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Topics referred to by the same term
Look up laminar in Wiktionary, the free dictionary. Laminar means "flat". Laminar may refer to: Terms in science and engineering: Laminar electronics
Laminar
Flow where fluid particles follow smooth paths in layers
Laminar flow (/ˈlæmɪnər/) is the property of fluid particles in fluid dynamics to follow smooth paths in layers, with each layer moving smoothly past
Laminar_flow
Streamlined body for generating lift
the maximum thickness point, which increases the skin friction drag. A laminar flow wing moves the maximum thickness point well back along the chord from
Airfoil
Ratio of inertial to viscous forces acting on a liquid
viscous forces. At low Reynolds numbers, flows tend to be dominated by laminar (sheet-like) flow, while at high Reynolds numbers, flows tend to be turbulent
Reynolds_number
Columbia, South Carolina, software company
Laminar Research is a small software company based in Columbia, South Carolina, and dedicated to providing software that accurately reflects the laws
Laminar_Research
Type of armour
Laminar armour (from Latin lamina 'layer') is an armour made from horizontal overlapping rows or bands of, usually small, solid armour plates called lames
Laminar_armour
Type of laboratory equipment used to prevent contamination of samples
A laminar flow cabinet or tissue culture hood is a partially enclosed bench work surface designed to prevent contamination of biological samples, semiconductor
Laminar_flow_cabinet
The laminar sublayer, also called the viscous sublayer, is the region of a mainly-turbulent flow that is near a no-slip boundary and in which viscous
Laminar_sublayer
Process of fluid flow becoming turbulent
In fluid dynamics, the process of a laminar flow becoming turbulent is known as laminar–turbulent transition. The main parameter characterizing transition
Laminar–turbulent_transition
The laminar flamelet model is a mathematical method for modelling turbulent combustion. The laminar flamelet model is formulated specifically as a model
Laminar_flamelet_model
US fighter prototype and research plane (1982–2009)
turned over to NASA Ames-Dryden Flight Research Facility for supersonic laminar flow research for the High Speed Civil Transport (HSCT) program. The F-16XL
General_Dynamics_F-16XL
Retarding force on a body moving in a fluid
fluid at relatively slow speeds (assuming there is no turbulence). Purely laminar flow only exists up to Re = 0.1 under this definition. In this case, the
Drag_(physics)
Layer of fluid in the immediate vicinity of a bounding surface
two different types of boundary layer flow: laminar and turbulent. Laminar boundary layer flow The laminar boundary is a very smooth flow, while the turbulent
Boundary_layer
Way certain tissues are arranged in layers
A laminar organization describes the way certain tissues, such as bone membrane, skin, or brain tissues, are arranged in layers. The earliest forms of
Laminar_organization
Airbus experimental aircraft design project
Breakthrough Laminar Aircraft Demonstrator in Europe (BLADE) is an Airbus project within the European Clean Sky framework to flight-test experimental laminar-flow
Breakthrough Laminar Aircraft Demonstrator in Europe
Breakthrough_Laminar_Aircraft_Demonstrator_in_Europe
substantially influenced by more than one wall. Each of the main types has a laminar, transitional, and turbulent sub-type. The two types of boundary layers
Boundary_layer_thickness
Property of a combustible mixture
Laminar flame speed is an intrinsic characteristic of premixed combustible mixtures. It is the speed at which an un-stretched laminar flame will propagate
Laminar_flame_speed
Medical condition
Cortical pseudolaminar necrosis, also known as cortical laminar necrosis and simply laminar necrosis, is the death of cells in the cerebral cortex of
Cortical pseudolaminar necrosis
Cortical_pseudolaminar_necrosis
Fluid dynamics control in engineering
undesirable in aircraft high lift coefficient systems and jet engine intakes. Laminar flow produces less skin friction than turbulent but a turbulent boundary
Boundary_layer_control
1979 studio album by Roy Orbison
Laminar Flow is an album by the American musician Roy Orbison. It was recorded at Wishbone Recording Studio in Muscle Shoals, Alabama, and released on
Laminar_Flow_(album)
Flight simulator produced by Laminar Research
X-Plane is a flight simulator initially launched by Laminar Research in 1995. Commercial desktop versions are sold for macOS, Windows, and Linux. A mobile
