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Study sets matching "properties superconductivity"

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Study sets matching "properties superconductivity"

52 terms
Ceramics [Superconductivity]
Mathiessens rule
Superconductivity
What are the limiting factors to super…
What changes between the superconducti…
p = p0 + p(T)
The ability to conduct without loss of energy
Peak current, temperature, magnetic field.
The mode of electron transport
Mathiessens rule
p = p0 + p(T)
Superconductivity
The ability to conduct without loss of energy
6 terms
Fullerene C60 Properties
Structure
Electrical conductivity
thermal conductivity
appearance
-each C atom is sp^2 hybridized ... -bonded in sphere of 60 carb…
-semiconductor at normal temperature and pressure... -some elect…
very low
yellow crystalline solid, soluble in benzene
Structure
-each C atom is sp^2 hybridized ... -bonded in sphere of 60 carb…
Electrical conductivity
-semiconductor at normal temperature and pressure... -some elect…
11 terms
Electrical Properties
Ohm's Law
Resistivity (p)
Power (P)
Pauli Exclusion Principle
is the relationship between Voltage (V), Current (I), and Res…
p (rho) is the independent of specimen geometry and is the in…
is the energy consumed as current flows through a resistance…
Each energy level can only contain two electrons
Ohm's Law
is the relationship between Voltage (V), Current (I), and Res…
Resistivity (p)
p (rho) is the independent of specimen geometry and is the in…
14 terms
Grade 5 Science:
matter
mass
volume
weight
anything that has mass and takes up space
a measure of the amount of matter in an object
a measure of how much space an object takes up
the force of gravity between Earth and an object
matter
anything that has mass and takes up space
mass
a measure of the amount of matter in an object
13 terms
Chapter 34: Electric Current
Potential Difference
Electric Current
Ampere
Voltage Source
The difference in electrical potential energy between two pla…
The flow of electric charge
Measurement for electric current
A device that creates an electrical potential energy differen…
Potential Difference
The difference in electrical potential energy between two pla…
Electric Current
The flow of electric charge
14 terms
Chapter 26: Current and Resistance
electric currents
current
ampere (A)
direction of current
charges in motion
SI unit for current (coulomb per second)
arrow drawn in direction in which positive charge carriers wo…
electric currents
charges in motion
current
82 terms
Review
Liquid helium and liquid nitrogen
Copper and aluminum
Transmit, receive , and radio frequenc…
Shim Coils
Which of the following can be used to maintain the supercondu…
The material used for RF shielding is?
A body coil is considered which type a coil?
What component improves magnetic field homogenity?
Liquid helium and liquid nitrogen
Which of the following can be used to maintain the supercondu…
Copper and aluminum
The material used for RF shielding is?
13 terms
Chemistry: Unit 2 Section D
alloy
superconductivity
semiconductor
doping
a solid solution consisting of atoms of two or more metals
the ability of a material to conduct an electrical current wi…
a solid substance, such as silicon, with electrical conductiv…
adding impurities to a semiconductor to enhance its electrica…
alloy
a solid solution consisting of atoms of two or more metals
superconductivity
the ability of a material to conduct an electrical current wi…
28 terms
Electromagnetism Vocabulary
lodestone
ferromagnet
permanent magnet
spin
naturally occurring mineral that contains permanently magneti…
metal that has magnetic properties when exposed to a magnetic…
a ferromagnetic metal that retains its magnetic properties pe…
an intrinsic property of particles and atomic nuclei, similar…
lodestone
naturally occurring mineral that contains permanently magneti…
ferromagnet
metal that has magnetic properties when exposed to a magnetic…
32 terms
Лексика к зачету
flow of current
open circuit
closed circuit
broken circuit
течение, поток тока
незамкнутая, разомкнутная цепь
замкнутая цепь
разомкнутая цепь
flow of current
течение, поток тока
open circuit
незамкнутая, разомкнутная цепь
24 terms
MR Physics & Clinical Use
Magnetic field
Perpendicular
Efficient (good timing. think child on…
Fat and Water protons (hydrogens)
MR diagram of a proton spinning, causing this.
