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Chemistry & Physics diagram templates
Energy diagrams, circuits, free-body, optics, reaction networks.
Physics — Millikan's Oil-Drop Experiment
Measuring the quantised electron charge.
LaTeX (KaTeX)Physics — Mass Spectrometer
Separating ions by mass-to-charge ratio.
LaTeX (KaTeX)Physics — Lasers
Stimulated emission and laser properties.
LaTeX (KaTeX)Physics — Fibre Optics
Total internal reflection and numerical aperture.
LaTeX (KaTeX)Physics — Kirchhoff's Laws
Current and voltage laws for circuits.
LaTeX (KaTeX)Physics — Radioactive Activity
Activity, decay law and the becquerel.
LaTeX (KaTeX)Physics — Shell Theorem
Gravity inside and outside spherical bodies.
LaTeX (KaTeX)Chemistry — Orbital Hybridisation
Hybrid orbitals and the shapes they give.
LaTeX (KaTeX)Chemistry — Chirality & Optical Activity
Stereocentres, enantiomers and optical rotation.
LaTeX (KaTeX)Chemistry — Carbocation Stability
The stability order of carbocations.
LaTeX (KaTeX)Chemistry — Aromaticity (Hückel)
The criteria for an aromatic ring.
LaTeX (KaTeX)Chemistry — Complex Ions
Coordination complexes and stability constants.
LaTeX (KaTeX)Chemistry — Solubility Rules
Which ionic compounds dissolve in water.
LaTeX (KaTeX)Chemistry — Oxidation State Trends
Maximum and variable oxidation states.
LaTeX (KaTeX)Chemistry — Disproportionation
Simultaneous oxidation and reduction of one species.
LaTeX (KaTeX)Chemistry — Standard Enthalpy Definitions
The key standard enthalpy changes.
LaTeX (KaTeX)Chemistry — Determining Reaction Order
Reading order from initial-rate data.
LaTeX (KaTeX)Chemistry — Particle Model of Matter
Arrangement and movement of particles in each state.
Graphviz (DOT)Chemistry — Thermosoftening vs Thermosetting
Two classes of polymer and their behaviour.
Graphviz (DOT)Chemistry — Alkanes vs Alkenes
Contrasting saturated and unsaturated hydrocarbons.
Graphviz (DOT)Chemistry — Theories of Acids & Bases
Arrhenius, Brønsted–Lowry and Lewis definitions.
Graphviz (DOT)Chemistry — Applications of Redox
Where redox chemistry is used.
Graphviz (DOT)Chemistry — Greenhouse Gases
Major greenhouse gases and their sources.
Graphviz (DOT)Chemistry — Water Pollution
Sources and effects of water pollution.
Graphviz (DOT)Chemistry — Phosphine (3D, XYZ)
Pyramidal PH3, the phosphorus analogue of ammonia.
3D Molecules (3Dmol)Chemistry — Hydrogen Sulfide (3D, XYZ)
Bent H2S, heavier analogue of water.
3D Molecules (3Dmol)Chemistry — Silane (3D, XYZ)
Tetrahedral SiH4, the silicon analogue of methane.
3D Molecules (3Dmol)Chemistry — Carbon Monoxide (3D, XYZ)
The CO molecule with a triple bond.
3D Molecules (3Dmol)Physics — Free-body: toboggan on a slope
A sled sliding down a snowy slope with friction.
Free-body diagramPhysics — Free-body: crate on an accelerating truck
Static friction accelerates a crate with the truck.
Free-body diagramPhysics — Circuit: RC differentiator
Series capacitor with a resistor to ground.
Circuit schematicPhysics — Circuit: cells in series
Two cells in series driving a resistor.
Circuit schematicPhysics — Logic: half subtractor
Difference = A XOR B, borrow = (NOT A) AND B.
Digital logic (gates / K-map / truth table)Chemistry — Organic vs Inorganic
Distinguishing organic and inorganic compounds.
Venn / EulerPhysics — Spherical Mirrors
The mirror equation, focal length and magnification.
LaTeX (KaTeX)Physics — Refraction
Refractive index, Snell's law and apparent depth.
LaTeX (KaTeX)Physics — Dispersion
Why a prism splits white light.
LaTeX (KaTeX)Physics — Stellar Parallax
Distance from parallax angle; the parsec.
LaTeX (KaTeX)Physics — Standard Candles
Measuring cosmic distances from luminosity.
LaTeX (KaTeX)Physics — Antimatter
Pair production and annihilation.
LaTeX (KaTeX)Physics — Particle Conservation Laws
Quantities conserved in particle interactions.
LaTeX (KaTeX)Physics — Quark Content of Hadrons
Quark composition of common particles.
LaTeX (KaTeX)Physics — MRI & Larmor Precession
Nuclear magnetic resonance imaging.
LaTeX (KaTeX)Physics — PET Scanning
Positron emission tomography.
LaTeX (KaTeX)Physics — Relative Velocity
Combining velocities and river-crossing.
LaTeX (KaTeX)Physics — Vertical Circular Motion
Tension and minimum speed in a vertical circle.
LaTeX (KaTeX)Chemistry — Clausius–Clapeyron Equation
Vapour pressure as a function of temperature.
LaTeX (KaTeX)Chemistry — Gibbs Phase Rule
Degrees of freedom of a system at equilibrium.
LaTeX (KaTeX)Chemistry — Eyring Equation
Transition-state theory of reaction rates.
LaTeX (KaTeX)Chemistry — Molar Conductivity
Conductivity and Kohlrausch's law.
LaTeX (KaTeX)Chemistry — Third Law & Absolute Entropy
Entropy at absolute zero and standard entropies.
