Condensed Matter
Q3-01: Helix Diffraction
Category: Q3 Genetics and Molecular Biology
Purpose:
To model the structure of a helical molecule
I7-22: Phonon Propagation - Simple 1D Model
Purpose:
To illustrate the concept of phonons
I7-09: Spontaneous Ordering - Crystal Formation Models
Purpose:
Demonstrates the formation of crystal patterns from disordered objects
I7-31: FILLED CONDUCTION BANDS
Purpose:
Demonstrate that filled bands and empty bands are non-conductive; only partially filled bands are active.
I7-11: FERMI SURFACE OF ALUMINUM
Purpose:
Illustrate the Fermi surface of aluminum.
I7-08: CRYSTAL MODEL WITH FAULTS
Purpose:
Visualization of a crystal fault within a simple crystal structure.
I7-06: CRYSTAL MODELS - LARGE UNIVERSAL
Purpose:
Set of components to form a large number of crystal types.
I7-05: CRYSTAL MODELS - LARGE
Purpose:
Large models of crystals.
I7-01: CRYSTAL MODELS - SET OF 2
Purpose:
Set of two simple crystal models.
N1-32: ICE CRYSTALS - PAPER MODELS
Category: N1 Continuous Spectra
Purpose:
Illustrates how two types of ice crystals formed high in the atmosphere float downward through the air with preferred orientations.
I7-03: CRYSTAL MODELS - BRAVAIS SUPPLEMENTAL SET OF 16
Purpose:
Models of crystals.
I7-02: CRYSTAL MODELS - BRAVAIS SET OF 14
Purpose:
Models of crystals
I7-07: CLOSE-PACKED CRYSTALLITE
Purpose:
Display the low index surfaces of face-centered cubic or hexagonal close-packed crystals
I7-04: CRYSTAL MODELS - CALCITE
Purpose:
Model a calcite crystal with a sample of the real thing
I7-21: SUPERCONDUCTOR - MAGNET LEVITATION
Purpose:
Demonstrate levitation of a magnet above a high-temperature superconductor
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H2-01: FOCUSING OF SOUND WITH CONCAVE REFLECTORS
Demonstrate how sound waves can be focused by concave reflectors. Read More
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H2-02: PARABOLIC MICROPHONE
Show what a parabolic microphone is and to demonstrate its sensitivity individually. Read More
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H2-03: ACOUSTIC RADAR
Illustrate how RADAR and SONAR work Read More
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H2-11: SOUND LENS
Demonstrate focusing of sound by refraction in a sound lens Read More
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H2-21 AUDIBLE YOUNG'S EXPERIMENT - GROUP LISTENING
Demonstrates interference of sound waves with two coherent sources
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H2-22: INTERFERENCE - TRANSPARENCIES
An optical analog to the interference pattern from two identical sound sources. Read More
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H2-24: AUDIBLE YOUNG'S EXPERIMENT - MIC AND SCOPE
Demonstrate interference of sound with two coherent sound sources in a quantitative way. Read More
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H2-25: QUINCKE'S INTERFERENCE TUBES
Demonstrate interference of sound waves in a perhaps surprising way. Read More
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H2-26: PHASE REVERSAL BETWEEN STEREO SPEAKERS - MUSIC
Demonstrate interference of sound in a dramatic way. Read More
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H2-27: PHASE REVERSAL BETWEEN STEREO SPEAKERS - OSCILLATOR
Dramatically demonstrate interference between two identical sources. Read More
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H2-28: FOURIER SYNTHESIZER - ADDITION OF WAVES
Demonstrate addition of two sine waves with variable phase difference. Read More
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H2-31: ACOUSTIC COLLIMATOR
Demonstrate the effect of frequency on diffraction of sound. Read More
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H2-32: SPEAKER WITH BAFFLE
Demonstrates diffraction and interference of sound waves
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H2-33: SPEAKER AND EXPONENTIAL HORN
Demonstrate the effect of an exponential horn enclosure. Read More
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H2-41 DOPPLER BALL
Demonstrates Doppler effect
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H2-42 DOPPLER EFFECT - TUNING FORK ON STRING
Demonstrates Doppler effect
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H2-51 BEATS - AUDIO OSCILLATORS, SPEAKER & OSCILLOSCOPE
Hear audio beats and see their wave forms on an oscilloscope
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H2-52: BEATS AND RESONANCE - TUNING BARS
Demonstrate beats, and to demonstrate resonance between two identical tuning bar resonators. Read More
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H2-53 BEATS - AUDIO OSCILLATORS AND SPEAKERS
Hear beats
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H2-54: BEATS - MOIRE PATTERN MODEL
Model for beats between mistuned audio oscillators. Read More
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H2-55: BEATS AND RESONANCE - TUNING BOXES
Illustrate beats and resonance. Read More
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