thulium Thermodynamic Properties vs Temperature (CAS 7440-30-4)

Analyze how thermophysical properties change over a temperature range at a constant pressure of 1 atm.

Input Conditions

Define the chemical and range for the property profile.

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Property Profile for thulium

Calculated properties vs. Temperature

Profile Data

Equilibrium Thermodynamic and Transport Properties of thulium at 1.01325 bar over -23.15–226.85 °C
Temperature (°C)Specific heat capacity (kJ/kg·K)Density (kg/m³)Dynamic viscosity (cP)Thermal conductivity (W/m·K)Prandtl number ()Molar volume (m³/kmol)Specific enthalpy (kJ)Specific entropy (kJ/kg·K)Phase
-23.150.07941989320.01N/A N/A N/A 0.018126-5.7639-0.0208765s
-18.0480.08795769320.01N/A N/A N/A 0.018126-5.33692-0.0191861s
-12.94590.09649549320.01N/A N/A N/A 0.018126-4.86637-0.01736s
-7.843880.1050339320.01N/A N/A N/A 0.018126-4.35227-0.0154036s
-2.741840.1135719320.01N/A N/A N/A 0.018126-3.79461-0.0133219s
2.36020.1221099320.01N/A N/A N/A 0.018126-3.19338-0.0111195s
7.462240.1306479320.01N/A N/A N/A 0.018126-2.5486-0.00880077s
12.56430.1391849320.01N/A N/A N/A 0.018126-1.86025-0.00637002s
17.66630.1477229320.01N/A N/A N/A 0.018126-1.12835-0.00383118s
22.76840.156269320.01N/A N/A N/A 0.018126-0.352882-0.00118801s
27.87040.1627219320.01N/A N/A N/A 0.0181260.4640380.00155791s
32.97240.1624159320.01N/A N/A N/A 0.0181261.294880.00428641s
38.07450.1609579320.01N/A N/A N/A 0.0181262.119660.0069571s
43.17650.1601959320.01N/A N/A N/A 0.0181262.938570.00956421s
48.27860.1601039320.01N/A N/A N/A 0.0181263.755460.0121309s
53.38060.1602989320.01N/A N/A N/A 0.0181264.572760.014657s
58.48270.1605079320.01N/A N/A N/A 0.0181265.391170.0171427s
63.58470.1606259320.01N/A N/A N/A 0.0181266.210420.0195938s
68.68670.1606579320.01N/A N/A N/A 0.0181267.030040.0220101s
73.78880.1606469320.01N/A N/A N/A 0.0181267.84970.0243831s
78.89080.1606339320.01N/A N/A N/A 0.0181268.669290.0267388s
83.99290.1606369320.01N/A N/A N/A 0.0181269.488840.0290453s
89.09490.160669320.01N/A N/A N/A 0.01812610.30850.0313229s
94.19690.1606939320.01N/A N/A N/A 0.01812611.12820.0335716s
99.2990.1607259320.01N/A N/A N/A 0.01812611.94820.0357856s
104.4010.1607479320.01N/A N/A N/A 0.01812612.76830.0379765s
109.5030.1607579320.01N/A N/A N/A 0.01812613.58840.0401327s
114.6050.1607559320.01N/A N/A N/A 0.01812614.40860.04226s
119.7070.1607469320.01N/A N/A N/A 0.01812615.22880.0443642s
124.8090.1607379320.01N/A N/A N/A 0.01812616.04890.0464337s
129.9110.1607319320.01N/A N/A N/A 0.01812616.8690.0484858s
135.0130.1607329320.01N/A N/A N/A 0.01812617.6890.0505091s
140.1150.1607419320.01N/A N/A N/A 0.01812618.50910.0525035s
145.2170.1607579320.01N/A N/A N/A 0.01812619.32930.0544718s
150.3190.1607769320.01N/A N/A N/A 0.01812620.14950.0564286s
155.4210.1607979320.01N/A N/A N/A 0.01812620.96980.0583535s
160.5230.1608189320.01N/A N/A N/A 0.01812621.79030.0602583s
165.6260.1608359320.01N/A N/A N/A 0.01812622.61080.0621341s
170.7280.160859320.01N/A N/A N/A 0.01812623.43140.0639955s
175.830.1608639320.01N/A N/A N/A 0.01812624.25210.0658338s
180.9320.1608769320.01N/A N/A N/A 0.01812625.07290.0676547s
186.0340.160899320.01N/A N/A N/A 0.01812625.89370.0694468s
191.1360.1609089320.01N/A N/A N/A 0.01812626.71470.0712272s
196.2380.1609329320.01N/A N/A N/A 0.01812627.53570.0729846s
201.340.1609629320.01N/A N/A N/A 0.01812628.35680.0747303s
206.4420.1610019320.01N/A N/A N/A 0.01812629.17820.0764472s
211.5440.1610479320.01N/A N/A N/A 0.01812629.99970.0781468s
216.6460.16119320.01N/A N/A N/A 0.01812630.82150.0798347s
221.7480.1611599320.01N/A N/A N/A 0.01812631.64360.0815054s
226.850.1612229320.01N/A N/A N/A 0.01812632.4660.0831644s

Property Profiles for thulium

Heat Capacity (Cp) vs Temperature

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Density vs Temperature

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Thermodynamic Property Profile at Constant Pressure

This page presents the temperature-dependent thermodynamic and transport properties of thulium (CAS 7440-30-4) calculated at a constant pressure of 1 atm (101325 Pa) over the temperature range 250-500 K.

The properties shown - specific heat capacity (Cp), density (ρ), dynamic viscosity (μ), thermal conductivity (k), Prandtl number (Pr), molar volume (Vm), specific enthalpy (H), and specific entropy (S) - are among the most commonly used parameters in chemical engineering calculations, process simulation, and thermal system design.

All values are generated programmatically using validated thermodynamic correlations and equations of state and represent equilibrium properties at the specified pressure.


Understanding the Property Trends

  • Specific heat capacity (Cp) indicates the amount of energy required to raise the temperature of thulium and is critical for energy balance and heat-exchanger design.
  • Density (ρ) and molar volume (Vm) describe volumetric behavior and are required for flow calculations, equipment sizing, and storage design.
  • Dynamic viscosity (μ) governs fluid flow resistance, influencing Reynolds number and pressure drop.
  • Thermal conductivity (k) and Prandtl number (Pr) are essential inputs for convective heat-transfer correlations.
  • Specific enthalpy (H) and specific entropy (S) are fundamental thermodynamic properties used in process modeling, compression, and expansion analysis.

Property trends with temperature may vary depending on molecular structure, intermolecular interactions, and phase stability.


Engineering Applications

The temperature-dependent properties of thulium at atmospheric pressure are commonly required in:

  • Heat exchanger and reactor design
  • Process simulation and thermodynamic modeling
  • Fluid flow and pressure-drop calculations
  • Energy balance and equipment sizing
  • Chemical engineering education and research

These profiles are particularly useful when evaluating system performance over a wide operating temperature range under near-ambient pressure conditions.


Frequently Asked Questions

At what pressure are these properties calculated?
All properties on this page are calculated at a constant pressure of 1 atm (101325 Pa).

Can these values be used in process simulation software?
Yes. The data is suitable for preliminary design, validation, and educational use. For licensed simulators, vendor-specific property packages should be referenced.

Can I change the pressure or temperature range?
Yes. Use the interactive controls above to generate custom property profiles at different pressures or temperature ranges.


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