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We experimentally demonstrate the first remote state preparation of arbitrary single-qubit states, encoded in the polarization of photons generated by spontaneous parametric downconversion. Utilizing degenerate and nondegenerate wavelength…

Quantum Physics · Physics 2007-05-23 Nicholas A. Peters , Julio T. Barreiro , Michael E. Goggin , Tzu-Chieh Wei , Paul G. Kwiat

Remote state preparation (RSP) is the act of preparing a quantum state at a remote location without actually transmitting the state itself. Using at most two classical bits and a single shared maximally entangled state, one can in theory…

We present a scheme in which any pure qubit $|\phi=\cos{\theta}|0+\sin{\theta}e^{i\varp hi}|1$ could be remotely prepared by using minimum classical bits and the previously shared non-maximally entangled states, on condition that the…

Quantum Physics · Physics 2007-05-23 Lin Chen , Yi-Xin Chen

We propose a deterministic remote state preparation (RSP) scheme for preparing an arbitrary (including pure and mixed) qubit, where a partially entangled state and finite classical communication are used. To our knowledge, our scheme is the…

Quantum Physics · Physics 2016-05-02 Congyi Hua , Yi-Xin Chen

In this short note, we propose a scheme, in which two instances of an equatorial state (or a polar state) can be remotely prepared in one-shot operation to different receivers with prior entanglement and 1 bit of broadcasting. The trade-off…

Quantum Physics · Physics 2010-04-05 Yafei Yu , Jian Feng , Mingsheng Zhan

Quantum teleportation faces increasingly demanding requirements for transmitting large or even entangled systems. However, knowledge of the state to be transmitted eases its reconstruction, resulting in a protocol known as remote state…

Quantum Physics · Physics 2010-09-29 Julio T. Barreiro , Tzu-Chieh Wei , Paul G. Kwiat

A scheme for the deterministic joint remote preparation of a four- qubit cluster-type state using only two Greenberger-Horne-Zeilinger (GHZ) states as quantum channels is presented. In this scheme, the first sender per- forms a two-qubit…

Quantum Physics · Physics 2016-10-04 Hai-bin Wang , Xiao-Yan Zhou , Xing-xing An , Meng-Meng Cui , De-sheng Fu

Known quantum pure states of a qudit can be remotely prepared onto a group of particles of qubits exactly or probabilistically with the aid of two-level Einstein-Podolsky-Rosen states. We present a protocol for such kind of remote state…

Quantum Physics · Physics 2009-11-13 Chang-shui Yu , He-shan Song , Yahong Wang

In this paper, we have reinvestigated probabilistic quantum communication protocols and developed a nontraditional remote state preparation protocol that allows for deterministically transferring information encoded in quantum states using…

Quantum Physics · Physics 2023-05-24 Xuanxuan Xin , Yongxing Li , Shiwen He , Chong Li

Herein, we present a feasible, general protocol for quantum communication within a network via generalized remote preparation of an arbitrary $m$-qubit entangled state designed with genuine tripartite Greenberger--Horne--Zeilinger-type…

Quantum Physics · Physics 2015-06-24 Dong Wang , Ross D. Hoehn , Liu Ye , Sabre Kais

We propose two controlled remote state preparation protocols via partially entangled channels. One prepares a single-qubit state and the other prepares a two-qubit state. Different from other controlled remote state preparation schemes…

Quantum Physics · Physics 2014-12-31 Chun Wang , Zhi Zeng , Xi-Han Li

We implement experimentally a deterministic method to prepare and measure so called single-photon two-qubit entangled states or single-photon Bell-states, in which the polarization and the spatial modes of a single-photon each represent a…

Quantum Physics · Physics 2009-11-10 Yoon-Ho Kim

We demonstrate an experimental realization of remote state preparation via the quantum teleportation algorithm, using an entangled photon pair in the polarization degree of freedom as the quantum resource. The input state is encoded on the…

Quantum Physics · Physics 2015-06-17 Laura T. Knoll , Christian T. Schmiegelow , Miguel A. Larotonda

In this paper, we reinvestigate remote state preparation by using the prepared non-maximally entangled channel. An innovative remote state preparation protocol is developed for deterministically preparing information encoded in quantum…

Quantum Physics · Physics 2023-05-11 Xuanxuan Xin , Shiwen He , Yongxing Li , Chong Li

Ideal deterministic quantum communication tasks require maximally entangled channels. The reality is that the maximally entangled channel is inevitably degraded to a non-maximally entangled one because of various decoherence mechanisms,…

Quantum Physics · Physics 2023-05-17 Xuanxuan Xin , Shiwen He , Yongxing Li , Chong Li

We propose a scheme for preparing arbitrary two photons polarization entangled mixed states via controlled location decoherence. The scheme uses only linear optical devices and single-mode optical fibers, and may be feasible in experiment…

Quantum Physics · Physics 2009-11-07 Chuanwei Zhang

We present a scheme of remote preparation of the two-particle state by using two Einstein-Podolsky-Rosen pairs or two partial entangled two-particle states as the quantum channel. The probability of the successful remote state preparation…

Quantum Physics · Physics 2009-03-10 Yan Feng-Li , Zhang Guo-Hua

We present a scheme for optimal joint remote state preparation of two-qubit equatorial states. Our protocol improves on a previous scheme (B. S. Choudhury and A. Dhara 2015 Quantum Inf. Process. 14 373) that had a success probability of…

Quantum Physics · Physics 2015-08-13 Xihan Li , Shohini Ghose

We consider a scenario of remote state preparation (RSP) of qubits in the context of sequential network scenario. A single copy of an entangled state is shared between Alice on one side, and several Bobs on the other, who sequentially…

Quantum Physics · Physics 2024-02-22 Shounak Datta , Shiladitya Mal , Arun K. Pati , A. S. Majumdar

In large quantum systems multipartite entanglement can be found in many inequivalent classes under local operations and classical communication. Preparing states of arbitrary size in different classes is important for performing a wide…

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