• Preface of Special Column on Quantum Circuit Design Automation

  2026 Vol. 43 (4): 495-.

  Abstract ( 22 ) PDF (120KB) ( 14 )

• Introduction of Guest Editors of Special Column on Quantum Circuit Design Automation

  2026 Vol. 43 (4): 496-.

  Abstract ( 25 ) PDF (5538KB) ( 5 )

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  Current status and prospects of applications of differentiable programming in quantum design automation(Invited)

  WU Feng , WANG Ziang , , ZHAO Huihai

  2026 Vol. 43 (4): 497-512. doi:10.3969/j.issn.1007-5461.2026.04.001

  Abstract ( 36 ) PDF (3764KB) ( 12 )

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  Applications of extended gate sets in quantum error correction(Invited, Cover Paper)

  KONG Linghang , CHEN Jianxin

  2026 Vol. 43 (4): 513-523. doi:10.3969/j.issn.1007-5461.2026.04.002

  Abstract ( 33 ) PDF (7749KB) ( 11 )

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  Quantum telepathy: A quantum technology with near⁃term applications(Invited)

  DING Dawei , , XU Xinyu ,

  2026 Vol. 43 (4): 524-538. doi:10.3969/j.issn.1007-5461.2026.04.003

  Abstract ( 66 ) PDF (859KB) ( 19 )

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  A high⁃fidelity controlled⁃phase gate betweentwo superconducting qubits(Invited)

  NING Wen , YANG Zhenbiao, ZHENG Shibiao

  2026 Vol. 43 (4): 539-548. doi:10.3969/j.issn.1007-5461.2026.04.004

  Abstract ( 25 ) PDF (4669KB) ( 5 )

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  One⁃step implementation of a three⁃qubit hybrid Toffoli gate based on a superconducting system

  KANG Yihao, SU Qiping, YANG Chuiping

  2026 Vol. 43 (4): 549-563. doi:10.3969/j.issn.1007-5461.2026.04.005

  Abstract ( 28 ) PDF (3524KB) ( 2 )

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  Belief propagation⁃ordered statistics decoding algorithm with multi⁃factor search(Invited)

  BI Sheng , LIANG Jifan , , WANG Qianfan , SONG Linqi , , LI Lüzhou , MA Xiao , , LI Licheng

  2026 Vol. 43 (4): 564-576. doi:10.3969/j.issn.1007-5461.2026.04.006

  Abstract ( 36 ) PDF (2103KB) ( 3 )

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  BlockCut: An effective scheme to cut quantum gate blocks(Invited)

  ZHANG Mingfei, PANG Pu, LIU Jiaqi, ZHANG Runzhe, WU Anbang

  2026 Vol. 43 (4): 577-587. doi:10.3969/j.issn.1007-5461.2026.04.007

  Abstract ( 27 ) PDF (2043KB) ( 5 )

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  Secure compilation scheme based on quantum power function obfuscation for quantum cloud

  XIONG Keyu, SHANG Tao , ZHANG Chenyi

  2026 Vol. 43 (4): 588-600. doi:10.3969/j.issn.1007-5461.2026.04.008

  Abstract ( 26 ) PDF (1973KB) ( 6 )

Spectroscopy

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  High‑temperature trace ammonia detection based on a 10.4 μm quantum cascade laser and wavelength modulation spectroscopy

  WU Xiaoguang , MA Liuhao , YAN Yongsheng , LI Qing , WANG Yu ,

  2026 Vol. 43 (4): 601-611. doi:10.3969/j.issn.1007-5461.2026.04.009

  Abstract ( 25 ) PDF (3109KB) ( 3 )

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  Research on a multiple‐optical‐pathlength and high‐precision trace gas detection system based on White cell

  CHEN Wei , , XU Liang , XU Huanyao , , HUA Gubiao , , XU Hanyang , XU Jiaqiu , PAN Shuai

  2026 Vol. 43 (4): 612-622. doi:10.3969/j.issn.1007-5461.2026.04.010

  Abstract ( 26 ) PDF (15515KB) ( 5 )

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  Suppression of 1/f noise influence in delayed self‐heterodyne measurement of laser linewidth with kHz and below using short fiber

  QIAN Cheng , , LIU Xiaobing, , YANG Xiumei , , LI Chongyang , , HUANG Ruidong , , XUE Siming , , MAO Qinghe ,

  2026 Vol. 43 (4): 623-631. doi:10.3969/j.issn.1007-5461.2026.04.011

  Abstract ( 28 ) PDF (8262KB) ( 4 )

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  Quantum measurement of power‐frequency electric field based on amplitude modulation technology

  DING Chao , PU Zengxin , SONG Hongtian , ZHANG Ying , WANG Baoshuai , , ZHANG Huaiqing , HU Shanshan , , HUANG Yu , WU Yuhao

  2026 Vol. 43 (4): 632-640. doi:10.3969/j.issn.1007-5461.2026.04.012

  Abstract ( 25 ) PDF (2376KB) ( 6 )

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  Intersubband transitions in β⁃(AlxGa1 - x )2O3 /Ga2O3 symmetric triple quantum wells under external electric fields

  ZHAO Yakun, HA Sihua

  2026 Vol. 43 (4): 641-648. doi:10.3969/j.issn.1007-5461.2026.04.013

  Abstract ( 31 ) PDF (1272KB) ( 6 )

Optical Materials

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  Tunneling mode in one‑dimensional photonic crystals containing Dirac material

  XU Lei , WANG Xinglin

  2026 Vol. 43 (4): 649-657. doi:10.3969/j.issn.1007-5461.2026.04.014

  Abstract ( 27 ) PDF (22833KB) ( 10 )

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  Study on fracture toughness of YAG crystals with different crystal faces based on nanoindentation experiments

  MA Rongguo , , ZHANG Qingli , GAO Jinyun , , SUN Guihua , , DOU Renqin , , ZHANG Rui , , CHEN Zhao , , HAN Song , , WANG Xiaofei , , ZHANG Deming , , SUN Yu , , LIU Wenpeng ,

  2026 Vol. 43 (4): 658-666. doi:10.3969/j.issn.1007-5461.2026.04.015

  Abstract ( 32 ) PDF (9179KB) ( 5 )