Direction of the magnetic field generated by a wire-loop elec…
Resonance is the (BLANK) transfer of energy.
The source of hydrogen protons needed to form our MR signal.
Magnetic field
MR diagram of a proton spinning, causing this.
Perpendicular
Direction of the magnetic field generated by a wire-loop elec…
50 terms
MR Instrumentation
component providing energy for nuclear…
component providing energy for proton…
components for spatial encoding
component for image formation process/…
magnet
RF coils
gradients
computer system
component providing energy for nuclear…
magnet
component providing energy for proton…
RF coils
Physical Science Chapter 11 Magnestism
magnet
magnetic pole
magnetic dipole
magnetic field
any object that possesses or can generate a magnetic field
one of two areas of concentrated magnetic field lines on a ma…
any object or particle with magnetic properties, i.e. having…
the region of influence surrounding a magnet, where it exerts…
magnet
any object that possesses or can generate a magnetic field
magnetic pole
one of two areas of concentrated magnetic field lines on a ma…
29 terms
Magnetic Properties
inside magnet
outside magnet
H
N
south to north poles
north to south poles
magnetic field strength (A/m)
number of turns
inside magnet
south to north poles
outside magnet
north to south poles
50 terms
Light Magnetism Sustainability Corrosion
corrosion
oxidation reaction
reduction reaction
EMF Series
the destructive electrochemical attack of a material
electrons are given up by a metal
electrons are consumed by a metal
a metal's ranking in respect to inherent reactivity. The meta…
corrosion
the destructive electrochemical attack of a material
oxidation reaction
electrons are given up by a metal
19 terms
Electricity
On touching a metal doorknob after hav…
Such a shock occurs because electrons…
an object is said to be _______ if it…
_______ is the process of electrical f…
Contact
friction
electrified
induction
On touching a metal doorknob after hav…
Contact
Such a shock occurs because electrons…
friction
10 terms
Chapter 34 Vocal words (Science)
Electric current
amperes
voltage source
Electric resistance
The continuous flow of electric charges through a material
The rate of flow of electric charge is measured in
a device that creates a potential difference in an electric c…
the resistance that the conductor offers to the flow of charge
Electric current
The continuous flow of electric charges through a material
amperes
The rate of flow of electric charge is measured in
12 terms
Chapter 34
Potential Difference
Electric Current
Amperes
Voltage Source
The difference in electric potential (voltage) between two po…
The flow of electric charge measured in amperes
SI unit of electric current
A device, such as a battery or generator, that provides a pot…
Potential Difference
The difference in electric potential (voltage) between two po…
Electric Current
The flow of electric charge measured in amperes
11 terms
Chapter 34 Vocal words (Science)
Potential difference
Electric current
amperes
voltage source
the difference in electrical charge between two points in a c…
The continuous flow of electric charges through a material
The rate of flow of electric charge is measured in
a device that creates a potential difference in an electric c…
Potential difference
the difference in electrical charge between two points in a c…
Electric current
The continuous flow of electric charges through a material
11 terms
Chapter 34 Vocal words (Science)
Potential difference
Electric current
amperes
voltage source
the difference in electrical charge between two points in a c…
The continuous flow of electric charges through a material
The rate of flow of electric charge is measured in
a device that creates a potential difference in an electric c…