X-Plane_(simulator)
Law describing the pressure drop in an incompressible and Newtonian fluid
that gives the pressure drop in an incompressible and Newtonian fluid in laminar flow flowing through a long cylindrical pipe of constant cross section
Hagen–Poiseuille_equation
Equation in fluid dynamics
friction factor with laminar flow. If the formula for laminar flow is f = 16/Re, it is the Fanning factor f, and if the formula for laminar flow is fD = 64/Re
Darcy–Weisbach_equation
1963 experimental aircraft
Northrop X-21A was an experimental aircraft designed to test wings with laminar flow control. It was based on the Douglas WB-66D airframe, with the wing-mounted
Northrop_X-21
other types of fuel cells. In Laminar flow fuel cells (LFFC) this is achieved by exploiting the phenomenon of non-mixing laminar flows where the interface
Membraneless_Fuel_Cells
Graph used in fluid dynamics
The Moody chart can be divided into two regimes of flow: laminar and turbulent. For the laminar flow regime ( R e {\displaystyle Re} < ~3000), roughness
Moody_chart
Stone tool
microliths are usually defined: laminar and geometric. An assemblage of microliths can be used to date an archeological site. Laminar microliths are slightly
Microlith
Dust-free room for research or production
companies: MicroAire, PureAire, and Key Plastics. These competitors made laminar flow units, glove boxes, cleanrooms and air showers, along with the chemical
Cleanroom
Mathematical equations to describe fluid flow
Dynamics (CFD) to modify turbulent transport equations to simulate laminar, laminar-to-turbulent and turbulence states in a fluid flow. The Gamma-Re model
Gamma-Re_Transition_Model
American singer-songwriter discography
Documented (self-released, 2006) Isle Land DVD/EP (Bella Union, 2008) Laminar Excursion Monthly #8 (Procession at Night) (Crossroads of America Records/Flannelgraph
Josh_Tillman_discography
American aircraft manufacturer
3500. This uses super-laminar flow technology which was initially tested on the Celera. The company is working with DARPA on a laminar flow UAV. Zunum Aero
Otto_Aerospace
in August 1951. Research into laminar flow wings was carried out by the XLF-207 Laminar, an LF-107 fitted with laminar flow wings. Presently there are
Letov_LF-107_Luňák
Group of neurological disorders
Gray matter heterotopia is a neurological disorder caused by gray matter being located in an atypical location in the brain. Grey matter heterotopia is
Gray_matter_heterotopia
Phenomenon in fluid dynamics
effect where a dilute suspension of neutrally buoyant particles flowing (in laminar flow) in a tube equilibrates at a distance of 0.6R from the tube's centre
Segrè–Silberberg_effect
Motion characterized by chaotic changes in pressure and flow velocity
exhibiting chaotic changes in pressure and flow velocity. It is in contrast to laminar flow, which occurs when a fluid flows in parallel layers with no disruption
Turbulence
In vector calculus, a complex lamellar vector field is a vector field which is orthogonal to a family of surfaces. In the broader context of differential
Complex_lamellar_vector_field
Breathing gas mixed from helium and oxygen
of laminar flow for any given airway. Laminar flow tends to generate less resistance than turbulent flow. In the small airways where flow is laminar, resistance
Heliox
In combinatorics, a laminar set family is a set family in which each pair of sets are either disjoint or related by containment. Formally, a set family
Laminar_set_family
Flame where the fuel and oxidizer are mixed before combustion
in a laboratory) a laminar flame may be formed in one of several possible flame configurations. The inner structure of a laminar premixed flame is composed
Premixed_flame
Device used to direct the flow of a fluid
specialized jet is the laminar jet. This is a water jet that contains devices to smooth out the pressure and flow, and produces laminar flow, as its name suggests
Nozzle
Type of liquid flow within a closed conduit
inertia, as represented by the Reynolds number, the flow can be either laminar or turbulent. For circular pipes of different surface roughness, at a Reynolds
Pipe_flow
The Pazmany PL-1 Laminar and Pazmany PL-2 are American two-seat trainer and personal light aircraft designed by Ladislao Pazmany to be marketed as a homebuilt
Pazmany_PL-1
Nondimensional heat transfer coefficient
