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  1. Article: Women's Empowerment in the Context of Rural West Bengal: An Index Construction with Exploratory Factor Analysis.

    Chakraborty, Sandipta / Paul, Bobby / Bandyopadhyay, Lina / Jana, Dipankar / Bhattacharyya, Madhumita

    Indian journal of community medicine : official publication of Indian Association of Preventive & Social Medicine

    2024  Volume 49, Issue 2, Page(s) 296–302

    Abstract: Background: Women's empowerment, a precondition of sustainable development, is a multidimensional and complex concept, often described with three interrelated components: resources, agency, and achievement. There is no universal construct for women's ... ...

    Abstract Background: Women's empowerment, a precondition of sustainable development, is a multidimensional and complex concept, often described with three interrelated components: resources, agency, and achievement. There is no universal construct for women's empowerment; rather, it has been assessed based on the context. It had been hardly explored in rural West Bengal.
    Objectives: This study was formulated to construct a women's empowerment index (WEI), in rural West Bengal, and assess the reliability of the index.
    Methods: A community-based cross-sectional study focusing on Women's Empowerment, Child Health and Nutrition (WE-CHANT) was conducted in a community development block in West Bengal. Mother (of reproductive age)-child (6-59 months) pairs were recruited from 20 villages by two-stage sampling (n = 268). Mothers were interviewed. Exploratory factor analysis (EFA) with oblique rotation was conducted with 25 measurement variables to construct the WEI. The internal consistency was assessed with Cronbach's alpha, item-rest, average inter-item, inter-domain, and domain-to-index correlation.
    Results: A 12-item (factor loading ≥0.40) WEI comprising three domains-decision-making power, attitude toward gender-based violence (GBV), and social independence-was constructed with acceptable internal consistency (Cronbach's alpha = 0.747). The multidimensionality of the index was also observed.
    Conclusion: A concise agency-based WEI was constructed, where decision-making power was explored as the major domain. This index in the context of rural West Bengal could be further utilized to assess women's empowerment and elicit its association with resources and achievements.
    Language English
    Publishing date 2024-03-07
    Publishing country India
    Document type Journal Article
    ZDB-ID 2085330-0
    ISSN 1998-3581 ; 0970-0218
    ISSN (online) 1998-3581
    ISSN 0970-0218
    DOI 10.4103/ijcm.ijcm_409_22
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  2. Article ; Online: Readiness to manage domestic violence among medical interns - an observational study in a medical college and hospital in India.

    Kumar, Rumelika / Bandyopadhyay, Lina / Sahu, Monalisha / Roy, Rabindranath / Paul, Bobby / Jana, Dipankar / Roy, Shuvajit

    Journal of injury & violence research

    2024  Volume 16, Issue 1

    Abstract: Background: Domestic violence is a deeply entrenched issue in Indian society, with global implications, especially for women's physical and mental health. Healthcare providers play important role in early identification and support of the victims. ... ...

    Abstract Background: Domestic violence is a deeply entrenched issue in Indian society, with global implications, especially for women's physical and mental health. Healthcare providers play important role in early identification and support of the victims. Medical interns, the future generation of Health care professionals, often acting as primary caregivers are uniquely positioned and expected to recognize and assist victims. This study aims to evaluate their knowledge, attitudes, practices, and readiness to manage domestic violence and its associating factors.
    Methods: This cross-sectional study was conducted among 157 medical interns at a Medical college and hospital in West Bengal, India, from December 2022 to February 2023. Simple random sampling was done. Data were collected using a semi-structured questionnaire, Medical Intern Readiness to manage domestic violence scale (MIREDS), validated after adoption from Physician Readiness to manage Intimate partner violence scale (PREMIS). Ethical approval was obtained, and participants gave informed written consent for inclusion. Satisfactory threshold was determined to be more than 50 percent. Data analysis was performed using MS Excel and SPSS software, including descriptive and inferential statistics, with a significance level of p less than 0.05, along with logistic regression analysis.
    Results: Only 45.2% of medical interns demonstrated satisfactory knowledge, 54.8% had a satisfactory attitude. Most interns (91.7%) exhibited poor practice in dealing with domestic violence cases, only 31.2% considered themselves ready to manage domestic violence cases. Interns who attend more patients was found to have better attitude. Positive associations were found between knowledge, attitude, and readiness to manage domestic violence cases among doctors .
    Conclusions: A substantial proportion of medical interns demonstrated inadequate knowledge, negative attitudes, and poor practice and inadequate readiness to manage domestic violence. Comprehensive training and education with cultural sensitivity training along with more practical exposures are in need to address this issue properly.
    Language English
    Publishing date 2024-02-28
    Publishing country Iran
    Document type Journal Article
    ZDB-ID 2573562-7
    ISSN 2008-4072 ; 2008-4072
    ISSN (online) 2008-4072
    ISSN 2008-4072
    DOI 10.5249/jivr.v16i1.1867
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  3. Article: Proportion, Pattern, and Predictors of Falls in Older Adults - A Community-based Observational Study in Rural West Bengal.