LaTeX (KaTeX)Chemistry — Complexometric Titration
EDTA titration of metal ions.
LaTeX (KaTeX)Chemistry — Ideal & Non-ideal Solutions
Raoult's law, total pressure and deviations.
LaTeX (KaTeX)Chemistry — Standard Electrode Potentials
Predicting feasibility from cell potentials.
LaTeX (KaTeX)Chemistry — Gravimetric Analysis
Quantifying an analyte by mass of a precipitate.
LaTeX (KaTeX)Chemistry — Mass & Charge Balance
Exact treatment of equilibrium concentrations.
LaTeX (KaTeX)Chemistry — Comparing Bond Types
Properties that distinguish the bond types.
Graphviz (DOT)Chemistry — Classes of Organic Reaction
The main organic reaction mechanisms.
Graphviz (DOT)Chemistry — Hess's Law Cycle
Alternative routes give the same enthalpy change.
Graphviz (DOT)Chemistry — Hydrogen Fuel Cell
Electricity from the reaction of hydrogen and oxygen.
Graphviz (DOT)Chemistry — Plastics & Recycling
Routes for dealing with waste plastics.
Graphviz (DOT)Chemistry — Ozone Depletion
How CFCs destroy stratospheric ozone.
Graphviz (DOT)Chemistry — Carbon Footprint
Major contributors to greenhouse emissions.
Graphviz (DOT)Chemistry — Hydrazine (3D, XYZ)
N2H4, with an N–N single bond.
3D Molecules (3Dmol)Chemistry — Nitrogen Dioxide (3D, XYZ)
Bent NO2, an odd-electron molecule.
3D Molecules (3Dmol)Chemistry — Boron Trichloride (3D, XYZ)
Trigonal-planar BCl3.
3D Molecules (3Dmol)Chemistry — Phosphorus Trichloride (3D, XYZ)
Pyramidal PCl3 with a lone pair.
3D Molecules (3Dmol)Physics — Free-body: aircraft in flight
The four forces on an aeroplane in level flight.
Free-body diagramPhysics — Free-body: swimmer
Buoyancy, weight, thrust and drag on a swimmer.
Free-body diagramPhysics — Circuit: common-emitter amplifier
A biased NPN transistor amplifier stage.
Circuit schematicPhysics — Circuit: thermistor sensor
A potential divider using a thermistor.
Circuit schematicPhysics — Logic: AND-OR-Invert
Two AND gates feeding a NOR (an AOI gate).
Digital logic (gates / K-map / truth table)Chemistry — Properties of States of Matter
Comparing solids, liquids and gases.
Venn / EulerPhysics — Seismic Waves
P- and S-waves and what they reveal about Earth's interior.
LaTeX (KaTeX)Physics — Earthquake Magnitude
The logarithmic Richter and moment-magnitude scales.
LaTeX (KaTeX)Physics — Isostasy
Crustal blocks floating in the mantle.
LaTeX (KaTeX)Physics — Geothermal Gradient
Heat flow through the crust.
LaTeX (KaTeX)Physics — Atmospheric Pressure
The barometric formula and lapse rate.
LaTeX (KaTeX)Physics — Radiative Forcing
Greenhouse forcing and equilibrium temperature.
LaTeX (KaTeX)Physics — Albedo & Feedback
Reflectivity and the ice-albedo feedback.
LaTeX (KaTeX)Physics — Coriolis Effect
Deflection of motion on a rotating Earth.
LaTeX (KaTeX)Physics — Ocean Waves
Deep- and shallow-water wave speed.
LaTeX (KaTeX)Physics — Tides
Tidal forces and spring/neap tides.
LaTeX (KaTeX)Physics — Stellar Nucleosynthesis
How stars forge the elements.
LaTeX (KaTeX)Physics — Jeans Instability
When a gas cloud collapses to form a star.
LaTeX (KaTeX)Chemistry — Ocean Acidification
How dissolved CO2 lowers ocean pH.
LaTeX (KaTeX)Chemistry — Chemical Weathering
Carbonate and silicate weathering as carbon sinks.
LaTeX (KaTeX)Chemistry — Uranium–Lead Dating
Radiometric dating of ancient rocks.
LaTeX (KaTeX)Chemistry — Stable Isotopes
Delta notation and isotope proxies.
LaTeX (KaTeX)Chemistry — Stratospheric Ozone
The Chapman cycle that maintains the ozone layer.
LaTeX (KaTeX)Chemistry — Water Treatment Chemistry
Coagulation and chlorination of drinking water.
LaTeX (KaTeX)Chemistry — Soil pH
Soil acidity and nutrient availability.
LaTeX (KaTeX)Chemistry — Carbonate Buffering
Calcium carbonate equilibrium and pH buffering.
LaTeX (KaTeX)Chemistry — Mineral Groups
Classifying minerals by chemistry.
Graphviz (DOT)Chemistry — Formation of Fossil Fuels
How coal, oil and gas form over time.
Graphviz (DOT)Chemistry — Hydrogen Fluoride (3D, XYZ)
A strongly polar diatomic that hydrogen-bonds.
3D Molecules (3Dmol)Chemistry — Chloromethane (3D, XYZ)
A simple polar halogenoalkane.
3D Molecules (3Dmol)Chemistry — Nitrous Oxide (3D, XYZ)
Linear N-N-O, a greenhouse and anaesthetic gas.
3D Molecules (3Dmol)Engineering — Beam Bending
Flexural stress and deflection of a loaded beam.
LaTeX (KaTeX)Engineering — Torsion of Shafts
Shear stress and twist in a circular shaft.
LaTeX (KaTeX)