sciencestagram by Chad Greene

Make your plots look somewhat like they came from the dustiest section of the engineering library. (plotting, throwback)

sciencestagram(figurehandle)

ntitle by Chad Greene

Place a title inside a plot. Reduces title/xlabel ambiguity in figures with multiple subplots. (title, tufte, plotting)

ntitle(titlestring,varargin)

Plot Antarctic Circumpolar Current Fronts by Chad Greene

Plot the locations of the major fronts associated with the Antarctic Circumpolar Current. (antarctica, acc, antarctic circumpolar...)

ant_map(northern_latitude)

plot_pf

plot_saccf

Get Global Mean Sea Levels by Chad Greene

Acquire time series of global mean sea levels from 1992 to present. (sea level, slr, eustatic sea level ri...)

get_gmsl

get_gmsl_ns

global_mean_sea_level_plotter.m

Compressibility Factor Calculator by Chad Greene

Calculates the compressibility factor of a gas using the Van der Waals equation of state. (engineering, ideal gas law, van der waals equatio...)

compressibility.m

Get Land Surface Temperatures by Chad Greene

Acquire land surface temps from Berkeley Earth Surface Temperature study, NOAA, and NASA-Goddard. (climate, best, noaa)

best_tavg.m

giss_tavg.m

noaa_tavg.m

Get El Niño Southern Oscillation Index values by Chad Greene

Get SOI (or ENSO) values as a time series from the year 1866 to present. (enso, soi, el nino)

get_soi(start_date,end_date)

Get Climate Teleconnection Indices by Chad Greene

Import Arctic, Antarctic, Pacific-North American & North American Oscillation indices from NOAA CPC. (climate, teleconnections, noaa)

get_aao

get_ao

get_nao

Butterworth Filters by Chad Greene

Highpass, lowpass, bandpass, and bandstop Butterworth frequency filters. (filtering, dsp, frequency)

[filtered_signal,filtb,filta]=bandpass_butterworth(inputsig...

[filtered_signal,filtb,filta]=bandstop_butterworth(inputsig...

[filtered_signal,filtb,filta]=hipass_butterworth(inputsigna...

Fractional position on plots by Chad Greene

Position text or data relative to the frame of a plot, not necessarily relative to the data. (text, plot, xlim)

xput(x_position_fraction)

yput(y_position_fraction)

zput(z_position_fraction)

Inflation Adjust by Chad Greene

Calculate the present value using the Bureau of Labor and Statistics' Consumer Price Index. (economics, bls, cpi)

inflation_adjust(purchase_prices,purchase_dates)

inflation_stamp_example.m

Cost of Gas by Chad Greene

Estimate the total cost of gas over the life of a vehicle. (fun, gas, prices)

costofgas(year_or_range,miles_driven,mpg)

Seawater Acoustic Absorption Calculator by Chad Greene

Returns absorption coefficient a in dB/m, given frequency, temperature, and hydrostatic pressure. (acoustics, seawater, absorption)

seawater_absorption.m

Prosperetti's Phi calculator by Chad Greene

Returns the Phi argument given by Prosperetti's, The thermal behaviour of oscillating gas bubbles. (acoustics, bubbles)

Prosperetti_Phi(gamma,Dg,omega,ro)

Methane Hydrate Stability Toolbox by Chad Greene

Determine equilibrium pressure or equilibrium temperature of methane hydrate. (methane hydrate, clathrates, stability)

methane_hyd_eq_press(T_K)

methane_hyd_eq_temp(P_MPa)

methane_hyd_stability(P_MPa,T_K)

Two-phase medium sound speed calculator by Chad Greene

Uses A.B. Wood's model to calculate the bulk sound speed of a two-phase fluid medium. (sound speed, acoustics)

c_wood2(c1,rho1,c2,rho2,VF)

Sulfur Hexafluoride Property Lookup by Chad Greene

Function returns properties of SF6, including density, enthalpy, sound speed, specific heats. (sf6, thermodynamic propert..., sound speed)

SF6_props(P_MPa,T_K)

Unit Converters by Chad Greene

Convert units of pressure, length, time, force, mass, accel., temp, speed, frequency, area, & more! (area, thermodynamics, conversion)

A2au(A)

A2bs(A)

A2cm(A)

Minnaert bubble models by Chad Greene

Functions to calculate the radius, volume, or acoustic oscillation frequency of a gas bubble. (acoustics, bubble, bubbles)

minnaert_freq(r_m,P_Pa,rho_l,nu,Z)

minnaert_rad(fo,P_Pa,rho_l,nu,Z)

minnaert_vol(fo,P_Pa,rho_l,nu,Z)

Sea water freezing temperature calculator by Chad Greene

Function returns the freezing temperature (°C) of seawater given salinity and pressure. (sea, water, seawater)

seawater_freezetemp.m

Water sound speed calculator by Chad Greene

Calculate the sound speed of water for any given temperature, pressure, and salinity. (acoustics, sonar, sofar)

c_water.m

Rayleigh Wave Animation by Chad Greene

Animation of the retrograde surface particle motion of a Rayleigh wave. (animation, geophysics, wave propagation)

RayleighWaveSimulator.m

RayleighWaveMotion.mp4

Sound Pressure Level Calculator by Chad Greene

Function calculates sound pressure level in decibels, given a pressure signal in pascals. (acoustics, sound pressure level, spl)

spl(p_Pa,ref)