    Jana, Dipankar / Sahu, Monalisha / Paul, Bobby / Chakraborty, Sandipta / Bandyopadhyay, Lina / Das, Ranjan

    Journal of mid-life health

    2023  Volume 14, Issue 2, Page(s) 130–138

    Abstract: Introduction: In spite of falls being a major public health problem, where most of the falls are preventable, there is a lack of epidemiological investigation among those aged 50 and above, especially in developing countries. Hence, we investigate the ... ...

    Abstract Introduction: In spite of falls being a major public health problem, where most of the falls are preventable, there is a lack of epidemiological investigation among those aged 50 and above, especially in developing countries. Hence, we investigate the proportion, pattern, and predictors of falls in this age group.
    Materials and methods: This cross-sectional community-based study was done in the Uluberia-II block of Howrah district, West Bengal, from February to July 2021. A multistage cluster sampling method was used to meet the sample size. Data were collected with the help of a structured interview schedule. Predictors were estimated by the SPSS version 16 and defined in adjusted odds ratio (AOR) with a 95% confidence interval.
    Results: Among 170 study participants, 34.7% (59/170) experienced at least one episode of fall, while 20.6% (35/170) experienced recurrent falls in 12 months. Most (78%; 46/59) falls occurred in the home environment and due to slippage (67.8%; 40/59) on the floor. 84.7% (50/59) sustained any type of injuries, 47.5% (28/59) required either consultation of a physician or medication, and 6.8% (4/59) required hospitalization. Safety Checklist Score measured 75.3% (128/170) had a poor household environment, within that 30.6% (52/170) had a seriously poor household environment, which was an important predictor of falls ([AOR] = 3.59 [1.24-10.38]). Fear of fall (AOR = 6.18 [1.77-21.53]) measured by shortfall efficacy scale and nonformal education (AOR = 5.05 [1.33-19.07]) were also predictors of falls.
    Conclusion: Considerable proportion of falls occurred in the past year, which can be preventable by improving modifiable environmental factors and detection of fear of fall in persons at different levels of health-care facilities.
    Language English
    Publishing date 2023-09-18
    Publishing country India
    Document type Journal Article
    ZDB-ID 2595412-X
    ISSN 0976-7819 ; 0976-7800
    ISSN (online) 0976-7819
    ISSN 0976-7800
    DOI 10.4103/jmh.jmh_35_23
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  4. Article ; Online: Growth of uniform Mg-doped p-AlGaN nanowires using plasma-assisted molecular beam epitaxy technique for UV-A emitters.

    Sarkar, Ritam / Bhunia, Swagata / Jana, Dipankar / Nag, Dhiman / Chatterjee, Soumyadip / Laha, Apurba

    Nanotechnology

    2022  Volume 33, Issue 38

    Abstract: In this manuscript, we have shown the growth and extensive structural and optical characteristic of the uniformly Mg-doped ... ...

    Abstract In this manuscript, we have shown the growth and extensive structural and optical characteristic of the uniformly Mg-doped Al
    Language English
    Publishing date 2022-06-28
    Publishing country England
    Document type Journal Article
    ZDB-ID 1362365-5
    ISSN 1361-6528 ; 0957-4484
    ISSN (online) 1361-6528
    ISSN 0957-4484
    DOI 10.1088/1361-6528/ac7472
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  5. Book ; Online: Magnon gap excitations and spin-entangled optical transition in van der Waals antiferromagnet NiPS3

    Jana, Dipankar / Kapuscinski, P. / Mohelsky, I. / Vaclavkova, D. / Breslavetz, I. / Orlita, M. / Faugeras, C. / Potemski, M.

    2023  

    Abstract: Optical magneto-spectroscopy methods (Raman scattering, far-infrared transmission, and photoluminescence) have been applied to investigate the properties of the NiPS3 semiconducting antiferromagnet. The fundamental magnon gap excitation in this van der ... ...

