Title: The Xi Effect

Title: The Xi Effect Title Record # 52189
Author: R. S. Richardson
Date: 1950-01-00
Type: SHORTFICTION
Length: short story
Webpages: Wikipedia-EN
Language: English

Synopsis: A pair of astronomers' experiments serve to verify the theories of a theoretical physicist, with dire consequences for humanity.

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Current Tags: contemporary (1), science fiction (1), cosmology (1), hard sf (1) Add Tags

Other Titles

Variant Titles

Translations

Year	Title
1950	The Xi Effect [as by Philip Latham]

Year	Language	Title
1964^ⓘTranslated by Salvador Hertog	Dutch	De xi effect [as by Philip Latham]
1978^ⓘTranslated by Nikola Popović	Croatian	Efekt ksi [as by Philip Latham]

Publications

Displaying all variants and translations • Do not display translations • Do not display variants or translations

Title	Date	Author/Editor	Publisher/Pub. Series	ISBN/Catalog ID	Price	Pages	Format	Type	Cover Artist
Astounding Science Fiction, January 1950	1950-01-00	ed. John W. Campbell, Jr.	Street & Smith Publications, Inc.		$0.25^?$: US dollar. ISO code: USD	164	digest^?Digest-size magazine, including both standard digest size, at about 7" by 4.5", and also large digest, such as recent issues of Asimov's, which are about 8.25" by 5.125".	mag	Chesley Bonestell
Astounding Science Fiction, August 1950	1950-08-00	ed. John W. Campbell, Jr.	Atlas Publishing and Distribution Co. Ltd		-/9^?Prior to decimilisation (1968-1971), UK books were priced in shillings, or shillings and pence, where 20 shillings equals one pound and 12 old pence equals one shilling. Shillings were indicated with a variety of suffixes, e.g. 3s, 3', 3", 3/ all mean 3 shillings. Any number after that is additional pence, usually 6 (half a shilling) but sometimes 3 or 9 (a quarter of a shilling or three-quarters of a shilling).	64	pulp^?Magazine using the common pulp size: 6.5" by 9.5". For ISFDB purposes this may also be used as a designation for the quality of the paper. There are some untrimmed pulps that are as large as 8" by 11.75	mag
Imagination Unlimited	1952-03-00	ed. Everett F. Bleiler, T. E. Dikty	Farrar, Straus and Young		$3.50^?$: US dollar. ISO code: USD	xiv+ 430	hc^?Hardcover. Used for all hardbacks of any size.	anth	Edgard Cirlin
Imagination Unlimited	1953-00-00	ed. Everett F. Bleiler, T. E. Dikty	The Bodley Head		8/6^?Prior to decimilisation (1968-1971), UK books were priced in shillings, or shillings and pence, where 20 shillings equals one pound and 12 old pence equals one shilling. Shillings were indicated with a variety of suffixes, e.g. 3s, 3', 3", 3/ all mean 3 shillings. Any number after that is additional pence, usually 6 (half a shilling) but sometimes 3 or 9 (a quarter of a shilling or three-quarters of a shilling).	185	hc^?Hardcover. Used for all hardbacks of any size.	anth
Best SF	1955-02-00	ed. Edmund Crispin	Faber and Faber		15/-^?Prior to decimilisation (1968-1971), UK books were priced in shillings, or shillings and pence, where 20 shillings equals one pound and 12 old pence equals one shilling. Shillings were indicated with a variety of suffixes, e.g. 3s, 3', 3", 3/ all mean 3 shillings. Any number after that is additional pence, usually 6 (half a shilling) but sometimes 3 or 9 (a quarter of a shilling or three-quarters of a shilling).	368	hc^?Hardcover. Used for all hardbacks of any size.	anth
