Tadao Nakamura

[55] viXra:2512.0113 submitted on 2025-12-24 21:22:47 , (79 unique-IP downloads)

An Experimentally Appearing Inconsistency with Hidden Variable Theories in Quantum Optical Phenomena

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[54] viXra:2509.0082 submitted on 2025-09-14 15:34:28 , (154 unique-IP downloads)

An Experimental Accessible Inconsistency Within Hidden-Variable Theories for Quantum Optical Phenomena

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[53] viXra:2507.0169 submitted on 2025-07-22 23:38:31 , (153 unique-IP downloads)

No-Hidden-Variable Theorem Based on a Single Projection Operator

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[52] viXra:2406.0141 replaced on 2025-05-29 20:48:15 , (212 unique-IP downloads)

About the Root-Finding Problem with Applications

Authors: Koji Nagata, Do Ngoc Diep, Tadao Nakamura
Category: Quantum Physics

[51] viXra:2311.0077 replaced on 2025-05-29 20:47:27 , (287 unique-IP downloads)

Physically Reinterpreted Effect in Symmetric Measurements in Quantum Optics

Authors: Koji Nagata, Do Ngoc Diep, Tadao Nakamura
Category: Quantum Physics

[50] viXra:2309.0134 replaced on 2025-05-29 20:45:40 , (311 unique-IP downloads)

How the Effect of the Uncertainty Principle Might be in Simultaneous Measurements

Authors: Koji Nagata, Do Ngoc Diep, Tadao Nakamura
Category: Quantum Physics

[49] viXra:2306.0149 submitted on 2023-06-25 16:11:21 , (151 unique-IP downloads)

Some Way to Make Memory in Quantum Computing

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[48] viXra:2212.0172 replaced on 2023-07-21 13:41:51 , (332 unique-IP downloads)

Schr"odinger-Robertson Uncertainty Relation Which Depends on the Quantum Phase Transition

Authors: Koji Nagata, Do Ngoc Diep, Tadao Nakamura
Category: Quantum Physics

[47] viXra:2212.0154 replaced on 2024-02-12 23:11:43 , (239 unique-IP downloads)

Mathematical Digital Quantum Computation by Means of Much More Logical Skills

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[46] viXra:2211.0083 replaced on 2023-07-21 13:08:24 , (287 unique-IP downloads)

How Quantum Mechanics Might be When Measuring Commuting Observables

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[45] viXra:2210.0129 replaced on 2024-10-11 16:26:36 , (224 unique-IP downloads)

The Truth Values of Experiments Depend on Measurements

Authors: Koji Nagata, Do Ngoc Diep, Tadao Nakamura
Category: Quantum Physics

[44] viXra:2205.0125 replaced on 2022-11-02 01:01:53 , (369 unique-IP downloads)

Two Symmetric Measurements May Cause an Unforeseen Effect

Authors: Koji Nagata, Do Ngoc Diep, Tadao Nakamura
Category: Quantum Physics

[43] viXra:2111.0018 submitted on 2021-11-03 10:05:04, (208 unique-IP downloads)

Computational Complexity in Quantum Computing

Authors: Koji Nagata, Do Ngoc Diep, Tadao Nakamura
Category: Quantum Physics

[42] viXra:2001.0062 submitted on 2020-01-05 07:58:42, (163 unique-IP downloads)

Quantum Cryptography Through Some Algorithm for Quantum Computers

Authors: Koji Nagata, Do Ngoc Diep, Tadao Nakamura
Category: Quantum Physics

[41] viXra:1903.0482 replaced on 2019-10-08 03:14:19, (533 unique-IP downloads)

Ultimate Algorithm for Quantum Computers

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[40] viXra:1903.0462 submitted on 2019-03-27 02:55:55, (215 unique-IP downloads)

No-Cloning Theorem, Kochen-Specker Theorem, and Quantum Measurement Theories

Authors: Koji Nagata, Tadao Nakamura, Ahmed Farouk, Do Ngoc Diep
Category: Quantum Physics

[39] viXra:1809.0553 submitted on 2018-09-27 08:18:00, (417 unique-IP downloads)

Generalization of the Bernstein-Vazirani Algorithm Beyond Qubit Systems

Authors: Koji Nagata, Tadao Nakamura, Shahrokh Heidari, Ahmed Farouk, Do Ngoc Diep
Category: Quantum Physics

