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        <RelatedOrExemptFuncIncomeAmt>357150</RelatedOrExemptFuncIncomeAmt>
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        <BusinessCd>541700</BusinessCd>
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        <BusinessCd>900099</BusinessCd>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FUND WAS ESTABLISHED TO PROMOTE THE COLLECTION AND EVALUATION OF POWDER DIFFRACTION DATA. THE FUND SPONSORS SUITABLE RESEARCH PROJECTS FOR THE IMPROVEMENT, DEVELOPMENT, AND UTILIZATION OF DIFFRACTION DATA.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
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      <ForeignIndividualsGrantsGrp>
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        <TypeOfAssistanceTxt>X-RAY DIFFRACTION PATTERNS OF MIXED-VALENT MANGANITES</TypeOfAssistanceTxt>
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      <ForeignIndividualsGrantsGrp>
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      <ForeignIndividualsGrantsGrp>
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      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>POWDER X-RAY DIFFRACTION PATTERNS OF DOPED STRONTIUM FERRATES FOR THE OXYGEN REDUCTION IN ELECTROCHEMICAL DEVICES</TypeOfAssistanceTxt>
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      <ForeignIndividualsGrantsGrp>
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      <ForeignIndividualsGrantsGrp>
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      <ForeignIndividualsGrantsGrp>
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      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>X-RAY DIFFRACTION PATTERNS OF ELEMENTOORGANIC COMPOUNDS</TypeOfAssistanceTxt>
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        <FormAndLineReferenceDesc>PART I, LINE 2:</FormAndLineReferenceDesc>
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        <FormAndLineReferenceDesc>PART I, LINE 2:</FormAndLineReferenceDesc>
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        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>14995</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>3674</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>275872</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>STEFFEN WEBER</PersonNm>
        <TitleTxt>MD-SENIOR PROGRAMMER</TitleTxt>
        <BaseCompensationFilingOrgAmt>184011</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>9919</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>16167</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>210097</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>XIAOJING ZHU</PersonNm>
        <TitleTxt>MD-SENIOR PROGRAMMER</TitleTxt>
        <BaseCompensationFilingOrgAmt>184011</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>9919</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>23923</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>217853</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>SCOTT COLE</PersonNm>
        <TitleTxt>MD-OPERATIONS MANAGER</TitleTxt>
        <BaseCompensationFilingOrgAmt>166101</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>8526</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>23297</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>197924</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>DONNA BARRY</PersonNm>
        <TitleTxt>BUSINESS MANAGER</TitleTxt>
        <BaseCompensationFilingOrgAmt>145981</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>40726</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>18091</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>204798</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
    </IRS990ScheduleJ>
    <IRS990ScheduleL documentId="RetDoc1042800001">
      <GrntAsstBnftInterestedPrsnGrp>
        <PersonNm>JAMES KADUK</PersonNm>
        <RelationshipWithOrgTxt>TREASURER</RelationshipWithOrgTxt>
        <CashGrantAmt>19750</CashGrantAmt>
        <TypeOfAssistanceTxt>CASH</TypeOfAssistanceTxt>
        <AssistancePurposeTxt>RESEARCH GRANT</AssistancePurposeTxt>
      </GrntAsstBnftInterestedPrsnGrp>
      <GrntAsstBnftInterestedPrsnGrp>
        <PersonNm>XIALONG CHEN</PersonNm>
        <RelationshipWithOrgTxt>VICE CHAIR</RelationshipWithOrgTxt>
        <CashGrantAmt>1313</CashGrantAmt>
        <TypeOfAssistanceTxt>CASH</TypeOfAssistanceTxt>
        <AssistancePurposeTxt>RESEARCH GRANT</AssistancePurposeTxt>
      </GrntAsstBnftInterestedPrsnGrp>
    </IRS990ScheduleL>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MEMBERSHIP OF INTERNATIONAL CENTRE FOR DIFFRACTION DATA ("ICDD") SHALL CONSIST OF TWO CLASSES, ACTIVE MEMBERS AND ASSOCIATE MEMBERS (COLLECTIVELY, THE "MEMBERS"). MEMBERS SHALL BE ELECTED BY ICDD BOARD OF DIRECTORS ("BOARD OF DIRECTORS OR "BOARD")</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>DRAFT COPIES OF THE 990 AND 990T ARE SENT ELECTRONICALLY TO THE BOARD APPROVED COMMITTEE (AUDIT REVIEW COMMITTEE) TO REVIEW PRIOR TO FILING. THE COMMITTEE IS MADE OF UP OF THREE MEMBERS OF THE BOARD OF DIRECTORS: CHAIRMAN OF THE BOARD, CHAIRMAN OF THE TECHNICAL COMMITTEE AND TREASURER.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>FORMS ARE DISTRIBUTED BY THE CORPORATE SECRETARY EACH YEAR FOR SIGNATURE TO OFFICERS, DIRECTORS, AND EMPLOYEES. THEY ARE REVIEWED FOR CONFLICT AND FILED AT ICDD HEADQUARTERS ADMINISTRATIVE FILES AND IN EMPLOYEE'S PERSONNEL FILE. ALL ARE REQUIRED TO COMPLY WITH POLICY NUMBER 109 OF THE ICDD EMPLOYEE MANUAL.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>TO MONITOR COMPENSATION FOR ALL EMPLOYEES AS WELL AS THE EXECUTIVE DIRECTOR, ICDD PARTICIPATES AND RECEIVES SEVERAL SURVEYS THROUGHOUT THE YEAR. THE GROUPS THAT SPONSOR THESE SURVEYS ARE COLLECTING INFORMATION FROM OTHER ORGANIZATIONS RELATED TO ICDD IN TERMS OF TYPE (NON-PROFIT), SIZE AND SCIENTIFIC ORGANIZATION. TO ENSURE THAT THE SALARIES ARE COMPARED EQUALLY, ICDD MAINTAINS JOB DESCRIPTIONS AND SALARY SCALES FOR EACH POSITION OFFERED. THIS INFORMATION IS VERIFIED ANNUALLY TO ENSURE WE ARE KEEPING UP WITH CURRENT TRENDS AND BENCHMARKS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL CONFLICT OF INTEREST DOCUMENTS AND FINANCIAL REPORTS ARE MAINTAINED AT THE ICDD HEADQUARTERS. THEY ARE AVAILABLE FOR THE MEMBERS AND THE GENERAL PUBLIC TO REVIEW AT ANYTIME DURING ICDD BUSINESS HOURS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XI, LINE 9:</FormAndLineReferenceDesc>
        <ExplanationTxt>PENSION AND POST-RETIREMENT-RELATED CHANGES -3,724,152.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XII, LINE 2C</FormAndLineReferenceDesc>
        <ExplanationTxt>THERE IS NO CHANGE IN AUDIT PROCESS FROM PRIOR YEAR.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>