Best SF	1958-00-00	ed. Edmund Crispin	Faber and Faber (Faber Paper Covered Editions)		6/-^?Prior to decimilisation (1968-1971), UK books were priced in shillings, or shillings and pence, where 20 shillings equals one pound and 12 old pence equals one shilling. Shillings were indicated with a variety of suffixes, e.g. 3s, 3', 3", 3/ all mean 3 shillings. Any number after that is additional pence, usually 6 (half a shilling) but sometimes 3 or 9 (a quarter of a shilling or three-quarters of a shilling).	368	tp^?Trade paperback. Any softcover book which is at least 7.25" (or 19 cm) tall, or at least 4.5" (11.5 cm) wide/deep.	anth
Best SF	1962-00-00	ed. Edmund Crispin	Faber and Faber			368	hc^?Hardcover. Used for all hardbacks of any size.	anth
Best SF	1962-00-00	ed. Edmund Crispin	Faber and Faber (Faber Paper Covered Editions)		7/6^?Prior to decimilisation (1968-1971), UK books were priced in shillings, or shillings and pence, where 20 shillings equals one pound and 12 old pence equals one shilling. Shillings were indicated with a variety of suffixes, e.g. 3s, 3', 3", 3/ all mean 3 shillings. Any number after that is additional pence, usually 6 (half a shilling) but sometimes 3 or 9 (a quarter of a shilling or three-quarters of a shilling).	368	tp^?Trade paperback. Any softcover book which is at least 7.25" (or 19 cm) tall, or at least 4.5" (11.5 cm) wide/deep.	anth
Best SF	1964-00-00	ed. Edmund Crispin	Faber and Faber (Faber Paper Covered Editions)		8/6^?Prior to decimilisation (1968-1971), UK books were priced in shillings, or shillings and pence, where 20 shillings equals one pound and 12 old pence equals one shilling. Shillings were indicated with a variety of suffixes, e.g. 3s, 3', 3", 3/ all mean 3 shillings. Any number after that is additional pence, usually 6 (half a shilling) but sometimes 3 or 9 (a quarter of a shilling or three-quarters of a shilling).	368	tp^?Trade paperback. Any softcover book which is at least 7.25" (or 19 cm) tall, or at least 4.5" (11.5 cm) wide/deep.	anth
Best SF	1964-00-00	ed. Edmund Crispin	Faber and Faber				hc^?Hardcover. Used for all hardbacks of any size.	anth
De beste SF	1964-00-00	ed. Edmund Crispin	Bruna (Zwarte beertjes #694/695)	694/695	ƒ2.95^?ƒ: Dutch guilder. ISO code: NLG in 1810s-1999	267	pb^?Paperback. Typically 7" by 4.25" (18 cm by 11 cm) or smaller, though trimming errors can cause them to sometimes be slightly (less than 1/4 extra inch) taller or wider/deeper.	anth	Dick Bruna
Imagination Unlimited	1964-00-00	ed. Everett F. Bleiler, T. E. Dikty	Mayflower-Dell	3985	3/6^?Prior to decimilisation (1968-1971), UK books were priced in shillings, or shillings and pence, where 20 shillings equals one pound and 12 old pence equals one shilling. Shillings were indicated with a variety of suffixes, e.g. 3s, 3', 3", 3/ all mean 3 shillings. Any number after that is additional pence, usually 6 (half a shilling) but sometimes 3 or 9 (a quarter of a shilling or three-quarters of a shilling).	190	pb^?Paperback. Typically 7" by 4.25" (18 cm by 11 cm) or smaller, though trimming errors can cause them to sometimes be slightly (less than 1/4 extra inch) taller or wider/deeper.	anth	Richard Powers
Imagination Unlimited	1966-06-00	ed. Everett F. Bleiler, T. E. Dikty	Mayflower-Dell	3985	3/6^?Prior to decimilisation (1968-1971), UK books were priced in shillings, or shillings and pence, where 20 shillings equals one pound and 12 old pence equals one shilling. Shillings were indicated with a variety of suffixes, e.g. 3s, 3', 3", 3/ all mean 3 shillings. Any number after that is additional pence, usually 6 (half a shilling) but sometimes 3 or 9 (a quarter of a shilling or three-quarters of a shilling).	189	pb^?Paperback. Typically 7" by 4.25" (18 cm by 11 cm) or smaller, though trimming errors can cause them to sometimes be slightly (less than 1/4 extra inch) taller or wider/deeper.	anth	Richard Powers
