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Ivan Ka Wai Lai

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Social Sciences and Humanities 36 6507 6051 98 96 173 5111

Ivan Ka Wai Lai publications per year

The chart shows the history of publications by Ivan Ka Wai Lai between 1998 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Ivan Ka Wai Lai published across 28 years, from 1998 to 2025, averaging 6.6 papers a year. Output peaked at 21 publications in 2025. 40 of the 184 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1998 to 2025. Vertical axis: number of publications, 0 to 21. Peak 21 publications in 2025. 1998: 1 publication 1999: 0 publications 2000: 0 publications 2001: 0 publications 2002: 0 publications 2003: 0 publications 2004: 0 publications 2005: 0 publications 2006: 1 publication 2007: 3 publications 2008: 3 publications 2009: 4 publications 2010: 5 publications 2011: 3 publications 2012: 2 publications 2013: 6 publications 2014: 5 publications 2015: 12 publications 2016: 6 publications 2017: 6 publications 2018: 6 publications 2019: 13 publications 2020: 14 publications 2021: 20 publications 2022: 18 publications 2023: 16 publications 2024: 19 publications 2025: 21 publications
1998 2025

184 publications in total across all disciplines

View publications per year as a table
Ivan Ka Wai Lai: publications per year, 1998 to 2025
Year Publications
1998 1
1999 0
2000 0
2001 0
2002 0
2003 0
2004 0
2005 0
2006 1
2007 3
2008 3
2009 4
2010 5
2011 3
2012 2
2013 6
2014 5
2015 12
2016 6
2017 6
2018 6
2019 13
2020 14
2021 20
2022 18
2023 16
2024 19
2025 21
Total 184
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Ivan Ka Wai Lai publications per year - data summary

  • Ivan Ka Wai Lai, a Social Sciences and Humanities scholar from City University of Macau, has 184 publications recorded across 28 years, from 1998 to 2025.
  • The oldest publication on record dates to 1998 and the most recent to 2025.
  • The most productive year is 2025, with 21 publications.
  • The least productive years with any output are 1998 and 2006, with 1 publication each.
  • 7 of the 28 years in the span carry no publications at all (1999, 2000, 2001, 2002 and others).
  • The rate of publication averages 6.6 papers per year over the whole span, or 8.8 per year counting only the 21 years with at least one publication.
  • The last 5 years on the chart (2021-2025) hold 94 publications, 51% of the career total.
  • Split into equal eras - 1998-2007: 5 publications (0.5 per year); 2008-2017: 52 publications (5.2 per year); 2018-2025: 127 publications (15.9 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

Ivan Ka Wai Lai publication distribution in Social Sciences and Humanities in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Social Sciences and Humanities in 2026. The highlighted bar marks where Ivan Ka Wai Lai sits on this spectrum.