Potential difference
the difference in electrical charge between two points in a c…
Electric current
The continuous flow of electric charges through a material
PT Vocab. Set 2
malleable
ductile
conductivity
reactivity
capable of being shaped
A term used to describe a material that can be pulled out int…
A material's ability to allow heat to flow
How readily a substance combines chemically with other substa…
malleable
capable of being shaped
ductile
A term used to describe a material that can be pulled out int…
9 terms
Apologia General Science 1st Edition Module 2
air resistance
counter-example
phlogiston
scientific method
the fact that air actually slows objects down as they fall
an example that contradicts a scientific conclusion
a substance supposed by 18th-century chemists to exist in all…
framework in which scientists can analyze situations, explain…
air resistance
the fact that air actually slows objects down as they fall
counter-example
an example that contradicts a scientific conclusion
23 terms
Chemistry Set
Pauli Exclusion Principle
Hund's Rule
Line (skeletal) formula
Kekule Structure
Quantum mechanical principles that states that two identical…
Rule stating subshells of electrons will be singly occupied b…
type of molecular structure commonly used in organic chemistr…
way to represent the structure of Benzene by alternating sing…
Pauli Exclusion Principle
Quantum mechanical principles that states that two identical…
Hund's Rule
Rule stating subshells of electrons will be singly occupied b…
14 terms
SCIENCE TERMS
matter
mass
volume
weight
anything that has mass and takes up space
a measure of the amount of matter in an object
a measure of how much space an object takes up
the force of gravity between Earth and an object
matter
anything that has mass and takes up space
mass
a measure of the amount of matter in an object
26 terms
Materials and Their Properties
Properties of materials depend upon:
Materials =
compressive strength
tensile strength
The kind of atoms of which it is made, arrangement of atoms,…
technical sophistication
ability to withstand crushing
ability to withstand being pulled apart
Properties of materials depend upon:
The kind of atoms of which it is made, arrangement of atoms,…
Materials =
technical sophistication
96 terms
CHM2211: Chapter 16
__________ (NMR) spectroscopy is argua…
__________ involves the study of the i…
_________ NMR spectroscopy and _______…
A nucleus with an odd number of proton…
Nuclear Magnetic Resonance
NMR Spectroscopy
1. 1H ... 2. 13C
Nuclear Spin
__________ (NMR) spectroscopy is argua…
Nuclear Magnetic Resonance
__________ involves the study of the i…
NMR Spectroscopy
370 terms
Principles of MRI Study Guide
T2 is decay of __________ magnetization
The T2 relaxation time of a tissue is…
Which axis is the long axis in a super…
T1 is recovery of __________ magnetiza…
Transverse
63%
Z Axis
Longitudinal
T2 is decay of __________ magnetization
Transverse
The T2 relaxation time of a tissue is…
63%
19 terms
Properties of Elements
Representative Elements
Hydrogen
Lithium
Sodium and Potassium
metals, nonmetals, and metalloids; highly reactive and nonrea…
not part of any group, "flammable air", essential for life, c…
found in water, soil, and rocks; like magnesium,
both found in the body, nerve stimulation
Representative Elements
metals, nonmetals, and metalloids; highly reactive and nonrea…
Hydrogen
not part of any group, "flammable air", essential for life, c…
12 terms
electricity
electric charge
electric current
electric circut
conducter
an electrical property of matter that creates electric and ma…
The continuous flow of electric charges through a material
A complete unbroken path through which electric charges can f…
a material that allows heat and electricity to pass through it.