[38] viXra:1809.0552 submitted on 2018-09-27 08:25:28, (201 unique-IP downloads)

The no-Cloning Theorem Based on a Statistical Model

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[37] viXra:1803.0125 submitted on 2018-03-09 08:22:53, (213 unique-IP downloads)

The Generalized Bernstein-Vazirani Algorithm for Determining an Integer String

Authors: Koji Nagata, Tadao Nakamura, Han Geurdes, Josep Batle, Ahmed Farouk, Do Ngoc Diep
Category: Quantum Physics

[36] viXra:1802.0126 replaced on 2018-02-12 23:41:44, (382 unique-IP downloads)

A Note on the Possibility of Icomplete Theory

Authors: Han Geurdes, Koji Nagata, Tadao Nakamura, Ahmed Farouk
Category: Functions and Analysis

[35] viXra:1709.0018 submitted on 2017-09-01 14:19:28, (252 unique-IP downloads)

Quantum Algorithm Determining a Homogeneous Linear Function

Authors: Koji Nagata, Tadao Nakamura, Han Geurdes, Josep Batle, Soliman Abdalla, Ahmed Farouk, Do Ngoc Diep
Category: Quantum Physics

[34] viXra:1707.0018 submitted on 2017-07-02 06:30:15, (344 unique-IP downloads)

Quantum Cryptography Based on the Deutsch-Jozsa Algorithm

Authors: Koji Nagata, Tadao Nakamura, Ahmed Farouk
Category: Quantum Physics

[33] viXra:1705.0322 submitted on 2017-05-21 18:45:35, (192 unique-IP downloads)

A New Quantum Algorithm in Case of a Special Function (New Version)

Authors: Koji Nagata, Tadao Nakamura, Han Geurdes, Ahmed Farouk, Josep Batle, Soliman Abdalla, Germano Resconi
Category: Quantum Physics

[32] viXra:1704.0016 submitted on 2017-04-03 01:19:04, (245 unique-IP downloads)

Quantum Cryptography, Quantum Communication, and Quantum Computer in a Noisy Environment

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[31] viXra:1704.0015 submitted on 2017-04-03 01:45:44, (203 unique-IP downloads)

A Method of Computing Many Functions Simultaneously by Using Many Parallel Quantum Systems

Authors: Koji Nagata, Germano Resconi, Tadao Nakamura, Josep Batle, Soliman Abdalla, Ahmed Farouk, Han Geurdes
Category: Quantum Physics

[30] viXra:1703.0208 replaced on 2017-05-20 00:44:13, (551 unique-IP downloads)

Quantum Algorithms Are Determining the Property of a Certain Function

Authors: Koji Nagata, Tadao Nakamura, Han Geurdes, Ahmed Farouk, Josep Batle, Soliman Abdalla
Category: Quantum Physics

[29] viXra:1703.0185 submitted on 2017-03-19 08:50:24, (202 unique-IP downloads)

The Kochen-Specker Theorem with Two Results of Finite-Precision Measurements

Authors: Koji Nagata, Tadao Nakamura, Ahmed Farouk
Category: Quantum Physics

[28] viXra:1608.0069 submitted on 2016-08-07 06:56:35, (355 unique-IP downloads)

Generalization of the Bernstein-Vazirani Algorithm

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[27] viXra:1606.0085 submitted on 2016-06-09 12:31:59, (177 unique-IP downloads)

New Method to Get the Kochen-Specker Theorem

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[26] viXra:1606.0079 submitted on 2016-06-09 04:02:07, (202 unique-IP downloads)

Information and Conditional Probability to go Beyond Hidden Variables

Authors: Koji Nagata, Germano Resconi, Tadao Nakamura, Han Geurdes
Category: Quantum Physics

[25] viXra:1606.0062 replaced on 2016-06-07 10:22:20, (260 unique-IP downloads)

Does a Classical Probability Space for Two-Dimensional Quantum Measurement Theory Exist?

