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this f-106 was designed in the mid-1950s

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this f-106 was designed in the mid-1950s
 

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this f-106 was designed in the mid-1950s
for supersonic flight

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for supersonic flight
 

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for supersonic flight
nasa's langley research center

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nasa's langley research center
 

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nasa's langley research center
originally used the aircraft to study

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originally used the aircraft to study
 

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originally used the aircraft to study
lightning by flying it directly into

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lightning by flying it directly into
 

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lightning by flying it directly into
thunderstorms

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thunderstorms
 

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thunderstorms
engineers are now using the plane for

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engineers are now using the plane for
 

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engineers are now using the plane for
its highly swept wing to explore a

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its highly swept wing to explore a
 

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its highly swept wing to explore a
design that incorporates a leading edge

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design that incorporates a leading edge
 

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design that incorporates a leading edge
flap an 18-inch wide panel that runs the

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flap an 18-inch wide panel that runs the
 

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flap an 18-inch wide panel that runs the
length of the wing and points downward

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length of the wing and points downward
 

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length of the wing and points downward
wind tunnel tests with f-106 models

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wind tunnel tests with f-106 models
 

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wind tunnel tests with f-106 models
indicate that installing the flap can

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indicate that installing the flap can
 

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indicate that installing the flap can
increase the plane's performance by more

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increase the plane's performance by more
 

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increase the plane's performance by more
than 20 percent

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than 20 percent
 

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than 20 percent
265 feet

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265 feet
 

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265 feet
when air passes over the wings of a

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when air passes over the wings of a
 

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when air passes over the wings of a
plane small tornado-like currents called

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plane small tornado-like currents called
 

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plane small tornado-like currents called
vortices are generated

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vortices are generated
 

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vortices are generated
again look at the wingtip of the space

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again look at the wingtip of the space
 

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again look at the wingtip of the space
shuttle as it lands

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touchdown

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touchdown
 

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touchdown
vortices normally form along the entire

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vortices normally form along the entire
 

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vortices normally form along the entire
wing and are important to aircraft

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wing and are important to aircraft
 

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wing and are important to aircraft
because they generate lift

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because they generate lift
 

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because they generate lift
looking at a cross-section of the f-106

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looking at a cross-section of the f-106
 

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looking at a cross-section of the f-106
wing illustrates how lift occurs

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by adding a vortex flap air is channeled

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by adding a vortex flap air is channeled
 

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by adding a vortex flap air is channeled
both upward and forward

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both upward and forward
 

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both upward and forward
according to program manager ron smith

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according to program manager ron smith
 

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according to program manager ron smith
no wings have ever been designed to make

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no wings have ever been designed to make
 

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no wings have ever been designed to make
use of this vortex but we're controlling

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use of this vortex but we're controlling
 

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use of this vortex but we're controlling
that vortex that tornado by putting it

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that vortex that tornado by putting it
 

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that vortex that tornado by putting it
on the leading edge where we form a

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on the leading edge where we form a
 

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on the leading edge where we form a
suction which pulls the airplane along

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suction which pulls the airplane along
 

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suction which pulls the airplane along
phil brown is chief test pilot for the

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phil brown is chief test pilot for the
 

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phil brown is chief test pilot for the
f-106 program he finds the plane much

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f-106 program he finds the plane much
 

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f-106 program he finds the plane much
more responsive with the flap when doing

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more responsive with the flap when doing
 

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more responsive with the flap when doing
the movements

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the movements
 

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the movements
this wing design may someday translate

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this wing design may someday translate
 

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this wing design may someday translate
into better handling qualities for

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into better handling qualities for
 

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into better handling qualities for
fighter aircraft as well as improvements

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fighter aircraft as well as improvements
 

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fighter aircraft as well as improvements
for high-speed transports

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for high-speed transports
 

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for high-speed transports
particularly in the

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particularly in the
 

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particularly in the
approach and landing regime where it

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approach and landing regime where it
 

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approach and landing regime where it
will reduce drag and

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will reduce drag and
 

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will reduce drag and
therefore require less thrust therefore

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therefore require less thrust therefore
 

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therefore require less thrust therefore
produce less noise because the engines

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produce less noise because the engines
 

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produce less noise because the engines
will be at lower power settings

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will be at lower power settings
 

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will be at lower power settings
aerodynamic research for airplane wings

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aerodynamic research for airplane wings
 

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aerodynamic research for airplane wings
is also the goal of another research

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is also the goal of another research
 

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is also the goal of another research
team at nasa langley

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using new construction techniques planes

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using new construction techniques planes
 

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using new construction techniques planes
fly through the air easier because they

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fly through the air easier because they
 

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fly through the air easier because they
are built with smoother more aerodynamic

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are built with smoother more aerodynamic
 

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are built with smoother more aerodynamic
surfaces

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surfaces
 

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surfaces
as a result planes burn less fuel fly

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as a result planes burn less fuel fly
 

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as a result planes burn less fuel fly
quieter higher and at faster speeds

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quieter higher and at faster speeds
 

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quieter higher and at faster speeds
in an effort to better understand the

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in an effort to better understand the
 

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in an effort to better understand the
dynamics behind smooth airflow

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dynamics behind smooth airflow
 

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dynamics behind smooth airflow
researchers coat this ultra smooth

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researchers coat this ultra smooth
 

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researchers coat this ultra smooth
highly instrumented learjet wing with an

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highly instrumented learjet wing with an
 

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highly instrumented learjet wing with an
oily liquid crystal preparation

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once airborne pilots target a variety of

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once airborne pilots target a variety of
 

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once airborne pilots target a variety of
allies

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allies
 

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allies
and maneuvers designated by aerospace

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and maneuvers designated by aerospace
 

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and maneuvers designated by aerospace
engineer cindy lee who sits in the back

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engineer cindy lee who sits in the back
 

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engineer cindy lee who sits in the back
making real-time analysis of flow fields

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making real-time analysis of flow fields
 

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making real-time analysis of flow fields
over the wing

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over the wing
 

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over the wing
cindy can also tell by looking at color

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cindy can also tell by looking at color
 

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cindy can also tell by looking at color
shifts in the liquid crystal whether the

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shifts in the liquid crystal whether the
 

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shifts in the liquid crystal whether the
airflow is smooth or turbulent she is

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airflow is smooth or turbulent she is
 

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airflow is smooth or turbulent she is
piecing together a series of calibrated

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piecing together a series of calibrated
 

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piecing together a series of calibrated
measurements that may someday help

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measurements that may someday help
 

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measurements that may someday help
aircraft manufacturers design more

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aircraft manufacturers design more
 

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aircraft manufacturers design more
aerodynamic wings

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nasa's aeronautical research fine-tuning

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nasa's aeronautical research fine-tuning
 

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nasa's aeronautical research fine-tuning
the latest innovations to create better

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the latest innovations to create better
 

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the latest innovations to create better
airplane wings