作者: Limited 時(shí)間: 2025-3-21 22:03
Proposed Experimental Demonstration of Negativity,ead to non-zero negativities, but no such considerations were given to the gedanken experiments presented in the previous sections. Hence, the negativity of those example channels cannot be a product of such experimental error.作者: 光明正大 時(shí)間: 2025-3-22 00:54 作者: Radiation 時(shí)間: 2025-3-22 05:53
Tomography, several different things, including quantum state tomography, quantum process tomography, and quantum measurement tomography. In each case, the object being modeled is different, but the basic idea is the same.作者: fatty-streak 時(shí)間: 2025-3-22 09:55
Negative Qubit Channel Examples with Multi-Qubit Baths,scribed in the previous section. The entire system might be cooled to the ground state |0〉 〈0| except for two qubits that somehow manage to remain maximally entangled. Preparation of the reduced system in the “preparation by measurement” manner described in the previous section could then result in this sharp operation.作者: 密切關(guān)系 時(shí)間: 2025-3-22 13:52 作者: Pde5-Inhibitors 時(shí)間: 2025-3-22 18:09
1945-9726 mpletely positive. The flat and sharp operators are introduced and explained. Complete positivity is presented as a mathematical property, but it is argued that complete positivity is not a physical requirement of all quantum operations. Negativity, a measure of the lack of complete positivity, is p作者: 富饒 時(shí)間: 2025-3-22 23:17
Complete Positivity,tor sum. We will briefly discuss the claim that complete positivity is a physical requirement of nature, and we will point out some problems with this viewpoint. This chapter will conclude with the introduction of the negativity, which will be our primary tool for identifying negative channels.作者: 鴿子 時(shí)間: 2025-3-23 01:55 作者: 孤僻 時(shí)間: 2025-3-23 05:41 作者: 偏見 時(shí)間: 2025-3-23 12:56 作者: Cubicle 時(shí)間: 2025-3-23 14:26 作者: Horizon 時(shí)間: 2025-3-23 19:02
Negative Quantum Channels978-3-031-02517-4Series ISSN 1945-9726 Series E-ISSN 1945-9734 作者: humectant 時(shí)間: 2025-3-24 01:07 作者: 吸引力 時(shí)間: 2025-3-24 05:37
Measures of Complete Positivity,simple conditions. If the composite dynamics are described by “l(fā)ocal unitaries” or if the initial composite state has “zero discord,” then completely positive dynamics are guaranteed. These proofs are shown below. Other cases require directly testing the system for complete positivity.作者: 消散 時(shí)間: 2025-3-24 07:02 作者: Incorporate 時(shí)間: 2025-3-24 10:51
Physical Motivations for Sharp Operations, some point in time, and preparing the reduced system will only leave the bath completely unaffected if the reduced system is isolated. In such cases, there is no need to discuss baths, complete positivity, or sharp operations.作者: 玩笑 時(shí)間: 2025-3-24 14:55
Introduction and Definition of Terms, These are some of the commonly used notations for this work. Most of the non-standard notation is introduced and explained in dedicated sections of this chapter, but this table is a quick reference for the sets and spaces used throughout.作者: opalescence 時(shí)間: 2025-3-24 21:15 作者: monochromatic 時(shí)間: 2025-3-25 01:15
Uses for Negative Channels,So far, one of the most important questions about negativity has been completely ignored in this work. Is negativity useful? This section will focus on that question.作者: Gnrh670 時(shí)間: 2025-3-25 06:22 作者: 是剝皮 時(shí)間: 2025-3-25 08:57
1945-9726 bit Channel Examples with Multi-Qubit Baths / Proposed Experimental Demonstration of Negativity / Implications of Negative Channels / Uses for Negative Channels / Conclusions / Bibliography / Author‘s Biography978-3-031-01389-8978-3-031-02517-4Series ISSN 1945-9726 Series E-ISSN 1945-9734 作者: 急性 時(shí)間: 2025-3-25 14:39
James M. McCrackenoncludes with informed policy recommendations for social institutions such as educational establishments and the criminal justice system on how to work with emerging adults.?.978-3-030-10263-0978-3-319-72766-0作者: 不開心 時(shí)間: 2025-3-25 17:11 作者: Arable 時(shí)間: 2025-3-25 20:04
James M. McCracken beaked whales and arctic narwhals, the unicorns of the sea. Mandibular tusks in beaked whales are unusual because they erupt only in males, erupt only at sexual maturity, and protrude outside the mouth rather than projecting into the oral cavity. In beaked whales, the tusk-like dentition seems to h作者: 有惡臭 時(shí)間: 2025-3-26 01:09 作者: Suggestions 時(shí)間: 2025-3-26 08:12
James M. McCrackenresearch has emerged in the last decade on how to develop effective preventive education aimed at reducing violence against women. Research on effective sexuality programs suggests possibilities for improving the educational experiences of young people and contributing to more ethical and respectful作者: GRATE 時(shí)間: 2025-3-26 10:40
James M. McCrackenhaping my commitment to including a formal evaluation of the Sex & Ethics Program from its inception. This chapter begins with a short reflection on the original research findings published in 2009 (Carmody 2009a). The primary focus of the chapter, however, is on program development and outcome eval作者: Acetabulum 時(shí)間: 2025-3-26 15:22
James M. McCrackenhaping my commitment to including a formal evaluation of the Sex & Ethics Program from its inception. This chapter begins with a short reflection on the original research findings published in 2009 (Carmody 2009a). The primary focus of the chapter, however, is on program development and outcome eval作者: 食道 時(shí)間: 2025-3-26 17:47 作者: anesthesia 時(shí)間: 2025-3-27 00:06 作者: 迅速成長(zhǎng) 時(shí)間: 2025-3-27 04:04