electric charge
an electrical property of matter that creates electric and ma…
electric current
The continuous flow of electric charges through a material
13 terms
Chapter 34: Electric Current
Potential Difference
Electric Current
Ampere
Voltage Source
The difference in electrical potential energy between two pla…
The flow of electric charge
Measurement for electric current
A device that creates an electrical potential energy differen…
Potential Difference
The difference in electrical potential energy between two pla…
Electric Current
The flow of electric charge
13 terms
Chapter 34: Electric Current
Potential Difference
Electric Current
Ampere
Voltage Source
The difference in electrical potential energy between two pla…
The flow of electric charge
Measurement for electric current
A device that creates an electrical potential energy differen…
Potential Difference
The difference in electrical potential energy between two pla…
Electric Current
The flow of electric charge
8 terms
Chemistry terms
superconductive
sublimation
gas
element
the phase of matter characterized by electron flow being unre…
this is when a solid goes directly into the gaseous phase
phase of matter characterized by indefinite size and shape
a homogenous form of matter
superconductive
the phase of matter characterized by electron flow being unre…
sublimation
this is when a solid goes directly into the gaseous phase
11 terms
From ideas to implementation 4
Braggs methods to determine the crysta…
Metals posses a crystal lattice struct…
Conduction in metals as a free movemen…
Resistance in metals increased by the…
Braggs used the X-ray diffraction instrument to reflect elect…
When an electric field is applied , it produced a small compo…
Where there are empty electron sections within a lattice, ele…
If an electron interacts with a foreign substance, it causes…
Braggs methods to determine the crysta…
Braggs used the X-ray diffraction instrument to reflect elect…
Metals posses a crystal lattice struct…
When an electric field is applied , it produced a small compo…
19 terms
Superconductors and transition metals
All metals have some electrical resist…
A superconductor is when you make a me…
So if you use a superconducting circui…
With superconducting wires you can mak…
when electricity flow through them they heat up and some elec…
cold they loose their resistance completely
take out the battery and the current would flow forever
cables which don't loose any power
All metals have some electrical resist…
when electricity flow through them they heat up and some elec…
A superconductor is when you make a me…
cold they loose their resistance completely
231 terms
CEE 135
Structure Levels
Properties of Atoms affected by Extern…
Quantum Mechanics Theory (QMT)
Valence Electrons
From individual atoms all the way up to shape of the part. Th…
- Spatial conditions of electrons in orbits around the nucleu…
Electrons behave as both a particle and a wave, therefore ele…
Outer e-'s available for bonding. How these e-'s are used are…
Structure Levels
From individual atoms all the way up to shape of the part. Th…
Properties of Atoms affected by Extern…
- Spatial conditions of electrons in orbits around the nucleu…
61 terms
Nuclear Magnetic Resonance
Nuclear Magnetic Resonance (NMR)
1H NMR and 13C NMR
Nucleus w/ odd number of protons / neu…
Magnetic Moment
Provides information about molecular structure
are the most widely used
Have nuclear spin
A spinning proton, rotating sphere of charge generates a magn…
Nuclear Magnetic Resonance (NMR)
Provides information about molecular structure
1H NMR and 13C NMR
are the most widely used
11 terms
chapter 34
Alternating current
ampere
direct current
electric power
Electric current that repeatedly reverse direction twice each…
SI unit of electric current (A)
Electric current whose flow of charge is always in one direct…
the rate at which electrical energy is converted into another…
Alternating current
Electric current that repeatedly reverse direction twice each…
ampere
SI unit of electric current (A)
37 terms
Structure, Electronic and Magnetic Properties of Materials
Material Structural classification
Material Electronic classification
Band Theory
Band
Substances can be considered to be either solids, liquids or…
Materials can be classified according to there ability to con…
Considers the overlap of AO to form a band of MO energies
overlapping orbitals
Material Structural classification
Substances can be considered to be either solids, liquids or…
Material Electronic classification
Materials can be classified according to there ability to con…
17 terms
Physics
Electrical potential energy
electric potential
volt
voltage
the ability to move an electric charge from one point to anot…
The electric potential energy per unit charge
(1694-1778) French philosopher. He believed that freedom of s…
Another name for potential difference.
Electrical potential energy
the ability to move an electric charge from one point to anot…
electric potential
The electric potential energy per unit charge
5 terms
Physics AS Unit 12: Electric Current
electromotive force (emf)
energy dissipated/transfered
effect of temperature on resistivity
superconductivity
of a battery or cell is the energy provided per unit of... charg…
ΔE, in a component is equal to the work... done, W and is measur…
increase in temperature increases resistivity of material (us…
a property of certain materials which have zero resistivity a…
electromotive force (emf)
of a battery or cell is the energy provided per unit of... charg…
energy dissipated/transfered
ΔE, in a component is equal to the work... done, W and is measur…
26 terms
Chapter 20&21 Electricity & Magnetism
Electric Charge
Electric Force
Electric Field
Static Electricity
an electrical property of matter that creates electric and ma…
the attraction or repulsion between electric charges
a field of force surrounding a charged particle
A buildup of charges on an object.
