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        <RegionTotalExpendituresAmt>7200</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <SubtotalSpentAmt>13600</SubtotalSpentAmt>
      <TotalSpentAmt>13600</TotalSpentAmt>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>AWARDS</TypeOfAssistanceTxt>
        <RegionTxt>CENTRAL ASIA</RegionTxt>
        <MannerOfCashDisbursementTxt>CASH</MannerOfCashDisbursementTxt>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>AWARDS</TypeOfAssistanceTxt>
        <RegionTxt>EAST ASIA AND PACIFI</RegionTxt>
        <RecipientCnt>3</RecipientCnt>
        <MannerOfCashDisbursementTxt>CASH</MannerOfCashDisbursementTxt>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>AWARDS</TypeOfAssistanceTxt>
        <RegionTxt>EUROPE</RegionTxt>
        <RecipientCnt>5</RecipientCnt>
        <MannerOfCashDisbursementTxt>CASH</MannerOfCashDisbursementTxt>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>AWARDS</TypeOfAssistanceTxt>
        <RegionTxt>NORTH AMERICAN</RegionTxt>
        <RecipientCnt>9</RecipientCnt>
        <MannerOfCashDisbursementTxt>CASH</MannerOfCashDisbursementTxt>
      </ForeignIndividualsGrantsGrp>
      <TransferToForeignCorpInd>false</TransferToForeignCorpInd>
      <InterestInForeignTrustInd>false</InterestInForeignTrustInd>
      <ForeignCorpOwnershipInd>false</ForeignCorpOwnershipInd>
      <PassiveForeignInvestmestCoInd>false</PassiveForeignInvestmestCoInd>
      <ForeignPartnershipInd>false</ForeignPartnershipInd>
      <BoycottCountriesInd>false</BoycottCountriesInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part I, Line 2 - Grantmakers Explanation For Monitoring Use of Funds Outside US</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SOCIETY'S GOVERNING COUNCIL MONITORS THE USE OF GRANT FUNDS THROUGH A BUDGET. THE GRANTS COMMITTEE RECEIVES THE GRANT APPLICATIONS AND CHO0SES THE GRANT RECIPIENTS BASED ON MERIT.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleF>
    <IRS990ScheduleI documentId="IRS990ScheduleI" softwareId="23017517" softwareVersionNum="2023v5.1">
      <GrantRecordsMaintainedInd>true</GrantRecordsMaintainedInd>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>RADIATION RESEARCH FOUNDATION</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>3901 RAINBOW BOULEVARD</AddressLine1Txt>
          <CityNm>KANSAS CITY</CityNm>
          <StateAbbreviationCd>KS</StateAbbreviationCd>
          <ZIPCd>66160</ZIPCd>
        </USAddress>
        <RecipientEIN>464233951</RecipientEIN>
        <CashGrantAmt>5200</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <PurposeOfGrantTxt>RESEARCH AND EDUCATION</PurposeOfGrantTxt>
      </RecipientTable>
      <Total501c3OrgCnt>0</Total501c3OrgCnt>
      <TotalOtherOrgCnt>1</TotalOtherOrgCnt>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>AWARDS</GrantTypeTxt>
        <RecipientCnt>56</RecipientCnt>
      </GrantsOtherAsstToIndivInUSGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Grantmaker's Description of How Grants are Used</FormAndLineReferenceDesc>
        <ExplanationTxt>AWARD GRANTS, SUCH AS STUDENT TRAVEL AWARDS, ARE BASED ON CRITERIA ESTABLISHED IN SCORING OF ABSTRACTS SUBMITTED BY THE STUDENTS. A CASH AMOUNT FOR THE TOP 100 STUDENTS TO ATTEND THE ANNUAL MEETING IS GIVEN TO ASSIST WITH THEIR TRAVEL. THE ORGANIZATION MAINTAINS A LIST OF AWARDEES. THE FUNDING FOR THE TRAVEL AWARDS COMES FROM VARIOUS AREAS: PRIVATE DONATIONS, EXHIBITORS, SPONSORS, AND FEDERAL FUNDING AGENCIES, SUCH AS THE DEPARTMENT OF ENERGY. ALL RECORDS ARE MAINTAINED AT THE ORGANIZATION'S OFFICE.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleO documentId="IRS990ScheduleO" softwareId="23017517" softwareVersionNum="2023v5.1">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section A, Line 6</FormAndLineReferenceDesc>
        <ExplanationTxt>SCIENTISTS INVOLVED IN ALL AREAS OF RADIATION RELATED RESEARCH</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section A, Line 7b</FormAndLineReferenceDesc>
        <ExplanationTxt>DECISION TO DISSOLVE AND ALSO TO SELECT THE INDIVIDUAL GOVERNING MEMBERS</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 11b</FormAndLineReferenceDesc>
        <ExplanationTxt>TAX PREPARER SUBMITS PRELIMINARY FORM 990 TO THE SOCIETY'S EXECUTIVE DIRECTOR. THE SOCIETY'S EXECUTIVE DIRECTOR PROVIDES A COPY TO THE SOCIETY'S SECRETARY TREASURER, WHO GIVES APPROVAL VERBALLY, OR IN WRITING, TO THE EXECUTIVE DIRECTOR. THE SOCIETY'S EXECUTIVE COMMITTEE RECEIVES THIS INFORMATION AT THE END OF THE YEAR, IN THE FORM OF A REPORT FROM THE SECRETARY TREASURER.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>BOARD MONITORS AND ENFORCES BYLAWS ON WORK OF EXECUTIVE DIRECTOR WHO MONITORS AND ENFORCES DIRECTIVES TO OPERATIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 15b</FormAndLineReferenceDesc>
        <ExplanationTxt>USING DATA PROVIDED BY ALL VOTING MEMBERS, INCLUDING THE PRIOR MANAGEMENT CONTRACT AND POSSIBLY AN INDEPENDENT SURVEY OF NOT-FOR-PROFIT EXECUTIVES FOR KANSAS CITY, THE BOARD OF DIRECTORS WITH REGULAR AND INDEPENDENT VOTING MEMBERS SELECT AN AMOUNT TO PAY AN INDIVIDUAL OR A MANAGEMENT COMPANY TO ADMINISTER OPERATIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section C, Line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY, AND FINANCIAL STATEMENTS ARE AVAILABLE TO THE PUBLIC ON THE ORGANIZATION'S WEBSITE AND ALSO UPON WRITTEN REQUEST TO THE EXECUTIVE DIRECTOR.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>