James M. McCrackenassified as cases of ‘uncertain’ or ‘mistaken’ sex, was soon referred to the Institute for Sexual Research, led by eminent German sexologist Magnus Hirschfeld.. Having been examined by several of Hirschfeld’s colleagues, including Iwan Bloch, Baer was diagnosed as a male pseudohermaphrodite, to draw作者: 寡頭政治 時(shí)間: 2025-3-27 07:32
James M. McCrackenation of that era’s anachronistic resonance with the film’s 1980s, . offers a theory of queer temporality .. But while queer and LGBT communities have always been concerned — albeit in different voices — with questions of history, only recently have queer scholars shown a sustained engagement not me作者: 蚊子 時(shí)間: 2025-3-27 10:40 作者: 不要嚴(yán)酷 時(shí)間: 2025-3-27 14:00
James M. McCrackentime. Or there is one general substance in extended space, and time measures the movement from any one point to another. Time is the series of equivalent ‘nows’ and man, no longer analogous to (or a lesser form of) a God who sees the reason of the world, charts movements from a point of view that is作者: Commemorate 時(shí)間: 2025-3-27 19:04
James M. McCrackenrior history in this respect (Evans 2011; Childs 2008). Even so, Cameron had had five years in which to refashion his private and parliamentary leadership teams (Bale 2010), and to mould his parliamentary party by the time of the 2010 general election. Hence, if the Conservatives under Cameron did i作者: 圣人 時(shí)間: 2025-3-28 00:42 作者: 子女 時(shí)間: 2025-3-28 04:28
James M. McCrackenikation ankommt. Auf der Basis aktueller Wissenschaft und medialer Bewegungen wie #MeToo verteidigt H?nel ihre Ansichten gegen die wichtigsten Einw?nde und argumentiert f978-3-476-05775-4978-3-476-05776-1Series ISSN 2524-468X Series E-ISSN 2524-4698 作者: Flat-Feet 時(shí)間: 2025-3-28 08:32 作者: Adrenaline 時(shí)間: 2025-3-28 12:12 作者: arabesque 時(shí)間: 2025-3-28 16:20
Complete Positivity,shown that reduced dynamics can always be written as a sum of operators, but only completely positive reduced dynamics can be written as a Kraus operator sum. We will briefly discuss the claim that complete positivity is a physical requirement of nature, and we will point out some problems with this作者: lattice 時(shí)間: 2025-3-28 19:36
Physical Motivation of Complete Positivity,. As always, rigorous experiments are required to test the complete positivity assumption of quantum operations, but as far as we are aware, no such experiments have yet been conducted.. Until such experiments are performed, we are left with a mathematical theory that seems to allow negative channel作者: Antioxidant 時(shí)間: 2025-3-29 01:41
Measures of Complete Positivity,simple conditions. If the composite dynamics are described by “l(fā)ocal unitaries” or if the initial composite state has “zero discord,” then completely positive dynamics are guaranteed. These proofs are shown below. Other cases require directly testing the system for complete positivity.作者: Erythropoietin 時(shí)間: 2025-3-29 05:23
Negative Climates with Diagonal Composite Dynamics,mate describes a two qubit composite system undergoing diagonal unitary composite dynamics with a sharp operation that prepares the bath in some unitary rotation of the reduced system. The composite dynamics may not be in local unitary form, and the sharp operation does not lead to completely positi作者: 種子 時(shí)間: 2025-3-29 11:12 作者: Dealing 時(shí)間: 2025-3-29 12:03 作者: lobster 時(shí)間: 2025-3-29 18:15 作者: Interdict 時(shí)間: 2025-3-29 20:14 作者: Exposure 時(shí)間: 2025-3-30 00:04 作者: Inflated 時(shí)間: 2025-3-30 07:17
Conclusions,ed to better understand how modern quantum information theory concepts can be implemented and tested in the lab. A complete theory of quantum information must necessarily include an understanding of negative channels. Negative channels can be created in the lab, and the degree to which a channel is 作者: Forage飼料 時(shí)間: 2025-3-30 09:03
James M. McCrackencompetition for access to females (through direct fighting and/or indirect display), female choice of mates, or sexual conflict. In many mammals, skulls and teeth often display sexual dimorphism. Cetaceans show extraordinary variation in their dentition, and because teeth are often preserved, the ev作者: 檢查 時(shí)間: 2025-3-30 12:40 作者: 標(biāo)準(zhǔn) 時(shí)間: 2025-3-30 16:58 作者: 盡忠 時(shí)間: 2025-3-30 23:27
James M. McCrackend, marriage and employment on young people.Speaks to scholar.Sex, Crime, Drugs, and Just Plain Stupid Behaviors: The New Face of Young Adulthood in America.?.is written for students, parents, and practitioners to provide insight into how emerging adulthood impacts the lives and behaviors of young pe作者: 造反,叛亂 時(shí)間: 2025-3-31 04:09
James M. McCrackend, marriage and employment on young people.Speaks to scholar.Sex, Crime, Drugs, and Just Plain Stupid Behaviors: The New Face of Young Adulthood in America.?.is written for students, parents, and practitioners to provide insight into how emerging adulthood impacts the lives and behaviors of young pe作者: 影響 時(shí)間: 2025-3-31 07:16
James M. McCracken from their point of view, and what they thought should be changed. I argued, first, that we need to consider the breadth of sexual experience young people are involved in, and, second, that we need to hear what they tell us about their concerns and experiences. At the sharp end of their experiences
