diff --git a/utils/properties/searchFields.base.ts b/utils/properties/searchFields.base.ts
index 67152fe6..e8bf5fa7 100644
--- a/utils/properties/searchFields.base.ts
+++ b/utils/properties/searchFields.base.ts
@@ -293,6 +293,46 @@ export class SearchFieldsBase {
       operator: "tp",
       equalityOperator: " = ",
       filterType: "checkbox"
+    },
+    ["peerreviewed"]: {
+      name: "Peer reviewed",
+      type: "triplet",
+      param: "peerreviewed",
+      operator: "pv",
+      equalityOperator: " = ",
+      filterType: "triplet"
+    },
+    ["isgreen"]: {
+      name: "Green",
+      type: "triplet",
+      param: "isgreen",
+      operator: "ig",
+      equalityOperator: " = ",
+      filterType: "triplet"
+    },
+    ["openaccesscolor"]: {
+      name: "OA Color",
+      type: "refine",
+      param: "openaccesscolor",
+      operator: "oc",
+      equalityOperator: " exact ",
+      filterType: "radio"
+    },
+    ["isindiamondjournal"]: {
+      name: "Published in a Diamond OA journal",
+      type: "triplet",
+      param: "isindiamondjournal",
+      operator: "dj",
+      equalityOperator: " = ",
+      filterType: "triplet"
+    },
+    ["publiclyfunded"]: {
+      name: "Publicly funded",
+      type: "triplet",
+      param: "publiclyfunded",
+      operator: "pf",
+      equalityOperator: " = ",
+      filterType: "triplet"
     }
   };
 
@@ -309,6 +349,26 @@ export class SearchFieldsBase {
       { name: OpenaireEntities.DATASETS, id: "datasets", count: "0" },
       { name: OpenaireEntities.SOFTWARE, id: "software", count: "0" },
       { name: OpenaireEntities.OTHER, id: "other", count: "0" }
+    ],
+    ["isgreen"]: [
+      { name: "All", id: "", count: "0" },
+      { name: "Yes", id: "true", count: "0" },
+      { name: "No", id: "false", count: "0" }
+    ],
+    ["isindiamondjournal"]: [
+      { name: "All", id: "", count: "0" },
+      { name: "Yes", id: "true", count: "0" },
+      { name: "No", id: "false", count: "0" }
+    ],
+    ["peerreviewed"]: [
+      { name: "All", id: "", count: "0" },
+      { name: "Yes", id: "true", count: "0" },
+      { name: "No", id: "false", count: "0" }
+    ],
+    ["publiclyfunded"]: [
+      { name: "All", id: "", count: "0" },
+      { name: "Yes", id: "true", count: "0" },
+      { name: "No", id: "false", count: "0" }
     ]
   };
 
@@ -770,7 +830,9 @@ export class SearchFieldsBase {
 
 //add project field  depending on funder
   public HIDDEN_FIELDS: string[] = ["fundinglevel0_id", "fundinglevel1_id", "fundinglevel2_id",
-    "relfundinglevel0_id", "relfundinglevel1_id", "relfundinglevel2_id", "relproject", "instancetypename"];
+    "relfundinglevel0_id", "relfundinglevel1_id", "relfundinglevel2_id", "relproject", "instancetypename",
+    "isgreen", "openaccesscolor", "isindiamondjournal", "peerreviewed"
+  ];
 
   public DEPENDENT_FIELDS: { [key: string]: string } = {
     ["relproject"]: "relfunder",
@@ -780,9 +842,16 @@ export class SearchFieldsBase {
     ["relfundinglevel0_id"]: "relfunder",
     ["relfundinglevel1_id"]: "relfundinglevel0_id",
     ["relfundinglevel2_id"]: "relfundinglevel1_id",
-    ["instancetypename"]: "type"
+    ["instancetypename"]: "type",
+    // ["isgreen"]: "type"
   };
 
+  public DEPENDENT_FIELDS_AND_VALUES: { [key: string]: { field: string, values: string[] } } = {
+    ["isgreen"]: { field: "type", values: ["publications"] },
+    ["openaccesscolor"]: { field: "type", values: ["publications"] },
+    ["isindiamondjournal"]: { field: "type", values: ["publications"] },
+    ["peerreviewed"]: { field: "type", values: ["publications"] },
+  };
 
   public ADVANCED_SEARCH_OPERATORS: string[] = ["and", "or"];