
  duroid_5870:
    name: RT/duroid 5870
    kindName: f = 10 GHz
    color: "#545454"
    properties:
      mu:
        value: 1
      epsilon:
        value: 2.33
        source: substrate
      tan_delta:
        value: 0.0012
        source: substrate
  duroid_5880:
    name: RT/duroid 5880
    kindName: f = 10 GHz
    color: "#545454"
    properties:
      mu:
        value: 1
      epsilon:
        value: 2.2
        source: substrate
      tan_delta:
        value: 0.0009
        source: substrate
  duroid_6002:
    name: RT/duroid 6002
    kindName: f = 10 GHz
    color: "#1d8a43"
    properties:
      mu:
        value: 1
      epsilon:
        value: 2.94
        source: substrate
      tan_delta:
        value: 0.0012
        source: substrate
  ultralam_2000:
    name: ULTRALAM 2000
    kindName: f = 10 GHz
    color: "#1d8a43"
    properties:
      mu:
        value: 1
      epsilon:
        value: 2.5
        source: substrate
      tan_delta:
        value: 0.0022
        source: substrate
  tmm3:
    name: TMM-3
    kindName: f = 10 GHz
    color: "#1d8a43"
    properties:
      mu:
        value: 1
      epsilon:
        value: 3.25
        source: substrate
      tan_delta:
        value: 0.0016
        source: substrate
  tmm4:
    name: TMM-4
    kindName: f = 10 GHz
    color: "#1d8a43"
    properties:
      mu:
        value: 1
      epsilon:
        value: 4.5
        source: substrate
      tan_delta:
        value: 0.0017
        source: substrate
  tmm6:
    name: TMM-6
    kindName: f = 10 GHz
    color: "#1d8a43"
    properties:
      mu:
        value: 1
      epsilon:
        value: 6.5
        source: substrate
      tan_delta:
        value: 0.0018
        source: substrate
  tmm10:
    name: TMM-10
    kindName: f = 10 GHz
    color: "#1d8a43"
    properties:
      mu:
        value: 1
      epsilon:
        value: 9.8
        source: substrate
      tan_delta:
        value: 0.0017
        source: substrate
  trans_tech_s145:
    name: Trans-Tech S-145
    kindName: f = 10 GHz
    color: "#1d8a43"
    properties:
      mu:
        value: 1
      epsilon:
        value: 10
        source: substrate
      tan_delta:
        value: 0.0002
        source: substrate
  r03003:
    name: RO3003
    kindName: f = 1 GHz
    color: "#d6d6d0"
    properties:
      mu:
        value: 1
      epsilon:
        value: 3
        source: substrate
      tan_delta:
        value: 0.0013
        source: substrate
  r03006:
    name: RO3006
    kindName: f = 1 GHz
    color: "#d6d6d0"
    properties:
      mu:
        value: 1
      epsilon:
        value: 6.15
        source: substrate
      tan_delta:
        value: 0.0013
        source: substrate
  r03010:
    name: RO3010
    kindName: f = 1 GHz
    color: "#d6d6d0"
    properties:
      mu:
        value: 1
      epsilon:
        value: 10.2
        source: substrate
      tan_delta:
        value: 0.0013
        source: substrate
  r04003:
    name: RO4003
    kindName: f = 1 GHz
    color: "#1d8a43"
    properties:
      mu:
        value: 1
      epsilon:
        value: 3.38
        source: substrate
      tan_delta:
        value: 0.0022
        source: substrate
  tlc_32:
    name: TLC-32
    kindName: f = 1 GHz
    color: "#1d8a43"
    properties:
      mu:
        value: 1
      epsilon:
        value: 3.2
        source: substrate
      tan_delta:
        value: 0.003
        source: substrate
  ht_2:
    name: HT-2
    kindName: f = 1 GHz
    color: "#1d8a43"
    properties:
      mu:
        value: 1
      epsilon:
        value: 4.3
        source: substrate
      tan_delta:
        value: 0.0033
        source: substrate
  polyguide:
    name: Polyguide
    kindName: f = 1 GHz
    color: "#545454"
    properties:
      mu:
        value: 1
      epsilon:
        value: 2.32
        source: substrate
      tan_delta:
        value: 0.0005
        source: substrate
  epoxy_fr4:
    name: FR4
    kindName: f = 1 GHz
    color: "#6dad81"
    properties:
      mu:
        value: 1
      epsilon:
        value: 4.4
        source: substrate
      tan_delta:
        value: 0.01
        source: substrate
  pu_efb:
    name: PU-EFB
    kindName: f = 8 - 12 GHz
    color: "#d6d6d0"
    properties:
      mu:
        value: 1
      epsilon:
        value: 2.3
        source: palm_oil
      tan_delta:
        value: 0.06
        source: palm_oil
  ro4730:
    name: RO4730
    kindName: f = 2.5 - 10 GHz
    color: "#d6d6d0"
    properties:
      mu:
        value: 1
      epsilon:
        value: 3.0
        source: rogers
      tan_delta:
        value: 0.0028
        source: rogers
        valueTables:
        - argument: frequency
          valueTable:
          - arg: 2500
            value: 0.0023
          - arg: 10000
            value: 0.0033
  ro3203:
    name: RO3203
    kindName: f = 8 - 40 GHz
    color: "#D2B48C"
    properties:
      mu:
        value: 1
      epsilon:
        value: 3.02
        source: rogers
      tan_delta:
        value: 0.0016
        source: rogers
  ro3206:
    name: RO3206
    kindName: f = 8 - 40 GHz
    color: "#D2B48C"
    properties:
      mu:
        value: 1
      epsilon:
        value: 6.6
        source: rogers
      tan_delta:
        value: 0.0027
        source: rogers
  ro3210:
    name: RO3210
    kindName: f = 8 - 40 GHz
    color: "#d6d6d0"
    properties:
      mu:
        value: 1
      epsilon:
        value: 10.8
        source: rogers
      tan_delta:
        value: 0.0027
        source: rogers
  ptfe:
    name: PTFE / Teflon
    kindName: 
    color: "#f2f2f2"
    properties:
      mu:
        value: 1
      epsilon:
        value: 2.02
        source: teledynestorm
      tan_delta:
        value: 0.00022
        source: teledynestorm
