Neutron to Antineutron Transition

(alternative search for baryon instability in a reactor-based experiment)

this page is located at  http://web.utk.edu/~kamyshko/new_searches.html


Recent talks (2007):

"Neutron-Anti-Neutron Oscillation as a Probe of B-L Symmetry"
Rabindra N. Mohapatra, talk at the Fundamental Neutron Physics Workshop,
INT, University of Washington, Seattle, April 2007

"Neutron-Antineutron Oscillations: Can the Current Experimental Limits be Improved?"
W. Mike Snow, talk at the Fundamental Neutron Physics Workshop,
INT, University of Washington, Seattle, April 2007

"Search for B-L Violation"
Yuri Kamyshkov,  talk at the Fundamental Neutron Physics Workshop,
INT, University of Washington, Seattle, May 2007

"Search for Neutron-Antineutron Oscillations at Super Kamiokande I"
Brandon Hartfiel, talk at the Fundamental Neutron Physics Workshop,
INT, University of Washington, Seattle, May 2007

"Possible Experiments to Search for the Neutron-Mirror Neutron Oscillations"
Yuri. Pokotilovski, talk at the Fundamental Neutron Physics Workshop,
INT, University of Washington, Seattle, April 2007

"Baryogenesis and Neutron-Antineutron Oscillations"
Federico Urban,  Workshop "Ultra Cold and Cold Neutron Physics and Sources"
Saint-Petersburg - Moscow, Russia, 1-7 July, 2007

"Search for B-L Violation"
"Neutron-Antineutron Transitions at DUSEL"
"Neutron Disappearance in KamLAND"
Yuri Kamyshkov, Workshop "Ultra Cold and Cold Neutron Physics and Sources"
Saint-Petersburg - Moscow, Russia, 1-7 July, 2007

"Mirror world: visible/dark matter genesis"
Federico Urban for Zurab Berezhiani,
Workshop "Ultra Cold and Cold Neutron Physics and Sources"
Saint-Petersburg - Moscow, Russia, 1-7 July, 2007

Theory Papers, Physics and Motivation:

"A Black Hole Conjecture and Rare Decays in Theories with Low Scale Gravity"
(SPIRES link), by C. Bambi, A. D. Dolgov, K. Freese, June 2006,  arXive: hep-ph/0606321

"Post-Sphaleron Baryogenesis"
(SPIRES link), by K.S. Babu, R.N. Mohapatra, and S. Nasri,
PRL, 97 131301 (2006),  arXiv: hep-ph/0606144

"Baryogenesis by R-parity violating top quark decays and neutron-antineutron oscillations"
(SPIRES link), by A.D. Dolgov and F.R. Urban, May 2006, 
arXive: hep-ph/0605263; Nucl.Phys. B752 (2006) 297-315

"Observable Neutron Antineutron Oscillation in High Scale Seesaw Models" (SPIRES link)
by Bhaskar Dutta, Yukihiro Mimura, R. N. Mohapatra, UMD-PP-05-052; MIFP-05-30,
Oct 2005, arXive: hep-ph/0510291, published in PRL 96, 061801 (2006)

"Observable Neutron Antineutron Oscillations in Seesaw Models of Neutrino Mass" (SPIRES link)
by K.S. Babu (Oklahoma State U.) and R.N. Mohapatra (Maryland U.), Aug 2001,
arXive: hep-ph/0108089; Published in Phys.Lett.B518:269-275,2001

"Nonconservation of global charges in the brane universe and baryogenesis." (SPIRES link)
by
G. Dvali (New York U. & ICTP, Trieste) and G. Gabadadze (New York U.)
arXive:hep-ph/9904221, updated December 10, 2001; Published in Phys.Lett.B460:47-57,1999

"Gravitational Baryogenesis" (SPIRES link)
H. Davoudiasl, R. Kitano, G. D. Kribs, H. Murayama, P. J. Steinhardt
Effective D=7 operators in such model can generate n-nbar transitions
Phys.Rev.Lett.93:201301,2004

"Baryon and Lepton Number Violation with Scalar Bilinears", (SPIRES link)
H.V. Klapdor-Kleingrothaus, Ernest Ma, U. Sarkar, Mod.Phys.Lett.A 17:2221,2002

"Neutron-Antineutron Oscillations in Nuclei Revisited" (SPIRES link)
J. Hufner, B. Kopeliovich Mod.Phys.Lett.A13:2385-2392,1998

"Neutron-Antineutron Oscillarions in the Trapping Box",  (SPIRES link)
B. Kerbikov, Phys.Atom.Nucl.66:2178-2182,2003, Yad.Fiz.66:2228-2232,2003

"Neutron-Antineutron Oscillations in a Trap Revisited",  (SPIRES link)
B.O. Kerbikov, A.E. Kudryavtsev, V.A. Lensky,
J.Exp.Theor.Phys.98:417-426,2004, Zh.Eksp.Teor.Fiz.98:476-485,2004

"N-AntiN Oscillations in Models with Large Extra Dimensions" (SPIRES link)
By S. Nussinov (Tel Aviv U.), R. Shrock (SUNY, Stony Brook). Dec 2001.
e-Print Archive: hep-ph/0112337

"Quantum damping and its 'paradoxes'." (SPIRES link)
By Leo Stodolsky, MPI-PAE-PTH-59-90, Oct 1990

 "A new experiment to search for neutron - antineutron transitions at HFIR reactor" (PDF document)
by Yu. Kamyshkov (U. of Tennessee), from Proceedings of Workshop on Fundamental
Physics with Pulsed Neutron Beams, Research Triangle Park, NC, June 1-3, 2000

"Nucleon instability and (B-L) non-conservation" (PDF document)
by Yu. Kamyshkov, from Proceedings of AIP Workshop on "Next Generation Nucleon Decay
and Neutrino Detector", Stony Brook, 23-25 September, 1999

"Neutron-antineutron transitions and (B-L) non-conservation" (PDF document)
Yu. Kamyshkov, in "Comments on Modern Physics", 2: A249-A260, 2002


NNbar Workshops

International Workshop On Future Prospects Of Baryon Instability Search
in p-Decay And n-anti-n Oscillation Experiments
,
28-30 Mar 1996, Oak Ridge, Tennessee


International Workshop on Neutron-Antineutron Transition Search with Ultracold Neutrons,
13-14 September 2002, at IUCF, Bloomington, IN, USA.     all talks

International Conference on Ultra Cold and Cold Neutron Physics and Sources
St.Petersburg, Russia, 16-21 June 2003, section Neutron-Antineutron oscillation:


DUSEL and Homestake Papers and Talks:

January 27, 2006: Letter of Interest to Homestake/DUSEL
"Search for Neutron-Antineutron Transition at Homestake DUSEL"    doc    pdf

LOI #7 Presentation to PAC Homestake February 10, 2006               ppt    pdf
at Homestake DUSEL workshop Feb 9-11, 2006 at Lead,SD

Talk February 9, 2006 at Homestake DUSEL workshop
Feb 9-11, 2006 at Lead,SD                                                                ppt

NEW!  Homestake Program Advisory Committee Report                   link

DUSEL and Henderson Links and Talk:

Science and Engineering at Henderson DUSEL Capstone
Workshop Stony Brook University, Stony Brook, New York
May 4 - 7, 2006                                                                                                            link

NEW! N-Nbar presentation at Stony Brook Workshop
 May 5, 2006                                                                                     ppt

Other DUSEL related talks:

DUSEL Workshop @ University of Colorado, January 4-7, 2005       ppt
Search for Neutron-Antineutron transition at DUSEL, Yu. Kamyshkov

One-page motivation for n-nbar search at DUSEL (January 2005)       pdf

Letter of Interest, Search for Neutron-Antineutron Transition                doc
at Sudbury, submitted March 15, 2005

"Search for N-Nbar Transitions in Underground Laboratory"                ppt
Yu. Kamyshkov, talk at Workshop on Exploring the Physics
Frontier at the Deep Underground Laboratories
June 24, 2005, INT, University of Washington, Seattle

Other Recent Talks and Materials:

"A Very Cold Neutron Source,VCNS", Presentation to the University of Chicago
Review Committee for IPNS, 9 March, 2005, Preliminary Studies of an Accelerator
Driven Spallation Source of Very Cold Neutron Beams
J. M. Carpenter, R. L. Kustom, G. J. McMichael, and B. J. Micklich

"Neutron-Antineutron Transition Search theoretical situation and experimental prospects"
June 26, 2003, Yu. Kamyshkov, Seminar at FLNP/JINR/Dubna

"CPT test in Neutron-Antineutron transitions" , Yuri Kamyshkov
University of Tennessee and UT Neutron Science Consortium
III CPT'04 meeting, Indiana University August 4-7, 2004

"Search for n-nbar transitions",  Yu. Kamyshkov
3-rd BNL/UCLA Workshop on Multipurpose Detectors for
Nucleon Decay and VLBL Neutrino Physics
February 28-March 1, 2005 @ UCLA

"Searches for Baryon Number Violation",  Yu. Kamyshkov
SLAC Experimental Seminar, Tuesday, May 17, 2005

"Baryon Number Violating Processes and Proton Driver", Yu. Kamyshkov
Fermilab Wine and Cheese Seminar, Friday, June 3, 2005

"Search for Neutron to Antineutron Oscillations", Yu. Kamyshkov
Workshop on “Theoretical Problems in Fundamental Neutron Physics”
Columbia, SC  October 14-15, 2005

Letters:

Letter to  Fred  Gilman   (PDF document)
from September 8, 2000 in support of  new reactor experiment for neutron-antineutron transition search.