thicker. It increases suddenly where the boundary layer transitions from laminar to turbulent flow. The local Nusselt number is a nondimensionalization
Nusselt_number
Reaction using laminar dynamics
A laminar flow reactor (LFR) is a type of chemical reactor that uses laminar flow to control reaction rate, and/or reaction distribution. LFR is generally
Laminar_flow_reactor
Simple model of fluid flow in a pipe
known as pipe flow. In laminar pipe flow, the velocity profile is parabolic. For flows in pipes, if flow is turbulent then the laminar sublayer caused by
Plug_flow
research shows mixed results as whether laminar airflow in an operating room decreases surgical site infections. Laminar airflow ventilation is more frequently
Air filtration in operating rooms
Air_filtration_in_operating_rooms
Device on an aircraft surface to induce turbulence
A turbulator is a device that turns a laminar boundary layer into a turbulent boundary layer. Turbulent flow can be desired on parts of the surface of
Turbulator
Icaro Laminar is a large family of Italian high-wing, single-place and two-place hang gliders, designed and produced by Icaro 2000. The Laminar family
Icaro_Laminar
Relation used in the field of fluid dynamics
packed bed as laminar fluid flow in a collection of curving passages/tubes crossing the packed bed and (b) Poiseuille's law describing laminar fluid flow
Kozeny–Carman_equation
Internal combustion engine sensor
sensor generations. Laminar flow elements measure the volumetric flow of gases directly. They operate on the principle that, given laminar flow, the pressure
Mass_flow_sensor
Detachment of a boundary layer from a surface into a wake
Boundary layers can be either laminar or turbulent. A reasonable assessment of whether the boundary layer will be laminar or turbulent can be made by calculating
Flow_separation
Wing shape
coefficient of 0.4 and maintains laminar flow for lift coefficients between 0 and 0.8. Further advancement in maximizing laminar flow achieved by separately
NACA_airfoil
Planned light twin-engine business jet
Otto Aerospace. In 2024, initial wind tunnel testing validated the full laminar flow, cutting drag by 35% over rivals. By May 2025, engines, avionics,
Otto_Phantom_3500
Field of materials science
Carbon nanotube Circuit deposition Conductive ink Flexible electronics Laminar Melanin Organic field-effect transistor (OFET) Organic semiconductor Organic
Organic_electronics
Single engine business/utility light aircraft
and altitude. Pushing the laminar flow to the limit could hinder handling qualities or structural efficiency, and laminar flow tends to be unreliable
Otto_Celera_500L
Type of aerodynamic or hydrodynamic drag
Skin friction drag is caused by the viscosity of fluids and develops from laminar to turbulent drag as a fluid moves more rapidly across the surface of an
Skin_friction_drag
Dimensionless parameter to quantify fluid resistance
drag results in a broad wake. The boundary layer will transition from laminar to turbulent if Reynolds number of the flow around the body is sufficiently
Drag_coefficient
Quantity relating heat flux and temperature difference
correlation for natural convection adjacent to a vertical plane, both for laminar and turbulent flow. k is the thermal conductivity of the fluid, L is the
Heat_transfer_coefficient
Dimensionless parameter in fluid mechanics
D_{T}} is the thermal diffusivity and S L {\displaystyle S_{L}} is the laminar flame speed and the flame thickness is given by δ L = D T / S L {\displaystyle
Karlovitz_number
Contagious disease caused by SARS-CoV-2
with large natural inlets can move stale air directly to the exhaust in laminar flow while significantly reducing the concentration of droplets and particles
COVID-19
Movement of air
the environment. Like any fluid, air may exhibit both laminar and turbulent flow patterns. Laminar flow occurs when air can flow smoothly, and exhibits
Airflow
Hydrological phenomenon
relatively high frequency and low magnitude, and is limited to conditions of laminar flow. The concentration of particles usually spreads out in a straight
Sheet_flow
Resistance of the respiratory tract to airflow
airway resistance including: The diameter of the airways Whether airflow is laminar or turbulent In fluid dynamics, the Hagen–Poiseuille equation is a physical
Airway_resistance
Airplane
Whitworth Aircraft. The A.W.52 emerged from wartime research into the laminar flow airfoil, which indicated that, in combination with the flying wing
Armstrong_Whitworth_A.W.52
