diff --git a/backend/src/main/java/ovh/herisson/Clyde/Tables/FileType.java b/backend/src/main/java/ovh/herisson/Clyde/Tables/FileType.java
index 18ce1be..a89de1f 100644
--- a/backend/src/main/java/ovh/herisson/Clyde/Tables/FileType.java
+++ b/backend/src/main/java/ovh/herisson/Clyde/Tables/FileType.java
@@ -4,5 +4,7 @@ public enum FileType {
 
     ProfilePicture,
 
-    EducationCertificate
+    EducationCertificate,
+
+    Article,
 }
diff --git a/backend/src/main/java/ovh/herisson/Clyde/Tables/ScientificPublications/Access.java b/backend/src/main/java/ovh/herisson/Clyde/Tables/ScientificPublications/Access.java
new file mode 100644
index 0000000..7914d22
--- /dev/null
+++ b/backend/src/main/java/ovh/herisson/Clyde/Tables/ScientificPublications/Access.java
@@ -0,0 +1,7 @@
+package ovh.herisson.Clyde.Tables.ScientificPublications;
+
+public enum Access {
+    OpenSource,
+    Restricted,
+    Private,
+}
diff --git a/backend/src/main/java/ovh/herisson/Clyde/Tables/ScientificPublications/Article.java b/backend/src/main/java/ovh/herisson/Clyde/Tables/ScientificPublications/Article.java
new file mode 100644
index 0000000..dd5504c
--- /dev/null
+++ b/backend/src/main/java/ovh/herisson/Clyde/Tables/ScientificPublications/Article.java
@@ -0,0 +1,51 @@
+package ovh.herisson.Clyde.Tables.ScientificPublications;
+
+import jakarta.persistence.*;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+import org.hibernate.annotations.CreationTimestamp;
+import org.hibernate.annotations.OnDelete;
+import org.hibernate.annotations.OnDeleteAction;
+import ovh.herisson.Clyde.Tables.User;
+import java.util.Date;
+@Getter
+@Setter
+@NoArgsConstructor
+@AllArgsConstructor
+@Entity
+public class Article {
+    @Id
+    @GeneratedValue(strategy = GenerationType.AUTO)
+    private Long id;
+
+    private String title;
+
+    @ManyToOne(fetch = FetchType.EAGER)
+    @OnDelete(action = OnDeleteAction.CASCADE)
+    @JoinColumn(name ="Users")
+    private User author;
+
+    //todo change user to Researcher
+    @CreationTimestamp
+    @Column(nullable = false)
+    private Date releaseDate;
+
+    private PublishType publishType;
+
+    private String pdfLocation;
+
+    private String bibTexLocation;
+
+    private String language;
+
+    private Access access;
+
+    private String domain;
+
+    private String summary;
+
+    private int views;
+}
+
diff --git a/backend/src/main/java/ovh/herisson/Clyde/Tables/ScientificPublications/ArticleCoAuthors.java b/backend/src/main/java/ovh/herisson/Clyde/Tables/ScientificPublications/ArticleCoAuthors.java
new file mode 100644
index 0000000..5407a4b
--- /dev/null
+++ b/backend/src/main/java/ovh/herisson/Clyde/Tables/ScientificPublications/ArticleCoAuthors.java
@@ -0,0 +1,27 @@
+package ovh.herisson.Clyde.Tables.ScientificPublications;
+
+import jakarta.persistence.FetchType;
+import jakarta.persistence.JoinColumn;
+import jakarta.persistence.ManyToOne;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+import org.hibernate.annotations.OnDelete;
+import org.hibernate.annotations.OnDeleteAction;
+
+@Getter
+@Setter
+@NoArgsConstructor
+@AllArgsConstructor
+public class ArticleCoAuthors {
+
+    @ManyToOne(fetch = FetchType.EAGER)
+    @JoinColumn(name = "Researcher")
+    private Researcher coAuthor;
+
+    @ManyToOne(fetch = FetchType.EAGER)
+    @OnDelete(action = OnDeleteAction.CASCADE)
+    @JoinColumn(name = "Article")
+    private Article article;
+}
diff --git a/backend/src/main/java/ovh/herisson/Clyde/Tables/ScientificPublications/PublishType.java b/backend/src/main/java/ovh/herisson/Clyde/Tables/ScientificPublications/PublishType.java
new file mode 100644
index 0000000..9f84e79
--- /dev/null
+++ b/backend/src/main/java/ovh/herisson/Clyde/Tables/ScientificPublications/PublishType.java
@@ -0,0 +1,6 @@
+package ovh.herisson.Clyde.Tables.ScientificPublications;
+
+public enum PublishType {
+    article,
+    slides,
+}
diff --git a/backend/src/main/java/ovh/herisson/Clyde/Tables/ScientificPublications/Researcher.java b/backend/src/main/java/ovh/herisson/Clyde/Tables/ScientificPublications/Researcher.java
new file mode 100644
index 0000000..6366641
--- /dev/null
+++ b/backend/src/main/java/ovh/herisson/Clyde/Tables/ScientificPublications/Researcher.java
@@ -0,0 +1,25 @@
+package ovh.herisson.Clyde.Tables.ScientificPublications;
+
+import jakarta.persistence.*;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+import ovh.herisson.Clyde.Tables.User;
+
+
+@Getter
+@Setter
+@NoArgsConstructor
+@AllArgsConstructor
+@Entity
+public class Researcher {
+    @Id
+    @GeneratedValue(strategy = GenerationType.AUTO)
+    private long id;
+    @OneToOne
+    private User user;
+    private String orcidId;
+    private String site;
+    private String Domain;
+}
diff --git a/backend/src/main/java/ovh/herisson/Clyde/Tables/User.java b/backend/src/main/java/ovh/herisson/Clyde/Tables/User.java
index 2badd32..ba645c8 100644
--- a/backend/src/main/java/ovh/herisson/Clyde/Tables/User.java
+++ b/backend/src/main/java/ovh/herisson/Clyde/Tables/User.java
@@ -28,11 +28,11 @@ public class User {
 	////// Extension Messagerie /////
 	@OneToMany(mappedBy = "author", cascade = CascadeType.ALL)
 	private List<Message> msgs;
-	/////////////////////////////////
 
 	@ManyToMany( mappedBy = "members" )
 	private List<Discussion> discussions;
 
+    /////////////////////////////////
     public User(String lastName, String firstName, String email, String address,
                 String country, Date birthDate, String profilePictureUrl, Role role, String password)
     {