No. of scientists
100 200 300 400
Bar chart with 54 bars. Horizontal axis: publications, 44–53 to 570+. Vertical axis: number of scientists, 0 to 474. Most scientists, 474, have 114–123 publications. The last bar groups every scientist with 570 publications or more. The highlighted bar, 164–173 publications, is where this scientist sits. 44–53 publications: 28 scientists 54–63 publications: 61 scientists 64–73 publications: 161 scientists 74–83 publications: 225 scientists 84–93 publications: 301 scientists 94–103 publications: 390 scientists 104–113 publications: 406 scientists 114–123 publications: 474 scientists 124–133 publications: 453 scientists 134–143 publications: 434 scientists 144–153 publications: 407 scientists 154–163 publications: 411 scientists 164–173 publications: 391 scientists 174–183 publications: 313 scientists 184–193 publications: 319 scientists 194–203 publications: 304 scientists 204–213 publications: 285 scientists 214–223 publications: 246 scientists 224–233 publications: 213 scientists 234–243 publications: 170 scientists 244–253 publications: 167 scientists 254–263 publications: 162 scientists 264–273 publications: 138 scientists 274–283 publications: 138 scientists 284–293 publications: 113 scientists 294–303 publications: 106 scientists 304–313 publications: 95 scientists 314–323 publications: 101 scientists 324–333 publications: 81 scientists 334–343 publications: 69 scientists 344–353 publications: 56 scientists 354–363 publications: 36 scientists 364–373 publications: 42 scientists 374–383 publications: 41 scientists 384–393 publications: 44 scientists 394–403 publications: 27 scientists 404–413 publications: 30 scientists 414–423 publications: 20 scientists 424–433 publications: 29 scientists 434–443 publications: 29 scientists 444–453 publications: 25 scientists 454–463 publications: 19 scientists 464–473 publications: 21 scientists 474–483 publications: 11 scientists 484–493 publications: 17 scientists 494–503 publications: 7 scientists 504–513 publications: 6 scientists 514–523 publications: 12 scientists 524–533 publications: 10 scientists 534–543 publications: 7 scientists 544–553 publications: 6 scientists 554–563 publications: 12 scientists 564–569 publications: 8 scientists 570+ publications: 100 scientists
44–53 publications 570+

This scientist: 173 publications — 53rd percentile

53% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 570 publications or more.

View publications distribution as a table
Number of Social Sciences and Humanities scientists by publication count, Research.com 2026 ranking edition. Based on 7,777 ranked scientists.
Publications Scientists This scientist
44–53 28
54–63 61
64–73 161
74–83 225
84–93 301
94–103 390
104–113 406
114–123 474
124–133 453
134–143 434
144–153 407
154–163 411
164–173 391 173
174–183 313
184–193 319
194–203 304
204–213 285
214–223 246
224–233 213
234–243 170
244–253 167
254–263 162
264–273 138
274–283 138
284–293 113
294–303 106
304–313 95
314–323 101
324–333 81
334–343 69
344–353 56
354–363 36
364–373 42
374–383 41
384–393 44
394–403 27
404–413 30
414–423 20
424–433 29
434–443 29
444–453 25
454–463 19
464–473 21
474–483 11
484–493 17
494–503 7
504–513 6
514–523 12
524–533 10
534–543 7
544–553 6
554–563 12
564–569 8
570+ 100
Download as CSV

Ivan Ka Wai Lai publication distribution in Social Sciences and Humanities in 2026 - data summary

  • The chart plots the publication count of all 7,777 Social Sciences and Humanities scientists ranked by Research.com in 2026, grouped into 54 ranges running from 44–53 to 570+ publications.
  • Ivan Ka Wai Lai, a Social Sciences and Humanities scholar from City University of Macau, records 173 publications - the 53rd percentile of the discipline.
  • 53% of ranked Social Sciences and Humanities scientists score the same or lower than Ivan Ka Wai Lai, and about 47% score higher.
  • The median of the discipline falls in the 164–173 publications range, and Ivan Ka Wai Lai falls inside that same range.
  • The most crowded range is 114–123 publications, holding 474 scientists (6% of the field).
  • 57% of the field sits in the lowest quarter of the value range (up to 174–183 publications), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 570 publications or more, 100 scientists in all (1% of the field).