axisymmetric outer flow induced by a laminar or turbulent jet having a large jet Reynolds number or by a laminar plume with a large Grashof number, in
Schneider_flow
Distance a flow travels after entering a pipe before fully developed
of the flow. In case of laminar flow, this length is given by: L h , l a m i n a r = 0.0575 R e D D {\displaystyle L_{h,laminar}=0.0575Re_{D}D} where R
Entrance length (fluid dynamics)
Entrance_length_(fluid_dynamics)
Type of laboratory equipment
cabinet, removing harmful bacteria and viruses. This is in contrast to a laminar flow clean bench, which blows unfiltered exhaust air towards the user and
Biosafety_cabinet
Aerodynamic resistance against the motion of an object
is usually laminar and relatively thin, but becomes turbulent and thicker towards the rear. The position of the transition point from laminar to turbulent
Parasitic_drag
Sub-discipline of civil engineering
Hydraulic engineering as a sub-discipline of civil engineering is concerned with the flow and conveyance of fluids, principally water and sewage. One feature
Hydraulic_engineering
Baseball physics
others before and named the "laminar effect" based on a mistaken notion that smooth portions of the ball caused a laminar boundary layer more prone to
Seam-shifted_wake
Ball used in the sport of golf
transition from laminar to turbulent. The turbulent boundary layer is able to remain attached to the surface of the ball much longer than a laminar boundary
Golf_ball
Equations for calculations of the Darcy friction factor
applicable depends upon the type of flow that exists: Laminar flow Transition between laminar and turbulent flow Fully turbulent flow in smooth conduits
Darcy friction factor formulae
Darcy_friction_factor_formulae
Japanese art of paper folding
(square base), fish base, waterbomb base, and the frog base. Almost any laminar (flat) material can be used for folding; the only requirement is that it
Origami
Mid-engined fighter aircraft
the Airacobra. The wing was redesigned again, this time with new NACA laminar flow airfoils, 66(215)-116 a=0.6 at the root and a NACA 66(215)-216 a=0
Bell_P-63_Kingcobra
Medical condition
FOXG1 directs multiple laminar fate decisions during cerebrum development. During corticogenesis, cortical neurons are sequentially produced, migrate
FOXG1_syndrome
Carrier-based multi-role fighter aircraft family
Variable-Sweep Transition Flight Experiment (VSTFE). This program explored laminar flow on variable sweep aircraft at high subsonic speeds. Notable F-14s
Grumman_F-14_Tomcat
Armour made of overlapping scales, without a solid backing
Near East.[citation needed] Lamellar armour should not be confused with laminar armour, a related form of plate armour which is made from horizontal overlapping
Lamellar_armour
Airfoil design
KFm2 airfoil showing purported laminar flow vortex
Kline–Fogleman_airfoil
Aspects of fluid mechanics involving fluid flow
called laminar. The presence of eddies or recirculation alone does not necessarily indicate turbulent flow—these phenomena may be present in laminar flow
Fluid_dynamics
Petri dish with agar used to culture microbes
prevent contamination on the agar plates. Plating is thus often done in a laminar flow cabinet or on the working bench next to a bunsen burner. In 1881,
Agar_plate
Dynamics of blood flow
smoothness of the vessels, resulting in either turbulent (chaotic) or laminar (smooth) flow. Smoothness is reduced by the buildup of fatty deposits on
Hemodynamics
Swirling and reverse current in a turbulent flow regime
adjusted the velocities of the fluids and observed the transition from laminar to turbulent flow, characterized by the formation of eddies and vortices
Eddy_(fluid_dynamics)
Ratio between local shear stress and bulk dynamic pressure within a flow
because of some roughness at the microscopic level. The friction factor for laminar flow of Newtonian fluids in round tubes is often taken to be: f = 16 R
Fanning_friction_factor
1944 British fighter aircraft
Supermarine to devise a new wing for the aircraft and to incorporate a laminar flow wing section in the new design. By November that year, the company's
Supermarine_Spiteful
High viscosity mixers are mixers designed for mixing materials with laminar mixing processes because the ingredients have such high viscosities that a
High_viscosity_mixer
Visible, gaseous part of a fire
diffusion flame) operate through evaporation of the fuel which rises in a laminar flow of hot gas which then mixes with surrounding oxygen and combusts.
