Donald C. Chang
Hong Kong professor
Donald Choy Chang (traditional Chinese: 張東才; simplified Chinese: 张东才; born 1942) is a founding professor of the Hong Kong University of Science and Technology (HKUST). He was also the founding President of the Biophysical Society of Hong Kong. He is currently Professor Emeritus and adjunct professor in HKUST. Chang has wide research interests. He works in the fields of nuclear magnetic resonance, biophysics and quantum physics. He was elected a fellow of the American Physical Society in 2023.
Early life and education
Chang was born in what is now Shenzhen in Guangdong, China, in 1942. His father was a rice merchant, and Chang's family fled to Hong Kong to escape the Land Reform Movement. While attending a refugee school in Hong Kong, Chang became interested in science. He received multiple scholarships to attend National Taiwan University, where he received a B.S. in physics in 1965, then earned a M.S. and Ph.D. in the subject at Rice University in the United States.
Detection of cancer using nuclear magnetic resonance (NMR)
Chang is an early pioneer in the study of the physical properties of water in cells using spin-echo nuclear magnetic resonance (NMR) techniques.
“Donald C. Chang” enters the record as hong Kong professor. Crown Archives preserves that source wording while asking what Donald, Chang and Hong can confirm, complicate or overturn.
Why this record matters
“Donald C. Chang” is worth following because a concise public description often conceals a longer documentary argument. Here, Donald, Chang and Hong provides the most credible route into that argument.
Biographical claims are most persuasive when dates, appointments and relationships can be traced to records created close to the events described. The source revision retrieved here is dated Aug 31, 2026. The linked authority identifier is Q61746902. 1 of 1 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 1942, 2023 and 1965.
Public reputation and documentary evidence do not always develop together; absence from a summary is not evidence of historical absence. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
How to read it
Read biographical claims against dates, named institutions and the cited references. Distinguish a subject’s later reputation from evidence produced during their lifetime.
- Establishing names and roles
- Building a first chronology
- Locating cited institutions
Personal papers, civil or court records, institutional files and the scholarship cited by the source.
Three-step research path
- Establish the record: confirm the title “Donald C. Chang”, its source revision and the description used here.
- Expand the search: follow Donald C. Chang primary sources, Donald C. Chang archive and Donald research across catalogues and specialist indexes.
- Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.
Questions for further research
- Which source most directly establishes the central claim about “Donald C. Chang”?
- How has the subject’s reputation changed across later accounts?
- Which claims depend on a single source or contested interpretation?
Search terms from this dossier
This entry incorporates text from “Donald C. Chang” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.