## On this page # Class ISO Last update: 16.07.2025 Namespace: [VM.Managed.Material](VM.Managed.Material.md) Assembly: VMObjBase.dll This class is to represent hyper isotropic material. ```csharp public class ISO : MaterialBase, IObservableObject, IDisposableObject, ILinkable, ILinkContainerEvent, IVerifiable, IHistoryObjectSerializable, IAttributeContainer, ISubEntity, IEntityBase, IObjectBase, IObject, ILinkContainer, IOwned, IHasID, IEventProvider, IHasKeyObject, IHasName, IEnabled, IHasComment, INamed, INavigatorItem, IMaterial, ITemplateObject, IArgument ``` #### Inheritance [object](https://learn.microsoft.com/dotnet/api/system.object) ← ObservableObject ← LinkableBase ← ObjectBase ← Object<ObjectEventCore> ← [SubEntity](VM.Managed.SubEntity.md) ← [MaterialBase](VM.Managed.Material.MaterialBase.md) ← [ISO](VM.Managed.Material.ISO.md) #### Implements IObservableObject, IDisposableObject, ILinkable, ILinkContainerEvent, IVerifiable, IHistoryObjectSerializable, IAttributeContainer, ISubEntity, IEntityBase, IObjectBase, IObject, ILinkContainer, IOwned, IHasID, IEventProvider, IHasKeyObject, IHasName, IEnabled, IHasComment, INamed, INavigatorItem, IMaterial, ITemplateObject, IArgument #### Inherited Members [MaterialBase.Initialize(Unit.ConvertFactor)](VM.Managed.Material.MaterialBase.md#VM_Managed_Material_MaterialBase_Initialize_VM_Unit_ConvertFactor_), [MaterialBase.LinkRequestUpdate(object, LinkEventArgs)](VM.Managed.Material.MaterialBase.md#VM_Managed_Material_MaterialBase_LinkRequestUpdate_System_Object_VM_Managed_LinkEventArgs_), [MaterialBase.SetID(uint)](VM.Managed.Material.MaterialBase.md#VM_Managed_Material_MaterialBase_SetID_System_UInt32_), [MaterialBase.WriteTemplateImpl(XmlWriter)](VM.Managed.Material.MaterialBase.md#VM_Managed_Material_MaterialBase_WriteTemplateImpl_System_Xml_XmlWriter_), [MaterialBase.ReadTemplateImpl(XmlReader)](VM.Managed.Material.MaterialBase.md#VM_Managed_Material_MaterialBase_ReadTemplateImpl_System_Xml_XmlReader_), [MaterialBase.Density](VM.Managed.Material.MaterialBase.md#VM_Managed_Material_MaterialBase_Density), [MaterialBase.DensityValue](VM.Managed.Material.MaterialBase.md#VM_Managed_Material_MaterialBase_DensityValue), [MaterialBase.Index](VM.Managed.Material.MaterialBase.md#VM_Managed_Material_MaterialBase_Index), [MaterialBase.ReferenceType](VM.Managed.Material.MaterialBase.md#VM_Managed_Material_MaterialBase_ReferenceType), [MaterialBase.ArgumentType](VM.Managed.Material.MaterialBase.md#VM_Managed_Material_MaterialBase_ArgumentType), [SubEntity.Initialize(Unit.ConvertFactor)](VM.Managed.SubEntity.md#VM_Managed_SubEntity_Initialize_VM_Unit_ConvertFactor_), [SubEntity.GetModelNavigatorInformationImpl(XmlDocument, XmlElement, bool)](VM.Managed.SubEntity.md#VM_Managed_SubEntity_GetModelNavigatorInformationImpl_System_Xml_XmlDocument_System_Xml_XmlElement_System_Boolean_), [SubEntity.FixUp(ObjectBase)](VM.Managed.SubEntity.md#VM_Managed_SubEntity_FixUp_VM_Managed_ObjectBase_), [SubEntity.WriteTemplateImpl(XmlWriter)](VM.Managed.SubEntity.md#VM_Managed_SubEntity_WriteTemplateImpl_System_Xml_XmlWriter_), [SubEntity.ReadTemplateImpl(XmlReader)](VM.Managed.SubEntity.md#VM_Managed_SubEntity_ReadTemplateImpl_System_Xml_XmlReader_), [SubEntity.Name](VM.Managed.SubEntity.md#VM_Managed_SubEntity_Name), [SubEntity.FullName](VM.Managed.SubEntity.md#VM_Managed_SubEntity_FullName), [SubEntity.NonSymmetricName](VM.Managed.SubEntity.md#VM_Managed_SubEntity_NonSymmetricName), [SubEntity.DisplayName](VM.Managed.SubEntity.md#VM_Managed_SubEntity_DisplayName), [SubEntity.IsEnabled](VM.Managed.SubEntity.md#VM_Managed_SubEntity_IsEnabled), [SubEntity.Comment](VM.Managed.SubEntity.md#VM_Managed_SubEntity_Comment), Object<ObjectEventCore>.GetKey(), Object<ObjectEventCore>.Initialize(Unit.ConvertFactor), Object<ObjectEventCore>.SetIconColor(Canvas), Object<ObjectEventCore>.OnDeserialization(object), Object<ObjectEventCore>.CustomGetObjectData(SerializationInfo, StreamingContext), Object<ObjectEventCore>.RollbackEvent(), Object<ObjectEventCore>.OnDeserializedCore(object), Object<ObjectEventCore>.Key, Object<ObjectEventCore>.UntypedEventCore, Object<ObjectEventCore>.EventCore, Object<ObjectEventCore>.Attributes, ObjectBase.ReplaceEventCore(ObjectEventCore), ObjectBase.SetModifiedCore(ModifiedResult.ModifiedType), ObjectBase.AddPostDeserialize(StreamingContext), ObjectBase.LinkAddedToDocumentCore(IOwned, bool), ObjectBase.SetModified(ModifiedResult.ModifiedType), ObjectBase.SetModified(), ObjectBase.SetModified(ModifiedResult.ModifiedType, IDocument), ObjectBase.DestroyObject(object, LinkEventArgs), ObjectBase.DestroyObject(DestroyEventArgs), ObjectBase.DestroyObject(), ObjectBase.Initialize(Unit.ConvertFactor), ObjectBase.FixUp(ObjectBase), ObjectBase.DoWorkAfterUpdateContents(), ObjectBase.SetOldNameWithNewEntity(ObjectBase, ObjectBase), ObjectBase.SetIconColor(Canvas), ObjectBase.RemoveFromCreatedList(), ObjectBase.PostAddToDocument(), ObjectBase.PostRemoveFromDocument(Document), ObjectBase.GetArgumentList(LinkedList<ObjectBase>), ObjectBase.ResetInvalidEntity(), ObjectBase.OnDeserialization(object), ObjectBase.IsSerializableEvent(Delegate), ObjectBase.CustomGetObjectData(SerializationInfo, StreamingContext), ObjectBase.CheckAndUpdateLink(HashSet<ObjectBase>), ObjectBase.Verify(VerifiedResult), ObjectBase.ConnectProxy(), ObjectBase.RollbackEvent(), ObjectBase.LinkRequestUpdating(object, LinkEventArgs), ObjectBase.LinkRequestUpdate(object, LinkEventArgs), ObjectBase.LinkRequestDestroying(object, LinkEventArgs), ObjectBase.LinkRequestDestroy(object, LinkEventArgs), ObjectBase.LinkAddedToDocument(object, AddToDocEventArgs), ObjectBase.LinkRemovedFromDocument(object, RemoveFromDocEventArgs), ObjectBase.DisposeManagedResources(), ObjectBase.GetDestroyEventExtraData(), ObjectBase.OnLinkReserved(ILink, object, EventArgs), ObjectBase.CreateEntityWhenUpdateContents(Action), ObjectBase.GetObjectByKey(UIntPtr), ObjectBase.FindObjectOnXmlDeserialize(string), ObjectBase.UpdateContents(XmlReader, ObjectBase, string), ObjectBase.UpdateContents(XmlReader, ObjectBase), ObjectBase.UpdateContents(string, string), ObjectBase.UpdateContents(string), ObjectBase.SetFlagWhenXMLFile(string, bool), ObjectBase.IsEqualArray<T>(T\[\], T\[\]), ObjectBase.IsEqualList(List<double>, List<double>), ObjectBase.SetContainer(IOwned, bool), ObjectBase.GetTargetListForUpdate(), ObjectBase.SkipUpdateObjectImpl(), ObjectBase.raise\_OnUpdating(object, LinkEventArgs), ObjectBase.raise\_OnUpdate(object, LinkEventArgs), ObjectBase.raise\_OnDestroying(object, LinkEventArgs), ObjectBase.raise\_OnDestroy(object, LinkEventArgs), ObjectBase.raise\_Destroying(object, Identifier), ObjectBase.raise\_OnAdded(object, AddToDocEventArgs), ObjectBase.raise\_OnRemoved(object, RemoveFromDocEventArgs), ObjectBase.raise\_OnContentsUpdated(object, EventArgs), ObjectBase.Dispose(bool), ObjectBase.SkipModified, ObjectBase.ClearChildInfoBeforeDeserialize, ObjectBase.KeyImpl, ObjectBase.ID, ObjectBase.TopologyEntityTypeName, ObjectBase.ObjectStateForCircularError, ObjectBase.ObjectState, ObjectBase.IsChildExternable, ObjectBase.IsExternable, ObjectBase.Container, ObjectBase.Owner, ObjectBase.Document, ObjectBase.UntypedEventCore, ObjectBase.KernelKey, ObjectBase.Key, ObjectBase.OnContentsUpdated, ObjectBase.OnRemoved, ObjectBase.OnAdded, ObjectBase.Destroying, ObjectBase.OnDestroy, ObjectBase.OnDestroying, ObjectBase.OnUpdate, ObjectBase.OnUpdating, LinkableBase.OnDeserialization(object), ObservableObject.Dispose(), ObservableObject.RaisePropertyChanged(string), ObservableObject.RaisePropertyChanged(string, object, object), ObservableObject.Dispose(bool), ObservableObject.DisposeManagedResources(), ObservableObject.DisposeUnmanagedResources(), ObservableObject.IsDisposed, ObservableObject.TryDisposing, ObservableObject.Disposed, ObservableObject.Disposing, ObservableObject.PropertyChanged #### Extension Methods [LinkPropertyItemCache.GetLinkProperties(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkProperties_System_Object_VM_Models_Pre_LinkPropertyType_), [LinkPropertyItemCache.GetLinkPropertiesAndValues(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkPropertiesAndValues_System_Object_VM_Models_Pre_LinkPropertyType_), [LinkPropertyItemCache.GetLinkedObjects<T>(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkedObjects__1_System_Object_VM_Models_Pre_LinkPropertyType_) ## Constructors ### ISO() Initializes a new instance of the class. ```csharp public ISO() ``` ### ISO(string) Initializes a new instance of the class. ```csharp public ISO(string strName) ``` #### Parameters `strName` [string](https://learn.microsoft.com/dotnet/api/system.string) Name of the isotropic material. ## Properties ### DampingRatio Gets or sets the damping ratio. ```csharp public ExpressionValueVariable DampingRatio { get; set; } ``` #### Property Value ExpressionValueVariable ### DisableHScaleFactor Gets or sets a value indicating whether \[disable H scale factor\]. Use SetDisableHScaleFactor() when this instance sets for undo/redo ```csharp public bool DisableHScaleFactor { get; set; } ``` #### Property Value [bool](https://learn.microsoft.com/dotnet/api/system.boolean) ### HeatCapacityMatrix Gets or sets the heat capacity matrix. ```csharp public ISO.CapacityMatrix HeatCapacityMatrix { get; set; } ``` #### Property Value [ISO](VM.Managed.Material.ISO.md).[CapacityMatrix](VM.Managed.Material.ISO.CapacityMatrix.md) ### PoissonRatio Gets or sets the poisson ratio. ```csharp public ExpressionValueVariable PoissonRatio { get; set; } ``` #### Property Value ExpressionValueVariable ### ReferenceTemperature Gets or sets the reference temperature. ```csharp public ExpressionValueVariable ReferenceTemperature { get; set; } ``` #### Property Value ExpressionValueVariable ### ShearModulus Gets or sets the shear modulus. ```csharp public ExpressionValueVariable ShearModulus { get; set; } ``` #### Property Value ExpressionValueVariable ### SpecificHeat Gets or sets the specific heat. ```csharp public ExpressionValueVariable SpecificHeat { get; set; } ``` #### Property Value ExpressionValueVariable ### ThermalConductivity Gets or sets the thermal conductivity. ```csharp public ExpressionValueVariable ThermalConductivity { get; set; } ``` #### Property Value ExpressionValueVariable ### ThermalExpansionCoefficient Gets or sets the thermal expansion coefficient. ```csharp public ExpressionValueVariable ThermalExpansionCoefficient { get; set; } ``` #### Property Value ExpressionValueVariable ### UseShearModulusWithUserInput Gets or sets a value indicating whether \[use shear modulus with user input\]. Use SetUseShearModulusWithUserInput() when this instance sets for undo/redo ```csharp public bool UseShearModulusWithUserInput { get; set; } ``` #### Property Value [bool](https://learn.microsoft.com/dotnet/api/system.boolean) ### YoungsModulus Gets or sets the youngs modulus. ```csharp public ExpressionValueVariable YoungsModulus { get; set; } ``` #### Property Value ExpressionValueVariable ## Methods ### GetShearModulus(double, double) ```csharp public static double GetShearModulus(double youngsModulus, double poissonsRatio) ``` #### Parameters `youngsModulus` [double](https://learn.microsoft.com/dotnet/api/system.double) `poissonsRatio` [double](https://learn.microsoft.com/dotnet/api/system.double) #### Returns [double](https://learn.microsoft.com/dotnet/api/system.double) ### GetShearModulusString(double, double) ```csharp public static string GetShearModulusString(double youngsModulus, double poissonsRatio) ``` #### Parameters `youngsModulus` [double](https://learn.microsoft.com/dotnet/api/system.double) `poissonsRatio` [double](https://learn.microsoft.com/dotnet/api/system.double) #### Returns [string](https://learn.microsoft.com/dotnet/api/system.string) ### Initialize(ConvertFactor) Initializes member through unit convert factor. ```csharp public override void Initialize(Unit.ConvertFactor factor) ``` #### Parameters `factor` Unit.ConvertFactor The unit convert factor. ### LinkRequestUpdate(object, LinkEventArgs) Request for update the linked object. ```csharp protected override void LinkRequestUpdate(object objNotifier, LinkEventArgs arg) ``` #### Parameters `objNotifier` [object](https://learn.microsoft.com/dotnet/api/system.object) The linked object. `arg` LinkEventArgs The instance containing the event data. ### OnDeserialization(object) Called when \[deserialization\]. ```csharp protected override void OnDeserialization(object sender) ``` #### Parameters `sender` [object](https://learn.microsoft.com/dotnet/api/system.object) The sender. ### ReadTemplateImpl(XmlReader) Reads the template document \[implementation\]. ```csharp protected override void ReadTemplateImpl(XmlReader reader) ``` #### Parameters `reader` [XmlReader](https://learn.microsoft.com/dotnet/api/system.xml.xmlreader) The reader. ### SetDisableHScaleFactor(bool) Set \[disable Hscale\] factor. ```csharp public void SetDisableHScaleFactor(bool bFactor) ``` #### Parameters `bFactor` [bool](https://learn.microsoft.com/dotnet/api/system.boolean) The \[disable Hscale\] factor. ### SetUseShearModulusWithUserInput(bool) Set \[use shear modulus with user input\]. ```csharp public void SetUseShearModulusWithUserInput(bool bInput) ``` #### Parameters `bInput` [bool](https://learn.microsoft.com/dotnet/api/system.boolean) The \[use shear modulus with user input\]. ### WriteTemplateImpl(XmlWriter) Writes the template document \[implementation\]. ```csharp protected override void WriteTemplateImpl(XmlWriter writer) ``` #### Parameters `writer` [XmlWriter](https://learn.microsoft.com/dotnet/api/system.xml.xmlwriter) The writer.