Ivan Ka Wai Lai D-index placement in Social Sciences and Humanities in 2026

The chart shows the D-index (discipline H-index) distribution of Social Sciences and Humanities scientists ranked by Research.com in 2026. The highlighted bar marks where Ivan Ka Wai Lai sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 71 bars. Horizontal axis: D-Index, 30 to 100+. Vertical axis: number of scientists, 0 to 313. Most scientists, 313, have 42 D-Index. The last bar groups every scientist with 100 D-Index or more. The highlighted bar, 36 D-Index, is where this scientist sits. 30 D-Index: 177 scientists 31 D-Index: 210 scientists 32 D-Index: 222 scientists 33 D-Index: 188 scientists 34 D-Index: 181 scientists 35 D-Index: 243 scientists 36 D-Index: 261 scientists 37 D-Index: 272 scientists 38 D-Index: 278 scientists 39 D-Index: 300 scientists 40 D-Index: 297 scientists 41 D-Index: 308 scientists 42 D-Index: 313 scientists 43 D-Index: 300 scientists 44 D-Index: 269 scientists 45 D-Index: 260 scientists 46 D-Index: 228 scientists 47 D-Index: 251 scientists 48 D-Index: 203 scientists 49 D-Index: 186 scientists 50 D-Index: 187 scientists 51 D-Index: 166 scientists 52 D-Index: 138 scientists 53 D-Index: 141 scientists 54 D-Index: 131 scientists 55 D-Index: 137 scientists 56 D-Index: 109 scientists 57 D-Index: 129 scientists 58 D-Index: 95 scientists 59 D-Index: 105 scientists 60 D-Index: 106 scientists 61 D-Index: 86 scientists 62 D-Index: 94 scientists 63 D-Index: 77 scientists 64 D-Index: 79 scientists 65 D-Index: 59 scientists 66 D-Index: 68 scientists 67 D-Index: 51 scientists 68 D-Index: 49 scientists 69 D-Index: 40 scientists 70 D-Index: 43 scientists 71 D-Index: 40 scientists 72 D-Index: 50 scientists 73 D-Index: 46 scientists 74 D-Index: 43 scientists 75 D-Index: 45 scientists 76 D-Index: 45 scientists 77 D-Index: 30 scientists 78 D-Index: 25 scientists 79 D-Index: 31 scientists 80 D-Index: 29 scientists 81 D-Index: 18 scientists 82 D-Index: 21 scientists 83 D-Index: 26 scientists 84 D-Index: 15 scientists 85 D-Index: 15 scientists 86 D-Index: 19 scientists 87 D-Index: 19 scientists 88 D-Index: 12 scientists 89 D-Index: 7 scientists 90 D-Index: 19 scientists 91 D-Index: 20 scientists 92 D-Index: 13 scientists 93 D-Index: 9 scientists 94 D-Index: 13 scientists 95 D-Index: 8 scientists 96 D-Index: 7 scientists 97 D-Index: 6 scientists 98 D-Index: 6 scientists 99 D-Index: 6 scientists 100+ D-Index: 97 scientists
30 D-Index 100+

This scientist: 36 D-Index — 19th percentile

19% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 100 D-Index or more.

View D-Index distribution as a table
Number of Social Sciences and Humanities scientists by D-index, Research.com 2026 ranking edition. Based on 7,777 ranked scientists.
D-Index Scientists This scientist
30 177
31 210
32 222
33 188
34 181
35 243
36 261 36
37 272
38 278
39 300
40 297
41 308
42 313
43 300
44 269
45 260
46 228
47 251
48 203
49 186
50 187
51 166
52 138
53 141
54 131
55 137
56 109
57 129
58 95
59 105
60 106
61 86
62 94
63 77
64 79
65 59
66 68
67 51
68 49
69 40
70 43
71 40
72 50
73 46
74 43
75 45
76 45
77 30
78 25
79 31
80 29
81 18
82 21
83 26
84 15
85 15
86 19
87 19
88 12
89 7
90 19
91 20
92 13
93 9
94 13
95 8
96 7
97 6
98 6
99 6
100+ 97
Download as CSV

Ivan Ka Wai Lai D-index placement in Social Sciences and Humanities in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 7,777 Social Sciences and Humanities scientists ranked by Research.com in 2026, grouped into 71 ranges running from 30 to 100+ D-Index.
  • Ivan Ka Wai Lai, a Social Sciences and Humanities scholar from City University of Macau, records 36 D-Index - the 19th percentile of the discipline.
  • 19% of ranked Social Sciences and Humanities scientists score the same or lower than Ivan Ka Wai Lai, and about 81% score higher.
  • The median of the discipline falls in the 45 D-Index range, and Ivan Ka Wai Lai ranks below the median.
  • The most crowded range is 42 D-Index, holding 313 scientists (4% of the field).
  • 59% of the field sits in the lowest quarter of the value range (up to 47 D-Index), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 100 D-Index or more, 97 scientists in all (1% of the field).