    Abstract Optical magneto-spectroscopy methods (Raman scattering, far-infrared transmission, and photoluminescence) have been applied to investigate the properties of the NiPS3 semiconducting antiferromagnet. The fundamental magnon gap excitation in this van der Waals material has been found to be split into two components, in support of the biaxial character of the NiPS3 antiferromagnet. Photoluminescence measurements in the near-infrared spectral range show that the intriguing 1.475 eV-excitation unique to the NiPS3 antiferromagnetic phase splits upon the application of the in-plane magnetic field. The observed splitting patterns are correlated with properties of magnon excitations and reproduced with the simple model proposed. Possible routes toward a firm identification of the spin-entangled 1.475 eV-optical excitation in NiPS3, which can hardly be recognized as a coherent Zhang-Rice exciton, are discussed.

    Comment: 8 pages, 8 figures
    Keywords Condensed Matter - Mesoscale and Nanoscale Physics ; Condensed Matter - Materials Science
    Subject code 535 ; 530
    Publishing date 2023-06-13
    Publishing country us
    Document type Book ; Online
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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  6. Article: One-Dimensional Behavior of Imidazolium Lead Iodide

    Seth, Charu / Ghosh, Sandip / Jana, Dipankar / Jindal, Vishwas / Khushalani, Deepa

    Journal of physical chemistry. 2019 June 10, v. 123, no. 26

    2019  

    Abstract: Organic–inorganic hybrid crystals with lead halides as the inorganic moiety are remarkable, in that they show low-dimensional behavior despite their three-dimensional structures. Here, we report on a unique structure, imidazolium lead iodide C3N2H5PbI3 ( ... ...

    Abstract Organic–inorganic hybrid crystals with lead halides as the inorganic moiety are remarkable, in that they show low-dimensional behavior despite their three-dimensional structures. Here, we report on a unique structure, imidazolium lead iodide C3N2H5PbI3 (ImPI), and show that its electronic ground state represents a one-dimensional (1D) solid with carrier motion confined along nanometer-thin corrugated chains formed by face-sharing PbI64– octahedrons. ImPI has a very broad photoluminescence (PL) spectrum peaking around 688 nm (1.8 eV) with a width of 173 nm at high temperatures. This PL emission shows a significant red shift of 1.3 eV relative to the excitonic band gap of ImPI at 400 nm (3.1 eV) estimated from PL excitation spectroscopy. These results are compared with measurements on PbI2. Calculations based on the effective-mass theory show that the increased band gap of ImPI originates from quantum confinement, with the PbI64– chains acting as 1D quantum wires. Time-resolved and pump intensity-dependent PL studies provide evidence that PL emission arises from self-trapped exciton recombination, a characteristic of 1D systems with easily deformable lattice. This study establishes ImPI as a 1D hybrid semiconductor with a broad emission spectrum with promise for opto-electronic device applications.
    Keywords crystals ; halides ; imidazoles ; lead ; moieties ; nanowires ; photoluminescence ; semiconductors ; spectroscopy ; temperature
    Language English
    Dates of publication 2019-0610
    Size p. 16449-16455.
    Publishing place American Chemical Society
    Document type Article
    ISSN 1932-7455
    DOI 10.1021/acs.jpcc.9b03894
    Database NAL-Catalogue (AGRICOLA)

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  7. Article ; Online: Magneto-Optical Sensing of the Pressure Driven Magnetic Ground States in Bulk CrSBr.

    Pawbake, Amit / Pelini, Thomas / Mohelsky, Ivan / Jana, Dipankar / Breslavetz, Ivan / Cho, Chang-Woo / Orlita, Milan / Potemski, Marek / Measson, Marie-Aude / Wilson, Nathan P / Mosina, Kseniia / Soll, Aljoscha / Sofer, Zdenek / Piot, Benjamin A / Zhitomirsky, Mike E / Faugeras, Clement

    Nano letters

    2023  Volume 23, Issue 20, Page(s) 9587–9593

    Abstract: Competition between exchange interactions and magnetocrystalline anisotropy may bring new magnetic states that are of great current interest. An applied hydrostatic pressure can further be used to tune their balance. In this work, we investigate the ... ...

    Abstract Competition between exchange interactions and magnetocrystalline anisotropy may bring new magnetic states that are of great current interest. An applied hydrostatic pressure can further be used to tune their balance. In this work, we investigate the magnetization process of a biaxial antiferromagnet in an external magnetic field applied along the easy axis. We find that the single metamagnetic transition of the Ising type observed in this material under ambient pressure transforms under hydrostatic pressure into two transitions, a first-order spin-flop transition followed by a second-order transition toward a polarized ferromagnetic state near saturation. This reversible tuning into a new magnetic phase is obtained in layered bulk CrSBr at low temperature by varying the interlayer distance using high hydrostatic pressure, which efficiently acts on the interlayer magnetic exchange and is probed by magneto-optical spectroscopy.
    Language English
    Publishing date 2023-10-12
    Publishing country United States
    Document type Journal Article
    ISSN 1530-6992
    ISSN (online) 1530-6992
    DOI 10.1021/acs.nanolett.3c03216
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  8. Article ; Online: Pump-probe surface photovoltage spectroscopy measurements on semiconductor epitaxial layers.

