Deuterium

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Deuterium, an UCI compatible chess engine by Ferdinand Mosca, initially based on TSCP or Tom's Simple Chess Program by Tom Kerrigan. With version 14.2.33.276, released in June 2014, the former Chess Engine Communication Protocol compliance was superseded by UCI.

=Features=

Board Representation

 * 8x8 Board
 * Piece-Lists

Search

 * Iterative Deepening
 * Aspiration Windows
 * Fail-Soft
 * NegaScout
 * Transposition Table
 * Selectivity
 * Null Move Pruning
 * Move History/Statistics Pruning
 * Futility Pruning
 * Late Move Reductions
 * Razoring
 * Move Ordering
 * Static Exchange Evaluation
 * Killer Heuristic
 * History Heuristic
 * Countermove Heuristic

Evaluation

 * Material
 * Evaluation Hash Table
 * Piece-Square Tables
 * Pawn Structure
 * Pawn Hash Table
 * Outposts
 * Mobility
 * King Safety
 * Automated Tuning

Misc

 * PolyGlot Opening Book
 * 6-men Scorpio Bitbases

=Tournament Play= Deuterium participated at most ACCA World Computer Rapid Chess Championships, first in 2007, as well as most recent CCT Tournaments since CCT11. Over the board, Deuterium became third at the CCC 2009 4th Chess Computer Cup in Carugate, Italy, where it also played the 1st Italian Open Chess Software Cup in 2010.

=Selected Games= CCT14, round 5, Deuterium - Pandix [Event "CCT14"] [Site "Internet Chess Club"] [Date "2012.02.26"] [Round "5"] [White "Deuterium"] [Black "Pandix"] [Result "1/2-1/2"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 Be7 5.Bg5 O-O 6.e3 h6 7.Bh4 b6 8.Be2 Bb7 9.Bxf6 Bxf6 10.cxd5 exd5 11.b4 c6 12.O-O Qd6 13.a3 Be7 14.Bd3 a5 15.b5 c5 16.e4 Nd7 17.Re1 cxd4 18.Nxd4 Bf6 19.Nf5 Qe5 20.Nxd5 Qxa1 21.Nxh6+ Kh8 22.Nxf7+ Kg8 23.Nh6+ Kh8 24.Nf7+ Kg8 25.Nh6+ Kh8 26.Nf7+ 1/2-1/2

=Forum Posts=

2009

 * Deuterium by Swaminathan Natarajan, CCC, December 21, 2009 » Strategic Test Suite
 * Re: Deuterium by Ferdinand Mosca, CCC, December 23, 2009

2010 ...

 * WCRCC 2010 - Deuterium Games by Ferdinand Mosca, CCC, July 17, 2010 » WCRCC 2010
 * Deuterium v10.01.27.213 Released by Ferdinand Mosca, CCC, November 15, 2010
 * Deuterium v11.01.28.159 released by Ferdinand Mosca, CCC, April 06, 2011
 * 2011 Fifth Annual ACCA WCRCC: Deuterium games by Ferdinand Mosca, CCC, July 24, 2011 » WCRCC 2011
 * Deuterium update and other engines by Ferdinand Mosca, CCC, December 14, 2011
 * Deuterium v13.1.31.113 released by Ferdinand Mosca, CCC, August 10, 2013
 * Deuterium v14.2.33.276 released by Ferdinand Mosca, CCC, June 21, 2014

2015 ...

 * Nirvanachess, Deuterium and EXchess are on the way! by Frank Quisinsky, CCC, January 27, 2015
 * Deuterium 2018 released by Ferdinand Mosca, CCC, May 27, 2018
 * Deuterium v2019.1 released by Ferdinand Mosca, CCC, January 25, 2019
 * Deuterium released by Ferdinand Mosca, CCC, September 21, 2019

2020 ...

 * Yet another parameter tuner using optuna framework by Ferdinand Mosca, CCC, September 14, 2020 » Automated Tuning

=External Links=

Chess Engine

 * Deuterium Chess
 * Deuterium Homepage
 * GitHub - fsmosca/Optuna-Game-Parameter-Tuner: A game search and evaluation parameter tuner using optuna framework » Automated Tuning
 * Deuterium in CCRL 40/15

Misc

 * Deuterium (heavy hydrogen) from Wikipedia

=References= Up one Level