Best Publications

  • Importance–performance analysis in tourism: A framework for researchers

    Ivan Ka Wai Lai;Michael Hitchcock

  • Comparing crisis management practices in the hotel industry between initial and pandemic stages of COVID-19

    Ivan Ka Wai Lai;Jose Weng Chou Wong

  • The Roles of Value, Satisfaction, and Commitment in the Effect of Service Quality on Customer Loyalty in Hong Kong–Style Tea Restaurants

    Ivan K. W. Lai

  • Traveler Acceptance of an App-Based Mobile Tour Guide:

    Ivan K. W. Lai

  • Sharing memorable tourism experiences on mobile social media and how it influences further travel decisions

    Jose Weng Chou Wong;Ivan Ka Wai Lai;Zhang Tao

  • Hotel image and reputation on building customer loyalty: An empirical study in Macau

    Ivan Ka Wai Lai

  • The impact of a 360° virtual tour on the reduction of psychological stress caused by COVID-19.

    Ting Yang;Ivan Ka Wai Lai;Zhao Bin Fan;Qing Min Mo

  • A comparison of service quality attributes for stand-alone and resort-based luxury hotels in Macau: 3-Dimensional importance-performance analysis

    Ivan Ka Wai Lai;Michael Hitchcock

  • Sources of satisfaction with luxury hotels for new, repeat, and frequent travelers: A PLS impact-asymmetry analysis

    Ivan Ka Wai Lai;Michael Hitchcock

  • The Role of Service Quality, Perceived Value, and Relationship Quality in Enhancing Customer Loyalty in the Travel Agency Sector

    Ivan Ka Wai Lai

  • The use of 360-degree virtual tours to promote mountain walking tourism: stimulus–organism–response model

    Unknown

  • The effects of transaction-specific satisfactions and integrated satisfaction on customer loyalty

    Bo Wendy Gao;Ivan Ka Wai Lai

  • Local reactions to mass tourism and community tourism development in Macau

    Ivan Ka Wai Lai;Michael Hitchcock

  • Trust factors influencing the adoption of internet-based interorganizational systems

    Ivan K. W. Lai;Viny W. L. Tong;Donny C. F. Lai

  • Identifying the response factors in the formation of a sense of presence and a destination image from a 360-degree virtual tour

    Xiaohong Wu;Ivan Ka Wai Lai

  • Literature review on service quality in hospitality and tourism (1984-2014): Future directions and trends

    Ivan K.W. Lai;Michael Hitchcock;Ting Yang;Tun-Wei Lu

  • User acceptance of mobile commerce: an empirical study in Macau

    Ivan K. W. Lai;Donny C. F. Lai

  • Awe: An Important Emotional Experience in Sustainable Tourism

    Dong Lu;Yide Liu;Ivan Lai;Li Yang

  • An examination of satisfaction on word of mouth regarding Portuguese foods in Macau: Applying the concept of integrated satisfaction

    Ivan Ka Wai Lai

  • The acceptance of augmented reality tour app for promoting film-induced tourism: the effect of celebrity involvement and personal innovativeness

    Xiaohong Wu;Ivan Ka Wai Lai

Frequent Co-Authors

Henry C. W. Lau
Henry C. W. Lau Western Sydney University
King Lun Choy
King Lun Choy Hong Kong Polytechnic University
Hiram Ting
Hiram Ting Asia Pacific University of Technology & Innovation

External Links

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Best Scientists Citing Ivan Ka Wai Lai

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Keng-Boon Ooi

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