    Jana, Dipankar / Porwal, S / Sharma, T K / Kumar, Shailendra / Oak, S M

    The Review of scientific instruments

    2014  Volume 85, Issue 4, Page(s) 43909

    Abstract: Pump-probe Surface Photovoltage Spectroscopy (SPS) measurements are performed on semiconductor epitaxial layers. Here, an additional sub-bandgap cw pump laser beam is used in a conventional chopped light geometry SPS setup under the pump-probe ... ...

    Abstract Pump-probe Surface Photovoltage Spectroscopy (SPS) measurements are performed on semiconductor epitaxial layers. Here, an additional sub-bandgap cw pump laser beam is used in a conventional chopped light geometry SPS setup under the pump-probe configuration. The main role of pump laser beam is to saturate the sub-bandgap localized states whose contribution otherwise swamp the information related to the bandgap of material. It also affects the magnitude of Dember voltage in case of semi-insulating (SI) semiconductor substrates. Pump-probe SPS technique enables an accurate determination of the bandgap of semiconductor epitaxial layers even under the strong influence of localized sub-bandgap states. The pump beam is found to be very effective in suppressing the effect of surface/interface and bulk trap states. The overall magnitude of SPV signal is decided by the dependence of charge separation mechanisms on the intensity of the pump beam. On the contrary, an above bandgap cw pump laser can be used to distinguish the signatures of sub-bandgap states by suppressing the band edge related feature. Usefulness of the pump-probe SPS technique is established by unambiguously determining the bandgap of p-GaAs epitaxial layers grown on SI-GaAs substrates, SI-InP wafers, and p-GaN epilayers grown on Sapphire substrates.
    Language English
    Publishing date 2014-04
    Publishing country United States
    Document type Journal Article
    ZDB-ID 209865-9
    ISSN 1089-7623 ; 0034-6748
    ISSN (online) 1089-7623
    ISSN 0034-6748
    DOI 10.1063/1.4871990
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  9. Book ; Online: Excitons and trions in WSSe monolayers

    Olkowska-Pucko, Katarzyna / Blundo, Elena / Zawadzka, Natalia / Cianci, Salvatore / Vaclavkova, Diana / Kapuściński, Piotr / Jana, Dipankar / Pettinari, Giorgio / Felici, Marco / Nogajewski, Karol / Bartos, Miroslav / Watanabe, Kenji / Taniguchi, Takashi / Faugeras, Clement / Potemski, Marek / Babiński, Adam / Polimeni, Antonio / Molas, Maciej R.

    2022  

    Abstract: The possibility of almost linear tuning of the band gap and of the electrical and optical properties in monolayers (MLs) of semiconducting transition metal dichalcogenide (S-TMD) alloys opens up the way to fabricate materials with on-demand ... ...

    Abstract The possibility of almost linear tuning of the band gap and of the electrical and optical properties in monolayers (MLs) of semiconducting transition metal dichalcogenide (S-TMD) alloys opens up the way to fabricate materials with on-demand characteristics. By making use of photoluminescence spectroscopy, we investigate optical properties of WSSe MLs with a S/Se ratio of 57/43 deposited on SiO$_2$/Si substrate and encapsulated in hexagonal BN flakes. Similarly to the $"parent"$ WS$_2$ and WSe$_2$ MLs, we assign the WSSe MLs to the ML family with the dark ground exciton state. We find that, in addition to the neutral bright A exciton line, three observed emission lines are associated with negatively charged excitons. The application of in-plane and out-of-plane magnetic fields allows us to assign undeniably the bright and dark (spin- and momentum-forbidden) negative trions as well as the phonon replica of the dark spin-forbidden complex. Furthermore, the existence of the single photon emitters in the WSSe ML is also demonstrated, thus prompting the opportunity to enlarge the wavelength range for potential future quantum applications of S-TMDs.

    Comment: 6 pages, 5 figures, +ESI
    Keywords Condensed Matter - Mesoscale and Nanoscale Physics ; Condensed Matter - Materials Science
    Subject code 530
    Publishing date 2022-09-21
    Publishing country us
    Document type Book ; Online
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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