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Kung-Kai Cheung

Kung-Kai Cheung

D-Index & Metrics

Discipline name D-Index World Ranking National Ranking Publications Citations
Chemistry 70 5989 1081 249 14737

Kung-Kai Cheung publications per year

The chart shows the history of publications by Kung-Kai Cheung between 1962 and 2007, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Kung-Kai Cheung published across 46 years, from 1962 to 2007, averaging 5.4 papers a year. Output peaked at 37 publications in 1998. 3 of the 249 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1962 to 2007. Vertical axis: number of publications, 0 to 37. Peak 37 publications in 1998. 1962: 1 publication 1963: 0 publications 1964: 0 publications 1965: 4 publications 1966: 1 publication 1967: 1 publication 1968: 0 publications 1969: 1 publication 1970: 2 publications 1971: 3 publications 1972: 0 publications 1973: 0 publications 1974: 0 publications 1975: 0 publications 1976: 0 publications 1977: 0 publications 1978: 0 publications 1979: 0 publications 1980: 0 publications 1981: 0 publications 1982: 0 publications 1983: 1 publication 1984: 0 publications 1985: 0 publications 1986: 0 publications 1987: 1 publication 1988: 1 publication 1989: 5 publications 1990: 0 publications 1991: 1 publication 1992: 5 publications 1993: 11 publications 1994: 9 publications 1995: 18 publications 1996: 30 publications 1997: 21 publications 1998: 37 publications 1999: 23 publications 2000: 23 publications 2001: 22 publications 2002: 13 publications 2003: 8 publications 2004: 2 publications 2005: 2 publications 2006: 1 publication 2007: 2 publications
1962 2007

249 publications in total across all disciplines

View publications per year as a table
Kung-Kai Cheung: publications per year, 1962 to 2007
Year Publications
1962 1
1963 0
1964 0
1965 4
1966 1
1967 1
1968 0
1969 1
1970 2
1971 3
1972 0
1973 0
1974 0
1975 0
1976 0
1977 0
1978 0
1979 0
1980 0
1981 0
1982 0
1983 1
1984 0
1985 0
1986 0
1987 1
1988 1
1989 5
1990 0
1991 1
1992 5
1993 11
1994 9
1995 18
1996 30
1997 21
1998 37
1999 23
2000 23
2001 22
2002 13
2003 8
2004 2
2005 2
2006 1
2007 2
Total 249
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Kung-Kai Cheung publication distribution in Chemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Chemistry in 2026. The highlighted bar marks where Kung-Kai Cheung sits on this spectrum.

No. of scientists
250 500 750 1,000 1,250
Bar chart with 63 bars. Horizontal axis: publications, 61–80 to 1,295+. Vertical axis: number of scientists, 0 to 1,350. Most scientists, 1,350, have 161–180 publications. The last bar groups every scientist with 1,295 publications or more. The highlighted bar, 241–260 publications, is where this scientist sits. 61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61–80 publications 1,295+

This scientist: 249 publications — 49th percentile

49% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

View publications distribution as a table
Number of Chemistry scientists by publication count, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
Publications Scientists This scientist
61–80 66
81–100 302
101–120 623
121–140 918
141–160 1,218
161–180 1,350
181–200 1,344
201–220 1,281
221–240 1,216
241–260 1,100 249
261–280 979
281–300 939
301–320 764
321–340 643
341–360 628
361–380 522
381–400 459
401–420 397
421–440 327
441–460 270
461–480 265
481–500 252
501–520 201
521–540 185
541–560 148
561–580 148
581–600 132
601–620 114
621–640 104
641–660 91
661–680 92
681–700 73
701–720 57
721–740 54
741–760 67
761–780 45
781–800 46
801–820 39
821–840 32
841–860 36
861–880 29
881–900 26
901–920 24
921–940 14
941–960 23
961–980 28
981–1,000 15
1,001–1,020 29
1,021–1,040 12
1,041–1,060 19
1,061–1,080 12
1,081–1,100 6
1,101–1,120 8
1,121–1,140 12
1,141–1,160 5
1,161–1,180 6
1,181–1,200 14
1,201–1,220 7
1,221–1,240 2
1,241–1,260 6
1,261–1,280 4
1,281–1,294 6
1,295+ 100
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Kung-Kai Cheung D-index placement in Chemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Chemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Kung-Kai Cheung sits on this spectrum.