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[24] viXra:1606.0045 replaced on 2016-06-04 11:14:06, (274 unique-IP downloads)

Kochen-Specker Theorem in Almost All the Two-Dimensional States

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[23] viXra:1605.0002 submitted on 2016-05-01 03:20:17, (191 unique-IP downloads)

Kochen-Specker Theorem as a Precondition for Quantum Computing

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[22] viXra:1604.0309 submitted on 2016-04-23 03:51:49, (209 unique-IP downloads)

Measurement Theory Based on the Truth Values Provides the Maximum Violation of the Bell-Mermin Inequality

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[21] viXra:1603.0372 submitted on 2016-03-27 09:42:55, (177 unique-IP downloads)

An Additional Constraint on Local Realism with Mixture of Ten-Particle Greenberger-Horne-Zeilinger State Implied by Rotational Invariance

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[20] viXra:1603.0360 replaced on 2016-07-01 09:11:49, (305 unique-IP downloads)

Quantum Computing, Quantum Key Distribution, and Quantum Communication

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[19] viXra:1511.0179 submitted on 2015-11-19 23:23:59, (187 unique-IP downloads)

New Tests of Multipartite Entanglement in Bell-Type Experiments

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[18] viXra:1511.0178 submitted on 2015-11-19 23:28:52, (200 unique-IP downloads)

Measurement Theory in Deutsch's Algorithm Based on the Truth Values

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[17] viXra:1509.0139 submitted on 2015-09-16 08:17:25, (248 unique-IP downloads)

On the Bell-Kochen-Specker Paradox

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[16] viXra:1507.0163 submitted on 2015-07-21 10:51:52, (250 unique-IP downloads)

Analysis of Bell-Type Experiments and Its Local Realism

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[15] viXra:1506.0187 submitted on 2015-06-26 08:39:20, (192 unique-IP downloads)

Does a Single Spin-1/2 Pure Quantum State Have a Counterpart in Physical Reality? (Accepted Version)

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[14] viXra:1506.0149 submitted on 2015-06-19 09:51:03, (259 unique-IP downloads)

Theoretical Study of the no-Cloning Theorem

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[13] viXra:1504.0147 replaced on 2015-08-25 09:28:16, (266 unique-IP downloads)

Can Hidden Variables Theories Meet Quantum Computation?

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[12] viXra:1503.0019 replaced on 2015-08-14 00:11:03, (361 unique-IP downloads)

The Deutsch-Jozsa Algorithm Can be Used for Quantum Key Distribution

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[11] viXra:1501.0157 replaced on 2015-08-12 01:47:48, (469 unique-IP downloads)

Violation of Heisenberg's Uncertainty Principle

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[10] viXra:1403.0925 replaced on 2015-08-25 09:09:31, (508 unique-IP downloads)

Do the Two Operations Addition and Multiplication Commute with Each Other?

Authors: Koji Nagata, Tadao Nakamura
Category: Mathematical Physics

[9] viXra:1403.0924 submitted on 2014-03-24 08:59:31, (279 unique-IP downloads)

Stern-Gerlach Experiment, Quantum Phase Factor, and Hidden-Variables Theories

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[8] viXra:1403.0741 replaced on 2015-07-21 10:58:36, (456 unique-IP downloads)

Von Neumann's Theory, Projective Measurement, and Quantum Computation

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[7] viXra:1309.0083 replaced on 2014-03-24 09:05:18, (350 unique-IP downloads)

Reply to ``Comments on `There is No Axiomatic System for the Quantum Theory'''

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[6] viXra:1307.0120 submitted on 2013-07-23 12:27:27, (195 unique-IP downloads)

An Additional Condition for Bell Experiments for Accepting Local Realistic Theories

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[5] viXra:1307.0118 submitted on 2013-07-23 10:38:23, (187 unique-IP downloads)

Quantum Measurement Theory for an Implementation of Deutsch's Algorithm

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[4] viXra:1307.0117 submitted on 2013-07-23 10:51:56, (187 unique-IP downloads)

Does a Single Spin-1/2 Pure Quantum State Have a Counterpart in Physical Reality?

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[3] viXra:1307.0116 replaced on 2015-08-25 09:22:28, (291 unique-IP downloads)

Can Von Neumann's Theory Meet Quantum Computation?

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[2] viXra:1307.0115 submitted on 2013-07-23 11:32:40, (182 unique-IP downloads)

Quantum Measurement Theory Improves the no-Cloning Theorem

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics

[1] viXra:1307.0112 replaced on 2015-08-25 09:16:32, (295 unique-IP downloads)

Whether the CPT Symmetry Can be Almighty Even in a Photon

Authors: Koji Nagata, Tadao Nakamura
Category: Quantum Physics