Henry N. Chapman

{{short description|British physicist}}

{{Use dmy dates|date=April 2022}}

{{Infobox scientist

| name = Henry N. Chapman

| image =

| caption=

| workplaces = Lawrence Livermore National Laboratory
University of California Davis
National Synchrotron Light Source
Deutsches Elektronen-Synchrotron
University of Hamburg

| alma_mater = University of Melbourne

| birth_date = {{Birth year and age|1967}}

| birth_place = Great Britain

| doctoral_advisor = Keith Nugent
Stephen W. Wilkins

|academic_advisors = David Sayre

| known_for = X-ray crystallography
Coherent diffraction imaging

| website =

}}

Henry N. Chapman FRS (born 1967) is a British physicist and the founding director of the [https://www.cfel.de/Center Center for Free-Electron Laser Science] at the German Electron Synchrotron (DESY).{{cite web |url=https://www.deutschland.de/en/topic/knowledge/higher-education-research/leibniz-prize-2015-for-henry-n-chapman |title=Leibniz Prize 2015 for Henry N. Chapman |author= |date=2015-03-02 |website= deutschland.de |publisher= Fazit Communication GmbH |access-date=2022-04-07 |quote=}} He has made numerous contributions to the field of x-ray coherent diffraction imaging and is a pioneer of the diffraction before destruction technique{{cite journal | doi=10.1038/nature09750 | title=Femtosecond X-ray protein nanocrystallography | year=2011 | last1=Chapman | first1=Henry N. | last2=Fromme | first2=Petra | last3=Barty | first3=Anton | last4=White | first4=Thomas A. | last5=Kirian | first5=Richard A. | last6=Aquila | first6=Andrew | last7=Hunter | first7=Mark S. | last8=Schulz | first8=Joachim | last9=Deponte | first9=Daniel P. | last10=Weierstall | first10=Uwe | last11=Doak | first11=R. Bruce | last12=Maia | first12=Filipe R. N. C. | last13=Martin | first13=Andrew V. | last14=Schlichting | first14=Ilme | last15=Lomb | first15=Lukas | last16=Coppola | first16=Nicola | last17=Shoeman | first17=Robert L. | last18=Epp | first18=Sascha W. | last19=Hartmann | first19=Robert | last20=Rolles | first20=Daniel | last21=Rudenko | first21=Artem | last22=Foucar | first22=Lutz | last23=Kimmel | first23=Nils | last24=Weidenspointner | first24=Georg | last25=Holl | first25=Peter | last26=Liang | first26=Mengning | last27=Barthelmess | first27=Miriam | last28=Caleman | first28=Carl | last29=Boutet | first29=Sébastien | last30=Bogan | first30=Michael J. | journal=Nature | volume=470 | issue=7332 | pages=73–77 | pmid=21293373 | pmc=3429598 | display-authors=1 }} that allows to analyze biological samples with intense, ultrafast x-ray light, such as Photosystem II,{{cite journal | doi=10.1038/nature13453 | title=Serial time-resolved crystallography of photosystem II using a femtosecond X-ray laser | year=2014 | last1=Kupitz | first1=Christopher | last2=Basu | first2=Shibom | last3=Grotjohann | first3=Ingo | last4=Fromme | first4=Raimund | last5=Zatsepin | first5=Nadia A. | last6=Rendek | first6=Kimberly N. | last7=Hunter | first7=Mark S. | last8=Shoeman | first8=Robert L. | last9=White | first9=Thomas A. | last10=Wang | first10=Dingjie | last11=James | first11=Daniel | last12=Yang | first12=Jay-How | last13=Cobb | first13=Danielle E. | last14=Reeder | first14=Brenda | last15=Sierra | first15=Raymond G. | last16=Liu | first16=Haiguang | last17=Barty | first17=Anton | last18=Aquila | first18=Andrew L. | last19=Deponte | first19=Daniel | last20=Kirian | first20=Richard A. | last21=Bari | first21=Sadia | last22=Bergkamp | first22=Jesse J. | last23=Beyerlein | first23=Kenneth R. | last24=Bogan | first24=Michael J. | last25=Caleman | first25=Carl | last26=Chao | first26=Tzu-Chiao | last27=Conrad | first27=Chelsie E. | last28=Davis | first28=Katherine M. | last29=Fleckenstein | first29=Holger | last30=Galli | first30=Lorenzo | journal=Nature | volume=513 | issue=7517 | pages=261–265 | pmid=25043005 | pmc=4821544 | display-authors=1 }} a key macromolecule in photosynthesis.

He is married to the Slovenian physicist Saša Bajt.{{Cite journal |last=Pool |first=Rebecca |date=22 June 2020 |title=Henry Chapman: Bright lights, brilliant experiments |url=https://analyticalscience.wiley.com/do/10.1002/was.00020101 |journal=Wiley Analytical Science}}