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Article
Publication date: 1 January 2008

Govind Umarji, Supriya Ketkar, Ranjit Hawaldar, Suresh Gosavi, Kashinath Patil, Uttam Mulik and Dinesh Amalnerkar

The purpose of this paper is to ascertain chemical changes occurring at various stages involved in processing of silver‐based photoimageable thick films; and to determine ensuing…

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Abstract

Purpose

The purpose of this paper is to ascertain chemical changes occurring at various stages involved in processing of silver‐based photoimageable thick films; and to determine ensuing topographical features which other wise appeared to be hindered in 2D scanning electron microscopy.

Design/methodology/approach

Surface sensitive techniques, viz. X‐ray photoelectron spectroscopy (XPS) and atomic force microscopy (AFM) were used.

Findings

Interfacial adhesion of silver film with substrate (Al2O3) was specifically looked into with respect to role played by photoimaging (before and after exposure to ultra‐violet light). XPS results revealed occurrence of subtle chemical changes in terms of unsaturation to saturation in C−C bonding and also an interesting C−Al bonding which presumably improves mechanical adhesion of unfired film with the alumina substrate. AFM was carried out to examine the surface roughness, particle size, and microstructure of film which are very important from the standpoint of high‐frequency applications.

Originality/value

Surface sensitive techniques like XPS and AFM were exclusively used in order to characterize silver‐based photoimageable thick films.

Details

Microelectronics International, vol. 25 no. 1
Type: Research Article
ISSN: 1356-5362

Keywords

Article
Publication date: 29 April 2021

Krishan Lal Grover and Pritpal Singh Bhullar

The main purpose of the present study is to stretch the theoretical framework of existing stock of literature with reference to Risk Disclosures in IPO Prospectus and IPO…

Abstract

Purpose

The main purpose of the present study is to stretch the theoretical framework of existing stock of literature with reference to Risk Disclosures in IPO Prospectus and IPO performance. The systematic literature review study endows easy and quick access to researchers as well as categorization of the available literature.

Design/methodology/approach

Fifty research papers, which has been published or presented from 2000 to 2019 and are related to IPO risk disclosures and IPO performance, have been finalized. Further, these research papers were categorized based upon the five different variables to identify the probable research gap in the selected topic.

Findings

This review provides a coherent summary of past studies related to topic and develop a comprehensive evidence on relationship between disclosure of risk factors and IPO underpricing in short run. It shows the existing research gap that needs to be fulfilled to expand the research horizon of future research studies.

Research limitations/implications

The sole limitation of the study is that being a systematic literature review study, it does not carry any empirical results.

Practical implications

The investors will be able to identify the key risk factors, disclosed in IPO prospectus, that may have probable dent on the short-term return from IPO. The findings will further help the investors and financial analyst to identify the degree of impact of risk disclosures that are listed in IPO prospectus.

Originality/value

The paper is a first of its kind to stretch the existing literature and develop theoretical framework in the context of risk factor discloses in IPO prospectus and IPO performance with reference to India. The present study is an attempt to integrate the existing gap between empirical research and existing literature and suggest the techniques to the future practitioners to widen the horizon of their research.

Details

World Journal of Entrepreneurship, Management and Sustainable Development, vol. 17 no. 4
Type: Research Article
ISSN: 2042-5961

Keywords

Article
Publication date: 16 July 2024

Pritpal Singh Bhullar, Krishan Lal Grover and Ranjit Tiwari

This study aims to identify mutually exclusive risk categories and determine whether these categories effectively capture the potential impact of risk disclosures on the initial…

Abstract

Purpose

This study aims to identify mutually exclusive risk categories and determine whether these categories effectively capture the potential impact of risk disclosures on the initial returns of initial public offerings (IPOs) in the financial and non-financial sectors.

Design/methodology/approach

Data were collected from 131 Indian IPO prospectuses (104 non-financial and 27 financial) issued between 2015 and 2021. Content analysis was performed to identify mutually exclusive risk categories, and the effects of these categories on initial IPO returns were assessed by regression analysis

Findings

The findings revealed that risk factor disclosures have a significant impact on underpricing, but not all risk factors are relevant. In the current study, in the financial sector, IPO underpricing was mostly driven by technological and competitive risk factors. In the non-financial sector, underpricing was predominantly influenced by operating risk and compliance risk factors.

Research limitations/implications

The limitations of this study include the use of sentence-based context analysis, which does not assess the quality of risk disclosures. The statistical data reduction technique used to generate mutually exclusive risk categories may also be a limitation.

Practical implications

This research has the potential to assist companies in standardizing the disclosure of risks within IPO prospectuses. The insights gained can inform market regulators in designing policies aimed at aiding investors in formulating investment strategies, ultimately enhancing transparency and clarity regarding information disclosure. Moreover, the findings offer valuable guidance to investors in selecting IPOs aligned with their risk tolerance levels.

Social implications

From a societal perspective, this study represents advancements by guiding regulators towards developing and regulating standardized, mutually exclusive risk factors. Such measures can aid investors in enhancing their decision-making perspectives regarding IPOs, promoting a more informed and confident investment environment.

Originality/value

This study is a pioneering attempt to address knowledge gaps by identifying distinct categories of risk disclosures in IPO prospectuses and examining their potential influence on IPO underpricing in the financial and non-financial sectors in India.

Details

The Bottom Line, vol. 37 no. 3
Type: Research Article
ISSN: 0888-045X

Keywords

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