No. of scientists
250 500 750 1,000
Bar chart with 61 bars. Horizontal axis: D-Index, 40–41 to 159+. Vertical axis: number of scientists, 0 to 1,051. Most scientists, 1,051, have 56–57 D-Index. The last bar groups every scientist with 159 D-Index or more. The highlighted bar, 70–71 D-Index, is where this scientist sits. 40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40–41 D-Index 159+

This scientist: 70 D-Index — 68th percentile

68% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

View D-Index distribution as a table
Number of Chemistry scientists by D-index, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
D-Index Scientists This scientist
40–41 289
42–43 612
44–45 808
46–47 776
48–49 835
50–51 861
52–53 872
54–55 933
56–57 1,051
58–59 930
60–61 882
62–63 834
64–65 731
66–67 775
68–69 683
70–71 646 70
72–73 561
74–75 501
76–77 437
78–79 388
80–81 354
82–83 292
84–85 275
86–87 254
88–89 235
90–91 185
92–93 192
94–95 155
96–97 163
98–99 125
100–101 105
102–103 105
104–105 112
106–107 88
108–109 68
110–111 69
112–113 65
114–115 79
116–117 61
118–119 44
120–121 37
122–123 40
124–125 33
126–127 26
128–129 34
130–131 35
132–133 25
134–135 27
136–137 17
138–139 16
140–141 20
142–143 20
144–145 15
146–147 9
148–149 9
150–151 16
152–153 11
154–155 9
156–157 3
158 3
159+ 98
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Overview

Kung-Kai Cheung is affiliated with the University of Hong Kong in China. Their academic profile is characterized by contributions to various fields of study, although specific publication details such as recent papers, co-authors, and frequent publication venues are not listed. This indicates either a developing research portfolio or limited publicly available bibliometric data.

Without specific titles or topics, the general scope of their work cannot be precisely detailed. The absence of recorded main fields, subfields, or topics of study suggests that either these have not been cataloged or are not distinctly categorized in accessible databases.

The absence of noted awards or recognitions further implies that there are no publicly recorded honors attributed to Kung-Kai Cheung at this time. Similarly, no records of book publications are attributed to them, pointing to a focus primarily on journal or conference work if any publication activity exists.

The lack of information regarding frequent co-authors or regular publication venues may indicate an early career researcher, work in specialized or emerging fields with less tracking, or insufficient data aggregation in public or academic databases.

Overall, the available data offers a basic institutional affiliation without detailed insight into research topics, publications, or collaborations. This profile will become more substantive as more data, such as papers or awards, are recorded and made accessible.

Best Publications

  • Organic light-emitting materials based on bis(arylacetylide)platinum(II) complexes bearing substituted bipyridine and phenanthroline ligands: photo- and electroluminescence from 3MLCT excited states.

    Siu-Chung Chan;Michael C. W. Chan;Yue Wang;Chi-Ming Che

  • Spectroscopic evidence for argentophilicity in structurally characterized luminescent binuclear silver(I) complexes

    Chi-Ming Che;Man-Chung Tse;Michael C. W. Chan;Kung-Kai Cheung

  • Synthesis, Luminescence, Electrochemistry, and Ion-Binding Studies of Platinum(II) Terpyridyl Acetylide Complexes

    Vivian Wing-Wah Yam;Rowena Pui-Ling Tang;Keith Man-Chung Wong;Kung-Kai Cheung

  • Luminescent platinum(II) complexes. Electronic spectroscopy of platinum(II) complexes of 2,2′:6′,2″-terpyridine (terpy) and p-substituted phenylterpyridines and crystal structure of [Pt(terpy)CI][CF3SO3]

    Hon-Kay Yip;Luk-Ki Cheng;Kung-Kai Cheung;Chi-Ming Che

  • Cuprophilicity: Spectroscopic and Structural Evidence for Cu−Cu Bonding Interactions in Luminescent Dinuclear Copper(I) Complexes with Bridging Diphosphane Ligands

    Chi-Ming Che;Zhong Mao;Vincent M. Miskowski;Man-Chung Tse

  • π−π Interactions in Organometallic Systems. Crystal Structures and Spectroscopic Properties of Luminescent Mono-, Bi-, and Trinuclear Trans-cyclometalated Platinum(II) Complexes Derived from 2,6-Diphenylpyridine

    Wei Lu;Michael C. W. Chan;Kung-Kai Cheung;Chi-Ming Che

  • A C2 Symmetric Chiral Ketone for Catalytic Asymmetric Epoxidation of Unfunctionalized Olefins

    Dan Yang;Yiu Chung Yip;Man Wai Tang;Man Kin Wong

  • Spectroscopic Properties of Luminescent Platinum(II) Complexes Containing 4,4‘,4‘ ‘-Tri-tert-butyl-2,2‘:6‘,2‘ ‘-terpyridine (tBu3tpy). Crystal Structures of [Pt(tBu3tpy)Cl]ClO4 and [Pt(tBu3tpy){CH2C(O)Me}]ClO4

    Siu-Wai Lai;Michael C. W. Chan;Kung-Kai Cheung;Chi-Ming Che

  • Organic triplet emissions of arylacetylide moieties harnessed through coordination to [Au(PCy(3))]+. Effect of molecular structure upon photoluminescent properties.

