [ 1 ] where X represents ions of calcium (Ca), sodium (Na), iron (Fe(II)) or magnesium (Mg) and more rarely zinc , manga... | https://en.wikipedia.org/wiki/Si2O6 |
Trinitite , also known as atomsite or Alamogordo glass , [ 1 ] [ 2 ] is the glassy residue left on the desert floor after the plutonium -based Trinity nuclear bomb test on July 16, 1945, near Alamogordo, New Mexico . The glass is primarily composed of arkosic sand composed of quartz grains and feldspar (both microcline... | https://en.wikipedia.org/wiki/Si61Cu30Ca7Fe2 |
Amphibole ( / ˈ æ m f ə b oʊ l / AM -fə-bohl ) is a group of inosilicate minerals , forming prism or needlelike crystals, [ 1 ] composed of double chain SiO 4 tetrahedra , linked at the vertices and generally containing ions of iron and/or magnesium in their structures. Its IMA symbol is Amp. [ 2 ] Amphiboles can be gr... | https://en.wikipedia.org/wiki/Si8O22 |
Aurosilane is an inorganic compound with a chemical formula of SiAu 4 . In this compound, gold acts as an electron acceptor with a valence of -1. Aurosilane has been isolated as a type of gold silane . [ 1 ] Its unit cell parameters are a=5.658, c=5.605 A. [ 2 ] The LUMO and the four Si-Au bonding orbitals of SiAu 4 ar... | https://en.wikipedia.org/wiki/SiAu4 |
Silicon tetrabromide , also known as tetrabromosilane, is the inorganic compound with the formula SiBr 4 . [ 1 ] This colorless liquid has a suffocating odor due to its tendency to hydrolyze with release of hydrogen bromide . [ 2 ] The general properties of silicon tetrabromide closely resemble those of the more common... | https://en.wikipedia.org/wiki/SiBr4 |
Tetramethyl orthosilicate (TMOS) is the chemical compound with the formula Si(OCH 3 ) 4 . This molecule consists of four methoxy groups bonded to a silicon atom. The basic properties are similar to the more popular tetraethyl orthosilicate , which is usually preferred because the product of hydrolysis , ethanol , is ... | https://en.wikipedia.org/wiki/SiC4H12O4 |
Silicon tetrachloride or tetrachlorosilane is the inorganic compound with the formula SiCl 4 . It is a colorless volatile liquid that fumes in air. It is used to produce high purity silicon and silica for commercial applications. It is a part of the chlorosilane family.
Silicon tetrachloride is prepared by the chlorin... | https://en.wikipedia.org/wiki/SiCl4 |
Chlorotrifluorosilane is an inorganic gaseous compound with formula SiClF 3 composed of silicon , fluorine and chlorine . It is a silane that substitutes hydrogen with fluorine and chlorine atoms.
By heating a mixture of anhydrous aluminium chloride and sodium hexafluorosilicate to between 190 and 250 °C a mixture of ... | https://en.wikipedia.org/wiki/SiClF3 |
SiC–SiC matrix composite is a particular type of ceramic matrix composite (CMC) which have been accumulating interest mainly as high temperature materials for use in applications such as gas turbines , as an alternative to metallic alloys . CMCs are generally a system of materials that are made up of ceramic fibers or ... | https://en.wikipedia.org/wiki/SiC–SiC_matrix_composite |
Chlorotrifluorosilane is an inorganic gaseous compound with formula SiClF 3 composed of silicon , fluorine and chlorine . It is a silane that substitutes hydrogen with fluorine and chlorine atoms.
By heating a mixture of anhydrous aluminium chloride and sodium hexafluorosilicate to between 190 and 250 °C a mixture of ... | https://en.wikipedia.org/wiki/SiF3Cl |
Silicon tetrafluoride or tetrafluorosilane is a chemical compound with the formula Si F 4 . This colorless gas is notable for having a narrow liquid range: its boiling point is only 4 °C above its melting point. It was first prepared in 1771 by Carl Wilhelm Scheele by dissolving silica in hydrofluoric acid , [ 5 ] and... | https://en.wikipedia.org/wiki/SiF4 |
Silylidyne is a chemical substance occurring as a molecule found in stars and probably existing in interstellar space, or as a monolayer on the surface of solid silicon . The SiH molecule is a radical , and can be made experimentally by striking an electric arc to silicon on a low pressure hydrogen gas. [ 1 ]
As a sur... | https://en.wikipedia.org/wiki/SiH |
Trichlorosilane (TCS) is an inorganic compound with the formula HCl 3 Si. It is a colourless, volatile liquid. Purified trichlorosilane is the principal precursor to ultrapure silicon in the semiconductor industry. In water, it rapidly decomposes to produce a siloxane polymer while giving off hydrochloric acid . Be... | https://en.wikipedia.org/wiki/SiHCl3 |
Silicon tetraiodide is the chemical compound with the formula Si I 4 . It is a tetrahedral molecule with Si-I bond lengths of 2.432(5) Å. [ 1 ]
SiI 4 is a precursor to silicon amides of the formula Si(NR 2 ) 4 (R = alkyl). [ 2 ] It has also been of interest in the manufacture and etching of silicon in microelectronic... | https://en.wikipedia.org/wiki/SiI4 |
Silicon monoxide is the chemical compound with the formula SiO where silicon is present in the oxidation state +2. In the vapour phase, it is a diatomic molecule. [ 1 ] It has been detected in stellar objects [ 2 ] and has been described as the most common oxide of silicon in the universe. [ 3 ]
When SiO gas is cooled... | https://en.wikipedia.org/wiki/SiO |
Silicon dioxide , also known as silica , is an oxide of silicon with the chemical formula SiO 2 , commonly found in nature as quartz . [ 5 ] [ 6 ] In many parts of the world, silica is the major constituent of sand . Silica is one of the most complex and abundant families of materials , existing as a compound of severa... | https://en.wikipedia.org/wiki/SiO2 |
SiRF Technology, Inc. was an American pioneer in the commercial use of GPS technology for consumer applications. The company was founded in 1995 and was headquartered in San Jose, California . Notable and founding members included Sanjai Kohli , [ 2 ] Dado Banatao , and Kanwar Chadha. [ citation needed ] The company wa... | https://en.wikipedia.org/wiki/SiRF |
SiRFstarIII is a range of high sensitivity GPS microcontroller chips manufactured by SiRF Technology . GPS microcontroller chips interpret signals from GPS satellites and determine the position of the GPS receiver. It was announced in 2004. [ 1 ] [ 2 ]
SiRFstarIII features: [ 3 ] | https://en.wikipedia.org/wiki/SiRFstarIII |
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