Best SF	1969-00-00	ed. Edmund Crispin	Faber and Faber	0-571-06268-7		368	hc^?Hardcover. Used for all hardbacks of any size.	anth
Best SF (revised edition)	1972-08-00	ed. Edmund Crispin	Faber and Faber (Faber Paper Covered Editions)	0-571-09880-0	£0.70^?£: UK pound. ISO code: GBP	215	tp^?Trade paperback. Any softcover book which is at least 7.25" (or 19 cm) tall, or at least 4.5" (11.5 cm) wide/deep.	anth
Decade the 1940s	1975-11-00	ed. Brian W. Aldiss, Harry Harrison	Macmillan UK	0-333-18832-2	£3.75^?£: UK pound. ISO code: GBP	213	hc^?Hardcover. Used for all hardbacks of any size.	anth
Decade the 1940s	1977-04-00	ed. Brian W. Aldiss, Harry Harrison	Pan Books	0-330-25033-7	£0.70^?£: UK pound. ISO code: GBP	223	pb^?Paperback. Typically 7" by 4.25" (18 cm by 11 cm) or smaller, though trimming errors can cause them to sometimes be slightly (less than 1/4 extra inch) taller or wider/deeper.	anth	Russell Mills
Decade: The 1940s	1978-00-00	ed. Brian W. Aldiss, Harry Harrison	St. Martin's Press	0-312-18986-9	$3.95^?$: US dollar. ISO code: USD	213	tp^?Trade paperback. Any softcover book which is at least 7.25" (or 19 cm) tall, or at least 4.5" (11.5 cm) wide/deep.	anth	Ken Leeder
Sirius, #20	1978-02-05	ed. Borivoj Jurković^?Borivoj Jurkovic Borivoj Jurkovich	Vjesnik		Din 10^?Din: Serbian and Yugoslavian dinar. ISO codes: YUF in 1945-1966, YUD in 1966-1989, YUN in 1990-1992, YUR in July 1992-September 1993, YUO in October-December 1993, YUG in early January 1994, YUM in 1994-2003, CSD in 2003-2006, RSD since 2006	148	pb^?Paperback. Typically 7" by 4.25" (18 cm by 11 cm) or smaller, though trimming errors can cause them to sometimes be slightly (less than 1/4 extra inch) taller or wider/deeper.	mag	Vicente Segrelles
Decade: The 1940s	1978-05-00	ed. Brian W. Aldiss, Harry Harrison	St. Martin's Press	0-312-18984-2	$8.95^?$: US dollar. ISO code: USD	213	hc^?Hardcover. Used for all hardbacks of any size.	anth	Ken Leeder
The Golden Age of Science Fiction	1981-10-00	ed. Kingsley Amis	Hutchinson	0-09-145770-X	£6.95^?£: UK pound. ISO code: GBP	370	hc^?Hardcover. Used for all hardbacks of any size.	anth
The Golden Age of Science Fiction	1983-00-00	ed. Kingsley Amis	Penguin Books	0-14-006382-X	£2.95^?£: UK pound. ISO code: GBP	365	pb^?Paperback. Typically 7" by 4.25" (18 cm by 11 cm) or smaller, though trimming errors can cause them to sometimes be slightly (less than 1/4 extra inch) taller or wider/deeper.	anth	Mick Brownfield
The Ascent of Wonder: The Evolution of Hard SF	1994-07-00	ed. Kathryn Cramer, David G. Hartwell	Tor	0-312-85062-X	$35.00^?$: US dollar. ISO code: USD	990+ [2]	hc^?Hardcover. Used for all hardbacks of any size.	anth	John Berkey
The Ascent of Wonder: The Evolution of Hard SF	1994-10-00	ed. Kathryn Cramer, David G. Hartwell	Orbit	1-85723-271-2	£25.00^?£: UK pound. ISO code: GBP	990	hc^?Hardcover. Used for all hardbacks of any size.	anth	John Berkey
The Ascent of Wonder: The Evolution of Hard SF	1994-10-00	ed. Kathryn Cramer, David G. Hartwell	Tor / SFBC	05435	$17.98^?$: US dollar. ISO code: USD	990	hc^?Hardcover. Used for all hardbacks of any size.	anth	John Berkey
The Ascent of Wonder: The Evolution of Hard SF	1997-09-00	ed. Kathryn Cramer, David G. Hartwell	Orb	0-312-85509-5	$27.95^?$: US dollar. ISO code: USD	990	tp^?Trade paperback. Any softcover book which is at least 7.25" (or 19 cm) tall, or at least 4.5" (11.5 cm) wide/deep.	anth

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