    Hsiu-Yi Chao;Wei Lu;Yanqin Li;Michael C. W. Chan

  • Luminescent mononuclear and binuclear cyclometalated palladium(II) complexes of 6-phenyl-2,2 bipyridines: spectroscopic and structural comparisons with platinum(II) analogues.

    Siu-Wai Lai;Tsz-Chun Cheung;Michael C. W. Chan;Kung-Kai Cheung

  • Luminescent μ-Ethynediyl and μ-Butadiynediyl Binuclear Gold(I) Complexes: Observation of 3(ππ*) Emissions from Bridging Cn2- Units

    Chi-Ming Che;Hsiu-Yi Chao;Vincent M. Miskowski;Yanqin Li

  • Observation of low-energy metal-metal-to-ligand charge transfer absorption and emission: Electronic spectroscopy of cyclometalated platinum(II) complexes with isocyanide ligands

    Siu-Wai Lai;Hiu-Wah Lam;Wei Lu;Kung-Kai Cheung

  • Photoluminescent cyclometallated diplatinum(II,II) complexes: photophysical properties and crystal structures of [PtL(PPh3)]ClO4 and [Pt2L2(µ-dppm)][ClO4]2(HL = 6-phenyl-2,2′-bipyridine, dppm = Ph2PCH2PPh2)

    Tsz-Chun Cheung;Kung-Kai Cheung;Shie-Ming Peng;Chi-Ming Che

  • Syntheses, Electronic Absorption, Emission, and Ion‐Binding Studies of Platinum(II) C^N^C and Terpyridyl Complexes Containing Crown Ether Pendants

    Vivian Wing-Wah Yam;Rowena Pui-Ling Tang;Keith Man-Chung Wong;Xiao-Xia Lu

  • Carbene and Isocyanide Ligation at Luminescent Cyclometalated 6-Phenyl-2,2‘-bipyridyl Platinum(II) Complexes: Structural and Spectroscopic Studies

    Siu-Wai Lai;Michael Chi-Wang Chan;Kung-Kai Cheung;Chi-Ming Che

  • Design and Synthesis of Chiral Ketones for Catalytic Asymmetric Epoxidation of Unfunctionalized Olefins

    Dan Yang;Man-Kin Wong;Yiu-Chung Yip;Xue-Chao Wang

  • Biological labelling reagents and probes derived from luminescent transition metal polypyridine complexes

    Kenneth Kam-Wing Lo;Wai-Ki Hui;Chi-Keung Chung;Keith Hing-Kit Tsang

  • Application of 2,6-diphenylpyridine as a tridentate [C∧N∧C] dianionic ligand in organogold(III) chemistry. structural and spectroscopic properties of mono- and binuclear transmetalated gold(III) complexes

    Kar-Ho Wong;Kung-Kai Cheung;Michael Chi-Wang Chan;Chi-Ming Che

  • Synthesis and design of novel tetranuclear and dinuclear gold(I) phosphine acetylide complexes. First X-ray crystal structures of a tetranuclear ([Au4(tppb)(C≡CPh)4]) and a related dinuclear ([Au2(dppb)(C≡CPh)2]) complex

    Vivian Wing-Wah Yam;Sam Wing-Kin Choi;Kung-Kai Cheung

  • Synthesis, Structure, Photophysics, and Excited‐State Redox Properties of the Novel Luminescent Tetranuclear Acetylidocopper(I) Complex [Cu4(μ‐dppm)4(μ4‐η1,η2‐CC‐)](BF4)2

    Vivian Wing-Wah Yam;Wendy Kit-Mai Fung;Kung-Kai Cheung

Frequent Co-Authors

Vivian Wing-Wah Yam
Vivian Wing-Wah Yam University of Hong Kong
Chi-Ming Che
Chi-Ming Che University of Hong Kong
Michael C. W. Chan
Michael C. W. Chan City University of Hong Kong
Keith Man-Chung Wong
Keith Man-Chung Wong Southern University of Science and Technology
Dan Yang
Dan Yang University of Hong Kong
Shie-Ming Peng
Shie-Ming Peng National Taiwan University
Wing-Tak Wong
Wing-Tak Wong Hong Kong Polytechnic University
Kenneth Kam-Wing Lo
Kenneth Kam-Wing Lo City University of Hong Kong
Jie-Sheng Huang
Jie-Sheng Huang University of Hong Kong
Wing-Yiu Yu
Wing-Yiu Yu Hong Kong Polytechnic University

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