Flame
Dangers of cloud formations to aircraft
non-obvious active cells. The updrafts under a cumulonimbus can be extremely laminar, extensive, and uniform, this is particularly true during the buildup of
Cumulonimbus_and_aviation
out and often making the leaf look somewhat like a branch or a pitchfork laminar 3-D shape Flat (like most leaves) lanceolate lanceolatus whole leaf Long
Glossary_of_leaf_morphology
Two-dimensional laminar boundary layer that forms on a semi-infinite plate
after Paul Richard Heinrich Blasius) describes the steady two-dimensional laminar boundary layer that forms on a semi-infinite plate which is held parallel
Blasius_boundary_layer
Spray drying to create nanoparticles
particles. The gas flow in the system is laminar and not turbulent as in common spray drying. The advantage of a laminar flow is that the particles fall straight
Nano_spray_dryer
Carrier-based fighter aircraft; first jet fighter in Royal Navy service
which had called for the development of a jet fighter furnished with a laminar flow wing and a single jet engine. In response, British aircraft manufacturer
Supermarine_Attacker
Physical law relating heat loss to temperature difference
heat transfer coefficients for typical configurations and fluids. For laminar flows, the heat transfer coefficient is usually smaller than in turbulent
Newton's_law_of_cooling
Streamwise unstable wave
layer and channel flow). It is one of the more common methods by which a laminar bounded shear flow transitions to turbulence. The waves are initiated when
Tollmien–Schlichting_wave
they increase the pipeline capacity by reducing turbulency and increasing laminar flow. Drag reducing agents can be broadly classified under the following
Drag_reducing_agent
COMSOL Commercial Multiphysics solver with CFD capabilities, including laminar and turbulent flow, heat transfer, and fluid-structure interaction CONVERGE
List of computational fluid dynamics software
List_of_computational_fluid_dynamics_software
Laboratory flask with a flat bottom
drying rack Containers Storage Agar plate Cryogenic storage dewar Incubator Laminar flow cabinet Microtiter plate Petri dish Picotiter plate Refrigerator Weighing
Erlenmeyer_flask
One of the types of serves in the game of volleyball
generally two types; laminar and turbulent. When the volleyball is moving at a lower speed, the air surrounding the ball is in laminar flow, meaning the
Float_serve
Plot of flammability in gaseous mixtures
experimental investigation of the flammability zone and the corresponding laminar flame speed can be found in reference for mixtures of methane, oxygen and
Flammability_diagram
Type of fluid
state of the fluid. For an incompressible and isotropic Newtonian fluid in laminar flow only in the direction x (i.e. where viscosity is isotropic in the
Newtonian_fluid
Equation known for chaotic behavior
Yoshiki Kuramoto and Gregory Sivashinsky to describe the instabilities of a laminar flame front. It has since been found to apply to other systems, such as
Kuramoto–Sivashinsky_equation
LAMINAR
LAMINAR
LAMINAR
LAMINAR
Surname or Lastname
English (chiefly West Country)
English (chiefly West Country) : from Middle English bolt ‘bolt’, ‘bar’ (Old English bolt ‘arrow’). In part this may have originated as a nickname or byname for a short but powerfully built person, in part as a metonymic occupational name for a maker of bolts.Danish : variant of Boldt.Variant of Bold.German : from a short form of the personal names Baldwin or Reinbold.
Boy/Male
Spanish
Twin.
Boy/Male
Arabic, Muslim
Tall; Lofty; Slim; Towering
Girl/Female
Irish
From sorcha meaning “bright, radiant, light.†Popular in the Middle Ages, the name has become popular again in recent years partly due to the success of the Irish actress Sorcha Cusack in Britain. Incidentally, her actor sisters are named Sinead and Niamh.
Girl/Female
Indian, Punjabi, Sanskrit, Sikh
Sun
Girl/Female
Teutonic French German
Strong.
Girl/Female
British, English
Pretty
Boy/Male
Indian, Sanskrit
Perception; Knowledge; Wise
Girl/Female
Tamil
Iksura | இகà¯à®¸à¯à®°à®¾
Fragrant grass
Biblical
to serve
LAMINAR
LAMINAR
LAMINAR
LAMINAR
LAMINAR
n.
A genus of great seaweeds with long and broad fronds; kelp, or devil's apron. The fronds commonly grow in clusters, and are sometimes from thirty to fifty feet in length. See Illust. of Kelp.
n.
Any large blackish seaweed, especially the Laminaria saccharina. See Kelp.
n.
A broad-leafed fossil alga.
a.
Laminar.
n.
A sweet white efflorescence from dried fronds of kelp, especially from those of the Laminaria saccharina, or devil's apron.
a.
Alt. of Laminal
a.
Pertaining to seaweeds of the genus Laminaria, or to that zone of the sea (from two to ten fathoms in depth) where the seaweeds of this genus grow.
n.
Any marine vegetation cast up on the shore, especially plants of the genera Fucus, Laminaria, and Zostera, which are most abundant on northern shores.
n.
Any large seaweed of the genus Laminaria; tangle; kelp. See Kelp.