Electric Charge
an electrical property of matter that creates electric and ma…
Electric Force
the attraction or repulsion between electric charges
27 terms
Chapter 20 & 21 Vocab: Electricity & Magnetism (2nd Semester)
Electric Charge
Electric Current
Direct Current
Electrical Conductor
The physical property of matter that causes it to experience…
A flow of electric charge.
An electric current flowing in one direction only.
A substance in which electrical charge carriers, usually elec…
Electric Charge
The physical property of matter that causes it to experience…
Electric Current
A flow of electric charge.
17 terms
Vocab Chapter 32- Fermin
Electrical potential energy
Electric potential
Volt
Voltage
The amount of energy of a charged particle in an electric fie…
In an electric field, it is the work done per unit charge q t…
the SI unit of electromotive force, the difference of potenti…
The potential difference measured in volts. The amount of wor…
Electrical potential energy
The amount of energy of a charged particle in an electric fie…
Electric potential
In an electric field, it is the work done per unit charge q t…
24 terms
Electricity Key Terms
Electric Field
Static Electricity
Friction
Conduction
The field around charged particles that exerts a force on oth…
Buildup of charges on an object.
Force that is exerted when two substances
Method of changing an object by allowing electrons
Electric Field
The field around charged particles that exerts a force on oth…
Static Electricity
Buildup of charges on an object.
38 terms
Chapter 12 Vocab Terms
Metals
Semiconductors
Insulators
Ceramics
A solid material that is hard, shiny, malleable, fusible, and…
A solid that has a conductivity between an insulator and most…
A substance that doesn't conduct electricity. INSULATE electr…
Inorganic solids that are normally hard and brittle and stabl…
Metals
A solid material that is hard, shiny, malleable, fusible, and…
Semiconductors
A solid that has a conductivity between an insulator and most…
60 terms
QB Nationals- Energy
Defined macroscopically as Boltzmann's…
Change equals change in heart over tem…
Only increases by 2nd Law of Thermodyn…
Induction motors are the canonical exa…
Entropy
Entropy
Entropy
Alternating Current
Defined macroscopically as Boltzmann's…
Entropy
Change equals change in heart over tem…
Entropy
30 terms
Ceramic Terms to Know
conductivity
melting point
fiber optics
brittleness
for ceramics, this property is poor
is high for ceramics, which are made to withstand high temper…
technology which uses glass to transfer information at the sp…
is high for ceramics, which break easily when dropped
conductivity
for ceramics, this property is poor
melting point
is high for ceramics, which are made to withstand high temper…
28 terms
Properties of Elements
freezing point
hardness
shape
mass
temperature at which a liquid turns to a solid
a comparison between diamond and talc
square, circle, triangle, oval, etcetera
the amount of matter in an object
freezing point
temperature at which a liquid turns to a solid
hardness
a comparison between diamond and talc
22 terms
MRI Intro/ Inst/Safety/Artifacts/Venipuncture
8 Tesla
They become a projectile objects
15°to 30° bevel up
Active shimming
FDA guidelines state that the maximum strength of an MRI fiel…
What hazards may result from the presence of Ferromagnetic ob…
The correct needle position for venipuncture is a _________ d…
The homogeneity of the magnetic field is improved by applying…
8 Tesla
FDA guidelines state that the maximum strength of an MRI fiel…
They become a projectile objects
What hazards may result from the presence of Ferromagnetic ob…
24 terms
Physics: Electric Circuits
electric current definition
Which way do electrons flow?
direct current
alternating current
the flow of negative charge particles (electrons, charge carr…
Electrons go from negative to positive
the current flows in one direction
the electrons change directions every 50 time every second
electric current definition
the flow of negative charge particles (electrons, charge carr…
Which way do electrons flow?
Electrons go from negative to positive
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