Letter to the   NRC's Committee of Mike Turner on the Physics of the Universe (CPU), March 26, 2001 

Message to Janet Conrad (member of HEPAP subpanel) on N-nbar experiment, August 8, 2001


Documents:

From NSAC Long Range Plan Home Page:
DNP Town Meeting White Paper (November 2000)
"Astrophysics, Neutrinos and Symmetries"
N-nbar is mentiond on pages 41-42.

"The Science Ahead, The Way to Discovery" The High-Energy  Physics Advisory Panel
long range plan  for U.S. high-energy  physics in the 21st century - Report  of Subpanel
for Long Range Planning fir U.S. High-Energy Physics (approved by HEPAP, January 28, 2002)
See section 2.2.5 "Unification Scale Physics", page 15 or  Section A5 on page 57

Homestake Program Advisory Committee Report, May 12, 2006Local Copy


N-Nbar Talks:

Presentation to HEPAP sub-panel: at SLAC May 23, 2001
"Reactor Search for Neutron-Antineutron Transitions", Yu. Kamyshkov.

Presentation  to NRC Committee chaired by Mike Turner on the
Physics of the Universe (CPU) at Snowmass, July 13, 2001
Yu. Kamyshkov, "Neutron-Antineutron Search".

Talk at NNN'2002 Workshop January 16-18, 2002 at CERN "Neutron-Antineutron Oscillations" 


Snowmass Talks: in P3 working group "Scales beyond 1 TeV"

 
"Neutron-Antineutron Oscillation and Proton Decay"
P3 Group Plenary Session July 14, 2001

Agenda of this session is here (PDF format)

Yu. Kamyshkov (UT),  "Neutron-Antineutron Transition Search" (Introduction and Overview)

R. Mohapatra (UM), "N-Nbar in Unification Models": based on  hep-ph/0108089

Yu. Kamyshkov (UT),  "New Proposal to Search for Neutron-Antineutron Transitions at HFIR/ORNL Reactor"

Seth Hoedl (Princeton University), "A Search for N-Nbar Oscillations with UCN"

P3 Subgroup Summaries:

Yu. Kamyshkov (UT), "Few points on n-nbar. Alternative search for Baryon Instability",
P3 subgroup meeting at Snowmass on July 18, 2001

Greg Landsberg (Brown U.) Summary report of P3 group   at the general Snowmass
Plenary session on July 19, 2001


More letters:
In April 2001 L.B.Okun (ITEP/Moscow) has visited ORNL and had a discussion with
Lee Riedinger and Jim Roberto on the possibility of n-nbar experiment at ORNL.  
Here is a memo
of Lee Riedinger from April 18, 2001 in effect of this visit.

Letter to Lee Riedinger
from January 28, 2002 in follow up of HEPAP subpanel report

Draft Memo of expected reply from ORNL. March 18, 2002.


Letter of Intent 1996:

Old Letter of Intent submitted to ORNL in November 1996 (MS WORD document) 
There was no response from ORNL to this Letter.



N-Nbar with Ultra Cold  Neutrons?

Sensitivity of N-Nbar search with UCN
(Yu. Kamyshkov from the results of Indiana 2002 Workshop)

Seth Hoedl (Princeton University), "A Search for N-Nbar Oscillations with UCN"  
(Talk at P3 working group plenary session at Snowmass July 14, 2001)

SUNS-Spallation Ultra Cold Neutron Source at PSI
Technical Review of SUNS, Large PDF Document November 2000

"An ultracold neutron facility at PSI"
 small paper
(K.Kirch for the UCN collaboration) July 20, 2001

A. Serebrov (PNPI/Gatchina) talk at PSI UCN seminar, November 15, 2001
"A possibility for a n-nbar oscillation experiment at PSI SUNS"

Yu. Kamyshkov, A. Serebrov, M. Daum, A. Fomin
Some transparencies (in MS Word.doc format) from the discussion
of n-nbar experiment with UCN at SUNS
SUNS Mini-Workshop, December 3 and 4, 2001 at PSI

A. Serebrov's  Proposal  ( 1 , 2 , 3 )for UCN Factory at  ESS



Updated February 18, 2006  by Y.K.
Please send comments/questions to Yuri Kamyshkov .